Volume 63, Issue 22

1 June 2001

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RAPID COMMUNICATIONS

Magnetism

RAPID COMMUNICATION

Using electronic structure changes to map the $H - T$ phase diagram of $α^{'} - {NaV}_{2} O_{5}$

A. B. Sushkov, J. L. Musfeldt, S. A. Crooker, J. Jegoudez, and A. Revcolevschi

Phys. Rev. B 63, 220401(R) (2001) - Published 26 April, 2001

RAPID COMMUNICATION

Coupled cluster treatment of an interpolating triangle-kagomé antiferromagnet

D. J. J. Farnell, R. F. Bishop, and K. A. Gernoth

Phys. Rev. B 63, 220402(R) (2001) - Published 3 May, 2001

RAPID COMMUNICATION

Theory of tunneling magnetoresistance of an epitaxial Fe/MgO/Fe(001) junction

J. Mathon and A. Umerski

Phys. Rev. B 63, 220403(R) (2001) - Published 10 May, 2001

RAPID COMMUNICATION

Magnetic Compton scattering study of the ferromagnetic amorphous alloys ${Fe}_{1 - x} B_{x}$

J. W. Taylor, J. A. Duffy, A. M. Bebb, M. J. Cooper, S. B. Dugdale, J. E. McCarthy, D. N. Timms, D. Greig, and Y. B. Xu

Phys. Rev. B 63, 220404(R) (2001) - Published 18 May, 2001

RAPID COMMUNICATION

Impurity scattering from δ-layers in giant magnetoresistance systems

C. H. Marrows and B. J. Hickey

Phys. Rev. B 63, 220405(R) (2001) - Published 23 May, 2001

RAPID COMMUNICATION

Quantum spin assisted tunneling in half-metallic manganite tunnel junctions

R. Y. Gu, L. Sheng, and C. S. Ting

Phys. Rev. B 63, 220406(R) (2001) - Published 23 May, 2001

RAPID COMMUNICATION

Current-induced switching of magnetic domains to a perpendicular configuration

X. Waintal and P. W. Brouwer

Phys. Rev. B 63, 220407(R) (2001) - Published 24 May, 2001

Superfluidity and superconductivity

RAPID COMMUNICATION

Electronlike Fermi surface and remnant $(π, 0)$ feature in overdoped ${La}_{1.78} {Sr}_{0.22} {CuO}_{4}$

T. Yoshida, X. J. Zhou, M. Nakamura, S. A. Kellar, P. V. Bogdanov, E. D. Lu, A. Lanzara, Z. Hussain, A. Ino, T. Mizokawa, A. Fujimori, H. Eisaki, C. Kim, Z.-X. Shen, T. Kakeshita, and S. Uchida

Phys. Rev. B 63, 220501(R) (2001) - Published 3 May, 2001

RAPID COMMUNICATION

Crystallization of the ordered vortex phase in high-temperature superconductors

D. Giller, B. Ya. Shapiro, I. Shapiro, A. Shaulov, and Y. Yeshurun

Phys. Rev. B 63, 220502(R) (2001) - Published 3 May, 2001

RAPID COMMUNICATION

Magnetoresistivity and $H_{c 2} (T)$ in ${MgB}_{2}$

S. L. Bud’ko, C. Petrovic, G. Lapertot, C. E. Cunningham, P. C. Canfield, M-H. Jung, and A. H. Lacerda

Phys. Rev. B 63, 220503(R) (2001) - Published 11 May, 2001

RAPID COMMUNICATION

Energy gap from tunneling and metallic contacts onto ${MgB}_{2} :$ Possible evidence for a weakened surface layer

