http://prb.aps.org/ Recent articles in Physical Review B en-us Copyright (c) 2009 The American Physical Society 2009-11-20T18:15:09-05:00 assocpub@aps.org rss@aps.org hourly 4 2009-11-20T18:15:09-05:00 rss@aps.org http://link.aps.org/doi/10.1103/PhysRevB.80.205322 Author(s): Mao-Hua Du<br/>Forming a chemically stable low-resistance back contact for CdTe thin-film solar cells is critically important to the cell performance. This paper reports theoretical study of the effects of the back-contact material, Sb_{2} Te_{3} , on the performance of the CdTe solar cells. First-principles calcu...<br/>[Phys. Rev. B 80, 205322] Published Fri Nov 20, 2009 Mao-Hua Du 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205322 Phys. Rev. B 80, 205322 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 205322 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.205205 Author(s): C. Bihler, U. Gerstmann, M. Hoeb, T. Graf, M. Gjukic, W. G. Schmidt, M. Stutzmann, and M. S. Brandt<br/>The effects of hydrogenation on Mn-doped GaN are studied with electron-paramagnetic resonance (EPR), local vibrational mode (LVM) spectroscopy, and density-functional theory (DFT) calculations. With EPR, we find two distinct Mn complexes which, in particular, differ in the size and orientation of th...<br/>[Phys. Rev. B 80, 205205] Published Fri Nov 20, 2009 C. Bihler, U. Gerstmann, M. Hoeb, T. Graf, M. Gjukic, W. G. Schmidt, M. Stutzmann, and M. S. Brandt 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205205 Phys. Rev. B 80, 205205 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 205205 Semiconductors I: bulk Semiconductors I: bulk http://link.aps.org/doi/10.1103/PhysRevB.80.205117 Author(s): J. Kokalj and P. Prelovšek<br/>We present a numerical method for the evaluation of dynamical response functions at finite temperatures in one-dimensional strongly correlated systems. The approach is based on the density-matrix renormalization group method, combined with the finite-temperature Lanczos diagonalization. The feasibil...<br/>[Phys. Rev. B 80, 205117] Published Fri Nov 20, 2009 J. Kokalj and P. Prelovšek 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205117 Phys. Rev. B 80, 205117 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 205117 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.80.201406 Author(s): H. Zhu, M. Aindow, and R. Ramprasad<br/>Critical factors that control the vacuum work function of the TiC_{x} N_{1−x} ternary system surfaces were determined using detailed density functional theory calculations. Surface chemistry (i.e., orientation, stoichiometry, and defect density) was found to play the most important role in determi...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201406] Published Fri Nov 20, 2009 H. Zhu, M. Aindow, and R. Ramprasad 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201406 Phys. Rev. B 80, 201406 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 201406 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.201313 Author(s): V. V. Ponomarenko and D. V. Averin<br/>We have studied the zero-temperature statistics of charge transfer between the two edges of quantum Hall liquids with filling factors ν_{0,1} =1/(2m_{0,1} +1) forming Mach-Zehnder interferometer. The known Bethe ansatz solution for symmetric interferometer is used to obtain the cumulant-generating ...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201313] Published Fri Nov 20, 2009 V. V. Ponomarenko and D. V. Averin 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201313 Phys. Rev. B 80, 201313 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 201313 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.201312 Author(s): Diego Frustaglia and Adán Cabello<br/>We present an interferometric scheme producing orbital entanglement in a quantum Hall system upon electron-hole pair emission via tunneling. The proposed setup is an electronic version of the optical interferometer proposed by Cabello [Phys. Rev. Lett. 102, 040401 (2009)] and is feasible with the pr...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201312] Published Fri Nov 20, 2009 Diego Frustaglia and Adán Cabello 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201312 Phys. Rev. B 80, 201312 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 201312 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.201105 Author(s): Xiang Xiong, Wei-Hua Sun, Yong-Jun Bao, Ru-Wen Peng, Mu Wang, Cheng Sun, Xiang Lu, Jun Shao, Zhi-Feng Li, and Nai-Ben Ming<br/>We demonstrate in this Rapid Communication that in an assembly of stacked metallic U-shaped resonators, pure magnetic and electric responses are, respectively, realized, and the magnetic and electric responses can be switched at the same frequency by changing the polarization of incident light for 9...