Volume 55, Issue 22

1 June 1997

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RAPID COMMUNICATIONS

Inhomogeneous, disordered, and partially ordered systems

RAPID COMMUNICATION

Phonon-density fluctuations and fast relaxation in glasses

V. N. Novikov

Phys. Rev. B 55, R14685(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Modification of dielectric properties of porous glass by adsorption of hydrogen

A. Dertinger, M. Schindler, Y. Kondo, and F. Pobell

Phys. Rev. B 55, R14689(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Phase diagram for a modified Harper model

Klaus Drese and Martin Holthaus

Phys. Rev. B 55, R14693(R) (1997) - Published 1 June, 1997

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

RAPID COMMUNICATION

Strain-fluctuation effect on Raman spectra

L. A. Falkovsky, J. M. Bluet, and J. Camassel

Phys. Rev. B 55, R14697(R) (1997) - Published 1 June, 1997

Magnetism

RAPID COMMUNICATION

Ground states of the doped four-leg t-J ladder

Steven R. White and D. J. Scalapino

Phys. Rev. B 55, R14701(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Interchain coupling effects and solitons in ${CuGeO}_{3}$

Jun Zang, Sudip Chakravarty, and A. R. Bishop

Phys. Rev. B 55, R14705(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Spin chains with a periodic array of impurities

Takahiro Fukui and Norio Kawakami

Phys. Rev. B 55, R14709(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Charge ordering in doped manganese oxides: Lattice dynamics and magnetic structure

J. D. Lee and B. I. Min

Phys. Rev. B 55, R14713(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Magnetic hysteresis anomalies in ferritin

Salah A. Makhlouf, F. T. Parker, and A. E. Berkowitz

Phys. Rev. B 55, R14717(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Anomalous Hall effect in thin films of $\Pr_{0.5}$ ${Sr}_{0.5}$ ${MnO}_{3}$

P. Wagner, D. Mazilu, L. Trappeniers, V. V. Moshchalkov, and Y. Bruynseraede

Phys. Rev. B 55, R14721(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Spin-state transition in layered perovskite cobalt oxides: ${La}_{2 - x}$ ${Sr}_{x}$ ${CoO}_{4}$ (0.4⩽x⩽1.0)

Y. Moritomo, K. Higashi, K. Matsuda, and A. Nakamura

Phys. Rev. B 55, R14725(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Magnetic circular dichroism in $L_{3}$ -resonant soft-x-ray inelastic scattering of disordered Fe-Co alloys

L. Braicovich, C. Dallera, G. Ghiringhelli, N. B. Brookes, and J. B. Goedkoop

Phys. Rev. B 55, R14729(R) (1997) - Published 1 June, 1997

Superfluidity and superconductivity

RAPID COMMUNICATION

Microwave response of ${YBa}_{2}$ ${Cu}_{3}$ $O_{6.95}$ crystals: Evidence for a multicomponent order parameter

H. Srikanth, B. A. Willemsen, T. Jacobs, S. Sridhar, A. Erb, E. Walker, and R. Flükiger

Phys. Rev. B 55, R14733(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Vortex melting in polycrystalline ${YBa}_{2}$ ${Cu}_{3}$ $O_{7}$ from ${}^{17}O$ NMR

A. P. Reyes, X. P. Tang, H. N. Bachman, W. P. Halperin, J. A. Martindale, and P. C. Hammel

Phys. Rev. B 55, R14737(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Quantum fluctuations in current-carrying thin films of ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$

S. H. Moffat, R. A. Hughes, and J. S. Preston

Phys. Rev. B 55, R14741(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Crossover between Aslamazov-Larkin and short-wavelength fluctuation regimes in high-temperature-superconductor conductivity experiments

M. R. Cimberle, C. Ferdeghini, E. Giannini, D. Marré, M. Putti, A. Siri, F. Federici, and A. Varlamov

Phys. Rev. B 55, R14745(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Seebeck effect in the mixed state of the 60-K phase of single-crystal ${YBa}_{2}$ ${Cu}_{3}$ $O_{y}$

Y. Sato, I. Terasaki, and S. Tajima

Phys. Rev. B 55, R14749(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Irreversibility and flux-lattice melting in ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$

B. Billon, M. Charalambous, J. Chaussy, R. Koch, and R. Liang

Phys. Rev. B 55, R14753(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Spatially continuous zero-bias conductance peak on (110) ${YBa}_{2}$ ${Cu}_{3}$ $O_{7 - δ}$ surfaces

L. Alff, H. Takashima, S. Kashiwaya, N. Terada, H. Ihara, Y. Tanaka, M. Koyanagi, and K. Kajimura

Phys. Rev. B 55, R14757(R) (1997) - Published 1 June, 1997

RAPID COMMUNICATION

Magnetic order in ${La}_{1.85 - x}$ ${Nd}_{x}$ ${Sr}_{0.15}$ ${CuO}_{4}$ with 0.30⩽x⩽0.60

W. Wagener, H.-H. KlauΒ, M. Hillberg, M. A. C. de Melo, M. Birke, F. J. Litterst, B. Büchner, and H. Micklitz

Phys. Rev. B 55, R14761(R) (1997) - Published 1 June, 1997

ARTICLES

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

Size criterion for amorphization of molecular ionic solids

G. Serghiou, H.-J. Reichmann, and R. Boehler

Phys. Rev. B 55, 14765 (1997) - Published 1 June, 1997

Off-centering of Pb and Sn impurities in GeTe

A. I. Lebedev, I. A. Sluchinskaya, V. N. Demin, and I. H. Munro

Phys. Rev. B 55, 14770 (1997) - Published 1 June, 1997

Optical potential and dispersion law for long-wavelength neutrons

V. K. Ignatovich and Masahiko Utsuro

Phys. Rev. B 55, 14774 (1997) - Published 1 June, 1997

Energies of strained silica rings

D. R. Hamann

Phys. Rev. B 55, 14784 (1997) - Published 1 June, 1997

Neutron-diffraction study of the rare-gas interstitial fullerene ${ArC}_{60}$

G. E. Gadd, S. J. Kennedy, S. Moricca, C. J. Howard, M. M. Elcombe, P. J. Evans, and M. James

Phys. Rev. B 55, 14794 (1997) - Published 1 June, 1997

High-pressure infrared study of solid methane: Phase diagram up to 30 GPa

Roberto Bini and Gabriele Pratesi

Phys. Rev. B 55, 14800 (1997) - Published 1 June, 1997

Conversion of titanium hydride to titanium nitride during mechanical milling

Heng Zhang and Erich H. Kisi

Phys. Rev. B 55, 14810 (1997) - Published 1 June, 1997

Second-order Raman spectroscopic study of lithium hydride and lithium deuteride at high pressure

Allen C. Ho, Roland C. Hanson, and Andrew Chizmeshya

Phys. Rev. B 55, 14818 (1997) - Published 1 June, 1997

Inhomogeneous, disordered, and partially ordered systems

Interstitial positions of tin ions in α-( ${Fe}_{rich}$ Sn $)_{2}$ $O_{3}$ solid solutions prepared by mechanical alloying

J. Z. Jiang, R. Lin, K. Nielsen, S. Mørup, D. G. Rickerby, and R. Clasen

Phys. Rev. B 55, 14830 (1997) - Published 1 June, 1997

Composition dependence of low-frequency excitations in lithium silicophosphate glasses by nuclear magnetic resonance and electrical conductivity

J. Dieckhöfer, O. Kanert, R. Küchler, A. Volmari, and H. Jain

Phys. Rev. B 55, 14836 (1997) - Published 1 June, 1997

Quantum corrections to transport properties of icosahedral Al-Cu-Fe in extended regimes

M. Ahlgren, P. Lindqvist, M. Rodmar, and Ö. Rapp

Phys. Rev. B 55, 14847 (1997) - Published 1 June, 1997

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

Vibrational density of states and homogeneous linewidth in molecular crystals: Many-phonon processes in nitrogen

R. G. Della Valle, G. F. Signorini, and P. Procacci

Phys. Rev. B 55, 14855 (1997) - Published 1 June, 1997

Dynamics of hydrogen, oxygen, and dislocations in yttrium by acoustic spectroscopy

G. Cannelli, R. Cantelli, F. Cordero, and F. Trequattrini

Phys. Rev. B 55, 14865 (1997) - Published 1 June, 1997

Dynamical properties of small polarons

E. V. L. de Mello and J. Ranninger

Phys. Rev. B 55, 14872 (1997) - Published 1 June, 1997

Mobile intersite bipolarons in the discrete Holstein-Hubbard model

A. La Magna and R. Pucci

Phys. Rev. B 55, 14886 (1997) - Published 1 June, 1997

Raman and infrared reflectivity spectra of potassium lithium niobate single crystals

H. R. Xia, H. Yu, H. Yang, K. X. Wang, B. Y. Zhao, J. Q. Wei, J. Y. Wang, and Y. G. Liu

Phys. Rev. B 55, 14892 (1997) - Published 1 June, 1997

Nonlinear dynamics of intermittent-contact mode atomic force microscopy

J. Berg and G. A. D. Briggs

Phys. Rev. B 55, 14899 (1997) - Published 1 June, 1997

Dynamic critical phenomena in channel flow of driven particles in random media

Joe Watson and Daniel S. Fisher

Phys. Rev. B 55, 14909 (1997) - Published 1 June, 1997

Slowing down of medium-energy electrons in solids

Wolfgang S. M. Werner

Phys. Rev. B 55, 14925 (1997) - Published 1 June, 1997

Magnetism

Zero-temperature phase transitions of an antiferromagnetic Ising model of general spin on a triangular lattice

Chen Zeng and Christopher L. Henley

Phys. Rev. B 55, 14935 (1997) - Published 1 June, 1997

Suzuki-Trotter decomposition and renormalization of a transverse-field Ising model in two dimensions

M. Dudzin-acuteski and J. Sznajd

Phys. Rev. B 55, 14948 (1997) - Published 1 June, 1997

Dynamics of the spin- Heisenberg chain at intermediate temperatures

O. A. Starykh, A. W. Sandvik, and R. R. P. Singh

Phys. Rev. B 55, 14953 (1997) - Published 1 June, 1997

Ferromagnetism in an orbitally degenerate Hubbard model

J. Kuei and R. T. Scalettar

Phys. Rev. B 55, 14968 (1997) - Published 1 June, 1997

Finite-temperature study of itinerant ferromagnetism in Fe, Co, and Ni

N. M. Rosengaard and Börje Johansson

Phys. Rev. B 55, 14975 (1997) - Published 1 June, 1997

Structure and magnetic order in undoped lanthanum manganite

Q. Huang, A. Santoro, J. W. Lynn, R. W. Erwin, J. A. Borchers, J. L. Peng, and R. L. Greene

Phys. Rev. B 55, 14987 (1997) - Published 1 June, 1997

${}^{139}{La}$ NMR investigation of spin ordering in ${La}_{0.5}$ ${Ca}_{0.5}$ ${MnO}_{3}$

G. Papavassiliou, M. Fardis, F. Milia, A. Simopoulos, G. Kallias, M. Pissas, D. Niarchos, N. Ioannidis, C. Dimitropoulos, and J. Dolinsek

Phys. Rev. B 55, 15000 (1997) - Published 1 June, 1997

Linear and cubic dynamic susceptibilities of superparamagnetic fine particles

Yuri L. Raikher and Victor I. Stepanov

Phys. Rev. B 55, 15005 (1997) - Published 1 June, 1997

Decay properties of microwave-magnetic-envelope solitons in yttrium iron garnet films

Hua Xia, Pavel Kabos, Carl E. Patton, and Harold E. Ensle

Phys. Rev. B 55, 15018 (1997) - Published 1 June, 1997

Magnetic anisotropy and magnetostriction in tetragonal and cubic Ni

O. Hjortstam, K. Baberschke, J. M. Wills, B. Johansson, and O. Eriksson

Phys. Rev. B 55, 15026 (1997) - Published 1 June, 1997

Magnetic anisotropy of close-packed (111) ultrathin transition-metal films:Role of interlayer packing

J. Dorantes-Dávila, H. Dreyssé, and G. M. Pastor

Phys. Rev. B 55, 15033 (1997) - Published 1 June, 1997

Observations of long-period structures associated with charge ordering in ${Bi}_{0.2}$ ${Ca}_{0.8}$ ${MnO}_{3}$

Y. Murakami, D. Shindo, H. Chiba, M. Kikuchi, and Y. Syono

Phys. Rev. B 55, 15043 (1997) - Published 1 June, 1997

Magnon-magnon interactions in the spin-Peierls compound ${CuGeO}_{3}$

Claudius Gros, Wolfgang Wenzel, Andreas Fledderjohann, P. Lemmens, M. Fischer, G. Güntherodt, M. Weiden, C. Geibel, and F. Steglich

Phys. Rev. B 55, 15048 (1997) - Published 1 June, 1997

Quantum nucleation in a ferromagnetic film placed in a magnetic field at an arbitrary angle

Gwang-Hee Kim

Phys. Rev. B 55, 15053 (1997) - Published 1 June, 1997

${}^{57}{Fe}$ Mössbauer investigations on (Er,Pr $)_{2}$ (Fe,Al $)_{17}$ compounds and their nitrides

K. G. Suresh and K. V. S. Rama Rao

Phys. Rev. B 55, 15060 (1997) - Published 1 June, 1997

Magnetic phase diagram of ${CuGe}_{1 - x}$ ${Si}_{x}$ $O_{3}$

M. Weiden, R. Hauptmann, W. Richter, C. Geibel, P. Hellmann, M. Köppen, F. Steglich, M. Fischer, P. Lemmens, G. Güntherodt, A. Krimmel, and G. Nieva

Phys. Rev. B 55, 15067 (1997) - Published 1 June, 1997

Effects of in-chain and off-chain substitutions on spin fluctuationsin the spin-Peierls compound ${CuGeO}_{3}$

P. Lemmens, M. Fischer, G. Güntherodt, C. Gros, P. G. J. van Dongen, M. Weiden, W. Richter, C. Geibel, and F. Steglich

Phys. Rev. B 55, 15076 (1997) - Published 1 June, 1997

Size and structural dependence of the magnetic properties of rhodium clusters

P. Villaseñor-González, J. Dorantes-Dávila, H. Dreyssé, and G. M. Pastor

Phys. Rev. B 55, 15084 (1997) - Published 1 June, 1997

Magnetization-reversal processes in an ultrathin Co/Au film

J. Ferré, V. Grolier, P. Meyer, S. Lemerle, A. Maziewski, E. Stefanowicz, S. V. Tarasenko, V. V. Tarasenko, M. Kisielewski, and D. Renard

Phys. Rev. B 55, 15092 (1997) - Published 1 June, 1997

Evidence for a strain-induced variation of the magnetic moment in epitaxial Cu/Ni/Cu/Si(100) structures

Jaeyong Lee, G. Lauhoff, M. Tselepi, S. Hope, P. Rosenbusch, J. A. C. Bland, H. A. Dürr, G. van der Laan, J. Ph. Schilléand, and J. A. D. Matthew

Phys. Rev. B 55, 15103 (1997) - Published 1 June, 1997

Dipolar-induced planar anisotropy in ultrathin magnetic films

K. De'Bell, A. B. MacIsaac, I. N. Booth, and J. P. Whitehead

Phys. Rev. B 55, 15108 (1997) - Published 1 June, 1997

Morphology and indirect exchange coupling in Fe/Cr/Fe(110) trilayers

Jörg Schwabenhausen, Tobias Dürkop, and Hans-Joachim Elmers

Phys. Rev. B 55, 15119 (1997) - Published 1 June, 1997

High-pressure oxidation of the tetragonal ${La}_{1.5 - x}$ ${Ba}_{1.5 + x - y}$ ${Ca}_{y}$ ${Cu}_{3}$ $O_{z}$ superconductors

J. M. S. Skakle, E. E. Lachowski, R. I. Smith, and A. R. West

Phys. Rev. B 55, 15228 (1997) - Published 1 June, 1997

Fractional vortices on grain boundaries: The case for broken time-reversal symmetry in high-temperature superconductors

D. B. Bailey, M. Sigrist, and R. B. Laughlin

Phys. Rev. B 55, 15239 (1997) - Published 1 June, 1997

Intralayer and interlayer spin-singlet pairing and energy gap functions with different possible symmetries in high- $T_{c}$ layered superconductors

Sudhanshu S. Jha and A. K. Rajagopal

Phys. Rev. B 55, 15248 (1997) - Published 1 June, 1997

Anisotropic Hall mobility in slightly overdoped ${YBa}_{2}$ ${Cu}_{3}$ $O_{6.92}$ from magnetoresistance and Hall-coefficient measurements

I. Terasaki, Y. Sato, and S. Tajima

Phys. Rev. B 55, 15300 (1997) - Published 1 June, 1997

Magnetoelectric effect in $R_{2}$ ${CuO}_{4}$ (R=Gd, Sm, and Nd)

H. Wiegelmann, I. M. Vitebsky, A. A. Stepanov, A. G. M. Jansen, and P. Wyder

Phys. Rev. B 55, 15304 (1997) - Published 1 June, 1997