Herbert Schmidt, J. F. Zasadzinski, K. E. Gray, and D. G. Hinks

Phys. Rev. B 63, 220504(R) (2001) - Published 18 May, 2001

RAPID COMMUNICATION

Compressibility and electronic structure of ${MgB}_{2}$ up to 8 GPa

T. Vogt, G. Schneider, J. A. Hriljac, G. Yang, and J. S. Abell

Phys. Rev. B 63, 220505(R) (2001) - Published 18 May, 2001

RAPID COMMUNICATION

Isotope effects and possible pairing mechanism in optimally doped cuprate superconductors

Guo-meng Zhao, Vidula Kirtikar, and Donald E. Morris

Phys. Rev. B 63, 220506(R) (2001) - Published 21 May, 2001

RAPID COMMUNICATION

Pressure-induced anomalous magnetism and unconventional superconductivity in ${CeRhIn}_{5} :$ $^{115} In$ -NQR study under pressure

T. Mito, S. Kawasaki, G.-q. Zheng, Y. Kawasaki, K. Ishida, Y. Kitaoka, D. Aoki, Y. Haga, and Y. Onuki

Phys. Rev. B 63, 220507(R) (2001) - Published 23 May, 2001

RAPID COMMUNICATION

Tunneling spectroscopy and magnetization measurements of the superconducting properties of ${MgB}_{2}$

Amos Sharoni, Israel Felner, and Oded Millo

Phys. Rev. B 63, 220508(R) (2001) - Published 24 May, 2001

RAPID COMMUNICATION

Mixed-parity superconductivity in ${Sr}_{2} {RuO}_{4}$

M. Eschrig, J. Ferrer, and M. Fogelström

Phys. Rev. B 63, 220509(R) (2001) - Published 24 May, 2001

ARTICLES

Structure, structural phase transitions, mechanical properties, defects, etc.

Thermal equation of state of tantalum

Ronald E. Cohen and O. Gülseren

Phys. Rev. B 63, 224101 (2001) - Published 4 May, 2001

Dielectric anomalies in epitaxial films of relaxor ferroelectric ${(P b M g}_{1 / 3} {Nb}_{2 / 3} O_{3})_{0.68} {- (P b T i O}_{3})_{0.32}$

M. Tyunina and J. Levoska

Phys. Rev. B 63, 224102 (2001) - Published 4 May, 2001

Monte Carlo simulation of the role of defects as a melting mechanism

L. Gómez, A. Dobry, and H. T. Diep

Phys. Rev. B 63, 224103 (2001) - Published 8 May, 2001

Hyperfine interaction measurements in ${LaCrO}_{3}$ and ${LaFeO}_{3}$ perovskites using perturbed angular correlation spectroscopy

R. Dogra, A. C. Junqueira, R. N. Saxena, A. W. Carbonari, J. Mestnik-Filho, and M. Moralles

Phys. Rev. B 63, 224104 (2001) - Published 10 May, 2001

Pressure-induced softening of shear modes in ZnO

Frédéric Decremps, Jianzhong Zhang, Baosheng Li, and Robert C. Liebermann

Phys. Rev. B 63, 224105 (2001) - Published 11 May, 2001

Structural stability and lattice defects in copper: Ab initio, tight-binding, and embedded-atom calculations

Y. Mishin, M. J. Mehl, D. A. Papaconstantopoulos, A. F. Voter, and J. D. Kress

Phys. Rev. B 63, 224106 (2001) - Published 21 May, 2001

Comparison of structural transformations and superconductivity in compressed sulfur and selenium

Sven P. Rudin, Amy Y. Liu, J. K. Freericks, and Alexander Quandt

Phys. Rev. B 63, 224107 (2001) - Published 21 May, 2001

Elastic constants of quantum solids by path integral simulations

Philipp Schöffel and Martin H. Müser

Phys. Rev. B 63, 224108 (2001) - Published 21 May, 2001

Dynamical effects of the nanometer-sized polarized domains in $Pb ({Zn}_{1 / 3} {Nb}_{2 / 3}) O_{3}$