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201105] Published Fri Nov 20, 2009 Xiang Xiong, Wei-Hua Sun, Yong-Jun Bao, Ru-Wen Peng, Mu Wang, Cheng Sun, Xiang Lu, Jun Shao, Zhi-Feng Li, and Nai-Ben Ming 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201105 Phys. Rev. B 80, 201105 text/html article Physical Review B 80 20 2009-11-20T00:00:00-05:00 201105 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.80.195418 Author(s): Wang-Kong Tse and A. H. MacDonald<br/>We present a theory of the influence of band renormalization and excitonic electron-electron interaction effects on the optical conductivity σ(ω) of doped bilayer graphene. Using the Keldysh formalism, we derive a kinetic equation from which we extract numerical and approximate analytic results fo...<br/>[Phys. Rev. B 80, 195418] Published Fri Nov 20, 2009 Wang-Kong Tse and A. H. MacDonald 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195418 Phys. Rev. B 80, 195418 text/html article Physical Review B 80 19 2009-11-20T00:00:00-05:00 195418 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.184421 Author(s): Jean-Marie Stéphan, Shunsuke Furukawa, Grégoire Misguich, and Vincent Pasquier<br/>We study the Shannon entropy of the probability distribution resulting from the ground-state wave function of a one-dimensional quantum model. This entropy is related to the entanglement entropy of a Rokhsar-Kivelson-type wave function built from the corresponding two-dimensional classical model. In...<br/><img src="http://prb.aps.org/files/SuggestionPRB30x30.jpg" alt="PRB Editors' Suggestion"/><br/> [Phys. Rev. B 80, 184421] Published Fri Nov 20, 2009 Jean-Marie Stéphan, Shunsuke Furukawa, Grégoire Misguich, and Vincent Pasquier 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.184421 Phys. Rev. B 80, 184421 text/html article Physical Review B 80 18 2009-11-20T00:00:00-05:00 184421 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.180419 Author(s): Hajime Sagayama, Kouji Taniguchi, Nobuyuki Abe, Taka-hisa Arima, Yusaku Nishikawa, Shin-ichiro Yano, Yusuke Kousaka, Jun Akimitsu, Masato Matsuura, and Kazuma Hirota<br/>The magnetic phase diagram of the Y -type hexaferrite Ba_{2} Mg_{2} Fe_{12} O_{22} has been studied using single-crystal neutron diffraction. The result indicates successive phase transitions where the magnetic modulation wave number changed discontinuously when a magnetic field is applied and the t...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 180419] Published Fri Nov 20, 2009 Hajime Sagayama, Kouji Taniguchi, Nobuyuki Abe, Taka-hisa Arima, Yusaku Nishikawa, Shin-ichiro Yano, Yusuke Kousaka, Jun Akimitsu, Masato Matsuura, and Kazuma Hirota 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.180419 Phys. Rev. B 80, 180419 text/html article Physical Review B 80 18 2009-11-20T00:00:00-05:00 180419 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.180302 Author(s): Wen-Pin Hsieh, Bin Chen, Jie Li, Pawel Keblinski, and David G. Cahill<br/>The physics of heat conduction in layered, anisotropic crystals is probed by measurements of the cross-plane elastic constant C_{33} and thermal conductivity Λ of muscovite mica as a function of hydrostatic pressure. Picosecond interferometry and time-domain thermoreflectance provide high-precision...<br/><img src="http://prb.aps.org/files/SuggestionPRB30x30.jpg" alt="PRB Editors' Suggestion"/><br/> <img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 180302] Published Fri Nov 20, 2009 Wen-Pin Hsieh, Bin Chen, Jie Li, Pawel Keblinski, and David G. Cahill 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.180302 Phys. Rev. B 80, 180302 text/html article Physical Review B 80 18 2009-11-20T00:00:00-05:00 180302 Dynamics, dynamical systems, lattice effects, quantum solids Dynamics, dynamical systems, lattice effects, quantum solids http://link.aps.org/doi/10.1103/PhysRevB.80.174521 Author(s): F. Hardy, C. Meingast, V. Taufour, J. Flouquet, H. v. Löhneysen, R. A. Fisher, N. E. Phillips, A. Huxley, and J. C. Lashley<br/>We report ambient-pressure magnetization, heat capacity, and thermal-expansion measurements of the ferromagnetic superconductor UGe_{2} in high magnetic fields. An analysis of the magnetic heat capacity derived from both magnetization and specific-heat data shows that UGe_{2} is well described in th...