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Physical Review B

Volume 74, Issue 10

1 September 2006

Browse Issues:

RAPID COMMUNICATIONS

Inhomogeneous, disordered, and partially ordered systems

RAPID COMMUNICATION

Direct spectroscopic observation of the atomic-scale mechanisms of clustering and homogenization of rare-earth dopant ions in vitreous silica

Sabyasachi Sen, Rafail Rakhmatullin, Ruslan Gubaidullin, and Andreas Pöppl

Phys. Rev. B 74, 100201(R) (2006) - Published 27 September, 2006

Magnetism

RAPID COMMUNICATION

Evidence of a consolute critical point in the phase separation regime of ${La}_{5 ∕ 8 - y} \Pr_{y} {Ca}_{3 ∕ 8} {MnO}_{3}$ $(y \sim 0.4)$ single crystals

G. Garbarino, C. Acha, P. Levy, T. Y. Koo, and S-W. Cheong

Phys. Rev. B 74, 100401(R) (2006) - Published 25 September, 2006

RAPID COMMUNICATION

Experimental evidence for the role of nonuniform modes in the asymmetric magnetization reversal of a $Ni ∕ NiO$ system

D. T. Dekadjevi, A. Suvorova, S. Pogossian, D. Spenato, and J. Ben Youssef

Phys. Rev. B 74, 100402(R) (2006) - Published 25 September, 2006

RAPID COMMUNICATION

Coupling of phonons and electromagnons in ${GdMnO}_{3}$

A. Pimenov, T. Rudolf, F. Mayr, A. Loidl, A. A. Mukhin, and A. M. Balbashov

Phys. Rev. B 74, 100403(R) (2006) - Published 26 September, 2006

RAPID COMMUNICATION

Interaction of magnetostatic excitations with 90° domain walls in micrometer-sized permalloy squares

M. Buess, J. Raabe, K. Perzlmaier, C. H. Back, and C. Quitmann

Phys. Rev. B 74, 100404(R) (2006) - Published 27 September, 2006

Superfluidity and superconductivity

RAPID COMMUNICATION

Momentum densities, Fermi surfaces, and their temperature dependences in ${Sr}_{2} {RuO}_{4}$ studied by Compton scattering

N. Hiraoka, T. Buslaps, V. Honkimäki, T. Nomura, M. Itou, Y. Sakurai, Z. Q. Mao, and Y. Maeno

Phys. Rev. B 74, 100501(R) (2006) - Published 7 September, 2006

RAPID COMMUNICATION

Elimination of two level fluctuators in superconducting quantum bits by an epitaxial tunnel barrier

Seongshik Oh, Katarina Cicak, Jeffrey S. Kline, Mika A. Sillanpää, Kevin D. Osborn, Jed D. Whittaker, Raymond W. Simmonds, and David P. Pappas

Phys. Rev. B 74, 100502(R) (2006) - Published 7 September, 2006

RAPID COMMUNICATION

Cyclic lattice Feshbach resonances

Fei Zhou

Phys. Rev. B 74, 100503(R) (2006) - Published 7 September, 2006

RAPID COMMUNICATION

Fast quantum limited readout of a superconducting qubit using a slow oscillator

Göran Johansson, Lars Tornberg, and C. M. Wilson

Phys. Rev. B 74, 100504(R) (2006) - Published 15 September, 2006

RAPID COMMUNICATION

Raman spectra of neutron-irradiated and Al-doped ${MgB}_{2}$

D. Di Castro, E. Cappelluti, M. Lavagnini, A. Sacchetti, A. Palenzona, M. Putti, and P. Postorino

Phys. Rev. B 74, 100505(R) (2006) - Published 20 September, 2006

RAPID COMMUNICATION

Enhancement of the superconducting critical temperature of ${Sr}_{2} {CuO}_{3 + δ}$ up to $95 K$ by ordering dopant atoms

Q. Q. Liu, H. Yang, X. M. Qin, Y. Yu, L. X. Yang, F. Y. Li, R. C. Yu, C. Q. Jin, and S. Uchida

Phys. Rev. B 74, 100506(R) (2006) - Published 28 September, 2006

RAPID COMMUNICATION

Evidence of spatial inhomogeneity near the onset of magnetically induced insulating state in superconducting thin films