P. M. Gehring, S.-E. Park, and G. Shirane

Phys. Rev. B 63, 224109 (2001) - Published 22 May, 2001

Monte Carlo study of a compressible pseudospin model for $({CH}_{3} {NH}_{3})_{5} {Bi}_{2} {Cl}_{11}$

B. Kuchta, P. Carpentier, R. Jakubas, W. Zaja̧c, and P. Zieliński

Phys. Rev. B 63, 224110 (2001) - Published 22 May, 2001

Ion peening and stress relaxation induced by low-energy atom bombardment of covalent solids

Monika Koster and Herbert M. Urbassek

Phys. Rev. B 63, 224111 (2001) - Published 22 May, 2001

Identification of open-volume defects in disordered and amorphized Si: A depth-resolved positron annihilation study

G. Amarendra, R. Rajaraman, G. Venugopal Rao, K. G. M. Nair, B. Viswanathan, R. Suzuki, T. Ohdaira, and T. Mikado

Phys. Rev. B 63, 224112 (2001) - Published 23 May, 2001

Phase stability of decomposed Ni-Al alloys under ion irradiation

G. Schmitz, J. C. Ewert, F. Harbsmeier, M. Uhrmacher, and F. Haider

Phys. Rev. B 63, 224113 (2001) - Published 23 May, 2001

Landau free energy for a bcc-hcp reconstructive phase transformation

Mahdi Sanati, A. Saxena, T. Lookman, and R. C. Albers

Phys. Rev. B 63, 224114 (2001) - Published 23 May, 2001

Energy and pressure versus volume: Equations of state motivated by the stabilized jellium model

Alim B. Alchagirov, John P. Perdew, Jonathan C. Boettger, R. C. Albers, and Carlos Fiolhais

Phys. Rev. B 63, 224115 (2001) - Published 24 May, 2001

Molecular dynamic simulation of a homogeneous $bcc \to hcp$ transition

J. R. Morris and K. M. Ho

Phys. Rev. B 63, 224116 (2001) - Published 24 May, 2001

Inhomogeneous, disordered, and partially ordered systems

X-ray-absorption fine structure study on devitrification of ultrafine amorphous Ni-B alloys

Shiqiang Wei, Hiroyuki Oyanagi, Zhongrui Li, Xinyi Zhang, Wenhan Liu, Shilong Yin, and Xiaoguang Wang

Phys. Rev. B 63, 224201 (2001) - Published 4 May, 2001

Dipolar ordering and glassy freezing in methanol-β-hydroquinone-clathrate

H. Woll, M. C. Rheinstädter, F. Kruchten, K. Kiefer, M. Enderle, A. Klöpperpieper, J. Albers, and K. Knorr

Phys. Rev. B 63, 224202 (2001) - Published 14 May, 2001

Light-induced relief gratings and a mechanism of metastable light-induced expansion in chalcogenide glasses

S. H. Messaddeq, V. K. Tikhomirov, Y. Messaddeq, D. Lezal, and M. Siu Li

Phys. Rev. B 63, 224203 (2001) - Published 21 May, 2001

Griffiths effects and quantum critical points in dirty superconductors without spin-rotation invariance: One-dimensional examples

Olexei Motrunich, Kedar Damle, and David A. Huse

Phys. Rev. B 63, 224204 (2001) - Published 22 May, 2001

Intermixing of a system with positive heat of mixing at high strain rates

H. W. Sheng and E. Ma

Phys. Rev. B 63, 224205 (2001) - Published 22 May, 2001

Trifurcated crystallization and inhomogeneity in ${GeSe}_{2}$ glass

T. Nakaoka, Y. Wang, K. Murase, and K. Inoue

Phys. Rev. B 63, 224206 (2001) - Published 23 May, 2001

Role of disorder in incorporation energies of oxygen atoms in amorphous silica

Marek A. Szymanski, Alexander L. Shluger, and A. Marshall Stoneham

Phys. Rev. B 63, 224207 (2001) - Published 24 May, 2001

Dynamics, dynamical systems, lattice effects, quantum solids, etc.

