http://prb.aps.org/ Recently published articles in Phys. Rev. B in the Table of Content section "Surface physics, nanoscale physics, low-dimensional systems" en-us Copyright (c) 2009 The American Physical Society 2009-11-22T06:15:55-05:00 assocpub@aps.org rss@aps.org hourly 4 2009-11-22T06:15:55-05:00 rss@aps.org 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.80.195418 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.80.205421 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.80.195417 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.80.193410 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 http://link.aps.org/doi/10.1103/PhysRevB.80.193408 Author(s): S. S. Coutinho, V. Lemos, and S. Guerini<br/>Ab initio calculations were performed to study the structural transformation on a boron nitride nanotubes bundle under pressure. Several bundles of boron nitride nanotubes, disposed into a hexagonal arrangement, were studied between which the (6,0) zigzag configuration was chosen to be detailed here...<br/>[Phys. Rev. B 80, 193408] Published Thu Nov 19, 2009 S. S. Coutinho, V. Lemos, and S. Guerini 2009-11-19T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193408 Phys. Rev. B 80, 193408 text/html article Physical Review B 80 19 2009-11-19T00:00:00-05:00 193408 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205417 Author(s): J. W. Lee, T. H. Park, Peter Nordlander, and Daniel M. Mittleman<br/>The polarization dependence of the optical properties of individual subwavelength holes in a thin metallic film is studied using terahertz time-domain spectroscopy. We show that for parallel polarization of the incident light, the coupling is predominantly to short-range bonding film plasmons while ...<br/>[Phys. Rev. B 80, 205417] Published Wed Nov 18, 2009 J. W. Lee, T. H. Park, Peter Nordlander, and Daniel M. Mittleman 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205417 Phys. Rev. B 80, 205417 text/html article Physical Review B 80 20 2009-11-18T00:00:00-05:00 205417 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205416 Author(s): V. V. Mkhitaryan, E. G. Mishchenko, M. E. Raikh, and L. I. Glazman<br/>Opening of a gap in the low-energy excitations spectrum affects the power-law singularity in the photon absorption spectrum A(Ω) . In the normal state, the singularity, A(Ω)∝[D/(Ω−Ω_{th} )]^{α} , is characterized by an interaction-dependent exponent α . On the contrary, in the superconduct...<br/>[Phys. Rev. B 80, 205416] Published Wed Nov 18, 2009 V. V. Mkhitaryan, E. G. Mishchenko, M. E. Raikh, and L. I. Glazman 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205416 Phys. Rev. B 80, 205416 text/html article Physical Review B 80 20 2009-11-18T00:00:00-05:00 205416 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205415 Author(s): M. Barbier, P. Vasilopoulos, and F. M. Peeters<br/>The transmission T and conductance G through one or multiple one-dimensional, δ -function barriers of two-dimensional fermions with a linear energy spectrum are studied. T and G are periodic functions of the strength P of the δ -function barrier V(x,y)/ℏv_{F} =Pδ(x) . The dispersion relation of...<br/>[Phys. Rev. B 80, 205415] Published Wed Nov 18, 2009 M. Barbier, P. Vasilopoulos, and F. M. Peeters 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205415 Phys. Rev. B 80, 205415 text/html article Physical Review B 80 20 2009-11-18T00:00:00-05:00 205415 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional 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.80.195415 Author(s): Thomas Zentgraf, Shuang Zhang, Rupert F. Oulton, and Xiang Zhang<br/>Plasmons in nanoscale structures represent an exciting new route toward efficient manipulation of photons, especially at subwavelength scales. Of particular interest are the hybridized plasmonic systems, in which the interaction among the plasmonic elements can be utilized to tailor the optical resp...<br/>[Phys. Rev. B 80, 195415] Published Wed Nov 18, 2009 Thomas Zentgraf, Shuang Zhang, Rupert F. Oulton, and Xiang Zhang 2009-11-18T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195415 Phys. Rev. B 80, 195415 text/html article Physical Review B 80 19 2009-11-18T00:00:00-05:00 195415 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205414 Author(s): Erik R. McNellis, Jörg Meyer, and Karsten Reuter<br/>We use different semiempirical dispersion correction schemes to assess the role of long-range van der Waals interactions in the adsorption of the prototypical molecular switch azobenzene (C_{6} H_{5} -N_{2} -C_{6} H_{5} ) at the coinage metal surfaces Cu(111), Ag(111), and Au(111). Compared to prece...<br/>[Phys. Rev. B 80, 205414] Published Tue Nov 17, 2009 Erik R. McNellis, Jörg Meyer, and Karsten Reuter 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205414 Phys. Rev. B 80, 205414 text/html article Physical Review B 80 20 2009-11-17T00:00:00-05:00 205414 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.201405 Author(s): S. Tao, Y. Miyata, K. Yanagi, H. Kataura, and H. Okamoto<br/>We report an excitation-energy dependence of ultrafast changes of exciton absorptions in isolated semiconducting single-walled carbon nanotubes. For a photoexcitation far below the exciton transition, a blueshift of exciton absorptions originating from the optical Stark effect due to exciton-photon ...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201405] Published Tue Nov 17, 2009 S. Tao, Y. Miyata, K. Yanagi, H. Kataura, and H. Okamoto 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201405 Phys. Rev. B 80, 201405 text/html article Physical Review B 80 20 2009-11-17T00:00:00-05:00 201405 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.201404 Author(s): András Pályi and Guido Burkard<br/>Hyperfine interaction (HFI) in carbon nanotube and graphene quantum dots is due to the presence of ^{13} C atoms. We theoretically show that in these structures the short-range nature of the HFI gives rise to a coupling between the valley degree of freedom of the electron and the nuclear spin, in ad...<br/><img src="http://prola.aps.org/graphics/rapid30x30.gif" width="30" height="30" alt="Rapid Communication"/><br/>[Phys. Rev. B 80, 201404] Published Tue Nov 17, 2009 András Pályi and Guido Burkard 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201404 Phys. Rev. B 80, 201404 text/html article Physical Review B 80 20 2009-11-17T00:00:00-05:00 201404 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195414 Author(s): O. Poplavskyy, M. O. Goerbig, and C. Morais Smith<br/>We calculate, within a self-consistent Hartree-Fock approximation, the local density of states for different electron crystals in graphene subject to a strong magnetic field. We investigate both the Wigner crystal and bubble crystals with M_{e} electrons per lattice site. The total density of states...<br/><img src="http://prb.aps.org/files/SuggestionPRB30x30.jpg" alt="PRB Editors' Suggestion"/><br/> [Phys. Rev. B 80, 195414] Published Tue Nov 17, 2009 O. Poplavskyy, M. O. Goerbig, and C. Morais Smith 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195414 Phys. Rev. B 80, 195414 text/html article Physical Review B 80 19 2009-11-17T00:00:00-05:00 195414 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195413 Author(s): Antonino La Magna, Ioannis Deretzis, Giuseppe Forte, and Renato Pucci<br/>Electronic transport at the μm length scale is theoretically investigated for N -doped and vacancy damaged graphene nanoribbons. In these systems, localization due to scattering is strongly energy dependent, and this fact leads to the appearance of conductance quasigaps in the spectral region of th...<br/>[Phys. Rev. B 80, 195413] Published Tue Nov 17, 2009 Antonino La Magna, Ioannis Deretzis, Giuseppe Forte, and Renato Pucci 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195413 Phys. Rev. B 80, 195413 text/html article Physical Review B 80 19 2009-11-17T00:00:00-05:00 195413 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195412 Author(s): Harm Askes and Elias C. Aifantis<br/>Higher-order elasticity theories have recently been used to predict the dispersion characteristics of flexural waves in carbon nanotubes (CNTs). In particular, nonlocal elasticity and gradient elasticity (with unstable strain gradients) have been employed within the framework of classical Euler-Bern...<br/>[Phys. Rev. B 80, 195412] Published Tue Nov 17, 2009 Harm Askes and Elias C. Aifantis 2009-11-17T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195412 Phys. Rev. B 80, 195412 text/html article Physical Review B 80 19 2009-11-17T00:00:00-05:00 195412 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195411 Author(s): Frank W. Averill, James R. Morris, and Valentino R. Cooper<br/>Carbon is an attractive material for hydrogen adsorption due to its light weight, variety of structures, and ability to both physisorb and chemisorb hydrogen. Recently, fully hydrogenated graphene layers (“graphane”) have been predicted to exist [J. O. Sofo , Phys. Rev. B 75, 15340 (2007)], and ...<br/>[Phys. Rev. B 80, 195411] Published Mon Nov 16, 2009 Frank W. Averill, James R. Morris, and Valentino R. Cooper 2009-11-16T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195411 Phys. Rev. B 80, 195411 text/html article Physical Review B 80 19 2009-11-16T00:00:00-05:00 195411 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.195410 Author(s): Sieu D. Ha and Antoine Kahn<br/>Doping is essential to the control of electronic structure and conductivity of semiconductor materials. Whereas doping of inorganic semiconductors is well established, doping of organic molecular semiconductors is still relatively poorly understood. Using scanning tunneling microscopy, we investigat...<br/>[Phys. Rev. B 80, 195410] Published Fri Nov 13, 2009 Sieu D. Ha and Antoine Kahn 2009-11-13T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.195410 Phys. Rev. B 80, 195410 text/html article Physical Review B 80 19 2009-11-13T00:00:00-05:00 195410 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205413 Author(s): Christophe Texier, Pierre Delplace, and Gilles Montambaux<br/>We have studied the quantum oscillations of the conductance for arrays of connected mesoscopic metallic rings, in the presence of an external magnetic field. Several geometries have been considered: a linear array of rings connected with short or long wires compared to the phase coherence length, sq...<br/><img src="http://prb.aps.org/files/SuggestionPRB30x30.jpg" alt="PRB Editors' Suggestion"/><br/> [Phys. Rev. B 80, 205413] Published Thu Nov 12, 2009 Christophe Texier, Pierre Delplace, and Gilles Montambaux 2009-11-12T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205413 Phys. Rev. B 80, 205413 text/html article Physical Review B 80 20 2009-11-12T00:00:00-05:00 205413 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205412 Author(s): T. Duguet, E. Gaudry, T. Deniozou, J. Ledieu, M. C. de Weerd, T. Belmonte, J. M. Dubois, and V. Fournée<br/>The growth of complex intermetallics as surface alloys is investigated by annealing Al thin films deposited on Cu(111) substrate in ultrahigh vacuum. Already at room temperature, the large lattice mismatch between Al and Cu results in interfacial intermixing. Upon annealing, various phases are forme...<br/>[Phys. Rev. B 80, 205412] Published Thu Nov 12, 2009 T. Duguet, E. Gaudry, T. Deniozou, J. Ledieu, M. C. de Weerd, T. Belmonte, J. M. Dubois, and V. Fournée 2009-11-12T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205412 Phys. Rev. B 80, 205412 text/html article Physical Review B 80 20 2009-11-12T00:00:00-05:00 205412 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.193407 Author(s): A. S. Moskalenko and J. Berakdar<br/>We study the nonequilibrium dynamics in a mesoscopic graphene ring excited by picoseconds shaped electromagnetic pulses. We predict an ultrafast buildup of charge polarization, currents, and orbital magnetization. Applying the light pulses identified here, nonequilibrium valley currents are generate...<br/>[Phys. Rev. B 80, 193407] Published Thu Nov 12, 2009 A. S. Moskalenko and J. Berakdar 2009-11-12T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193407 Phys. Rev. B 80, 193407 text/html article Physical Review B 80 19 2009-11-12T00:00:00-05:00 193407 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.193406 Author(s): Makoto Ishikawa, Ryuichi Harada, Naruo Sasaki, and Kouji Miura<br/>The adhesion and peeling of a multiwalled carbon nanotube (MWCNT) on a substrate have been studied. Nanoscale and mesoscale intermittent adhesion and peeling, and a conformational transition of an MWCNT appear in the vertical force-distance curve, which depends strongly on the length of the MWCNT, s...<br/>[Phys. Rev. B 80, 193406] Published Thu Nov 12, 2009 Makoto Ishikawa, Ryuichi Harada, Naruo Sasaki, and Kouji Miura 2009-11-12T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.193406 Phys. Rev. B 80, 193406 text/html article Physical Review B 80 19 2009-11-12T00:00:00-05:00 193406 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.201403 Author(s): A. J. M. Giesbers, L. A. Ponomarenko, K. S. Novoselov, A. K. Geim, M. I. Katsnelson, J. C. Maan, and U. Zeitler<br/>We have measured a strong increase of the low-temperature resistivity ρ_{xx} and a zero-value plateau in the Hall conductivity σ_{xy} at the charge neutrality point in graphene subjected to high magnetic fields up to 30 T. We explain our results by a simple model involving a field dependent splitt...<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, 201403] Published Wed Nov 11, 2009 A. J. M. Giesbers, L. A. Ponomarenko, K. S. Novoselov, A. K. Geim, M. I. Katsnelson, J. C. Maan, and U. Zeitler 2009-11-11T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.201403 Phys. Rev. B 80, 201403 text/html article Physical Review B 80 20 2009-11-11T00:00:00-05:00 201403 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205411 Author(s): Larry Lüer, Guglielmo Lanzani, Jared Crochet, Tobias Hertel, Josh Holt, and Z. Valy Vardeny<br/>Transient polarized pump/probe transmission changes upon pulse photoexcitation at 1.6 eV were measured in chiral enriched carbon nanotubes ensembles of both metallic and semiconductor characters, in a very broad probe spectral range from mid-IR to visible, combining several ultrafast laser systems. ...<br/>[Phys. Rev. B 80, 205411] Published Tue Nov 10, 2009 Larry Lüer, Guglielmo Lanzani, Jared Crochet, Tobias Hertel, Josh Holt, and Z. Valy Vardeny 2009-11-10T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205411 Phys. Rev. B 80, 205411 text/html article Physical Review B 80 20 2009-11-10T00:00:00-05:00 205411 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems http://link.aps.org/doi/10.1103/PhysRevB.80.205410 Author(s): Marcel Mohr, Konstantinos Papagelis, Janina Maultzsch, and Christian Thomsen<br/>We present an in-depth analysis of the electronic and vibrational band structure of uniaxially strained graphene by ab initio calculations. Depending on the direction and amount of strain, the Fermi crossing moves away from the K point. However, graphene remains semimetallic under small strains. The...<br/>[Phys. Rev. B 80, 205410] Published Tue Nov 10, 2009 Marcel Mohr, Konstantinos Papagelis, Janina Maultzsch, and Christian Thomsen 2009-11-10T00:00:00-05:00 Personal use only, all commercial or other reuse prohibited 10.1103/PhysRevB.80.205410 Phys. Rev. B 80, 205410 text/html article Physical Review B 80 20 2009-11-10T00:00:00-05:00 205410 Surface physics, nanoscale physics, low-dimensional systems Surface physics, nanoscale physics, low-dimensional systems