Carlos L. Vicente, Yongguang Qin, and Jongsoo Yoon

Phys. Rev. B 74, 100507(R) (2006) - Published 29 September, 2006

RAPID COMMUNICATION

Doping $n$ -type carriers by La substitution for Ba in the $Y {Ba}_{2} {Cu}_{3} O_{y}$ system

Kouji Segawa and Yoichi Ando

Phys. Rev. B 74, 100508(R) (2006) - Published 29 September, 2006

RAPID COMMUNICATION

Superfluid ${}^{4}{He}$ interferometer operating near $2 K$

Emile Hoskinson, Yuki Sato, and Richard Packard

Phys. Rev. B 74, 100509(R) (2006) - Published 29 September, 2006

ARTICLES

Structure, structural phase transitions, mechanical properties, defects

Raman spectrum of ammonia IV

S. Ninet, F. Datchi, A. M. Saitta, M. Lazzeri, and B. Canny

Phys. Rev. B 74, 104101 (2006) - Published 1 September, 2006

First-principles study of structural and electronic properties of group IV arsenides with 3:4 stoichiometry

Chenghua Hu and Yuan Ping Feng

Phys. Rev. B 74, 104102 (2006) - Published 1 September, 2006

Crystal structure of oligoacenes under high pressure

M. Oehzelt, A. Aichholzer, R. Resel, G. Heimel, E. Venuti, and R. G. Della Valle

Phys. Rev. B 74, 104103 (2006) - Published 5 September, 2006

Phenomenological model of a 90° domain wall in $Ba Ti O_{3}$ -type ferroelectrics

J. Hlinka and P. Márton

Phys. Rev. B 74, 104104 (2006) - Published 7 September, 2006

Large anomalies due to insufficiency of Madelung embedding in ab initio calculations of $4 f − 5 d$ and $4 f − 6 s$ excitations of lanthanides in ionic crystals: The $Ba F_{2} : {Ce}^{3 +}$ crystal

José Luis Pascual, Jöel Schamps, Zoila Barandiarán, and Luis Seijo

Phys. Rev. B 74, 104105 (2006) - Published 11 September, 2006

Infrared and broadband dielectric spectroscopy of PZN-PMN-PSN relaxor ferroelectrics: Origin of two-component relaxation

J. Macutkevic, S. Kamba, J. Banys, A. Brilingas, A. Pashkin, J. Petzelt, K. Bormanis, and A. Sternberg

Phys. Rev. B 74, 104106 (2006) - Published 12 September, 2006

X-ray diffraction study of elemental thulium at pressures up to $86 GPa$

Michael Pravica, Zachary Quine, and Edward Romano

Phys. Rev. B 74, 104107 (2006) - Published 14 September, 2006

Atomic-level simulations of epitaxial recrystallization and amorphous-to-crystalline transition in $4 H − Si C$

F. Gao, Y. Zhang, M. Posselt, and W. J. Weber

Phys. Rev. B 74, 104108 (2006) - Published 14 September, 2006

Diffraction theory of nanotwin superlattices with low symmetry phase

Yu U. Wang

Phys. Rev. B 74, 104109 (2006) - Published 18 September, 2006

Coexistence and competition of local- and long-range polar orders in a ferroelectric relaxor

Guangyong Xu, P. M. Gehring, and G. Shirane

Phys. Rev. B 74, 104110 (2006) - Published 20 September, 2006

Precursors to stress-induced martensitic transformations and associated superelasticity: Molecular dynamics simulations and an analytical theory

Xiangdong Ding, Tetsuro Suzuki, Xiaobing Ren, Jun Sun, and Kazuhiro Otsuka

Phys. Rev. B 74, 104111 (2006) - Published 20 September, 2006

Polarization relaxation in thin-film relaxors compared to that in ferroelectrics

M. Tyunina, J. Levoska, and I. Jaakola

Phys. Rev. B 74, 104112 (2006) - Published 20 September, 2006

Domain structure in ultrathin ferroelectric films: Analysis with a free energy model

