Volume 55, Issue 13

1 April 1997

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BRIEF REPORTS

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

Optical second-harmonic-generation study of quartz up to 31 GPa

D. A. Pinnick, S. A. Lee, X. Sun, and H. J. Simon

Phys. Rev. B 55, 8031 (1997) - Published 1 April, 1997

Shock compression of 6H polytype SiC to 160 GPa

T. Sekine and T. Kobayashi

Phys. Rev. B 55, 8034 (1997) - Published 1 April, 1997

Inhomogeneous, disordered, and partially ordered systems

Archie's law from a fractal model for porous rocks

Shashwati Roy and S. Tarafdar

Phys. Rev. B 55, 8038 (1997) - Published 1 April, 1997

Equation of state of liquid metals from sound-velocity measurements

Piyush Kuchhal, Ravindra Kumar, and Narsingh Dass

Phys. Rev. B 55, 8042 (1997) - Published 1 April, 1997

Magnetic states induced by electron-electron interactions in a plane quasiperiodic tiling

A. Jagannathan and H. J. Schulz

Phys. Rev. B 55, 8045 (1997) - Published 1 April, 1997

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

High-frequency propagating modes in vitreous silica at 295 K

C. Masciovecchio, G. Ruocco, F. Sette, P. Benassi, A. Cunsolo, M. Krisch, V. Mazzacurati, A. Mermet, G. Monaco, and R. Verbeni

Phys. Rev. B 55, 8049 (1997) - Published 1 April, 1997

Magnetism

Field dependence of the magnetization for the spin-ladder material ${Cu}_{2}$ ( $C_{5}$ $H_{12}$ $N_{2}$ $)_{2}$ ${Cl}_{4}$

Zheng Weihong, Rajiv R. P. Singh, and J. Oitmaa

Phys. Rev. B 55, 8052 (1997) - Published 1 April, 1997

Band parameters of FeSi single crystals determined by magnetic measurements

E. Arushanov, M. Respaud, J. M. Broto, J. Leotin, S. Askenazy, Ch. Kloc, E. Bucher, and K. Lisunov

Phys. Rev. B 55, 8056 (1997) - Published 1 April, 1997

Magneto-optical effect in the weak ferromagnets ${LaMO}_{3}$ (M= Cr, Mn, and Fe)

I. V. Solovyev

Phys. Rev. B 55, 8060 (1997) - Published 1 April, 1997

Indirect RKKY interaction in any dimensionality

D. N. Aristov

Phys. Rev. B 55, 8064 (1997) - Published 1 April, 1997

Magnetic localization in mixed-valence manganites

M. Viret, L. Ranno, and J. M. D. Coey

Phys. Rev. B 55, 8067 (1997) - Published 1 April, 1997

High-resolution Brillouin light scattering and angle-dependent 9.4-GHz ferromagnetic resonance in MBE-grown Fe/Cr/Fe on GaAs

S. M. Rezende, M. A. Lucena, F. M. de Aguiar, A. Azevedo, C. Chesman, P. Kabos, and C. E. Patton

Phys. Rev. B 55, 8071 (1997) - Published 1 April, 1997

EPR study of fine and hyperfine interactions of ${Gd}^{3 +}$ in ${Bi}_{2 (1 - x)}$ ${Gd}_{2 x}$ ${Se}_{3}$ and ${Pb}_{1 - x}$ ${Gd}_{x}$ Se

Xavier Gratens, Samih Isber, Salam Charar, Claude Fau, Michel Averous, Sushil K. Misra, Zbigniew Golacki, Marhoun Ferhat, and Jean C. Tedenac

Phys. Rev. B 55, 8075 (1997) - Published 1 April, 1997

NMR study of naturally occurring ${}^{13}C$ in the Haldane-gap material Ni( $C_{2}$ $H_{8}$ $N_{2}$ $)_{2}$ ${NO}_{2}$ ${ClO}_{4}$