Dispersion of the long-wavelength phonons in Ge, Si, GaAs, quartz, and sapphire

H.-Y. Hao and H. J. Maris

Phys. Rev. B 63, 224301 (2001) - Published 10 May, 2001

Local and average crystal structure and displacements of ${La}^{11} B_{6}$ and ${EuB}_{6}$ as a function of temperature

C. H. Booth, J. L. Sarrao, M. F. Hundley, A. L. Cornelius, G. H. Kwei, A. Bianchi, Z. Fisk, and J. M. Lawrence

Phys. Rev. B 63, 224302 (2001) - Published 18 May, 2001

Topological solitons in spiral polymeric macromolecules: A chain surrounded by immovable neighbors

A. V. Savin and L. I. Manevitch

Phys. Rev. B 63, 224303 (2001) - Published 21 May, 2001

First-principles investigation of the cooperative Jahn-Teller effect for octahedrally coordinated transition-metal ions

C. A. Marianetti, D. Morgan, and G. Ceder

Phys. Rev. B 63, 224304 (2001) - Published 22 May, 2001

Charge kinks as Raman scatterers in quarter-filled ladders

E. Ya. Sherman, C. Ambrosch-Draxl, P. Lemmens, G. Güntherodt, and P. H. M. van Loosdrecht

Phys. Rev. B 63, 224305 (2001) - Published 22 May, 2001

Phonon dispersion curves in an argon single crystal at high pressure by inelastic x-ray scattering

F. Occelli, M. Krisch, P. Loubeyre, F. Sette, R. Le Toullec, C. Masciovecchio, and J.-P. Rueff

Phys. Rev. B 63, 224306 (2001) - Published 23 May, 2001

Magnetism

Ising models of quantum frustration

R. Moessner and S. L. Sondhi

Phys. Rev. B 63, 224401 (2001) - Published 4 May, 2001

Pressure effects on the optical conductivity of Kondo insulators

Sun Zhang

Phys. Rev. B 63, 224402 (2001) - Published 4 May, 2001

Low-temperature specific heat in $\Pr_{0.63} {Ca}_{0.37} {MnO}_{3} :$ Phase separation and metamagnetic transition

V. Hardy, A. Wahl, C. Martin, and Ch. Simon

Phys. Rev. B 63, 224403 (2001) - Published 8 May, 2001

Analyses of intrinsic magnetoelectric properties in spin-valve-type tunnel junctions with high magnetoresistance and low resistance

Xiu-Feng Han, Andrew C. C. Yu, Mikihiko Oogane, Junichirou Murai, Tadaomi Daibou, and Terunobu Miyazaki

Phys. Rev. B 63, 224404 (2001) - Published 9 May, 2001

Nuclear spin relaxation for higher spin

W. Apel and Yu. A. Bychkov

Phys. Rev. B 63, 224405 (2001) - Published 11 May, 2001

Magnon dispersion and thermodynamics in ${CsNiF}_{3}$

J. Karadamoglou, N. Papanicolaou, X. Wang, and X. Zotos

Phys. Rev. B 63, 224406 (2001) - Published 15 May, 2001

Dynamics of frustrated magnetic moments in antiferromagnetically ordered TbNiAl probed by neutron time-of-flight and spin-echo spectroscopy

G. Ehlers, H. Casalta, R. E. Lechner, and H. Maletta

Phys. Rev. B 63, 224407 (2001) - Published 18 May, 2001

Electrical transport properties of bulk ${Ni}_{c} {Fe}_{1 - c}$ alloys and related spin-valve systems

