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PROLA » Phys. Rev. B » Volume 64 » Issue 6
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Physical Review B – 1 August 2001
Volume 64, Issue 6

RAPID COMMUNICATIONS

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

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Long-ranged ferroelectric interactions in perovskite superlattices
M. Sepliarsky, S. R. Phillpot, D. Wolf, M. G. Stachiotti, and R. L. Migoni
Published 3 July 2001 (4 pages)
060101(R) [View PDF (56 kB)]
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Composition modulation away from the polar direction in Pb(Sc,Nb)O3 alloys
A. M. George and L. Bellaiche
Published 18 July 2001 (4 pages)
060102(R) [View PDF (257 kB)]
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Electric-field induced polarization paths in Pb(Zr1-xTix)O3 alloys
L. Bellaiche, Alberto García, and David Vanderbilt
Published 19 July 2001 (4 pages)
060103(R) [View PDF (65 kB)]
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Systematics of group-nonsubgroup transitions: Square to triangle transition
D. M. Hatch, T. Lookman, A. Saxena, and H. T. Stokes
Published 19 July 2001 (4 pages)
060104(R) [View PDF (55 kB)]

Magnetism

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Charge dynamics of doped holes in one-dimensional S=1 Haldane-gap system Y2-xCaxBaNiO5
T. Ito, H. Yamaguchi, K. Oka, K. M. Kojima, H. Eisaki, and S. Uchida
Published 28 June 2001 (4 pages)
060401(R) [View PDF (77 kB)]
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History-dependent phenomena in the transverse Ising ferroglass: The free-energy landscape
Ying-Jer Kao, G. S. Grest, K. Levin, J. Brooke, T. F. Rosenbaum, and G. Aeppli
Published 3 July 2001 (4 pages)
060402(R) [View PDF (80 kB)]
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Spin-resolved density of states at the surface of NiMnSb
W. Zhu, B. Sinkovic, E. Vescovo, C. Tanaka, and J. S. Moodera
Published 18 July 2001 (4 pages)
060403(R) [View PDF (413 kB)]
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Origin of dead magnetic Fe overlayers on V(110)
J. Izquierdo, R. Robles, A. Vega, M. Talanana, and C. Demangeat
Published 19 July 2001 (4 pages)
060404(R) [View PDF (84 kB)]
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Two Fermi points in the exact solution of the Kondo problem
A. A. Zvyagin
Published 19 July 2001 (4 pages)
060405(R) [View PDF (66 kB)]
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Short-range magnetic interactions in the spin-ice compound Ho2Ti2O7
A. L. Cornelius and J. S. Gardner
Published 23 July 2001 (3 pages)
060406(R) [View PDF (158 kB)]

Superfluidity and superconductivity

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Local quasiparticle states near a Zn impurity with induced magnetic moment in a high-Tc superconductor
Jian-Xin Zhu and C. S. Ting
Published 18 July 2001 (4 pages)
060501(R) [View PDF (60 kB)]
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Andreev scattering in the asymmetric ladder with preformed bosonic pairs
Karyn Le Hur
Published 23 July 2001 (4 pages)
060502(R) [View PDF (139 kB)]
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Nearly field-independent in-plane vortex solid-to-liquid transition in the c-axis resistivity of oxygen deficient single crystals of YBa2Cu3O7-δ
B. Lundqvist, Ö. Rapp, M. Andersson, and Yu. Eltsev
Published 23 July 2001 (4 pages)
060503(R) [View PDF (105 kB)]
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True superconductivity in a two-dimensional superconducting-insulating system
Nadya Mason and Aharon Kapitulnik
Published 23 July 2001 (4 pages)
060504(R) [View PDF (54 kB)]
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Dependence of the flux-creep activation energy on current density and magnetic field for the MgB2 superconductor
M. J. Qin, X. L. Wang, S. Soltanian, A. H. Li, H. K. Liu, and S. X. Dou
Published 23 July 2001 (4 pages)
060505(R) [View PDF (370 kB)]
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Symmetry and temperature dependence of the order parameter in MgB2 from point contact measurements
A. Kohen and G. Deutscher
Published 24 July 2001 (3 pages)
060506(R) [View PDF (52 kB)]
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Spin waves and large electron-phonon coupling near the metal-insulator transition in hole-doped high-Tc oxides
T. Jarlborg
Published 24 July 2001 (4 pages)
060507(R) [View PDF (229 kB)]