<br/>[Phys. Rev. B 80, 174521] Published Fri Nov 20, 2009 F. Hardy, C. Meingast, V. Taufour, J. Flouquet, H. v. Löhneysen, R. A. Fisher, N. E. Phillips, A. Huxley, and J. C. Lashley 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174521 Phys. Rev. B 80, 174521 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174521 Superfluidity and superconductivity Superfluidity and superconductivity http://link.aps.org/doi/10.1103/PhysRevB.80.174419 Author(s): Valera P. Shcherbakov, Karl Fabian, and Suzanne A. McEnroe<br/>Single magnetic nanodots, exchange coupled to an antiferromagnetic (AF) matrix, can produce large exchange bias, while superparamagnetic behavior of the nanodots is suppressed. The exchange bias originates from the formation of a (quasi)spherical domain wall inside the AF matrix when the particle mo...<br/>[Phys. Rev. B 80, 174419] Published Fri Nov 20, 2009 Valera P. Shcherbakov, Karl Fabian, and Suzanne A. McEnroe 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174419 Phys. Rev. B 80, 174419 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174419 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.174418 Author(s): V. M. Uzdin, H. Zabel, A. Remhof, and B. Hjörvarsson<br/>Neutron scattering experiments of Cr/V(001) superlattices are discussed, which show that the incommensurate spin-density-wave (SDW) in thick Cr layers becomes suppressed when the V spacer layers are loaded with hydrogen. The hydrogen loading triggers a transition from the incommensurate SDW state to...<br/>[Phys. Rev. B 80, 174418] Published Fri Nov 20, 2009 V. M. Uzdin, H. Zabel, A. Remhof, and B. Hjörvarsson 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174418 Phys. Rev. B 80, 174418 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174418 Magnetism Magnetism http://link.aps.org/doi/10.1103/PhysRevB.80.174417 Author(s): Ke-Wei Sun and Qing-Hu Chen<br/>The quantum phase transition (QPT) of the one-dimensional (1D) quantum compass model in a transverse magnetic field is studied in this paper. An exact solution is obtained by using an extended Jordan and Wigner transformation to the pseudospin operators. The fidelity susceptibility, the concurrence,...<br/>[Phys. Rev. B 80, 174417] Published Fri Nov 20, 2009 Ke-Wei Sun and Qing-Hu Chen 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174417 Phys. Rev. B 80, 174417 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174417 Magnetism Magnetism 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.80.174114 Author(s): Joachim Paier, Cristian V. Diaconu, Gustavo E. Scuseria, Manuel Guidon, Joost VandeVondele, and Jürg Hutter<br/>Calculating highly accurate thermochemical properties of condensed matter via wave-function-based approaches (such as, e.g., Hartree-Fock or hybrid functionals) has recently attracted much interest. We here present two strategies providing accurate Hartree-Fock energies for solid LiH in a large Gaus...<br/>[Phys. Rev. B 80, 174114] Published Fri Nov 20, 2009 Joachim Paier, Cristian V. Diaconu, Gustavo E. Scuseria, Manuel Guidon, Joost VandeVondele, and Jürg Hutter 2009-11-20T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.174114 Phys. Rev. B 80, 174114 text/html article Physical Review B 80 17 2009-11-20T00:00:00-05:00 174114 Structure, structural phase transitions, mechanical properties, defects Structure, structural phase transitions, mechanical properties, defects http://link.aps.org/doi/10.1103/PhysRevB.80.205421 Author(s): J. Schütte, R. Bechstein, M. Rohlfing, M. Reichling, and A. Kühnle<br/>Structure formation of the highly polar molecule cytosine on the (111) cleavage plane of calcium fluoride is investigated in ultrahigh vacuum using noncontact atomic force microscopy at room temperature. Molecules form well-defined trimer structures, covering the surface as homogeneously distributed...<br/>[Phys. Rev. B 80, 205421] Published Thu Nov 19, 2009 J. Schütte, R. Bechstein, M. Rohlfing, M. Reichling, and A. Kühnle 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205421 Phys. Rev. B 80, 205421 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205421 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205420 Author(s): Riku Oja and Risto M. Nieminen<br/>The electronic and structural properties of different charge-imbalanced perovskite oxide NaNbO_{3} /SrTiO_{3} superlattices are investigated with density-functional theory (local density approximation and local spin density approximation +U ) methods. Metallic or insulating behavior of such a superl...