http://prl.aps.org/ Metal-insulator transitions articles published in Physical Review Journals en-us Copyright (c) 2009 The American Physical Society 2009-11-22T20:25:23-05:00 assocpub@aps.org rss@aps.org hourly 4 2009-11-22T20:25:23-05:00 rss@aps.org http://link.aps.org/doi/10.1103/PhysRevB.80.174205 Author(s): Longyan Gong and Peiqing Tong<br/>In two-dimensional quantum site-percolation square lattice models, the von Neumann entropy is extensively studied numerically. At a certain eigenenergy, the localization-delocalization transition is reflected by the derivative of von Neumann entropy which is maximal at the quantum percolation thresh...<br/>[Phys. Rev. B 80, 174205] Published Fri Nov 20, 2009 Longyan Gong and Peiqing Tong 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174205 Phys. Rev. B 80, 174205 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174205 Inhomogeneous, disordered, and partially ordered systems Inhomogeneous, disordered, and partially ordered systems http://link.aps.org/doi/10.1103/PhysRevB.80.195416 Author(s): Roland Sachser, Fabrizio Porrati, and Michael Huth<br/>We present electronic transport measurements on ordered two-dimensional nanodot arrays with dot diameters of about 20 nm prepared by focused electron-beam-induced deposition (FEBID). Low-temperature conductance measurements and I/V characteristics strongly indicate that single electron transport thr...<br/>[Phys. Rev. B 80, 195416] Published Wed Nov 18, 2009 Roland Sachser, Fabrizio Porrati, and Michael Huth 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195416 Phys. Rev. B 80, 195416 text/html article Physical Review B 80 19 2009-11-18T00:00:00-05:00 195416 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205116 Author(s): Katrin Otte, Rossitza Pentcheva, Wolfgang W. Schmahl, and James R. Rustad<br/>Using density-functional theory, we investigate the stability, structural, magnetic, and electronic properties of the iron oxyhydroxide polymorphs [ α -, β -, γ -, and hp(ϵ)-FeOOH ] under hydrostatic pressure. At ambient conditions goethite (α) is the lowest energy phase, consistent with recent...<br/>[Phys. Rev. B 80, 205116] Published Wed Nov 18, 2009 Katrin Otte, Rossitza Pentcheva, Wolfgang W. Schmahl, and James R. Rustad 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205116 Phys. Rev. B 80, 205116 text/html article Physical Review B 80 20 2009-11-18T00:00:00-05:00 205116 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.174414 Author(s): Y. Tomioka, R. Kumai, T. Ito, and Y. Tokura<br/>Among versatile perovskite manganites showing colossal magnetoresistance (CMR), Eu_{1−x} Sr_{x} MnO_{3} around x∼0.4 shows the ferromagnetic metal with the lowest transition temperature (∼40 K) due to the narrowest one-electron bandwidth and hence is readily subject to the drastic phase chan...<br/>[Phys. Rev. B 80, 174414] Published Tue Nov 17, 2009 Y. Tomioka, R. Kumai, T. Ito, and Y. Tokura 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174414 Phys. Rev. B 80, 174414 text/html article Physical Review B 80 17 2009-11-17T00:00:00-05:00 174414 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.195110 Author(s): S. J. Moon, Hosub Jin, W. S. Choi, J. S. Lee, S. S. A. Seo, J. Yu, G. Cao, T. W. Noh, and Y. S. Lee<br/>We investigated the temperature-dependent evolution of the electronic structure of the J_{eff} = 1/2 Mott insulator Sr_{2} IrO_{4} using optical spectroscopy. The optical conductivity spectra σ(ω) of this compound has recently been found to exhibit two d-d transitions associated with the transitio...<br/>[Phys. Rev. B 80, 195110] Published Tue Nov 17, 2009 S. J. Moon, Hosub Jin, W. S. Choi, J. S. Lee, S. S. A. Seo, J. Yu, G. Cao, T. W. Noh, and Y. S. Lee 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195110 Phys. Rev. B 80, 195110 text/html article Physical Review B 80 19 2009-11-17T00:00:00-05:00 195110 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.205112 Author(s): Jieun Lee, Bongjae Kim, B. H. Kim, B. I. Min, S. Kolesnik, O. Chmaissem, J. Mais, B. Dabrowski, H. J. Shin, D. H. Kim, H. J. Lee, and J.-S. Kang<br/>The electronic structures of perovskite SrMn_{1−x} Mo_{x} O_{3} (0≤x≤0.5) have been investigated by employing soft x-ray absorption spectroscopy (XAS). Mn 2p XAS shows the systematic change in the valence states of Mn ions in SrMn_{1−x} Mo_{x} O_{3} due to the substitution of hexavalent Mo...<br/>[Phys. Rev. B 80, 205112] Published Fri Nov 13, 2009 Jieun Lee, Bongjae Kim, B. H. Kim, B. I. Min, S. Kolesnik, O. Chmaissem, J. Mais, B. Dabrowski, H. J. Shin, D. H. Kim, H. J. Lee, and J.-S. Kang 2009-11-13T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205112 Phys. Rev. B 80, 205112 text/html article Physical Review B 80 20 2009-11-13T00:00:00-05:00 205112 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.193103 Author(s): Fumihiko Nakamura, Ryuji Nakai, Tetsuo Takemoto, Mariko Sakaki, Takashi Suzuki, Patricia Lebre Alireza, Satoru Nakatsuji, and Yoshiteru Maeno<br/>We have observed an anisotropic and giant magnetoresistance (MR) in the 4d -electron Mott transition system of Ca_{2} RuO_{4} . On the border of the Mott transition (∼2 GPa) , the MR effect at ∼10 T reaches ∼−55% at T_{C} for longitudinal and ∼+120% at low temperatures for the transver...<br/>[Phys. Rev. B 80, 193103] Published Wed Nov 11, 2009 Fumihiko Nakamura, Ryuji Nakai, Tetsuo Takemoto, Mariko Sakaki, Takashi Suzuki, Patricia Lebre Alireza, Satoru Nakatsuji, and Yoshiteru Maeno 2009-11-11T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193103 Phys. Rev. B 80, 193103 text/html article Physical Review B 80 19 2009-11-11T00:00:00-05:00 193103 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevA.80.051602 Author(s): E. V. Gorelik and N. Blümer<br/>Ternary flavor mixtures of ultracold fermionic atoms in an optical lattice are studied in the case of equal repulsive on-site interactions U>0 . The corresponding SU(3) invariant Hubbard model is solved numerically exactly within dynamical mean-field theory using multigrid Hirsch-Fye quantum Monte Ca...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. A 80, 051602] Published Wed Nov 11, 2009 E. V. Gorelik and N. Blümer 2009-11-11T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevA.80.051602 Phys. Rev. A 80, 051602 text/html article Physical Review A 80 5 2009-11-11T00:00:00-05:00 051602 Matter waves and collective properties of cold atoms and molecules Matter waves and collective properties of cold atoms and molecules http://link.aps.org/doi/10.1103/PhysRevLett.103.207001 Author(s): Wei-Qiang Chen, Fengjie Ma, Zhong-Yi Lu, and Fu-Chun Zhang<br/>Josephson junctions between a FeAs-based superconductor with antiphase s-wave pairing and a conventional s-wave superconductor are studied. The translational invariance in a planar junction between a single crystal pnictide and an aluminum metal greatly enhances the relative weight of electron pocke...<br/>[Phys. Rev. Lett. 103, 207001] Published Tue Nov 10, 2009 Wei-Qiang Chen, Fengjie Ma, Zhong-Yi Lu, and Fu-Chun Zhang 2009-11-10T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevLett.103.207001 Phys. Rev. Lett. 103, 207001 text/html article Physical Review Letters 103 20 2009-11-10T00:00:00-05:00 207001 Condensed Matter: Electronic Properties, etc. Condensed Matter: Electronic Properties, etc. http://link.aps.org/doi/10.1103/PhysRevB.80.205109 Author(s): B. Kyung, D. Sénéchal, and A.-M. S. Tremblay<br/>Confirmation of the phononic origin of Cooper pair formation in superconductors came with the demonstration that the interaction was retarded and that the corresponding energy scales were associated with phonons. Using cellular dynamical mean-field theory for the two-dimensional Hubbard model, we id...<br/>[Phys. Rev. B 80, 205109] Published Mon Nov 09, 2009 B. Kyung, D. Sénéchal, and A.-M. S. Tremblay 2009-11-09T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205109 Phys. Rev. B 80, 205109 text/html article Physical Review B 80 20 2009-11-09T00:00:00-05:00 205109 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.174506 Author(s): Yoshihiro Eto, Atsushi Kawamoto, Noriaki Matsunaga, Kazushige Nomura, Kaoru Yamamoto, and Kyuya Yakushi<br/>We assessed the infrared-absorption spectra and ^{13} C -NMR measurements in a layered organic salt, β^{′} -(BEDT-TTF)(TCNQ), which exhibits antiferromagnetic transitions at 20 and 3 K. The former originates from the spin in the bis-(ethylenedithio)-tetrathiafulvalene (BEDT-TTF) layers, while the...<br/>[Phys. Rev. B 80, 174506] Published Fri Nov 06, 2009 Yoshihiro Eto, Atsushi Kawamoto, Noriaki Matsunaga, Kazushige Nomura, Kaoru Yamamoto, and Kyuya Yakushi 2009-11-06T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174506 Phys. Rev. B 80, 174506 text/html article Physical Review B 80 17 2009-11-06T00:00:00-05:00 174506 Superfluidity and superconductivity Superfluidity and superconductivity http://link.aps.org/doi/10.1103/PhysRevB.80.195107 Author(s): R. J. O. Mossanek, M. Abbate, P. T. Fonseca, A. Fujimori, H. Eisaki, S. Uchida, and Y. Tokura<br/>Core-level and valence-band optical spectra provide important information on highly correlated systems. The former corresponds to transitions from the core level to the conduction band, and it is usually related to the unoccupied electronic structure. The later corresponds to transitions from the va...<br/>[Phys. Rev. B 80, 195107] Published Fri Nov 06, 2009 R. J. O. Mossanek, M. Abbate, P. T. Fonseca, A. Fujimori, H. Eisaki, S. Uchida, and Y. Tokura 2009-11-06T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195107 Phys. Rev. B 80, 195107 text/html article Physical Review B 80 19 2009-11-06T00:00:00-05:00 195107 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.165132 Author(s): Kalobaran Maiti, Jörg Fink, Sanne de Jong, Mihaela Gorgoi, Chengtian Lin, Markus Raichle, Vladimir Hinkov, Michael Lambacher, Andreas Erb, and Mark S. Golden<br/>The electronic structure of YBa_{2} Cu_{3} O_{6+x} and La_{2−x} Sr_{x} CuO_{4} for various values of x has been investigated using hard x-ray photoemission spectroscopy. The experimental results establish that the cleaving of YBa_{2} Cu_{3} O_{6+x} compounds occurs predominantly in the BaCuO_{3} c...<br/>[Phys. Rev. B 80, 165132] Published Fri Oct 30, 2009 Kalobaran Maiti, Jörg Fink, Sanne de Jong, Mihaela Gorgoi, Chengtian Lin, Markus Raichle, Vladimir Hinkov, Michael Lambacher, Andreas Erb, and Mark S. Golden 2009-10-30T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.165132 Phys. Rev. B 80, 165132 text/html article Physical Review B 80 16 2009-10-30T00:00:00-04:00 165132 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.169907 Author(s): Y. G. Shi, Y. F. Guo, S. Yu, M. Arai, A. A. Belik, A. Sato, K. Yamaura, E. Takayama-Muromachi, H. F. Tian, H. X. Yang, J. Q. Li, T. Varga, J. F. Mitchell, and S. Okamoto<br/>[Phys. Rev. B 80, 169907] Published Fri Oct 30, 2009 Y. G. Shi, Y. F. Guo, S. Yu, M. Arai, A. A. Belik, A. Sato, K. Yamaura, E. Takayama-Muromachi, H. F. Tian, H. X. Yang, J. Q. Li, T. Varga, J. F. Mitchell, and S. Okamoto 2009-10-30T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.169907 Phys. Rev. B 80, 169907 text/html article Physical Review B 80 16 2009-10-30T00:00:00-04:00 169907 ERRATA ERRATA http://link.aps.org/doi/10.1103/PhysRevB.80.165130 Author(s): Yong Wang, Manish K. Niranjan, S. S. Jaswal, and Evgeny Y. Tsymbal<br/>The discovery of a two-dimensional electron gas (2DEG) at the interface between two insulating oxides has recently stimulated intense research activity in this field. The 2DEG has unique properties that are promising for applications in all-oxide electronic devices. For such applications it is desir...<br/>[Phys. Rev. B 80, 165130] Published Thu Oct 29, 2009 Yong Wang, Manish K. Niranjan, S. S. Jaswal, and Evgeny Y. Tsymbal 2009-10-29T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.165130 Phys. Rev. B 80, 165130 text/html article Physical Review B 80 16 2009-10-29T00:00:00-04:00 165130 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.165429 Author(s): O. V. Gamayun, E. V. Gorbar, and V. P. Gusynin<br/>It is well known that there are resonant states with complex energy for the supercritical Coulomb impurity in graphene. We show that opening of a quasiparticle gap decreases the imaginary part of energy, |Im E| , of these states and stabilizes the system. For gapless quasiparticles with strong Cou...