A. P. Reyes, H. N. Bachman, X. P. Tang, M. W. Meisel, W. P. Halperin, N. Fujiwara, and T. Goto

Phys. Rev. B 55, 8079 (1997) - Published 1 April, 1997

$T_{2}$ relaxation due to two-level field fluctuations

J. Witteveen

Phys. Rev. B 55, 8083 (1997) - Published 1 April, 1997

Line shape of 2p magnetic-x-ray-dichroism spectra in 3d metallic systems

Gerrit van der Laan

Phys. Rev. B 55, 8086 (1997) - Published 1 April, 1997

Superfluidity and superconductivity

Renormalization effects in a dilute Bose gas

Eric Braaten and Agustin Nieto

Phys. Rev. B 55, 8090 (1997) - Published 1 April, 1997

Phase-slip memory effects in dissipation-free superflow

K. Schwab, J. Steinhauer, and Richard Packard

Phys. Rev. B 55, 8094 (1997) - Published 1 April, 1997

Complementary variational theorems for inhomogeneous superconductors

T. C. Choy

Phys. Rev. B 55, 8098 (1997) - Published 1 April, 1997

Two vortices in square-columnar Josephson-junction arrays

D.-X. Chen, J. J. Moreno, and A. Hernando

Phys. Rev. B 55, 8102 (1997) - Published 1 April, 1997

Nonlinear transport in high-temperature superconductors in a percolation model

Michael Ziese

Phys. Rev. B 55, 8106 (1997) - Published 1 April, 1997

Effect of deoxygenation on the vortex dynamics in ${RBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$ high-temperature superconductors

G. K. Perkins, L. F. Cohen, A. A. Zhukov, and A. D. Caplin

Phys. Rev. B 55, 8110 (1997) - Published 1 April, 1997

ARTICLES

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

Comparison of Johnson-Mehl-Avrami-Kologoromov kinetics with a phase-field model for microstructural evolution driven by substructure energy

Herng-Jeng Jou and Mark T. Lusk

Phys. Rev. B 55, 8114 (1997) - Published 1 April, 1997

Effect of pressure on the atomic volume of Ga and Tl up to 68 GPa

Olaf Schulte and Wilfried B. Holzapfel

Phys. Rev. B 55, 8122 (1997) - Published 1 April, 1997

Critical scattering at the order-disorder phase transition of Si(111)- $\sqrt{3}$ × $\sqrt{3}$ R30°-Au surface: A phase transition with particle exchange

Y. Nakajima, C. Voges, T. Nagao, S. Hasegawa, G. Klos, and H. Pfnür

Phys. Rev. B 55, 8129 (1997) - Published 1 April, 1997

Unusual structural modification in the ${Ti}_{68}$ ${Fe}_{26}$ ${Ni}_{1}$ ${Si}_{5}$ squasicrystalline phase

M. A. Shaz, N. P. Lalla, R. K. Mandal, and O. N. Srivastava

Phys. Rev. B 55, 8136 (1997) - Published 1 April, 1997

Formation of metastable iron carbide phases after high-fluence carbon ion implantation into iron at low temperatures

A. Königer, C. Hammerl, M. Zeitler, and B. Rauschenbach

Phys. Rev. B 55, 8143 (1997) - Published 1 April, 1997

Cubic-to-tetragonal structural phase transition in ${Rb}_{1 - x}$ ${Cs}_{x}$ ${CaF}_{3}$ solid solutions: Thermal expansion and EPR studies

F. Lahoz, B. Villacampa, R. Alcalá, C. Marquina, and M. R. Ibarra

Phys. Rev. B 55, 8148 (1997) - Published 1 April, 1997

Dynamics of domain walls in an incommensurate phase near the lock-in transition:One-dimensional crystal model

S. V. Dmitriev, T. Shigenari, A. A. Vasiliev, and K. Abe

Phys. Rev. B 55, 8155 (1997) - Published 1 April, 1997

Dielectric behavior of lead magnesium niobate relaxors

Z.-Y. Cheng, R. S. Katiyar, X. Yao, and Aqiang Guo

Phys. Rev. B 55, 8165 (1997) - Published 1 April, 1997

Inhomogeneous, disordered, and partially ordered systems

Distinguishing quasiperiodic from random order in high-resolution TEM images

Dieter Joseph, Stefan Ritsch, and Conradin Beeli

Phys. Rev. B 55, 8175 (1997) - Published 1 April, 1997

Theoretical study of ordering in Fe-Al alloys based on a density-functional generalized-perturbation method