Y. Yacoby, Y. Girshberg, E. A. Stern, and R. Clarke

Phys. Rev. B 74, 104113 (2006) - Published 22 September, 2006

Site-specific local structure of Mn in artificial manganese ferrite films

E. Kravtsov, D. Haskel, A. Cady, A. Yang, C. Vittoria, X. Zuo, and V. G. Harris

Phys. Rev. B 74, 104114 (2006) - Published 25 September, 2006

Neutron scattering studies of short-range order, atomic displacements, and effective pair interactions in a null-matrix ${}^{62}{Ni}_{0.52} {Pt}_{0.48}$ crystal

J. A. Rodriguez, S. C. Moss, J. L. Robertson, J. R. D. Copley, D. A. Neumann, and J. Major

Phys. Rev. B 74, 104115 (2006) - Published 28 September, 2006

Ab initio calculation of structural phase transitions in AlN crystal

A. Siegel, K. Parlinski, and U. D. Wdowik

Phys. Rev. B 74, 104116 (2006) - Published 28 September, 2006

From bcc to fcc: Interplay between oscillating long-range and repulsive short-range forces

András Sütő

Phys. Rev. B 74, 104117 (2006) - Published 28 September, 2006

Classical and quantum phase transitions in the Lipkin-Meshkov-Glick model

Octavio Castaños, Ramón López-Peña, Jorge G. Hirsch, and Enrique López-Moreno

Phys. Rev. B 74, 104118 (2006) - Published 28 September, 2006

First-principles electronic structure study of Sc-II

A. Ormeci, K. Koepernik, and H. Rosner

Phys. Rev. B 74, 104119 (2006) - Published 29 September, 2006

Inhomogeneous, disordered, and partially ordered systems

One-dimensional disordered wires with Pöschl-Teller potentials

Alberto Rodríguez and Jose M. Cerveró

Phys. Rev. B 74, 104201 (2006) - Published 5 September, 2006

Chain structure and electronic states of liquid Rb-Se mixtures by ab initio molecular-dynamics simulations

Fuyuki Shimojo and Kozo Hoshino

Phys. Rev. B 74, 104202 (2006) - Published 18 September, 2006

Iron self-diffusion in $Fe Zr ∕ {}^{57}{Fe} Zr$ multilayers measured by neutron reflectometry: Effect of applied compressive stress

Mukul Gupta, Ajay Gupta, Sujoy Chakravarty, Rachana Gupta, and Thomas Gutberlet

Phys. Rev. B 74, 104203 (2006) - Published 21 September, 2006

Evidence for short-range ferromagnetic order in amorphous ${(Gd, Y)}_{x} {Si}_{1 - x}$ alloys

S. Caprara, N. K. Chumakov, S. Gudenko, and V. Tugushev

Phys. Rev. B 74, 104204 (2006) - Published 21 September, 2006

Signature of the electron-electron interaction in the magnetic-field dependence of nonlinear $I − V$ characteristics in mesoscopic conductors

E. Deyo, B. Spivak, and A. Zyuzin

Phys. Rev. B 74, 104205 (2006) - Published 25 September, 2006

Interface mobility and the liquid-glass transition in a one-component system described by an embedded atom method potential

M. I. Mendelev, J. Schmalian, C. Z. Wang, J. R. Morris, and K. M. Ho

Phys. Rev. B 74, 104206 (2006) - Published 29 September, 2006

Glassy behavior of light in random lasers

L. Angelani, C. Conti, G. Ruocco, and F. Zamponi

Phys. Rev. B 74, 104207 (2006) - Published 29 September, 2006

Dynamics, dynamical systems, lattice effects, quantum solids

Self-diffusion of iron in $L 1_{0}$ -ordered FePt thin films

M. Rennhofer, B. Sepiol, M. Sladecek, D. Kmiec, S. Stankov, G. Vogl, M. Kozlowski, R. Kozubski, A. Vantomme, J. Meersschaut, R. Rüffer, and A. Gupta

Phys. Rev. B 74, 104301 (2006) - Published 15 September, 2006

Lattice-dynamical studies of Ti in the hcp- and $ω$ -phase by Raman scattering at high-pressure

H. Olijnyk, S. Nakano, A. P. Jephcoat, and K. Takemura

Phys. Rev. B 74, 104302 (2006) - Published 19 September, 2006

Nitrogen-vacancy center in diamond: Model of the electronic structure and associated dynamics

N. B. Manson, J. P. Harrison, and M. J. Sellars

Phys. Rev. B 74, 104303 (2006) - Published 21 September, 2006

Phonon band structure and thermal transport correlation in a layered diatomic crystal