<br/>[Phys. Rev. B 80, 205420] Published Thu Nov 19, 2009 Riku Oja and Risto M. Nieminen 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205420 Phys. Rev. B 80, 205420 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205420 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205419 Author(s): Vladimir N. Popok, Saša Vučković, Juha Samela, Tommi T. Järvi, Kai Nordlund, and Eleanor E. B. Campbell<br/>The interaction of energetic (up to 200 eV/atom) size-selected Co_{n} clusters with HOPG is studied both experimentally and theoretically. Etching of the radiation damaged areas introduced by cluster impacts provides a measure of the depth to which the collision cascades are developed and allows a c...<br/>[Phys. Rev. B 80, 205419] Published Thu Nov 19, 2009 Vladimir N. Popok, Saša Vučković, Juha Samela, Tommi T. Järvi, Kai Nordlund, and Eleanor E. B. Campbell 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205419 Phys. Rev. B 80, 205419 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205419 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205418 Author(s): P. Moras, D. Topwal, P. M. Sheverdyaeva, L. Ferrari, J. Fujii, G. Bihlmayer, S. Blügel, and C. Carbone<br/>Angle-resolved photoemission spectroscopy and first-principles calculations were employed to analyze unusual features in the electronic structure of ultrathin Ag films grown on Ge(111). The Ag sp -derived quantum well states exhibit hexagonal-like constant energy contours with different in-plane ori...<br/>[Phys. Rev. B 80, 205418] Published Thu Nov 19, 2009 P. Moras, D. Topwal, P. M. Sheverdyaeva, L. Ferrari, J. Fujii, G. Bihlmayer, S. Blügel, and C. Carbone 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205418 Phys. Rev. B 80, 205418 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205418 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205321 Author(s): Moritz Brehm, Francesco Montalenti, Martyna Grydlik, Guglielmo Vastola, Herbert Lichtenberger, Nina Hrauda, Matthew J. Beck, Thomas Fromherz, Friedrich Schäffler, Leo Miglio, and Günther Bauer<br/>The commonly accepted Stranski-Krastanow model, according to which island formation occurs on top of a wetting layer (WL) of a certain thickness, predicts for the morphological evolution an increasing island aspect ratio with volume. We report on an apparent violation of this thermodynamic understan...<br/>[Phys. Rev. B 80, 205321] Published Thu Nov 19, 2009 Moritz Brehm, Francesco Montalenti, Martyna Grydlik, Guglielmo Vastola, Herbert Lichtenberger, Nina Hrauda, Matthew J. Beck, Thomas Fromherz, Friedrich Schäffler, Leo Miglio, and Günther Bauer 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205321 Phys. Rev. B 80, 205321 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205321 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.205320 Author(s): Christian Notthoff, Kevin Rachor, Detlef Heitmann, and Axel Lorke<br/>The terahertz (THz) photoresponse of a two-dimensional electron gas in the quantum Hall regime is investigated. We use a sample structure which is topologically equivalent to a Corbino geometry combined with a cross-gate technique. This quasi-Corbino geometry allows us to directly investigate the TH...<br/>[Phys. Rev. B 80, 205320] Published Thu Nov 19, 2009 Christian Notthoff, Kevin Rachor, Detlef Heitmann, and Axel Lorke 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205320 Phys. Rev. B 80, 205320 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205320 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.205204 Author(s): N. Jedrecy, H. J. von Bardeleben, and D. Demaille<br/>In order to provide insight into the magnetic properties of semiconductors with ferromagnetic inclusions, we present a thorough quantitative analysis of (Zn,Co)O films with high Co concentration, which give rise to high saturation magnetization values (∼110 kA m^{−1} ) at room temperature. F...