S. K. Bose, V. Drchal, J. Kudrnovský, O. Jepsen, and O. K. Andersen

Phys. Rev. B 55, 8184 (1997) - Published 1 April, 1997

Infrared response of glassy Ar: $O_{2}$ mixed crystals

Jushan Xie, Mechthild Enderle, Klaus Knorr, and H. J. Jodl

Phys. Rev. B 55, 8194 (1997) - Published 1 April, 1997

Optical properties of liquid nickel and iron

Shankar Krishnan, Koji J. Yugawa, and Paul C. Nordine

Phys. Rev. B 55, 8201 (1997) - Published 1 April, 1997

Polarons in conjugated polymers under high electric fields

M. N. Bussac, J. Dorignac, and L. Zuppiroli

Phys. Rev. B 55, 8207 (1997) - Published 1 April, 1997

Power-law correlated phase in random-field XY models and randomly pinned charge-density waves

Ronald Fisch

Phys. Rev. B 55, 8211 (1997) - Published 1 April, 1997

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

Phonon dispersion and polar-optical scattering in 2H ${PbI}_{2}$

Yia-Chung Chang and R. B. James

Phys. Rev. B 55, 8219 (1997) - Published 1 April, 1997

Dynamics of the Hubbard model: A general approach by the time-dependent variational principle

Arianna Montorsi and Vittorio Penna

Phys. Rev. B 55, 8226 (1997) - Published 1 April, 1997

Photon avalanche and the mean-field approximation

S. Guy, M. F. Joubert, and B. Jacquier

Phys. Rev. B 55, 8240 (1997) - Published 1 April, 1997

Slow dynamics and instability in ${BaZnF}_{4}$ s

R. Almairac, H. N. Bordallo, A. Bulou, J. Nouet, and R. Currat

Phys. Rev. B 55, 8249 (1997) - Published 1 April, 1997

Computer-simulation studies of kinetic gelation

Y. Liu and R. B. Pandey

Phys. Rev. B 55, 8257 (1997) - Published 1 April, 1997

Magnetism

Quadrupolar and magnetic ordering in ${CeB}_{6}$

Gennadi Uimin

Phys. Rev. B 55, 8267 (1997) - Published 1 April, 1997

Effective Hamiltonian in manganites:mStudy of the orbital and spin structures

S. Ishihara, J. Inoue, and S. Maekawa

Phys. Rev. B 55, 8280 (1997) - Published 1 April, 1997

Symmetric-group approach to the studies of spin-1/2 lattices

N. Flocke and J. Karwowski

Phys. Rev. B 55, 8287 (1997) - Published 1 April, 1997

Extended massless phase and the Haldane phase in a spin-1 isotropic antiferromagnetic chain

Chigak Itoi and Masa-Hide Kato

Phys. Rev. B 55, 8295 (1997) - Published 1 April, 1997

Frustrated exchange interactions at the interface of antiferromagnetic films with ferromagnetic substrates: Mn/Fe(100)

D. Spisák and J. Hafner

Phys. Rev. B 55, 8304 (1997) - Published 1 April, 1997

Analysis of the intrinsic magnetic properties of $R_{2}$ ${Fe}_{17}$ single crystals (R=Y,nDy,nHo,nEr)

B. García-Landa, P. A. Algarabel, M. R. Ibarra, F. E. Kayzel, and J. J. M. Franse

Phys. Rev. B 55, 8313 (1997) - Published 1 April, 1997

Coexistence of spin-Peierls and antiferromagnetic Néel states in doped ${CuGeO}_{3}$ : A magnetic-phase-diagram approach

P. Fronzes, M. Poirier, A. Revcolevschi, and G. Dhalenne

Phys. Rev. B 55, 8324 (1997) - Published 1 April, 1997

Magnetic quantum phase transition in MnSi under hydrostatic pressure

C. Pfleiderer, G. J. McMullan, S. R. Julian, and G. G. Lonzarich

Phys. Rev. B 55, 8330 (1997) - Published 1 April, 1997

Competition between the antiferro-quadrupolar and antiferro-exchange interactions in ${Ce}_{x}$ ${La}_{1 - x}$ $B_{6}$

M. Hiroi, M. Sera, N. Kobayashi, and S. Kunii

Phys. Rev. B 55, 8339 (1997) - Published 1 April, 1997

Density of states in chromium alloys

R. S. Fishman and V. S. Viswanath

Phys. Rev. B 55, 8347 (1997) - Published 1 April, 1997

Temperature-dependent spin gap and singlet ground state in ${BaCuSi}_{2}$ $O_{6}$

Y. Sasago, K. Uchinokura, A. Zheludev, and G. Shirane

Phys. Rev. B 55, 8357 (1997) - Published 1 April, 1997

Phase transitions in a frustrated XY model with zig-zag couplings

Mourad Benakli and Enzo Granato

Phys. Rev. B 55, 8361 (1997) - Published 1 April, 1997

Coexistence of localized and (induced) itinerant magnetism and heat-capacity anomaliesin ${Gd}_{1 - x}$ $Y_{x}$ Ni alloys

R. Mallik, P. L. Paulose, E. V. Sampathkumaran, S. Patil, and V. Nagarajan

Phys. Rev. B 55, 8369 (1997) - Published 1 April, 1997

Current-in-plane magnetoresistance: An approach to boundary conditions

V. I. Litvinov, V. K. Dugaev, M. M. H. Willekens, and H. J. M. Swagten

Phys. Rev. B 55, 8374 (1997) - Published 1 April, 1997

Magnetization reversal and coercive force in ultrathin films with perpendicular surface anisotropy: Micromagnetic theory

Xiao Hu

Phys. Rev. B 55, 8382 (1997) - Published 1 April, 1997

Nanostructural considerations in giant magnetoresistive Co-Cu-based symmetric spin valves

Harsh Deep Chopra, B. J. Hockey, P. J. Chen, William F. Egelhoff, Manfred Wuttig, and Susan Z. Hua

Phys. Rev. B 55, 8390 (1997) - Published 1 April, 1997

Role of the demagnetizing field on the EPR of organic radical magnets

Jean-Louis Stanger, Jean-Jacques André, Philippe Turek, Yuko Hosokoshi, Masafumi Tamura, Minoru Kinoshita, Paul Rey, Joan Cirujeda, and Jaume Veciana

Phys. Rev. B 55, 8398 (1997) - Published 1 April, 1997

Second-order quadrupole effects on Hahn echoes in fast-rotating solids at the magic angle

Pascal P. Man

Phys. Rev. B 55, 8406 (1997) - Published 1 April, 1997

Superfluidity and superconductivity

Penetration of ac fields into anisotropic layered superconductors

S. E. Shafranjuk, M. Tachiki, and T. Yamashita

Phys. Rev. B 55, 8425 (1997) - Published 1 April, 1997

Penetration depth measurements as a test for time-reversal breaking states in unconventional superconductors

Gianfranco Preosti and Mario Palumbo

Phys. Rev. B 55, 8430 (1997) - Published 1 April, 1997

Magnetic scattering effects on quantum transport in a normal-metal–superconductor junction

Jian-Xin Zhu and Z. D. Wang

Phys. Rev. B 55, 8437 (1997) - Published 1 April, 1997

Hole pairing and phonon dynamics in generalized two-dimensional t-J Holstein models

T. Sakai, D. Poilblanc, and D. J. Scalapino

Phys. Rev. B 55, 8445 (1997) - Published 1 April, 1997

Metastable voltage states of coupled Josephson junctions

Ya. M. Blanter, Gerd Schön, and A. D. Zaikin

Phys. Rev. B 55, 8452 (1997) - Published 1 April, 1997

Evidence for a proximity-induced energy gap in Nb/InAs/Nb junctions

A. Chrestin, T. Matsuyama, and U. Merkt

Phys. Rev. B 55, 8457 (1997) - Published 1 April, 1997

Long-range interaction of fluctuating vortices with a parallel surface in layered superconductors

R. G. Mints, I. B. Snapiro, and E. H. Brandt

Phys. Rev. B 55, 8466 (1997) - Published 1 April, 1997

Absence of translational ordering in driven vortex lattices

Steven Spencer and Henrik Jeldtoft Jensen

Phys. Rev. B 55, 8473 (1997) - Published 1 April, 1997

Josephson plasma mode in the mixed state of long-junction and layered superconductors

L. N. Bulaevskii, D. Domínguez, M. P. Maley, and A. R. Bishop

Phys. Rev. B 55, 8482 (1997) - Published 1 April, 1997

Comparative dynamics of two-dimensional shorted arrays and continuous stacked Josephson junctions

A. Petraglia, N. F. Pedersen, P. L. Christiansen, and A. V. Ustinov

Phys. Rev. B 55, 8490 (1997) - Published 1 April, 1997

Superconductivity, magnetism, and their coexistencein R( ${Ni}_{1 - x}$ ${Co}_{x}$ $)_{2}$ $B_{2}$ C (R=Lu, Tm, Er, Ho, Dy)

H. Schmidt and H. F. Braun

Phys. Rev. B 55, 8497 (1997) - Published 1 April, 1997

Transport and superconducting properties of ${RNi}_{2}$ $B_{2}$ C (R=Y,nLu) single crystals

K. D. D. Rathnayaka, A. K. Bhatnagar, A. Parasiris, D. G. Naugle, P. C. Canfield, and B. K. Cho

Phys. Rev. B 55, 8506 (1997) - Published 1 April, 1997

Triplanar model for the gap and penetration depth in ${YBa}_{2}$ ${Cu}_{3}$ $O_{7}$ s

C. O'Donovan and J. P. Carbotte

Phys. Rev. B 55, 8520 (1997) - Published 1 April, 1997

Electrical resistance under pressure in textured ${Bi}_{2}$ ${Sr}_{2}$ ${CaCu}_{2}$ $O_{8 + y}$ : Enhancement of the energy gap and thermodynamic fluctuations

Q. Wang, G. A. Saunders, H. J. Liu, M. S. Acres, and D. P. Almond

Phys. Rev. B 55, 8529 (1997) - Published 1 April, 1997

Correlation-corrected energy bands of ${YBa}_{2}$ ${Cu}_{3}$ $O_{7}$ :mA mutually consistent treatment

Dietmar Wechsler and Janos Ladik

Phys. Rev. B 55, 8544 (1997) - Published 1 April, 1997

Analysis of fluctuation conductivity of ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$ t- ${PrBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$ ssuperlattices

A. L. Solovjov, V. M. Dmitriev, H.-U. Habermeier, and I. E. Trofimov

Phys. Rev. B 55, 8551 (1997) - Published 1 April, 1997

High-field paramagnetic effect in large crystals of ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$

A. I. Rykov, S. Tajima, and F. V. Kusmartsev

Phys. Rev. B 55, 8557 (1997) - Published 1 April, 1997

Origin of the fast magnetic relaxation close to $T_{c}$ in ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$

I. Isaac and J. Jung

Phys. Rev. B 55, 8564 (1997) - Published 1 April, 1997

Theory of the longitudinal and Hall conductivities of the cuprate superconductors

Branko P. Stojkovic-acute and David Pines

Phys. Rev. B 55, 8576 (1997) - Published 1 April, 1997

ERRATA

Erratum: Metamagnetic transition and susceptibility maximum in an itinerant-electron system [Phys. Rev. B 47, 11t211 (1993)]

H. Yamada

Phys. Rev. B 55, 8596 (1997) - Published 1 April, 1997