A. J. H. McGaughey, M. I. Hussein, E. S. Landry, M. Kaviany, and G. M. Hulbert

Phys. Rev. B 74, 104304 (2006) - Published 29 September, 2006

Magnetism

Theory of mutual phase locking of spin-torque nanosized oscillators

A. N. Slavin and V. S. Tiberkevich

Phys. Rev. B 74, 104401 (2006) - Published 5 September, 2006

Low-temperature magnetization dynamics of oxygen-stabilized tetragonal Ni nanoparticles

Aparna Roy, V. Srinivas, J. A. De Toro, and J. P. Goff

Phys. Rev. B 74, 104402 (2006) - Published 5 September, 2006

Boundary energies and the geometry of phase separation in double-exchange magnets

D. I. Golosov and D. Orgad

Phys. Rev. B 74, 104403 (2006) - Published 5 September, 2006

Electric quadrupole contribution to resonant x-ray scattering: Application to multipole ordering phases in ${Ce}_{1 - x} {La}_{x} B_{6}$

Tatsuya Nagao and Jun-ichi Igarashi

Phys. Rev. B 74, 104404 (2006) - Published 5 September, 2006

Properties of the quaternary half-metal-type Heusler alloy ${Co}_{2} {Mn}_{1 - x} {Fe}_{x} Si$

Benjamin Balke, Gerhard H. Fecher, Hem C. Kandpal, Claudia Felser, Keisuke Kobayashi, Eiji Ikenaga, Jung-Jin Kim, and Shigenori Ueda

Phys. Rev. B 74, 104405 (2006) - Published 5 September, 2006

Dynamical and thermal effects in nanoparticle systems driven by a rotating magnetic field

S. I. Denisov, T. V. Lyutyy, P. Hänggi, and K. N. Trohidou

Phys. Rev. B 74, 104406 (2006) - Published 6 September, 2006

Disorder-induced short-range ferromagnetism and cluster spin-glass state in sol-gel derived ${La}_{0.7} {Ca}_{0.3} {Mn}_{1 - x} {Cd}_{x} O_{3} (0 ⩽ x ⩽ 0.2)$

Shilpi Karmakar, S. Taran, B. K. Chaudhuri, H. Sakata, C. P. Sun, C. L. Huang, and H. D. Yang

Phys. Rev. B 74, 104407 (2006) - Published 7 September, 2006

Magnetic anisotropy of ${Co}_{x} {Pt}_{1 - x}$ clusters embedded in a matrix: Influences of the cluster chemical composition and the matrix nature

S. Rohart, C. Raufast, L. Favre, E. Bernstein, E. Bonet, and V. Dupuis

Phys. Rev. B 74, 104408 (2006) - Published 8 September, 2006

Diluted three-dimensional random field Ising model at zero temperature with metastable dynamics

Xavier Illa and Eduard Vives

Phys. Rev. B 74, 104409 (2006) - Published 11 September, 2006

${}^{51}V$ nuclear spin-lattice relaxation in the quasi-one-dimensional conductor $β − {Na}_{0.33} V_{2} O_{5}$

Ichihiro Yamauchi, Masayuki Itoh, Touru Yamauchi, and Yutaka Ueda

Phys. Rev. B 74, 104410 (2006) - Published 13 September, 2006

Local matrix-cluster interactions in a phase separated perovskite

S. R. Giblin, I. Terry, D. Prabhakaran, A. T. Boothroyd, J. Wu, and C. Leighton

Phys. Rev. B 74, 104411 (2006) - Published 19 September, 2006

Pressure dependence of the magnetization of $U {Ru}_{2} {Si}_{2}$

C. Pfleiderer, J. A. Mydosh, and M. Vojta

Phys. Rev. B 74, 104412 (2006) - Published 20 September, 2006

Magnetism of ${Mn}_{2} O_{3}$ nanocrystals dispersed in a silica matrix: Size effects and phase transformations

Sudip Mukherjee, Arun Kumar Pal, S. Bhattacharya, and J. Raittila

Phys. Rev. B 74, 104413 (2006) - Published 21 September, 2006

Dipolar spin echoes in magnetic resonance force microscopy

C. L. Degen, Q. Lin, and B. H. Meier

Phys. Rev. B 74, 104414 (2006) - Published 21 September, 2006

Universal reduction of effective coordination number in the quasi-one-dimensional Ising model