<br/>[Phys. Rev. B 80, 205204] Published Thu Nov 19, 2009 N. Jedrecy, H. J. von Bardeleben, and D. Demaille 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205204 Phys. Rev. B 80, 205204 text/html article Physical Review B 80 20 2009-11-19T00:00:00-05:00 205204 Semiconductors I: bulk Semiconductors I: bulk http://link.aps.org/doi/10.1103/PhysRevB.80.195417 Author(s): Aristides D. Zdetsis<br/>The structure, symmetry, and stability of large Si_{n} H_{n} , n=60 , 70, 76, 80, and 180 cages and the Si_{60} H_{60} ligomers: Si_{120} H_{116} , Si_{180} H_{172} , and Si_{240} H_{228} , together with some related “fullerenes” and nanostructures, are studied by ab initio density functional th...<br/>[Phys. Rev. B 80, 195417] Published Thu Nov 19, 2009 Aristides D. Zdetsis 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195417 Phys. Rev. B 80, 195417 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 195417 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195318 Author(s): Changsheng Li, M. Bescond, and M. Lannoo<br/>We report a theoretical investigation of long-range correlation effects induced by the presence of interfaces in realistic semiconductor based nanoscale structures. This is performed within the so-called GW approximation of Hedin and Lundqvist in which we isolate the contribution of the interfaces w...<br/>[Phys. Rev. B 80, 195318] Published Thu Nov 19, 2009 Changsheng Li, M. Bescond, and M. Lannoo 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195318 Phys. Rev. B 80, 195318 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 195318 Semiconductors II: surfaces, interfaces, microstructures, and related topics Semiconductors II: surfaces, interfaces, microstructures, and related topics http://link.aps.org/doi/10.1103/PhysRevB.80.195209 Author(s): Stavros Athanasopoulos, Evguenia V. Emelianova, Alison B. Walker, and David Beljonne<br/>We implement a simple, continuous, analytical model for exciton hopping in an energetically disordered molecular landscape. The model is parameterized against atomistic and lattice Monte Carlo simulations based on quantum-chemical calculations. It captures the essential physics of exciton diffusion ...<br/>[Phys. Rev. B 80, 195209] Published Thu Nov 19, 2009 Stavros Athanasopoulos, Evguenia V. Emelianova, Alison B. Walker, and David Beljonne 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195209 Phys. Rev. B 80, 195209 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 195209 Semiconductors I: bulk Semiconductors I: bulk http://link.aps.org/doi/10.1103/PhysRevB.80.195113 Author(s): Valeria Lante and Alberto Parola<br/>The recent advances in angle-resolved photoemission techniques allowed the unambiguous experimental confirmation of spin-charge decoupling in quasi-one-dimensional (1D) Mott insulators. This opportunity stimulates a quantitative analysis of the spectral function A(k,ω) of prototypical one-dimension...<br/>[Phys. Rev. B 80, 195113] Published Thu Nov 19, 2009 Valeria Lante and Alberto Parola 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195113 Phys. Rev. B 80, 195113 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 195113 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.80.193410 Author(s): Giuseppe Faraci, Santo Gibilisco, and Agata R. Pennisi<br/>In nanocrystals, first-order Raman spectra can exhibit large shift and width due to two overlapping effects: quantum confinement and thermal heating. In order to distinguish each contribution we studied silicon nanocrystals by Raman spectroscopy. From the measurements we extracted the dependence of ...<br/>[Phys. Rev. B 80, 193410] Published Thu Nov 19, 2009 Giuseppe Faraci, Santo Gibilisco, and Agata R. Pennisi 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193410 Phys. Rev. B 80, 193410 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 193410 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.193409 Author(s): Takanori Koitaya, Atsushi Beniya, Kozo Mukai, Shinya Yoshimoto, and Jun Yoshinobu<br/>The C-H stretching vibrations of cyclohexane on Rh(111) were investigated using infrared reflection absorption spectroscopy between 20 and 89 K. At 20 K, the softened C-H stretching band consists of several sharp peaks, ranging from 2500 to 2700 cm^{−1} . The wide-range distribution of the softe...<br/>[Phys. Rev. B 80, 193409] Published Thu Nov 19, 2009 Takanori Koitaya, Atsushi Beniya, Kozo Mukai, Shinya Yoshimoto, and Jun Yoshinobu 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193409 Phys. Rev. B 80, 193409 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 193409 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems