PRB Editors' Suggestions http://prb.aps.org/ Physical Review B Editors' Suggestions (by suggesting a few manuscripts each week, we hope to promote reading across fields of physics) hourly 1 2012-02-10T19:06:14-05:00 rss@aps.org assocpub@aps.org 2012-02-10T19:06:14-05:00 en Copyright © 2012 the American Physical Society. Personal use only, all commercial or other reuse prohibited Copyright © 2012 the American Physical Society assocpub@aps.org Accurate description of charge transport in organic field effect transistors using an experimentally extracted density of states http://link.aps.org/doi/10.1103/PhysRevB.85.085202 Author(s): W. S. C. Roelofs, S. G. J. Mathijssen, R. A. J. Janssen, D. M. de Leeuw, and M. Kemerink<br/><p>The width and shape of the density of states (DOS) are key parameters to describe the charge transport of organic semiconductors. Here we extract the DOS using scanning Kelvin probe microscopy on a self-assembled monolayer field effect transistor (SAMFET). The semiconductor is only a single monolaye...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 085202] Published Tue Feb 07, 2012 Author(s): W. S. C. Roelofs, S. G. J. Mathijssen, R. A. J. Janssen, D. M. de Leeuw, and M. Kemerink

PRB Editors' Suggestion The width and shape of the density of states (DOS) are key parameters to describe the charge transport of organic semiconductors. Here we extract the DOS using scanning Kelvin probe microscopy on a self-assembled monolayer field effect transistor (SAMFET). The semiconductor is only a single monolaye...

[Phys. Rev. B 85, 085202] Published Tue Feb 07, 2012

]]> Accurate description of charge transport in organic field effect transistors using an experimentally extracted density of states W. S. C. Roelofs, S. G. J. Mathijssen, R. A. J. Janssen, D. M. de Leeuw, and M. Kemerink 2012-02-07T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.085202 Phys. Rev. B 85, 085202 (2012) article Physical Review B 85 8 2012-02-07T10:00:00-05:00 10.1103/PhysRevB.85.085202 http://link.aps.org/doi/10.1103/PhysRevB.85.085202 085202 Semiconductors I: bulk Semiconductors I: bulk Full configuration interaction perspective on the homogeneous electron gas http://link.aps.org/doi/10.1103/PhysRevB.85.081103 Author(s): James J. Shepherd, George Booth, Andreas Grüneis, and Ali Alavi<br/><p>Highly accurate results for the homogeneous electron gas (HEG) have only been achieved to date within a diffusion Monte Carlo (DMC) framework. Here, we introduce a recently developed stochastic technique, full configuration interaction quantum Monte Carlo (FCIQMC), which samples the exact wave funct...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/> <br/>[Phys. Rev. B 85, 081103] Published Tue Feb 07, 2012 Author(s): James J. Shepherd, George Booth, Andreas Grüneis, and Ali Alavi

PRB Editors' Suggestion Rapid Communication Highly accurate results for the homogeneous electron gas (HEG) have only been achieved to date within a diffusion Monte Carlo (DMC) framework. Here, we introduce a recently developed stochastic technique, full configuration interaction quantum Monte Carlo (FCIQMC), which samples the exact wave funct...

[Phys. Rev. B 85, 081103] Published Tue Feb 07, 2012

]]> Full configuration interaction perspective on the homogeneous electron gas James J. Shepherd, George Booth, Andreas Grüneis, and Ali Alavi 2012-02-07T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.081103 Phys. Rev. B 85, 081103 (2012) article Physical Review B 85 8 2012-02-07T10:00:00-05:00 10.1103/PhysRevB.85.081103 http://link.aps.org/doi/10.1103/PhysRevB.85.081103 081103 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Correlation effects in bistability at the nanoscale: Steady state and beyond http://link.aps.org/doi/10.1103/PhysRevB.85.075103 Author(s): E. Khosravi, A.-M. Uimonen, A. Stan, G. Stefanucci, S. Kurth, R. van Leeuwen, and E. K. U. Gross<br/><p>The possibility of finding multistability in the density and current of an interacting nanoscale junction coupled to semi-infinite leads is studied at various levels of approximation. The system is driven out of equilibrium by an external bias and the nonequilibrium properties are determined by real...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 075103] Published Fri Feb 03, 2012 Author(s): E. Khosravi, A.-M. Uimonen, A. Stan, G. Stefanucci, S. Kurth, R. van Leeuwen, and E. K. U. Gross

PRB Editors' Suggestion The possibility of finding multistability in the density and current of an interacting nanoscale junction coupled to semi-infinite leads is studied at various levels of approximation. The system is driven out of equilibrium by an external bias and the nonequilibrium properties are determined by real...

[Phys. Rev. B 85, 075103] Published Fri Feb 03, 2012

]]> Correlation effects in bistability at the nanoscale: Steady state and beyond E. Khosravi, A.-M. Uimonen, A. Stan, G. Stefanucci, S. Kurth, R. van Leeuwen, and E. K. U. Gross 2012-02-03T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.075103 Phys. Rev. B 85, 075103 (2012) article Physical Review B 85 7 2012-02-03T10:00:00-05:00 10.1103/PhysRevB.85.075103 http://link.aps.org/doi/10.1103/PhysRevB.85.075103 075103 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Time scales in the dynamics of an interacting quantum dot http://link.aps.org/doi/10.1103/PhysRevB.85.075301 Author(s): L. Debora Contreras-Pulido, Janine Splettstoesser, Michele Governale, Jürgen König, and Markus Büttiker<br/><p>We analyze the dynamics of a single-level quantum dot with Coulomb interaction, weakly tunnel coupled to an electronic reservoir, after it has been brought out of equilibrium, e.g., by a step-pulse potential. We investigate the exponential decay toward the equilibrium state, which is governed by thr...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 075301] Published Thu Feb 02, 2012 Author(s): L. Debora Contreras-Pulido, Janine Splettstoesser, Michele Governale, Jürgen König, and Markus Büttiker

PRB Editors' Suggestion We analyze the dynamics of a single-level quantum dot with Coulomb interaction, weakly tunnel coupled to an electronic reservoir, after it has been brought out of equilibrium, e.g., by a step-pulse potential. We investigate the exponential decay toward the equilibrium state, which is governed by thr...