Synge Todo

Phys. Rev. B 74, 104415 (2006) - Published 22 September, 2006

Critical behavior of the three- and ten-state short-range Potts glass: A Monte Carlo study

L. W. Lee, H. G. Katzgraber, and A. P. Young

Phys. Rev. B 74, 104416 (2006) - Published 26 September, 2006

Magnetization reversal of equilateral Fe triangles

A. Westphalen, A. Schumann, A. Remhof, H. Zabel, T. Last, and U. Kunze

Phys. Rev. B 74, 104417 (2006) - Published 27 September, 2006

Effect of hole doping on the magnetic properties of the Mott-Hubbard antiferromagnetic insulator ${Nd}_{1 - x} {TiO}_{3}$

Athena S. Sefat, John E. Greedan, and Lachlan Cranswick

Phys. Rev. B 74, 104418 (2006) - Published 27 September, 2006

Anderson-Mott transition induced by hole doping in ${Nd}_{1 - x} {TiO}_{3}$

Athena S. Sefat, John E. Greedan, Graeme M. Luke, Marek Niéwczas, James D. Garrett, Hanna Dabkowska, and Antoni Dabkowski

Phys. Rev. B 74, 104419 (2006) - Published 27 September, 2006

Multicritical phase diagram of the electronic states in ${Sm}_{1 - x} {Sr}_{x} Mn O_{3}$ $(0.3 < x < 0.6)$ single crystals with controlled carrier density

Y. Tomioka, H. Hiraka, Y. Endoh, and Y. Tokura

Phys. Rev. B 74, 104420 (2006) - Published 27 September, 2006

Influence of surface treatment on the magnetic properties of ${Ga}_{x} {Mn}_{1 - x} As$ thin films

F. Maccherozzi, G. Panaccione, G. Rossi, M. Hochstrasser, M. Sperl, M. Reinwald, G. Woltersdorf, W. Wegscheider, and C. H. Back

Phys. Rev. B 74, 104421 (2006) - Published 28 September, 2006

Magnetic moments of Fe clusters embedded in an Fe-Co alloy

Anders Bergman and Olle Eriksson

Phys. Rev. B 74, 104422 (2006) - Published 28 September, 2006

Structural anomalies at the ferromagnetic transition and precursor effects in the vicinity of the structural phase transition of ${La}_{0.815} {Ba}_{0.185} {MnO}_{3}$

Nicola Rotiroti, Sander van Smaalen, Rafael Tamazyan, and Ya. Mukovskii

Phys. Rev. B 74, 104423 (2006) - Published 29 September, 2006

Transport, magnetic, and structural properties of spinel ${MnTi}_{2} O_{4}$ and the effect of V doping

T. Sonehara, K. Kato, K. Osaka, M. Takata, and T. Katsufuji

Phys. Rev. B 74, 104424 (2006) - Published 29 September, 2006

Investigation of the magnetic properties of $Y_{2} {Ru}_{2} O_{7}$ by ${}^{99}{Ru}$ Mössbauer spectroscopy

R. Kmieć, Ż. Świątkowska, J. Gurgul, M. Rams, A. Zarzycki, and K. Tomala

Phys. Rev. B 74, 104425 (2006) - Published 29 September, 2006

Spherical neutron polarimetry of the magnetic structure in $Ho {Ni}_{2} B_{2} C$ : Interplay between magnetic phases and superconductivity

M. Schneider, O. Zaharko, U. Gasser, A. Kreyssig, P. J. Brown, and P. C. Canfield

Phys. Rev. B 74, 104426 (2006) - Published 29 September, 2006

Superfluidity and superconductivity

Microwave response of thin niobium films under perpendicular static magnetic fields

D. Janjušević, M. S. Grbić, M. Požek, A. Dulčić, D. Paar, B. Nebendahl, and T. Wagner

Phys. Rev. B 74, 104501 (2006) - Published 1 September, 2006

Thermal fluctuations and vortex melting in the ${Nb}_{3} Sn$ superconductor from high resolution specific heat measurements

R. Lortz, F. Lin, N. Musolino, Y. Wang, A. Junod, B. Rosenstein, and N. Toyota

Phys. Rev. B 74, 104502 (2006) - Published 5 September, 2006

Generation of multipartite entangled states in Josephson architectures

Rosanna Migliore, Kazuya Yuasa, Hiromichi Nakazato, and Antonino Messina

Phys. Rev. B 74, 104503 (2006) - Published 5 September, 2006

Transport properties and structural features of the ambient-pressure superconductor $κ^{'} − {(BEDT − TTF)}_{2} Cu [N {(C N)}_{2}] Cl$

V. N. Zverev, A. I. Manakov, S. S. Khasanov, R. P. Shibaeva, N. D. Kushch, A. V. Kazakova, L. I. Buravov, E. B. Yagubskii, and E. Canadell

Phys. Rev. B 74, 104504 (2006) - Published 11 September, 2006

Proximity effect in the presence of Coulomb interaction and magnetic field

P. M. Ostrovsky, Ya. V. Fominov, and M. V. Feigel’man

Phys. Rev. B 74, 104505 (2006) - Published 13 September, 2006

Bond-order-modulated staggered-flux phase of the $t J$ model on a square lattice

Cédric Weber, Didier Poilblanc, Sylvain Capponi, Frédéric Mila, and Cyril Jaudet

Phys. Rev. B 74, 104506 (2006) - Published 14 September, 2006

Methods to determine the Hausdorff dimension of vortex loops in the three-dimensional $X Y$ model

M. Camarda, F. Siringo, R. Pucci, A. Sudbø, and J. Hove

Phys. Rev. B 74, 104507 (2006) - Published 14 September, 2006

Phenomenology of $\hat{a}$ -axis and $\hat{b}$ -axis charge dynamics from microwave spectroscopy of highly ordered $Y {Ba}_{2} {Cu}_{3} O_{6.50}$ and $Y {Ba}_{2} {Cu}_{3} O_{6.993}$

R. Harris, P. J. Turner, Saeid Kamal, A. R. Hosseini, P. Dosanjh, G. K. Mullins, J. S. Bobowski, C. P. Bidinosti, D. M. Broun, Ruixing Liang, W. N. Hardy, and D. A. Bonn

Phys. Rev. B 74, 104508 (2006) - Published 20 September, 2006

Slowing down the Josephson vortex lattice in ${Bi}_{2} {Sr}_{2} Ca {Cu}_{2} O_{8 + δ}$ with pancake vortices

A. E. Koshelev, Yu. I. Latyshev, and M. Konczykowski

Phys. Rev. B 74, 104509 (2006) - Published 25 September, 2006

Many-body wavefunctions for normal liquid ${}^{3}{He}$

Markus Holzmann, Bernard Bernu, and D. M. Ceperley

Phys. Rev. B 74, 104510 (2006) - Published 26 September, 2006

Influence of pointlike disorder on the guiding of vortices and the Hall effect in a washboard planar pinning potential

Valerij A. Shklovskij and Oleksandr V. Dobrovolskiy

Phys. Rev. B 74, 104511 (2006) - Published 27 September, 2006

Critical temperature and specific heat for Cooper pairing on a spherical surface

V. N. Gladilin, J. Tempere, I. F. Silvera, and J. T. Devreese

Phys. Rev. B 74, 104512 (2006) - Published 28 September, 2006

Isotope effect on the optical phonons of ${YBa}_{2} {Cu}_{4} O_{8}$ studied by far-infrared ellipsometry and Raman scattering

A. Trajnerowicz, A. Golnik, C. Bernhard, L. Machtoub, C. Ulrich, J. L. Tallon, and M. Cardona

Phys. Rev. B 74, 104513 (2006) - Published 28 September, 2006

Normal-state transport and vortex dynamics in thin films of two structural polymorphs of superconducting NbN

K. Senapati, N. K. Pandey, Rupali Nagar, and R. C. Budhani

Phys. Rev. B 74, 104514 (2006) - Published 29 September, 2006

ERRATA

Publisher's Note: Pressure-induced enhancement of the critical current density in superconducting $Y {Ba}_{2} {Cu}_{3} O_{x}$ bicrystalline rings [Phys. Rev. B 74, 064517 (2006)]

T. Tomita, J. S. Schilling, L. Chen, B. W. Veal, and H. Claus

Phys. Rev. B 74, 109901 (2006) - Published 13 September, 2006