<br/>[Phys. Rev. B 80, 165429] Published Wed Oct 28, 2009 O. V. Gamayun, E. V. Gorbar, and V. P. Gusynin 2009-10-28T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.165429 Phys. Rev. B 80, 165429 text/html article Physical Review B 80 16 2009-10-28T00:00:00-04:00 165429 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.153102 Author(s): Lorenzo Malavasi, Michela Brunelli, Yuri Diaz-Fernandez, Bholanath Pahari, and Piercarlo Mustarelli<br/>In this Brief Report we report high-resolution synchrotron x-ray diffraction and x-ray pair-distribution-function analysis as a function of temperature on the HoBaCo_{2} O_{5.5} cobaltite. These investigations provided a direct evidence of a structural phase transition from an orthorhombic to a mono...<br/>[Phys. Rev. B 80, 153102] Published Fri Oct 23, 2009 Lorenzo Malavasi, Michela Brunelli, Yuri Diaz-Fernandez, Bholanath Pahari, and Piercarlo Mustarelli 2009-10-23T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.153102 Phys. Rev. B 80, 153102 text/html article Physical Review B 80 15 2009-10-23T00:00:00-04:00 153102 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.155130 Author(s): Reza Nourafkan, Massimo Capone, and Nasser Nafari<br/>The effect of a solid-vacuum interface on the properties of a strongly coupled electron-phonon system is analyzed using dynamical mean-field theory to solve the Holstein model in a semi-infinite cubic lattice. Polaron formation is found to occur more easily, i.e., for a weaker electron-phonon coupli...<br/>[Phys. Rev. B 80, 155130] Published Fri Oct 23, 2009 Reza Nourafkan, Massimo Capone, and Nasser Nafari 2009-10-23T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.155130 Phys. Rev. B 80, 155130 text/html article Physical Review B 80 15 2009-10-23T00:00:00-04:00 155130 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.161104 Author(s): Y. G. Shi, Y. F. Guo, S. Yu, M. Arai, A. A. Belik, A. Sato, K. Yamaura, E. Takayama-Muromachi, H. F. Tian, H. X. Yang, J. Q. Li, T. Varga, J. F. Mitchell, and S. Okamoto<br/>The perovskite NaOsO_{3} shows a Curie-Weiss metallic nature at high temperature and suddenly goes into an antiferromagnetically insulating state at 410 K on cooling. Electronic specific heat at the low-temperature limit is absent, indicating that the band gap fully opens. In situ observation in ele...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 161104] Published Fri Oct 23, 2009 Y. G. Shi, Y. F. Guo, S. Yu, M. Arai, A. A. Belik, A. Sato, K. Yamaura, E. Takayama-Muromachi, H. F. Tian, H. X. Yang, J. Q. Li, T. Varga, J. F. Mitchell, and S. Okamoto 2009-10-23T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.161104 Phys. Rev. B 80, 161104 text/html article Physical Review B 80 16 2009-10-23T00:00:00-04:00 161104 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.132406 Author(s): K. Horiba, A. Maniwa, A. Chikamatsu, K. Yoshimatsu, H. Kumigashira, H. Wadati, A. Fujimori, S. Ueda, H. Yoshikawa, E. Ikenaga, J. J. Kim, K. Kobayashi, and M. Oshima<br/>We report the observation of pressure-induced changes in the electronic structures of La_{1−x} Sr_{x} MnO_{3} (LSMO) by hard x-ray photoemission spectroscopy. Application of compressive and tensile strains results in the formation of a gap at the Fermi level (E_{F} ) and suppression of spectral we...<br/>[Phys. Rev. B 80, 132406] Published Wed Oct 21, 2009 K. Horiba, A. Maniwa, A. Chikamatsu, K. Yoshimatsu, H. Kumigashira, H. Wadati, A. Fujimori, S. Ueda, H. Yoshikawa, E. Ikenaga, J. J. Kim, K. Kobayashi, and M. Oshima 2009-10-21T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.132406 Phys. Rev. B 80, 132406 text/html article Physical Review B 80 13 2009-10-21T00:00:00-04:00 132406 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.134514 Author(s): Madhavi Chand, Archana Mishra, Y. M. Xiong, Anand Kamlapure, S. P. Chockalingam, John Jesudasan, Vivas Bagwe, Mintu Mondal, P. W. Adams, Vikram Tripathi, and Pratap Raychaudhuri<br/>We report the temperature dependence of resistivity (ρ) and Hall coefficient (R_{H} ) in the normal state of homogeneously disordered epitaxial NbN thin films with k_{F} l∼1.68–10.12 . The superconducting transition temperature (T_{c} ) of these films varies from 2.7 to 16.8 K. While our least ...<br/>[Phys. Rev. B 80, 134514] Published Tue Oct 20, 2009 Madhavi Chand, Archana Mishra, Y. M. Xiong, Anand Kamlapure, S. P. Chockalingam, John Jesudasan, Vivas Bagwe, Mintu Mondal, P. W. Adams, Vikram Tripathi, and Pratap Raychaudhuri 2009-10-20T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.134514 Phys. Rev. B 80, 134514 text/html article Physical Review B 80 13 2009-10-20T00:00:00-04:00 134514 Superfluidity and superconductivity Superfluidity and superconductivity http://link.aps.org/doi/10.1103/PhysRevB.80.155441 Author(s): Jun-Won Rhim and Kyungsun Moon<br/>We theoretically study the spin stiffness of graphene and graphene nanoribbon based on the Hubbard-type Hamiltonian. Using the Hartree-Fock method with the inclusion of the adiabatic spin twist, we have obtained the effective energy functional and investigated the magnetic excitations of the two-dim...<br/>[Phys. Rev. B 80, 155441] Published Tue Oct 20, 2009 Jun-Won Rhim and Kyungsun Moon 2009-10-20T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.155441 Phys. Rev. B 80, 155441 text/html article Physical Review B 80 15 2009-10-20T00:00:00-04:00 155441 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevE.80.045201 Author(s): M. Martínez-Mares and A. Robledo<br/>We exhibit a remarkable equivalence between the dynamics of an intermittent nonlinear map and the electronic transport properties (obtained via the scattering matrix) of a crystal defined on a double Cayley tree. This strict analogy reveals in detail the nature of the mobility edge normally studied ...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. E 80, 045201] Published Mon Oct 19, 2009 M. Martínez-Mares and A. Robledo 2009-10-19T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevE.80.045201 Phys. Rev. E 80, 045201 text/html article Physical Review E 80 4 2009-10-19T00:00:00-04:00 045201 Chaos and pattern formation Chaos and pattern formation http://link.aps.org/doi/10.1103/PhysRevB.80.155432 Author(s): R. Peköz and J.-Y. Raty<br/>Germanium/Germanium-Silicon core/shell nanowires are expected to play an important role in future electronic devices. We use first-principles plane-wave calculations within density-functional theory in the generalized gradient approximation to investigate the structural and electronic properties of ...<br/>[Phys. Rev. B 80, 155432] Published Wed Oct 14, 2009 R. Peköz and J.-Y. Raty 2009-10-14T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.155432 Phys. Rev. B 80, 155432 text/html article Physical Review B 80 15 2009-10-14T00:00:00-04:00 155432 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.155119 Author(s): S. Glawion, M. R. Scholz, Y.-Z. Zhang, R. Valentí, T. Saha-Dasgupta, M. Klemm, J. Hemberger, S. Horn, M. Sing, and R. Claessen<br/>We have studied the electronic structure of the two-dimensional Heisenberg antiferromagnet VOCl using photoemission spectroscopy and density-functional theory including local Coulomb repulsion. From calculated exchange integrals and the observed energy dispersions we argue that the degree of one dim...<br/>[Phys. Rev. B 80, 155119] Published Tue Oct 13, 2009 S. Glawion, M. R. Scholz, Y.-Z. Zhang, R. Valentí, T. Saha-Dasgupta, M. Klemm, J. Hemberger, S. Horn, M. Sing, and R. Claessen 2009-10-13T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.155119 Phys. Rev. B 80, 155119 text/html article Physical Review B 80 15 2009-10-13T00:00:00-04:00 155119 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.161102 Author(s): Andrew Douglas and K. A. Muttalib<br/>We obtain an analytic expression for the full distribution of conductance for a strongly disordered three-dimensional conductor within a perturbative approach based on transfer-matrix formulation. Our results confirm the numerical evidence that the log-normal limit of the distribution is not reached...