[Phys. Rev. B 85, 075301] Published Thu Feb 02, 2012

]]> Time scales in the dynamics of an interacting quantum dot L. Debora Contreras-Pulido, Janine Splettstoesser, Michele Governale, Jürgen König, and Markus Büttiker 2012-02-02T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.075301 Phys. Rev. B 85, 075301 (2012) article Physical Review B 85 7 2012-02-02T10:00:00-05:00 10.1103/PhysRevB.85.075301 http://link.aps.org/doi/10.1103/PhysRevB.85.075301 075301 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics Origin of the material dependence of T_{c} in the single-layered cuprates http://link.aps.org/doi/10.1103/PhysRevB.85.064501 Author(s): Hirofumi Sakakibara, Hidetomo Usui, Kazuhiko Kuroki, Ryotaro Arita, and Hideo Aoki<br/><p>In order to understand the material dependence of <span><span style="font-style: italic;">T</span><sub><span style="font-style: italic;">c</span></sub></span> within the single-layered cuprates, we study a two-orbital model that considers both <span><span style="font-style: italic;">d</span><sub><span style="font-style: italic;">x</span><sup>2</sup>−<span style="font-style: italic;">y</span><sup>2</sup></sub></span> and <span><span style="font-style: italic;">d</span><sub><span style="font-style: italic;">z</span><sup>2</sup></sub></span> orbitals. We reveal that a hybridization of <span><span style="font-style: italic;">d</span><sub><span style="font-style: italic;">z</span><sup>2</sup></sub></span> on the Fermi surface substantially affects <span><span style="font-style: italic;">T</span><sub><span style="font-style: italic;">c</span></sub></span> in the cuprates, where the energy difference <span><span style="font-style: italic;">Δ</span><span style="font-style: italic;">E</span></span> betwe...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 064501] Published Wed Feb 01, 2012 Author(s): Hirofumi Sakakibara, Hidetomo Usui, Kazuhiko Kuroki, Ryotaro Arita, and Hideo Aoki

PRB Editors' Suggestion In order to understand the material dependence of Tc within the single-layered cuprates, we study a two-orbital model that considers both dx2−y2 and dz2 orbitals. We reveal that a hybridization of dz2 on the Fermi surface substantially affects Tc in the cuprates, where the energy difference ΔE betwe...

[Phys. Rev. B 85, 064501] Published Wed Feb 01, 2012

]]> Origin of the material dependence of T_{c} in the single-layered cuprates Hirofumi Sakakibara, Hidetomo Usui, Kazuhiko Kuroki, Ryotaro Arita, and Hideo Aoki 2012-02-01T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.064501 Phys. Rev. B 85, 064501 (2012) article Physical Review B 85 6 2012-02-01T10:00:00-05:00 10.1103/PhysRevB.85.064501 http://link.aps.org/doi/10.1103/PhysRevB.85.064501 064501 Superfluidity and superconductivity Superfluidity and superconductivity Calculations of NMR chemical shifts with APW-based methods http://link.aps.org/doi/10.1103/PhysRevB.85.035132 Author(s): Robert Laskowski and Peter Blaha<br/><p>We present a full potential, all electron augmented plane wave (APW) implementation of first-principles calculations of NMR chemical shifts. In order to obtain the induced current we follow a perturbation approach [Pickard and Mauri, <a href="http://dx.doi.org/10.1103/PhysRevB.63.245101"> Phys. Rev. B <span style="font-weight: bold;">63</span> 245101 (2001)</a>] and extended the common APW + loc...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 035132] Published Tue Jan 31, 2012 Author(s): Robert Laskowski and Peter Blaha

PRB Editors' Suggestion We present a full potential, all electron augmented plane wave (APW) implementation of first-principles calculations of NMR chemical shifts. In order to obtain the induced current we follow a perturbation approach [Pickard and Mauri, Phys. Rev. B 63 245101 (2001)] and extended the common APW + loc...

[Phys. Rev. B 85, 035132] Published Tue Jan 31, 2012

]]> Calculations of NMR chemical shifts with APW-based methods Robert Laskowski and Peter Blaha 2012-01-31T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.035132 Phys. Rev. B 85, 035132 (2012) article Physical Review B 85 3 2012-01-31T10:00:00-05:00 10.1103/PhysRevB.85.035132 http://link.aps.org/doi/10.1103/PhysRevB.85.035132 035132 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Wannier-based calculation of the orbital magnetization in crystals http://link.aps.org/doi/10.1103/PhysRevB.85.014435 Author(s): M. G. Lopez, David Vanderbilt, T. Thonhauser, and Ivo Souza<br/><p>We present a first-principles scheme that allows the orbital magnetization of a magnetic crystal to be evaluated accurately and efficiently even in the presence of complex Fermi surfaces. Starting from an initial electronic-structure calculation with a coarse <span style="font-style: italic;">ab initio</span> <span><span style="font-weight: bold;">k</span></span>-point mesh, maximally locali...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014435] Published Tue Jan 31, 2012 Author(s): M. G. Lopez, David Vanderbilt, T. Thonhauser, and Ivo Souza

PRB Editors' Suggestion We present a first-principles scheme that allows the orbital magnetization of a magnetic crystal to be evaluated accurately and efficiently even in the presence of complex Fermi surfaces. Starting from an initial electronic-structure calculation with a coarse ab initio k-point mesh, maximally locali...

[Phys. Rev. B 85, 014435] Published Tue Jan 31, 2012

]]> Wannier-based calculation of the orbital magnetization in crystals M. G. Lopez, David Vanderbilt, T. Thonhauser, and Ivo Souza 2012-01-31T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014435 Phys. Rev. B 85, 014435 (2012) article Physical Review B 85 1 2012-01-31T10:00:00-05:00 10.1103/PhysRevB.85.014435 http://link.aps.org/doi/10.1103/PhysRevB.85.014435 014435 Magnetism Magnetism Magnetic phase diagram of MnSi in the high-field region http://link.aps.org/doi/10.1103/PhysRevB.85.045131 Author(s): S. V. Demishev, V. V. Glushkov, I. I. Lobanova, M. A. Anisimov, V. Yu. Ivanov, T. V. Ishchenko, M. S. Karasev, N. A. Samarin, N. E. Sluchanko, V. M. Zimin, and A. V. Semeno<br/><p>The high-field region of the magnetic phase diagram of MnSi is probed by magnetization, resistivity, and magnetoresistance measurements carried out in the temperature range 1.8–300 K for magnetic fields up to 8 T. It is shown that the phase boundary between the paramagnetic (PM) phase and the spin-p...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045131] Published Mon Jan 30, 2012 Author(s): S. V. Demishev, V. V. Glushkov, I. I. Lobanova, M. A. Anisimov, V. Yu. Ivanov, T. V. Ishchenko, M. S. Karasev, N. A. Samarin, N. E. Sluchanko, V. M. Zimin, and A. V. Semeno

PRB Editors' Suggestion The high-field region of the magnetic phase diagram of MnSi is probed by magnetization, resistivity, and magnetoresistance measurements carried out in the temperature range 1.8–300 K for magnetic fields up to 8 T. It is shown that the phase boundary between the paramagnetic (PM) phase and the spin-p...

[Phys. Rev. B 85, 045131] Published Mon Jan 30, 2012

]]> Magnetic phase diagram of MnSi in the high-field region S. V. Demishev, V. V. Glushkov, I. I. Lobanova, M. A. Anisimov, V. Yu. Ivanov, T. V. Ishchenko, M. S. Karasev, N. A. Samarin, N. E. Sluchanko, V. M. Zimin, and A. V. Semeno 2012-01-30T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045131 Phys. Rev. B 85, 045131 (2012) article Physical Review B 85 4 2012-01-30T10:00:00-05:00 10.1103/PhysRevB.85.045131 http://link.aps.org/doi/10.1103/PhysRevB.85.045131 045131 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Vortex images on Ba_{1−x}K_{x}Fe_{2}As_{2} observed directly by magnetic force microscopy http://link.aps.org/doi/10.1103/PhysRevB.85.014524 Author(s): Huan Yang, Bing Shen, Zhenyu Wang, Lei Shan, Cong Ren, and Hai-Hu Wen<br/><p>The vortex states on optimally doped Ba<span><sub>0.6</sub></span>K<span><sub>0.4</sub></span>Fe<span><sub>2</sub></span>As<span><sub>2</sub></span> and underdoped Ba<span><sub>0.77</sub></span>K<span><sub>0.23</sub></span>Fe<span><sub>2</sub></span>As<span><sub>2</sub></span> single crystals are imaged by magnetic force microscopy at various magnetic fields below 100<span> </span>Oe. Local triangular vortex clusters are observed in optimally doped samples. The vortices are more ordered than those in...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014524] Published Mon Jan 30, 2012 Author(s): Huan Yang, Bing Shen, Zhenyu Wang, Lei Shan, Cong Ren, and Hai-Hu Wen

PRB Editors' Suggestion The vortex states on optimally doped Ba0.6K0.4Fe2As2 and underdoped Ba0.77K0.23Fe2As2 single crystals are imaged by magnetic force microscopy at various magnetic fields below 100 Oe. Local triangular vortex clusters are observed in optimally doped samples. The vortices are more ordered than those in...

[Phys. Rev. B 85, 014524] Published Mon Jan 30, 2012

]]> Vortex images on Ba_{1−x}K_{x}Fe_{2}As_{2} observed directly by magnetic force microscopy Huan Yang, Bing Shen, Zhenyu Wang, Lei Shan, Cong Ren, and Hai-Hu Wen 2012-01-30T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014524 Phys. Rev. B 85, 014524 (2012) article Physical Review B 85 1 2012-01-30T10:00:00-05:00 10.1103/PhysRevB.85.014524 http://link.aps.org/doi/10.1103/PhysRevB.85.014524 014524 Superfluidity and superconductivity Superfluidity and superconductivity Spectroscopy of a fractional Josephson vortex molecule http://link.aps.org/doi/10.1103/PhysRevB.85.014521 Author(s): U. Kienzle, J. M. Meckbach, K. Buckenmaier, T. Gaber, H. Sickinger, Ch. Kaiser, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, and E. Goldobin<br/><p>In long Josephson junctions with multiple discontinuities of the Josephson phase, fractional vortex molecules are spontaneously formed. At each discontinuity point a fractional Josephson vortex carrying a magnetic flux <span>|<span style="font-style: italic;">Φ</span>|&lt;<span style="font-style: italic;">Φ</span><sub>0</sub></span>, where <span><span style="font-style: italic;">Φ</span><sub>0</sub>≈2.07×10<sup>−15</sup></span> Wb is the magnetic flux quantum, is pinned. Each v...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014521] Published Fri Jan 27, 2012 Author(s): U. Kienzle, J. M. Meckbach, K. Buckenmaier, T. Gaber, H. Sickinger, Ch. Kaiser, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, and E. Goldobin

PRB Editors' Suggestion In long Josephson junctions with multiple discontinuities of the Josephson phase, fractional vortex molecules are spontaneously formed. At each discontinuity point a fractional Josephson vortex carrying a magnetic flux |Φ|<Φ0, where Φ0≈2.07×10−15 Wb is the magnetic flux quantum, is pinned. Each v...

[Phys. Rev. B 85, 014521] Published Fri Jan 27, 2012

]]> Spectroscopy of a fractional Josephson vortex molecule U. Kienzle, J. M. Meckbach, K. Buckenmaier, T. Gaber, H. Sickinger, Ch. Kaiser, K. Ilin, M. Siegel, D. Koelle, R. Kleiner, and E. Goldobin 2012-01-27T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014521 Phys. Rev. B 85, 014521 (2012) article Physical Review B 85 1 2012-01-27T10:00:00-05:00 10.1103/PhysRevB.85.014521 http://link.aps.org/doi/10.1103/PhysRevB.85.014521 014521 Superfluidity and superconductivity Superfluidity and superconductivity Resistivity saturation in a weakly interacting two-dimensional Fermi liquid at intermediate temperatures http://link.aps.org/doi/10.1103/PhysRevB.85.041310 Author(s): Xiaoqing Zhou, B. Schmidt, L. W. Engel, G. Gervais, L. N. Pfeiffer, K. W. West, and S. Das Sarma<br/><p>We report an unusual temperature dependence in the magnetoresistance of a weakly interacting high mobility 2D electron gas (2DEG) under a parallel magnetic field and in the current configuration <span><span style="font-style: italic;">I</span>⊥<span style="font-style: italic;">B</span></span>. While the linear temperature dependence below 10 K and the exponential temperature dependence above ...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/> <br/>[Phys. Rev. B 85, 041310] Published Thu Jan 26, 2012 Author(s): Xiaoqing Zhou, B. Schmidt, L. W. Engel, G. Gervais, L. N. Pfeiffer, K. W. West, and S. Das Sarma

PRB Editors' Suggestion Rapid Communication We report an unusual temperature dependence in the magnetoresistance of a weakly interacting high mobility 2D electron gas (2DEG) under a parallel magnetic field and in the current configuration I⊥B. While the linear temperature dependence below 10 K and the exponential temperature dependence above ...

[Phys. Rev. B 85, 041310] Published Thu Jan 26, 2012

]]> Resistivity saturation in a weakly interacting two-dimensional Fermi liquid at intermediate temperatures Xiaoqing Zhou, B. Schmidt, L. W. Engel, G. Gervais, L. N. Pfeiffer, K. W. West, and S. Das Sarma 2012-01-26T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.041310 Phys. Rev. B 85, 041310 (2012) article Physical Review B 85 4 2012-01-26T10:00:00-05:00 10.1103/PhysRevB.85.041310 http://link.aps.org/doi/10.1103/PhysRevB.85.041310 041310 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics Shot noise induced by electron-nuclear spin-flip scattering in a nonequilibrium quantum wire http://link.aps.org/doi/10.1103/PhysRevB.85.041309 Author(s): Kensaku Chida, Masayuki Hashisaka, Yoshiaki Yamauchi, Shuji Nakamura, Tomonori Arakawa, Tomoki Machida, Kensuke Kobayashi, and Teruo Ono<br/><p>We study the shot noise (nonequilibrium current fluctuation) associated with dynamic nuclear polarization in a nonequilibrium quantum wire (QW) fabricated in a two-dimensional electron gas. We observe that the spin-polarized conductance quantization of the QW in the integer quantum Hall regime colla...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/> <br/>[Phys. Rev. B 85, 041309] Published Thu Jan 26, 2012 Author(s): Kensaku Chida, Masayuki Hashisaka, Yoshiaki Yamauchi, Shuji Nakamura, Tomonori Arakawa, Tomoki Machida, Kensuke Kobayashi, and Teruo Ono

PRB Editors' Suggestion Rapid Communication We study the shot noise (nonequilibrium current fluctuation) associated with dynamic nuclear polarization in a nonequilibrium quantum wire (QW) fabricated in a two-dimensional electron gas. We observe that the spin-polarized conductance quantization of the QW in the integer quantum Hall regime colla...