C. Blaas, L. Szunyogh, P. Weinberger, C. Sommers, and P. M. Levy

Phys. Rev. B 63, 224408 (2001) - Published 18 May, 2001

Phase diagram of half-doped manganites

Zhenghuang Shu, Jinming Dong, and D. Y. Xing

Phys. Rev. B 63, 224409 (2001) - Published 18 May, 2001

Charge ordering and magnetoresistance of ${Ca}_{1 - x} {Ce}_{x} {MnO}_{3}$

Z. Zeng, M. Greenblatt, and M. Croft

Phys. Rev. B 63, 224410 (2001) - Published 21 May, 2001

Effects of nonsinusoidal character of atomic modulation on NQR spin-lattice relaxation time of incommensurate phases

Silvina C. Pérez, Clemar Schurrer, and Alberto Wolfenson

Phys. Rev. B 63, 224411 (2001) - Published 21 May, 2001

Spin accumulation and resistance due to a domain wall

E. Šimánek

Phys. Rev. B 63, 224412 (2001) - Published 22 May, 2001

Antiferromagnetic correlation in the half-filled strongly correlated electron models at nonzero temperature: A rigorous result

Guang-Shan Tian

Phys. Rev. B 63, 224413 (2001) - Published 22 May, 2001

Crystal structure and physical properties of ${Eu}_{0.83} {Fe}_{4} {Sb}_{12}$

E. Bauer, St. Berger, A. Galatanu, M. Galli, H. Michor, G. Hilscher, Ch. Paul, B. Ni, M. M. Abd-Elmeguid, V. H. Tran, A. Grytsiv, and P. Rogl

Phys. Rev. B 63, 224414 (2001) - Published 22 May, 2001

Growth and magnetic anisotropy of thin W(110)/Co films on ${Al}_{2} O_{3} (112 ¯ 0)$

R. Sellmann, H. Fritzsche, H. Maletta, V. Leiner, and R. Siebrecht

Phys. Rev. B 63, 224415 (2001) - Published 22 May, 2001

Magnetic ordering and spin-state transition in $R_{0.67} {Sr}_{0.33} {CoO}_{3}$

M. Paraskevopoulos, J. Hemberger, A. Krimmel, and A. Loidl

Phys. Rev. B 63, 224416 (2001) - Published 22 May, 2001

Decoupling of the $S = 1 / 2$ antiferromagnetic zig-zag ladder with anisotropy

V. R. Vieira, N. Guihéry, J. P. Rodriguez, and P. D. Sacramento

Phys. Rev. B 63, 224417 (2001) - Published 22 May, 2001

Magnetic phase separation in ordered alloys

Jordi Marcos, Eduard Vives, and Teresa Castán

Phys. Rev. B 63, 224418 (2001) - Published 23 May, 2001

Spin-dependent thermal and electrical transport in a spin-valve system

Zheng-Chuan Wang, Gang Su, and Song Gao

Phys. Rev. B 63, 224419 (2001) - Published 23 May, 2001

Soft x-ray magnetic circular dichroism study of the ferromagnetic spinel-type Cr chalcogenides

A. Kimura, J. Matsuno, J. Okabayashi, A. Fujimori, T. Shishidou, E. Kulatov, and T. Kanomata

Phys. Rev. B 63, 224420 (2001) - Published 24 May, 2001

Strong correlation between high-temperature electronic and low-temperature magnetic ordering in ${La}_{1 - x} {Ca}_{x} {MnO}_{3}$ continuous phase diagram

Young K. Yoo, Fred Duewer, Tomoteru Fukumura, Haitao Yang, Dong Yi, Sheng Liu, Hauyee Chang, Tetsuya Hasegawa, Masashi Kawasaki, Hideomi Koinuma, and Xiao-Dong Xiang

Phys. Rev. B 63, 224421 (2001) - Published 24 May, 2001

Magnetic relaxation behavior in ${La}_{0.5} {Ca}_{0.5} {MnO}_{3}$ and ${Nd}_{0.5} {Sr}_{0.5} {MnO}_{3}$

J. López, P. N. Lisboa-Filho, W. A. C. Passos, W. A. Ortiz, F. M. Araujo-Moreira, O. F. de Lima, D. Schaniel, and K. Ghosh

Phys. Rev. B 63, 224422 (2001) - Published 24 May, 2001

Strongly reduced gap in the zigzag spin chain with a ferromagnetic interchain coupling

Chigak Itoi and Shaojin Qin

Phys. Rev. B 63, 224423 (2001) - Published 24 May, 2001

Strain-induced local distortions and orbital ordering in ${Nd}_{0.5} {Sr}_{0.5} {MnO}_{3}$ manganite films

Q. Qian, T. A. Tyson, C.-C. Kao, W. Prellier, J. Bai, A. Biswas, and R. L. Greene

Phys. Rev. B 63, 224424 (2001) - Published 24 May, 2001

Oblique triangular antiferromagnetic phase in ${CsCu}_{1 - x} {Co}_{x} {Cl}_{3}$

T. Ono, T. Kato, H. Tanaka, A. Hoser, N. Stüßer, and U. Schotte

Phys. Rev. B 63, 224425 (2001) - Published 24 May, 2001

Superfluidity and superconductivity

Hole motion in an anisotropic antiferromagnet studied using an extended $t - J$ model

Zhan-Hai Dong and Shi-Wei Gu

Phys. Rev. B 63, 224501 (2001) - Published 3 May, 2001

Effects of defect morphology on the properties of the vortex system in ${Bi}_{2} {Sr}_{2} {CaCu}_{2} O_{8 + δ}$ irradiated with heavy ions

N. Kuroda, N. Ishikawa, Y. Chimi, A. Iwase, H. Ikeda, R. Yoshizaki, and T. Kambara

Phys. Rev. B 63, 224502 (2001) - Published 7 May, 2001

Transport properties near the $z = 2$ insulator-superconductor transition

Denis Dalidovich and Philip Phillips

Phys. Rev. B 63, 224503 (2001) - Published 7 May, 2001

Vortex dynamics in the two-fluid model

D. J. Thouless, M. R. Geller, W. F. Vinen, J.-Y. Fortin, and S. W. Rhee

Phys. Rev. B 63, 224504 (2001) - Published 10 May, 2001

Influence of incommensurate dynamic charge-density-wave scattering on the photoemission line shape of superconducting high- $T_{c}$ cuprates

G. Seibold and M. Grilli

Phys. Rev. B 63, 224505 (2001) - Published 14 May, 2001

Influence of the nonuniform superconductivity on the upper critical field in the extended saddle-point model

A. A. Abrikosov and A. I. Buzdin

Phys. Rev. B 63, 224506 (2001) - Published 18 May, 2001

Quasiparticle picture of high-temperature superconductors in the frame of a Fermi liquid with the fermion condensate

M. Ya. Amusia and V. R. Shaginyan

Phys. Rev. B 63, 224507 (2001) - Published 21 May, 2001

Excitations of superfluid $^{4} He$ in porous media: Aerogel and Vycor

O. Plantevin, B. Fåk, H. R. Glyde, N. Mulders, J. Bossy, G. Coddens, and H. Schober

Phys. Rev. B 63, 224508 (2001) - Published 22 May, 2001

Pair-fluctuation-induced pseudogap in the normal phase of the two-dimensional attractive Hubbard model at weak coupling

Daniel Rohe and Walter Metzner

Phys. Rev. B 63, 224509 (2001) - Published 22 May, 2001

Low-temperature specific heat and critical magnetic field of α-uranium single crystals

J. C. Lashley, B. E. Lang, J. Boerio-Goates, B. F. Woodfield, G. M. Schmiedeshoff, E. C. Gay, C. C. McPheeters, D. J. Thoma, W. L. Hults, J. C. Cooley, R. J. Hanrahan, Jr., and J. L. Smith

Phys. Rev. B 63, 224510 (2001) - Published 23 May, 2001