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 161102] Published Tue Oct 13, 2009 Andrew Douglas and K. A. Muttalib 2009-10-13T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.161102 Phys. Rev. B 80, 161102 text/html article Physical Review B 80 16 2009-10-13T00:00:00-04:00 161102 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.161302 Author(s): G. M. Gusev, S. Wiedmann, O. E. Raichev, A. K. Bakarov, and J. C. Portal<br/>Magnetotransport measurements in triple-layer electron systems with high carrier density reveal fractional quantum Hall effect at total filling factors ν>2 . With an in-plane magnetic field we are able to control the suppression of interlayer tunneling which causes a collapse of the integer quantum ...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 161302] Published Tue Oct 13, 2009 G. M. Gusev, S. Wiedmann, O. E. Raichev, A. K. Bakarov, and J. C. Portal 2009-10-13T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.161302 Phys. Rev. B 80, 161302 text/html article Physical Review B 80 16 2009-10-13T00:00:00-04:00 161302 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.165114 Author(s): T. Motohashi, T. Ono, Y. Sugimoto, Y. Masubuchi, S. Kikkawa, R. Kanno, M. Karppinen, and H. Yamauchi<br/>Here we report the magnetic properties of the layered cobalt oxide system, Li_{x} CoO_{2} , in the whole range of Li composition, 0≤x≤1 . Based on dc-magnetic-susceptibility data, combined with results of ^{59} Co nuclear magnetic resonance (NMR) and nuclear quadrupole resonance (NQR) observatio...<br/>[Phys. Rev. B 80, 165114] Published Fri Oct 09, 2009 T. Motohashi, T. Ono, Y. Sugimoto, Y. Masubuchi, S. Kikkawa, R. Kanno, M. Karppinen, and H. Yamauchi 2009-10-09T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.165114 Phys. Rev. B 80, 165114 text/html article Physical Review B 80 16 2009-10-09T00:00:00-04:00 165114 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.165115 Author(s): V. Brouet, M. Marsi, B. Mansart, A. Nicolaou, A. Taleb-Ibrahimi, P. Le Fèvre, F. Bertran, F. Rullier-Albenque, A. Forget, and D. Colson<br/>We present a comprehensive angle-resolved photoemission study of the three-dimensional electronic structure of Ba(Fe_{1−x} Co_{x} )_{2} As_{2} . The wide range of dopings covered by this study, x=0 to x=0.3 , allows to extract systematic features of the electronic structure. We show that there are...<br/>[Phys. Rev. B 80, 165115] Published Fri Oct 09, 2009 V. Brouet, M. Marsi, B. Mansart, A. Nicolaou, A. Taleb-Ibrahimi, P. Le Fèvre, F. Bertran, F. Rullier-Albenque, A. Forget, and D. Colson 2009-10-09T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.165115 Phys. Rev. B 80, 165115 text/html article Physical Review B 80 16 2009-10-09T00:00:00-04:00 165115 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems http://link.aps.org/doi/10.1103/PhysRevB.80.155115 Author(s): E. Papalazarou, Matteo Gatti, M. Marsi, V. Brouet, F. Iori, Lucia Reining, E. Annese, I. Vobornik, F. Offi, A. Fondacaro, S. Huotari, P. Lacovig, O. Tjernberg, N. B. Brookes, M. Sacchi, P. Metcalf, and G. Panaccione<br/>We present a comprehensive study of the photon energy dependence of the valence band photoemission yield in the prototype Mott-Hubbard oxide V_{2} O_{3} . The analysis of our experimental results, covering an extended photon energy range (20–6000 eV) and combined with GW calculations, allows us to...<br/>[Phys. Rev. B 80, 155115] Published Thu Oct 08, 2009 E. Papalazarou, Matteo Gatti, M. Marsi, V. Brouet, F. Iori, Lucia Reining, E. Annese, I. Vobornik, F. Offi, A. Fondacaro, S. Huotari, P. Lacovig, O. Tjernberg, N. B. Brookes, M. Sacchi, P. Metcalf, and G. Panaccione 2009-10-08T00:00:00-04:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.155115 Phys. Rev. B 80, 155115 text/html article Physical Review B 80 15 2009-10-08T00:00:00-04:00 155115 Electronic structure: wide-band, narrow-band, and strongly correlated systems Electronic structure: wide-band, narrow-band, and strongly correlated systems