[Phys. Rev. B 85, 041309] Published Thu Jan 26, 2012

]]> Shot noise induced by electron-nuclear spin-flip scattering in a nonequilibrium quantum wire Kensaku Chida, Masayuki Hashisaka, Yoshiaki Yamauchi, Shuji Nakamura, Tomonori Arakawa, Tomoki Machida, Kensuke Kobayashi, and Teruo Ono 2012-01-26T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.041309 Phys. Rev. B 85, 041309 (2012) article Physical Review B 85 4 2012-01-26T10:00:00-05:00 10.1103/PhysRevB.85.041309 http://link.aps.org/doi/10.1103/PhysRevB.85.041309 041309 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics Hidden Fermi surfaces in compressible states of gauge-gravity duality http://link.aps.org/doi/10.1103/PhysRevB.85.035121 Author(s): Liza Huijse, Subir Sachdev, and Brian Swingle<br/><p>General scaling arguments, and the behavior of the thermal entropy density, are shown to lead to an infrared metric holographically representing a compressible state with hidden Fermi surfaces. This metric is characterized by a general dynamic critical exponent, <span><span style="font-style: italic;">z</span></span>, and a specific hyperscaling violat...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 035121] Published Wed Jan 25, 2012 Author(s): Liza Huijse, Subir Sachdev, and Brian Swingle

PRB Editors' Suggestion General scaling arguments, and the behavior of the thermal entropy density, are shown to lead to an infrared metric holographically representing a compressible state with hidden Fermi surfaces. This metric is characterized by a general dynamic critical exponent, z, and a specific hyperscaling violat...

[Phys. Rev. B 85, 035121] Published Wed Jan 25, 2012

]]> Hidden Fermi surfaces in compressible states of gauge-gravity duality Liza Huijse, Subir Sachdev, and Brian Swingle 2012-01-25T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.035121 Phys. Rev. B 85, 035121 (2012) article Physical Review B 85 3 2012-01-25T10:00:00-05:00 10.1103/PhysRevB.85.035121 http://link.aps.org/doi/10.1103/PhysRevB.85.035121 035121 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems X-ray absorption Debye-Waller factors from ab initio molecular dynamics http://link.aps.org/doi/10.1103/PhysRevB.85.024303 Author(s): F. D. Vila, V. E. Lindahl, and J. J. Rehr<br/><p>An <span style="font-style: italic;">ab initio</span> equation of motion method is introduced to calculate the temperature-dependent mean-square vibrational amplitudes <span><span style="font-style: italic;">σ</span><sup>2</sup></span> which appear in the Debye-Waller factors in x-ray absorption, x-ray scattering, and related spectra. The approach avoids explicit calculations of phonon modes, and is bas...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 024303] Published Wed Jan 25, 2012 Author(s): F. D. Vila, V. E. Lindahl, and J. J. Rehr

PRB Editors' Suggestion An ab initio equation of motion method is introduced to calculate the temperature-dependent mean-square vibrational amplitudes σ2 which appear in the Debye-Waller factors in x-ray absorption, x-ray scattering, and related spectra. The approach avoids explicit calculations of phonon modes, and is bas...

[Phys. Rev. B 85, 024303] Published Wed Jan 25, 2012

]]> X-ray absorption Debye-Waller factors from ab initio molecular dynamics F. D. Vila, V. E. Lindahl, and J. J. Rehr 2012-01-25T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.024303 Phys. Rev. B 85, 024303 (2012) article Physical Review B 85 2 2012-01-25T10:00:00-05:00 10.1103/PhysRevB.85.024303 http://link.aps.org/doi/10.1103/PhysRevB.85.024303 024303 Dynamics, dynamical systems, lattice effects Dynamics, dynamical systems, lattice effects Nanoscale electron diffraction and plasmon spectroscopy of single- and few-layer boron nitride http://link.aps.org/doi/10.1103/PhysRevB.85.045440 Author(s): C. T. Pan, R. R. Nair, U. Bangert, Q. Ramasse, R. Jalil, R. Zan, C. R. Seabourne, and A. J. Scott<br/><p>Boron nitride (BN) sheets were exfoliated, and proof of the presence of single and double layers was obtained via electron diffraction and plasmon electron energy loss spectroscopy. A plasmon structure unique to mono- and bi-layer BN was established, and was accompanied by WIEN2K DFT calculations. T...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045440] Published Tue Jan 24, 2012 Author(s): C. T. Pan, R. R. Nair, U. Bangert, Q. Ramasse, R. Jalil, R. Zan, C. R. Seabourne, and A. J. Scott

PRB Editors' Suggestion Boron nitride (BN) sheets were exfoliated, and proof of the presence of single and double layers was obtained via electron diffraction and plasmon electron energy loss spectroscopy. A plasmon structure unique to mono- and bi-layer BN was established, and was accompanied by WIEN2K DFT calculations. T...

[Phys. Rev. B 85, 045440] Published Tue Jan 24, 2012

]]> Nanoscale electron diffraction and plasmon spectroscopy of single- and few-layer boron nitride C. T. Pan, R. R. Nair, U. Bangert, Q. Ramasse, R. Jalil, R. Zan, C. R. Seabourne, and A. J. Scott 2012-01-24T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045440 Phys. Rev. B 85, 045440 (2012) article Physical Review B 85 4 2012-01-24T10:00:00-05:00 10.1103/PhysRevB.85.045440 http://link.aps.org/doi/10.1103/PhysRevB.85.045440 045440 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems Evidence for filamentary superconductivity nucleated at antiphase domain walls in antiferromagnetic CaFe_{2}As_{2} http://link.aps.org/doi/10.1103/PhysRevB.85.024530 Author(s): H. Xiao, T. Hu, A. P. Dioguardi, N. apRoberts-Warren, A. C. Shockley, J. Crocker, D. M. Nisson, Z. Viskadourakis, Xianyang Tee, I. Radulov, C. C. Almasan, N. J. Curro, and C. Panagopoulos<br/><p>Resistivity, magnetization, and microscopic <span><sup>75</sup></span>As nuclear magnetic resonance (NMR) measurements in the antiferromagnetically ordered state of the iron-based superconductor parent material CaFe<span><sub>2</sub></span>As<span><sub>2</sub></span> exhibit anomalous features that are consistent with the collective freezing of domain walls. Below <span><span style="font-style: italic;">T</span><sup>*</sup>≈10</span>...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 024530] Published Mon Jan 23, 2012 Author(s): H. Xiao, T. Hu, A. P. Dioguardi, N. apRoberts-Warren, A. C. Shockley, J. Crocker, D. M. Nisson, Z. Viskadourakis, Xianyang Tee, I. Radulov, C. C. Almasan, N. J. Curro, and C. Panagopoulos

PRB Editors' Suggestion Resistivity, magnetization, and microscopic 75As nuclear magnetic resonance (NMR) measurements in the antiferromagnetically ordered state of the iron-based superconductor parent material CaFe2As2 exhibit anomalous features that are consistent with the collective freezing of domain walls. Below T*≈10...

[Phys. Rev. B 85, 024530] Published Mon Jan 23, 2012

]]> Evidence for filamentary superconductivity nucleated at antiphase domain walls in antiferromagnetic CaFe_{2}As_{2} H. Xiao, T. Hu, A. P. Dioguardi, N. apRoberts-Warren, A. C. Shockley, J. Crocker, D. M. Nisson, Z. Viskadourakis, Xianyang Tee, I. Radulov, C. C. Almasan, N. J. Curro, and C. Panagopoulos 2012-01-23T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.024530 Phys. Rev. B 85, 024530 (2012) article Physical Review B 85 2 2012-01-23T10:00:00-05:00 10.1103/PhysRevB.85.024530 http://link.aps.org/doi/10.1103/PhysRevB.85.024530 024530 Superfluidity and superconductivity Superfluidity and superconductivity Nonlinear detection mechanism in quantitative atomic force microscopy characterization of high-frequency nanoelectromechanical systems http://link.aps.org/doi/10.1103/PhysRevB.85.035433 Author(s): Marc Serra-García, Francesc Pérez-Murano, and Alvaro San Paulo<br/><p>We investigate the transduction of motion from a nanomechanical resonator to the cantilever/tip probe of an atomic force microscope. Our results show that amplitude-modulated high-frequency vibrations of nanomechanical resonators can be measured by means of a low-resonance frequency cantilever as a ...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 035433] Published Fri Jan 20, 2012 Author(s): Marc Serra-García, Francesc Pérez-Murano, and Alvaro San Paulo

PRB Editors' Suggestion We investigate the transduction of motion from a nanomechanical resonator to the cantilever/tip probe of an atomic force microscope. Our results show that amplitude-modulated high-frequency vibrations of nanomechanical resonators can be measured by means of a low-resonance frequency cantilever as a ...

[Phys. Rev. B 85, 035433] Published Fri Jan 20, 2012

]]> Nonlinear detection mechanism in quantitative atomic force microscopy characterization of high-frequency nanoelectromechanical systems Marc Serra-García, Francesc Pérez-Murano, and Alvaro San Paulo 2012-01-20T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.035433 Phys. Rev. B 85, 035433 (2012) article Physical Review B 85 3 2012-01-20T10:00:00-05:00 10.1103/PhysRevB.85.035433 http://link.aps.org/doi/10.1103/PhysRevB.85.035433 035433 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems High-temperature superconductivity and antiferromagnetism in multilayer cuprates: ^{63}Cu and ^{19}F NMR on five-layer Ba_{2}Ca_{4}Cu_{5}O_{10}(F,O)_{2} http://link.aps.org/doi/10.1103/PhysRevB.85.024528 Author(s): Sunao Shimizu, Shin-ichiro Tabata, Shiho Iwai, Hidekazu Mukuda, Yoshio Kitaoka, Parasharam M. Shirage, Hijiri Kito, and Akira Iyo<br/><p>We report systematic Cu and F NMR measurements of five-layered high-<span><span style="font-style: italic;">T</span><sub><span style="font-style: italic;">c</span></sub></span> cuprates Ba<span><sub>2</sub></span>Ca<span><sub>4</sub></span>Cu<span><sub>5</sub></span>O<span><sub>10</sub></span>(F,O)<span><sub>2</sub></span>. It is revealed that antiferromagnetism (AFM) uniformly coexists with superconductivity (SC) in underdoped regions, and that the critical hole density <span><span style="font-style: italic;">p</span><sub><span style="font-style: italic;">c</span></sub></span> for AFM is <span>∼</span>0.11 in the five-layered compound. ...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/creativecommons.png" width="30" height="30" alt="Creative Commons"/> <br/>[Phys. Rev. B 85, 024528] Published Fri Jan 20, 2012 Author(s): Sunao Shimizu, Shin-ichiro Tabata, Shiho Iwai, Hidekazu Mukuda, Yoshio Kitaoka, Parasharam M. Shirage, Hijiri Kito, and Akira Iyo

PRB Editors' Suggestion Creative Commons We report systematic Cu and F NMR measurements of five-layered high-Tc cuprates Ba2Ca4Cu5O10(F,O)2. It is revealed that antiferromagnetism (AFM) uniformly coexists with superconductivity (SC) in underdoped regions, and that the critical hole density pc for AFM is ∼0.11 in the five-layered compound. ...

[Phys. Rev. B 85, 024528] Published Fri Jan 20, 2012

]]> High-temperature superconductivity and antiferromagnetism in multilayer cuprates: ^{63}Cu and ^{19}F NMR on five-layer Ba_{2}Ca_{4}Cu_{5}O_{10}(F,O)_{2} Sunao Shimizu, Shin-ichiro Tabata, Shiho Iwai, Hidekazu Mukuda, Yoshio Kitaoka, Parasharam M. Shirage, Hijiri Kito, and Akira Iyo 2012-01-20T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.024528 Phys. Rev. B 85, 024528 (2012) article Physical Review B 85 2 2012-01-20T10:00:00-05:00 10.1103/PhysRevB.85.024528 http://link.aps.org/doi/10.1103/PhysRevB.85.024528 024528 Superfluidity and superconductivity Superfluidity and superconductivity Lattice constants from semilocal density functionals with zero-point phonon correction http://link.aps.org/doi/10.1103/PhysRevB.85.014111 Author(s): Pan Hao, Yuan Fang, Jianwei Sun, Gábor I. Csonka, Pier H. T. Philipsen, and John P. Perdew<br/><p>In a standard Kohn-Sham density functional calculation, the total energy of a crystal at zero temperature is evaluated for a perfect static lattice of nuclei and minimized with respect to the lattice constant. Sometimes a zero-point vibrational energy, whose anharmonicity expands the minimizing or e...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014111] Published Fri Jan 20, 2012 Author(s): Pan Hao, Yuan Fang, Jianwei Sun, Gábor I. Csonka, Pier H. T. Philipsen, and John P. Perdew

PRB Editors' Suggestion In a standard Kohn-Sham density functional calculation, the total energy of a crystal at zero temperature is evaluated for a perfect static lattice of nuclei and minimized with respect to the lattice constant. Sometimes a zero-point vibrational energy, whose anharmonicity expands the minimizing or e...

[Phys. Rev. B 85, 014111] Published Fri Jan 20, 2012

]]> Lattice constants from semilocal density functionals with zero-point phonon correction Pan Hao, Yuan Fang, Jianwei Sun, Gábor I. Csonka, Pier H. T. Philipsen, and John P. Perdew 2012-01-20T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014111 Phys. Rev. B 85, 014111 (2012) article Physical Review B 85 1 2012-01-20T10:00:00-05:00 10.1103/PhysRevB.85.014111 http://link.aps.org/doi/10.1103/PhysRevB.85.014111 014111 Structure, structural phase transitions, mechanical properties, defects Structure, structural phase transitions, mechanical properties, defects Transverse focusing of spin-polarized photocurrents http://link.aps.org/doi/10.1103/PhysRevB.85.045431 Author(s): Juerong Li, A. M. Gilbertson, K. L. Litvinenko, L. F. Cohen, and S. K. Clowes<br/><p>We measure transverse magnetically focused photocurrent signals in an InSb/InAlSb quantum well device. Using optical spin orientation by modulated circularly polarized light an electron spin-dependent signal is observed due to the spin-orbit interaction. Simulations of the focusing signal are perfor...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045431] Published Thu Jan 19, 2012 Author(s): Juerong Li, A. M. Gilbertson, K. L. Litvinenko, L. F. Cohen, and S. K. Clowes

PRB Editors' Suggestion We measure transverse magnetically focused photocurrent signals in an InSb/InAlSb quantum well device. Using optical spin orientation by modulated circularly polarized light an electron spin-dependent signal is observed due to the spin-orbit interaction. Simulations of the focusing signal are perfor...

[Phys. Rev. B 85, 045431] Published Thu Jan 19, 2012

]]> Transverse focusing of spin-polarized photocurrents Juerong Li, A. M. Gilbertson, K. L. Litvinenko, L. F. Cohen, and S. K. Clowes 2012-01-19T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045431 Phys. Rev. B 85, 045431 (2012) article Physical Review B 85 4 2012-01-19T10:00:00-05:00 10.1103/PhysRevB.85.045431 http://link.aps.org/doi/10.1103/PhysRevB.85.045431 045431 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems Structural analysis and superconductivity of CeFeAsO_{1−x}H_{x} http://link.aps.org/doi/10.1103/PhysRevB.85.014514 Author(s): Satoru Matsuishi, Taku Hanna, Yoshinori Muraba, Sung Wng Kim, Jung Eun Kim, Masaki Takata, Shin-ich Shamoto, Ronald I. Smith, and Hideo Hosono<br/><p>We performed the neutron powder diffraction (NPD) and synchrotron x-ray diffraction measurements on CeFeAsO<span><sub>1−<span style="font-style: italic;">x</span></sub></span>(D,H)<span><sub><span style="font-style: italic;">x</span></sub></span> (<span><span style="font-style: italic;">x</span></span> <span>=</span> 0.0 − 0.48) as a representative of 1111-type family of iron-based superconductors <span><span style="font-style: italic;">L</span><span style="font-style: italic;">n</span></span>FeAsO<span><sub>1−<span style="font-style: italic;">x</span></sub></span>H<span><sub><span style="font-style: italic;">x</span></sub></span> (<span><span style="font-style: italic;">L</span><span style="font-style: italic;">n</span></span> <span>=</span> lanthanoid). Deuterated and hydrogenated samples (CeFeAsO<span><sub>1−<span style="font-style: italic;">x</span></sub></span>D<span><sub><span style="font-style: italic;">x</span></sub></span> and CeFeAsO<span><sub>1−<span style="font-style: italic;">x</span></sub></span>...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014514] Published Thu Jan 19, 2012 Author(s): Satoru Matsuishi, Taku Hanna, Yoshinori Muraba, Sung Wng Kim, Jung Eun Kim, Masaki Takata, Shin-ich Shamoto, Ronald I. Smith, and Hideo Hosono

PRB Editors' Suggestion We performed the neutron powder diffraction (NPD) and synchrotron x-ray diffraction measurements on CeFeAsO1−x(D,H)x (x = 0.0 − 0.48) as a representative of 1111-type family of iron-based superconductors LnFeAsO1−xHx (Ln = lanthanoid). Deuterated and hydrogenated samples (CeFeAsO1−xDx and CeFeAsO1−x...

[Phys. Rev. B 85, 014514] Published Thu Jan 19, 2012

]]> Structural analysis and superconductivity of CeFeAsO_{1−x}H_{x} Satoru Matsuishi, Taku Hanna, Yoshinori Muraba, Sung Wng Kim, Jung Eun Kim, Masaki Takata, Shin-ich Shamoto, Ronald I. Smith, and Hideo Hosono 2012-01-19T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014514 Phys. Rev. B 85, 014514 (2012) article Physical Review B 85 1 2012-01-19T10:00:00-05:00 10.1103/PhysRevB.85.014514 http://link.aps.org/doi/10.1103/PhysRevB.85.014514 014514 Superfluidity and superconductivity Superfluidity and superconductivity Doping-dependent superconducting gap anisotropy in the two-dimensional pnictide Ca_{10}(Pt_{3}As_{8})[(Fe_{1-x}Pt_{x})_{2}As_{2}]_{5} http://link.aps.org/doi/10.1103/PhysRevB.85.020504 Author(s): K. Cho, M. A. Tanatar, H. Kim, W. E. Straszheim, N. Ni, R. J. Cava, and R. Prozorov<br/><p>The characteristic features of the Ca<span><sub>10</sub></span>(Pt<span><sub>3</sub></span>As<span><sub>8</sub></span>)[(Fe<span><sub>1-<span style="font-style: italic;">x</span></sub></span>Pt<span><sub><span style="font-style: italic;">x</span></sub></span>)<span><sub>2</sub></span>As<span><sub>2</sub></span>]<span><sub>5</sub></span> (the “10-3-8” phase) superconductor are triclinic symmetry, high anisotropy, and a clear separation of superconducting and antiferromagnetic regions in the <span><span style="font-style: italic;">T</span></span> versus doping (<span><span style="font-style: italic;">x</span></span>) phase diagram, which enables the superconducting gap to be ...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/> <br/>[Phys. Rev. B 85, 020504] Published Wed Jan 18, 2012 Author(s): K. Cho, M. A. Tanatar, H. Kim, W. E. Straszheim, N. Ni, R. J. Cava, and R. Prozorov

PRB Editors' Suggestion Rapid Communication The characteristic features of the Ca10(Pt3As8)[(Fe1-xPtx)2As2]5 (the “10-3-8” phase) superconductor are triclinic symmetry, high anisotropy, and a clear separation of superconducting and antiferromagnetic regions in the T versus doping (x) phase diagram, which enables the superconducting gap to be ...

[Phys. Rev. B 85, 020504] Published Wed Jan 18, 2012

]]> Doping-dependent superconducting gap anisotropy in the two-dimensional pnictide Ca_{10}(Pt_{3}As_{8})[(Fe_{1-x}Pt_{x})_{2}As_{2}]_{5} K. Cho, M. A. Tanatar, H. Kim, W. E. Straszheim, N. Ni, R. J. Cava, and R. Prozorov 2012-01-18T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.020504 Phys. Rev. B 85, 020504 (2012) article Physical Review B 85 2 2012-01-18T10:00:00-05:00 10.1103/PhysRevB.85.020504 http://link.aps.org/doi/10.1103/PhysRevB.85.020504 020504 Superfluidity and superconductivity Superfluidity and superconductivity Superconductivity and charge order of confined Fermi systems http://link.aps.org/doi/10.1103/PhysRevB.85.014509 Author(s): E. Assmann, S. Chiesa, G. G. Batrouni, H. G. Evertz, and R. T. Scalettar<br/><p>The low-temperature properties of the two-dimensional attractive Hubbard model are strongly influenced by the fermion density. Away from half-filling, there is a finite-temperature transition to a phase with <span><span style="font-style: italic;">s</span></span>-wave pairing order. However, <span><span style="font-style: italic;">T</span><sub>c</sub></span> is suppressed to zero at half-filling, where long-range ch...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 014509] Published Wed Jan 18, 2012 Author(s): E. Assmann, S. Chiesa, G. G. Batrouni, H. G. Evertz, and R. T. Scalettar

PRB Editors' Suggestion The low-temperature properties of the two-dimensional attractive Hubbard model are strongly influenced by the fermion density. Away from half-filling, there is a finite-temperature transition to a phase with s-wave pairing order. However, Tc is suppressed to zero at half-filling, where long-range ch...

[Phys. Rev. B 85, 014509] Published Wed Jan 18, 2012

]]> Superconductivity and charge order of confined Fermi systems E. Assmann, S. Chiesa, G. G. Batrouni, H. G. Evertz, and R. T. Scalettar 2012-01-18T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.014509 Phys. Rev. B 85, 014509 (2012) article Physical Review B 85 1 2012-01-18T10:00:00-05:00 10.1103/PhysRevB.85.014509 http://link.aps.org/doi/10.1103/PhysRevB.85.014509 014509 Superfluidity and superconductivity Superfluidity and superconductivity Mapping between quantum dot and quantum well lasers: From conventional to spin lasers http://link.aps.org/doi/10.1103/PhysRevB.85.045314 Author(s): Jeongsu Lee, Rafał Oszwałdowski, Christian Gøthgen, and Igor Žutić<br/><p>We explore similarities between the quantum wells and quantum dots used as optical gain media in semiconductor lasers. We formulate a mapping procedure which allows a simpler, often analytical, description of quantum well lasers to study more complex lasers based on quantum dots. The key observation...</p><br/><img src="http://publish.aps.org/images/icons/physics_viewpoint.gif" alt="Selected for a Viewpoint in Physics"/> <img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045314] Published Tue Jan 17, 2012 Author(s): Jeongsu Lee, Rafał Oszwałdowski, Christian Gøthgen, and Igor Žutić

Selected for a Viewpoint in Physics PRB Editors' Suggestion We explore similarities between the quantum wells and quantum dots used as optical gain media in semiconductor lasers. We formulate a mapping procedure which allows a simpler, often analytical, description of quantum well lasers to study more complex lasers based on quantum dots. The key observation...

[Phys. Rev. B 85, 045314] Published Tue Jan 17, 2012

]]> Mapping between quantum dot and quantum well lasers: From conventional to spin lasers Jeongsu Lee, Rafał Oszwałdowski, Christian Gøthgen, and Igor Žutić 2012-01-17T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045314 Phys. Rev. B 85, 045314 (2012) article Physical Review B 85 4 2012-01-17T10:00:00-05:00 10.1103/PhysRevB.85.045314 http://link.aps.org/doi/10.1103/PhysRevB.85.045314 045314 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics Spectroscopic characterization of a multiband complex oxide: Insulating and conducting cement 12CaO·7Al_{2}O_{3} http://link.aps.org/doi/10.1103/PhysRevB.85.045204 Author(s): J. A. McLeod, A. Buling, E. Z. Kurmaev, P. V. Sushko, M. Neumann, L. D. Finkelstein, S.-W. Kim, H. Hosono, and A. Moewes<br/><p>Natural 12CaO<span>·</span>7Al<span><sub>2</sub></span>O<span><sub>3</sub></span> (C12A7) is a wide band gap insulator, but conductivity can be realized by introducing oxygen deficiency. Currently, there are two competing models explaining conductivity in oxygen-deficient C12A7, one involving the electron transfer via a “cage conduction band” inside the nomin...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045204] Published Fri Jan 13, 2012 Author(s): J. A. McLeod, A. Buling, E. Z. Kurmaev, P. V. Sushko, M. Neumann, L. D. Finkelstein, S.-W. Kim, H. Hosono, and A. Moewes

PRB Editors' Suggestion Natural 12CaO·7Al2O3 (C12A7) is a wide band gap insulator, but conductivity can be realized by introducing oxygen deficiency. Currently, there are two competing models explaining conductivity in oxygen-deficient C12A7, one involving the electron transfer via a “cage conduction band” inside the nomin...

[Phys. Rev. B 85, 045204] Published Fri Jan 13, 2012

]]> Spectroscopic characterization of a multiband complex oxide: Insulating and conducting cement 12CaO·7Al_{2}O_{3} J. A. McLeod, A. Buling, E. Z. Kurmaev, P. V. Sushko, M. Neumann, L. D. Finkelstein, S.-W. Kim, H. Hosono, and A. Moewes 2012-01-13T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045204 Phys. Rev. B 85, 045204 (2012) article Physical Review B 85 4 2012-01-13T10:00:00-05:00 10.1103/PhysRevB.85.045204 http://link.aps.org/doi/10.1103/PhysRevB.85.045204 045204 Semiconductors I: bulk Semiconductors I: bulk Majorana fermions in superconducting nanowires without spin-orbit coupling http://link.aps.org/doi/10.1103/PhysRevB.85.020503 Author(s): Morten Kjaergaard, Konrad Wölms, and Karsten Flensberg<br/><p>We study nanowires with proximity-induced <span><span style="font-style: italic;">s</span></span>-wave superconducting pairing in an external magnetic field that rotates along the wire. Such a system is equivalent to nanowires with Rashba-type spin-orbit coupling, with strength proportional to the derivative of the field angle. For realistic parameters...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <img src="http://publish.aps.org/images/icons/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/> <br/>[Phys. Rev. B 85, 020503] Published Fri Jan 13, 2012 Author(s): Morten Kjaergaard, Konrad Wölms, and Karsten Flensberg

PRB Editors' Suggestion Rapid Communication We study nanowires with proximity-induced s-wave superconducting pairing in an external magnetic field that rotates along the wire. Such a system is equivalent to nanowires with Rashba-type spin-orbit coupling, with strength proportional to the derivative of the field angle. For realistic parameters...

[Phys. Rev. B 85, 020503] Published Fri Jan 13, 2012

]]> Majorana fermions in superconducting nanowires without spin-orbit coupling Morten Kjaergaard, Konrad Wölms, and Karsten Flensberg 2012-01-13T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.020503 Phys. Rev. B 85, 020503 (2012) article Physical Review B 85 2 2012-01-13T10:00:00-05:00 10.1103/PhysRevB.85.020503 http://link.aps.org/doi/10.1103/PhysRevB.85.020503 020503 Superfluidity and superconductivity Superfluidity and superconductivity Hybridization of wave functions in one-dimensional localization http://link.aps.org/doi/10.1103/PhysRevB.85.035109 Author(s): D. A. Ivanov, M. A. Skvortsov, P. M. Ostrovsky, and Ya. V. Fominov<br/><p>A quantum particle can be localized in a disordered potential, the effect known as Anderson localization. In such a system, correlations of wave functions at very close energies may be described, due to Mott, in terms of a hybridization of localized states. We revisit this hybridization description ...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 035109] Published Thu Jan 12, 2012 Author(s): D. A. Ivanov, M. A. Skvortsov, P. M. Ostrovsky, and Ya. V. Fominov

PRB Editors' Suggestion A quantum particle can be localized in a disordered potential, the effect known as Anderson localization. In such a system, correlations of wave functions at very close energies may be described, due to Mott, in terms of a hybridization of localized states. We revisit this hybridization description ...

[Phys. Rev. B 85, 035109] Published Thu Jan 12, 2012

]]> Hybridization of wave functions in one-dimensional localization D. A. Ivanov, M. A. Skvortsov, P. M. Ostrovsky, and Ya. V. Fominov 2012-01-12T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.035109 Phys. Rev. B 85, 035109 (2012) article Physical Review B 85 3 2012-01-12T10:00:00-05:00 10.1103/PhysRevB.85.035109 http://link.aps.org/doi/10.1103/PhysRevB.85.035109 035109 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Skyrme crystal in bilayer and multilayer graphene http://link.aps.org/doi/10.1103/PhysRevB.85.045108 Author(s): Yasuhisa Sakurai and Daijiro Yoshioka<br/><p>The ground state of the two-dimensional electron systems in Bernal bilayer and ABC-stacked multilayer graphenes in the presence of a strong magnetic field is investigated with the Hartree-Fock approximation. Phase diagrams of the systems are obtained, focusing on charge density wave states including...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 045108] Published Wed Jan 11, 2012 Author(s): Yasuhisa Sakurai and Daijiro Yoshioka

PRB Editors' Suggestion The ground state of the two-dimensional electron systems in Bernal bilayer and ABC-stacked multilayer graphenes in the presence of a strong magnetic field is investigated with the Hartree-Fock approximation. Phase diagrams of the systems are obtained, focusing on charge density wave states including...

[Phys. Rev. B 85, 045108] Published Wed Jan 11, 2012

]]> Skyrme crystal in bilayer and multilayer graphene Yasuhisa Sakurai and Daijiro Yoshioka 2012-01-11T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.045108 Phys. Rev. B 85, 045108 (2012) article Physical Review B 85 4 2012-01-11T10:00:00-05:00 10.1103/PhysRevB.85.045108 http://link.aps.org/doi/10.1103/PhysRevB.85.045108 045108 Electronic structure and strongly correlated systems Electronic structure and strongly correlated systems Evidence for coherent quantum phase slips across a Josephson junction array http://link.aps.org/doi/10.1103/PhysRevB.85.024521 Author(s): Vladimir E. Manucharyan, Nicholas A. Masluk, Archana Kamal, Jens Koch, Leonid I. Glazman, and Michel H. Devoret<br/><p>Superconducting order in a sufficiently narrow and infinitely long wire is destroyed at zero temperature by quantum fluctuations, which induce <span>2<span style="font-style: italic;">π</span></span> slips of the phase of the order parameter. However, in a finite-length wire, coherent quantum phase slips would manifest themselves simply as shifts of en...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 024521] Published Wed Jan 11, 2012 Author(s): Vladimir E. Manucharyan, Nicholas A. Masluk, Archana Kamal, Jens Koch, Leonid I. Glazman, and Michel H. Devoret

PRB Editors' Suggestion Superconducting order in a sufficiently narrow and infinitely long wire is destroyed at zero temperature by quantum fluctuations, which induce 2π slips of the phase of the order parameter. However, in a finite-length wire, coherent quantum phase slips would manifest themselves simply as shifts of en...

[Phys. Rev. B 85, 024521] Published Wed Jan 11, 2012

]]> Evidence for coherent quantum phase slips across a Josephson junction array Vladimir E. Manucharyan, Nicholas A. Masluk, Archana Kamal, Jens Koch, Leonid I. Glazman, and Michel H. Devoret 2012-01-11T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.024521 Phys. Rev. B 85, 024521 (2012) article Physical Review B 85 2 2012-01-11T10:00:00-05:00 10.1103/PhysRevB.85.024521 http://link.aps.org/doi/10.1103/PhysRevB.85.024521 024521 Superfluidity and superconductivity Superfluidity and superconductivity Screening properties and phase transitions in unconventional plasmas for Ising-type quantum Hall states http://link.aps.org/doi/10.1103/PhysRevB.85.024520 Author(s): Egil V. Herland, Egor Babaev, Parsa Bonderson, Victor Gurarie, Chetan Nayak, and Asle Sudbø<br/><p>Utilizing large-scale Monte Carlo simulations, we investigate an unconventional two-component classical plasma in two dimensions which controls the behavior of the norms and overlaps of the quantum-mechanical wave functions of Ising-type quantum Hall states. The plasma differs fundamentally from tha...</p><br/><img src="http://publish.aps.org/images/icons/prbsugg30x30.jpg" alt="PRB Editors' Suggestion"/> <br/>[Phys. Rev. B 85, 024520] Published Wed Jan 11, 2012 Author(s): Egil V. Herland, Egor Babaev, Parsa Bonderson, Victor Gurarie, Chetan Nayak, and Asle Sudbø

PRB Editors' Suggestion Utilizing large-scale Monte Carlo simulations, we investigate an unconventional two-component classical plasma in two dimensions which controls the behavior of the norms and overlaps of the quantum-mechanical wave functions of Ising-type quantum Hall states. The plasma differs fundamentally from tha...

[Phys. Rev. B 85, 024520] Published Wed Jan 11, 2012

]]> Screening properties and phase transitions in unconventional plasmas for Ising-type quantum Hall states Egil V. Herland, Egor Babaev, Parsa Bonderson, Victor Gurarie, Chetan Nayak, and Asle Sudbø 2012-01-11T10:00:00-05:00 Personal use only, all commercial or other reuse prohibited doi:10.1103/PhysRevB.85.024520 Phys. Rev. B 85, 024520 (2012) article Physical Review B 85 2 2012-01-11T10:00:00-05:00 10.1103/PhysRevB.85.024520 http://link.aps.org/doi/10.1103/PhysRevB.85.024520 024520 Superfluidity and superconductivity Superfluidity and superconductivity