ARTICLES

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

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Time evolution of tetragonal-orthorhombic ferroelastics
S. H. Curnoe and A. E. Jacobs
Published 17 July 2001 (7 pages)
064101 [View PDF (723 kB)]
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Kinetics of nanocavity formation based on F-center aggregation in thermochemically reduced MgO single crystals
V. N. Kuzovkov, A. I. Popov, E. A. Kotomin, M. A. Monge, R. González, and Y. Chen
Published 19 July 2001 (5 pages)
064102 [View PDF (101 kB)]
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Multilevel genetic-algorithm optimization of the thermodynamic analysis of the incommensurate phase in ferroelectric Sn2P2Se6
S. V. Berezovsky, V. Yu. Korda, and V. F. Klepikov
Published 20 July 2001 (7 pages)
064103 [View PDF (84 kB)]
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Raman study of pressure-induced structural change in C6I6 up to 47 GPa
Atsuko Nakayama, Katsutoshi Aoki, and Raquel Pérez Carlón
Published 23 July 2001 (5 pages)
064104 [View PDF (168 kB)]

Inhomogeneous, disordered, and partially ordered systems

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Longitudinal and transverse piezoresistive response of granular metals
C. Grimaldi, P. Ryser, and S. Strässler
Published 12 July 2001 (8 pages)
064201 [View PDF (230 kB)]
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Failure stress of a disordered three-dimensional spring network
J. W. Chung, J. Th. M. De Hosson, and E. van der Giessen
Published 13 July 2001 (8 pages)
064202 [View PDF (369 kB)]
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Solution of a class of one-dimensional reaction-diffusion models in disordered media
M. Mobilia and P.-A. Bares
Published 17 July 2001 (10 pages)
064203 [View PDF (145 kB)]
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Instantaneous resonant modes in high-temperature gallium liquids
Ten-Ming Wu, Shiow-Fon Tsay, S. L. Chang, and Wen-Jong Ma
Published 19 July 2001 (4 pages)
064204 [View PDF (273 kB)]
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Effective dielectric properties of composite materials: The dependence on the particle size distribution
Anna Spanoudaki and Rolf Pelster
Published 20 July 2001 (6 pages)
064205 [View PDF (148 kB)]
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Partial ordering of supercooled liquid ethanol into a rotator-phase crystal as an entropy-driven transition
C. Cabrillo, F. J. Bermejo, M. Jiménez-Ruiz, M. T. Fernández-Díaz, M. A. González, and D. Martín y Marero
Published 23 July 2001 (6 pages)
064206 [View PDF (86 kB)]
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Light scattering spectra of fast relaxation in silica and Ca0.4K0.6(NO3)1.4 glasses
J. Wiedersich, N. V. Surovtsev, V. N. Novikov, E. Rössler, and A. P. Sokolov
Published 24 July 2001 (15 pages)
064207 [View PDF (245 kB)]

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

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Effect of pressure on the Raman anomaly of zinc-blende CuBr and Raman spectra of high-pressure phases
F. J. Manjón, J. Serrano, I. Loa, K. Syassen, C. T. Lin, and M. Cardona
Published 11 July 2001 (9 pages)
064301 [View PDF (126 kB)]
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Experiments with acoustic solitons in crystalline solids
H.-Y. Hao and H. J. Maris
Published 18 July 2001 (7 pages)
064302 [View PDF (136 kB)]
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Suzuki phase in two-dimensional sonic crystals
D. Caballero, J. Sánchez-Dehesa, R. Martínez-Sala, C. Rubio, J. V. Sánchez-Pérez, L. Sanchis, and F. Meseguer
Published 19 July 2001 (5 pages)
064303 [View PDF (679 kB)]

Magnetism

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Spin versus lattice polaron:  Prediction for electron-doped CaMnO3
Yiing-Rei Chen and Philip B. Allen
Published 11 July 2001 (8 pages)
064401 [View PDF (240 kB)]
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Percolation transitions tuned by temperature, magnetic field, and time in a phase-separated manganite
V. Hardy, A. Wahl, and C. Martin
Published 11 July 2001 (6 pages)
064402 [View PDF (106 kB)]
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Frequency pulling effects in the quasi-two-dimensional ferromagnet 54Mn-Mn(COOCH3)2⋅4H2O studied by nuclear orientation techniques
J. Pond, T. Briant, L. Goehring, A. Kotlicki, B. G. Turrell, and C. Itoi
Published 13 July 2001 (11 pages)
064403 [View PDF (217 kB)]
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Specific heat of La1-xSrxMnO3 (x∼0.5): Comparison between three- and two-dimensional metallic states
Y. Moritomo, T. Akimoto, H. Fujishiro, and A. Nakamura
Published 17 July 2001 (4 pages)
064404 [View PDF (66 kB)]
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Light-induced magnetic anisotropy in Co-doped garnet films
A. Stupakiewicz, A. Maziewski, I. Davidenko, and V. Zablotskii
Published 17 July 2001 (9 pages)
064405 [View PDF (397 kB)]
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Theory of magnetoresistance anisotropy in the lamellar underdoped copper oxides
E. V. Gomonaj and V. M. Loktev
Published 18 July 2001 (6 pages)
064406 [View PDF (83 kB)]
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Reduction of the Ni(110) surface spin- and orbital-magnetic moment by a c(2×2)S overlayer
P. Morrall, F. Schedin, L. Hewitt, C. A. Muryn, V. R. Dhanak, and G. Thornton
Published 19 July 2001 (4 pages)
064407 [View PDF (104 kB)]
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Ab initio study of disorder effects on the electronic and magnetic structure of Sr2FeMoO6
T. Saha-Dasgupta and D. D. Sarma
Published 19 July 2001 (6 pages)
064408 [View PDF (238 kB)]
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Quantum coherence in biaxial nanomagnets with a large transverse magnetic field
Gwang-Hee Kim and Mincheol Shin
Published 19 July 2001 (7 pages)
064409 [View PDF (102 kB)]
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Dynamics of large-spin molecules in a time-dependent magnetic field
E. Rastelli and A. Tassi
Published 19 July 2001 (7 pages)
064410 [View PDF (107 kB)]
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Resonant x-ray-scattering study of octahedral tilt ordering in LaMnO3 and Pr1-xCaxMnO3
M. v. Zimmermann, C. S. Nelson, Y.-J. Kim, J. P. Hill, Doon Gibbs, H. Nakao, Y. Wakabayashi, Y. Murakami, Y. Tokura, Y. Tomioka, T. Arima, C.-C. Kao, D. Casa, C. Venkataraman, and Th. Gog
Published 19 July 2001 (9 pages)
064411 [View PDF (370 kB)]
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Density-matrix spectra of solvable fermionic systems
Ming-Chiang Chung and Ingo Peschel
Published 23 July 2001 (7 pages)
064412 [View PDF (110 kB)]
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Magnetism, spin fluctuations, and non-Fermi-liquid behavior in (UxLa1-x)2Zn17
G.-F. von Blanckenhagen, E.-W. Scheidt, T. Schreiner, and G. R. Stewart
Published 23 July 2001 (8 pages)
064413 [View PDF (134 kB)]
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Staggered magnetization, critical behavior, and weak ferromagnetic properties of LaMnO3 by muon spin rotation
M. Cestelli Guidi, G. Allodi, R. De Renzi, G. Guidi, M. Hennion, L. Pinsard, and A. Amato
Published 23 July 2001 (9 pages)
064414 [View PDF (343 kB)]
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Magnetic properties of He+-irradiated Pt/Co/Pt ultrathin films
T. Devolder, J. Ferré, C. Chappert, H. Bernas, J.-P. Jamet, and V. Mathet
Published 23 July 2001 (7 pages)
064415 [View PDF (120 kB)]
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Evolution of solitons in magnetic thin films
C. E. Zaspel, J. H. Mantha, Yu. G. Rapoport, and V. V. Grimalsky
Published 23 July 2001 (5 pages)
064416 [View PDF (58 kB)]
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Magnetic properties of amorphous Ni81.5-xFexB18.5 alloys (x=1,2,3): A further key to understand the magnetism of amorphous Ni81.5B18.5
L. F. Kiss, I. Bakonyi, A. Lovas, M. Baran, and J. Kadlecová
Published 23 July 2001 (7 pages)
064417 [View PDF (102 kB)]
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Spin states of the Co ion in charge-ordered YBaCo2O5
J. Wang, Weiyi Zhang, and D. Y. Xing
Published 23 July 2001 (5 pages)
064418 [View PDF (188 kB)]
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Properties of low-lying states in some high-nuclearity Mn, Fe, and V clusters: Exact studies of Heisenberg models
C. Raghu, Indranil Rudra, Diptiman Sen, and S. Ramasesha
Published 24 July 2001 (9 pages)
064419 [View PDF (247 kB)]
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13C NMR and relaxation studies of the nanomagnet Mn12-acetate
Randall M. Achey, Philip L. Kuhns, Arneil P. Reyes, William G. Moulton, and Naresh S. Dalal
Published 24 July 2001 (7 pages)
064420 [View PDF (321 kB)]
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Charge and magnetic ordering in the electron-doped magnetoresistive materials CaMnO3-δ (δ=0.06,0.11)
C. R. Wiebe, J. E. Greedan, J. S. Gardner, Z. Zeng, and M. Greenblatt
Published 24 July 2001 (7 pages)
064421 [View PDF (143 kB)]
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Microscopic models of two-dimensional magnets with fractionalized excitations
Chetan Nayak and Kirill Shtengel
Published 24 July 2001 (7 pages)
064422 [View PDF (89 kB)]
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Spin-phase interference, coherent superposition, and quantum tunneling at excited levels in nanoantiferromagnets
Rong Lü, Jia-Lin Zhu, Yi Zhou, and Bing-Lin Gu
Published 24 July 2001 (9 pages)
064423 [View PDF (110 kB)]
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Instability of metal-insulator transition against thermal cycling in phase separated Cr-doped manganites
R. Mahendiran, B. Raveau, M. Hervieu, C. Michel, and A. Maignan
Published 24 July 2001 (6 pages)
064424 [View PDF (171 kB)]
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Large magnetoresistance and critical spin fluctuations in GdI2
I. Eremin, P. Thalmeier, P. Fulde, R. K. Kremer, K. Ahn, and A. Simon
Published 24 July 2001 (6 pages)
064425 [View PDF (86 kB)]
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Stability of the Jahn-Teller effect and magnetic study of LaMnO3 under pressure
L. Pinsard-Gaudart, J. Rodríguez-Carvajal, A. Daoud-Aladine, I. Goncharenko, M. Medarde, R. I. Smith, and A. Revcolevschi
Published 24 July 2001 (7 pages)
064426 [View PDF (206 kB)]
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Angular dependence of the tunnel magnetoresistance in transition-metal-based junctions
H. Jaffrès, D. Lacour, F. Nguyen Van Dau, J. Briatico, F. Petroff, and A. Vaurès
Published 24 July 2001 (7 pages)
064427 [View PDF (111 kB)]
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Antiferromagnetism in the high-pressure phases of solid oxygen: Low-energy electronic transitions
Mario Santoro, Federico A. Gorelli, Lorenzo Ulivi, Roberto Bini, and Hans J. Jodl
Published 24 July 2001 (7 pages)
064428 [View PDF (114 kB)]
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Insulator-metal transition induced by interlayer coupling in La0.6Sr0.4MnO3/SrTiO3 superlattices
M. Izumi, Y. Ogimoto, Y. Okimoto, T. Manako, P. Ahmet, K. Nakajima, T. Chikyow, M. Kawasaki, and Y. Tokura
Published 24 July 2001 (6 pages)
064429 [View PDF (388 kB)]

Superfluidity and superconductivity

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Upper critical field for anisotropic superconductivity: A tight-binding approach
Maciej M. Maśka and Marcin Mierzejewski
Published 11 July 2001 (8 pages)
064501 [View PDF (113 kB)]
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Observation of anomalous reentrant superconductivity in Sr1-xKxBiO3
D. C. Kim, J. S. Kim, H. R. Kang, G. T. Kim, A. N. Baranov, Y. W. Park, J. S. Pshirkov, and E. V. Antipov
Published 11 July 2001 (6 pages)
064502 [View PDF (81 kB)]
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Preformed pairs induced pseudogap behavior in high-Tc cuprates
Bin-Quan Luan, Jian-Xin Li, and Chang-De Gong
Published 11 July 2001 (5 pages)
064503 [View PDF (62 kB)]
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Vortex dissipation and level dynamics for layered superconductors with impurities
Ayumi Fujita
Published 12 July 2001 (6 pages)
064504 [View PDF (167 kB)]
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Vortex dynamics in two-dimensional systems at high driving forces
Hans Fangohr, Simon J. Cox, and Peter A. J. de Groot
Published 18 July 2001 (10 pages)
064505 [View PDF (1,377 kB)]
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Electronic structure of CeRhIn5: de Haas–van Alphen and energy band calculations
Donavan Hall, E. C. Palm, T. P. Murphy, S. W. Tozer, C. Petrovic, Eliza Miller-Ricci, Lydia Peabody, Charis Quay Huei Li, U. Alver, R. G. Goodrich, J. L. Sarrao, P. G. Pagliuso, J. M. Wills, and Z. Fisk
Published 19 July 2001 (7 pages)
064506 [View PDF (253 kB)]
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Cavitation pressure in liquid helium
F. Caupin and S. Balibar
Published 19 July 2001 (10 pages)
064507 [View PDF (239 kB)]
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Transport and microwave study of superconducting and magnetic RuSr2EuCu2O8
M. Požek, A. Dulčić, D. Paar, G. V. M. Williams, and S. Krämer
Published 19 July 2001 (7 pages)
064508 [View PDF (86 kB)]
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Microwave spectroscopy of quasiparticle transport in the b̂ direction of YBa2Cu3O6.993
R. Harris, A. Hosseini, Saeid Kamal, P. Dosanjh, Ruixing Liang, W. N. Hardy, and D. A. Bonn
Published 19 July 2001 (8 pages)
064509 [View PDF (109 kB)]
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Quantum-fluctuation-induced repulsive interaction of a quantum string between walls
Yoshihiro Nishiyama
Published 19 July 2001 (7 pages)
064510 [View PDF (97 kB)]
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Electronic mechanism of superconductivity in the cuprates, C60, and polyacenes
Sudip Chakravarty and Steven A. Kivelson
Published 20 July 2001 (9 pages)
064511 [View PDF (209 kB)]
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Staggered currents in the vortex core of cuprate superconductors
Jung Hoon Han, Qiang-Hua Wang, and Dung-Hai Lee
Published 20 July 2001 (4 pages)
064512 [View PDF (600 kB)]
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Thermodynamics of d-wave superconductors in a magnetic field
I. Vekhter, P. J. Hirschfeld, and E. J. Nicol
Published 23 July 2001 (22 pages)
064513 [View PDF (768 kB)]
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Magnetism and crystal-field effects in the R2Rh3Si5 (R=La, Ce, Pr, Nd, Tb, Gd, Dy, Er, Ho, and Tm) system
S. Ramakrishnan, N. G. Patil, Aravind D. Chinchure, and V. R. Marathe
Published 23 July 2001 (11 pages)
064514 [View PDF (449 kB)]
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Unusual magnetic and superconducting characteristics in multilayered high-Tc cuprates: 63Cu NMR study
H. Kotegawa, Y. Tokunaga, K. Ishida, G.-q. Zheng, Y. Kitaoka, H. Kito, A. Iyo, K. Tokiwa, T. Watanabe, and H. Ihara
Published 23 July 2001 (5 pages)
064515 [View PDF (162 kB)]
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Critical temperature oscillations in magnetically coupled superconducting mesoscopic loops
M. Morelle, V. Bruyndoncx, R. Jonckheere, and V. V. Moshchalkov
Published 23 July 2001 (7 pages)
064516 [View PDF (565 kB)]
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Approximate Ginzburg-Landau solution for the regular flux-line lattice: Circular cell method
W. V. Pogosov, K. I. Kugel, A. L. Rakhmanov, and E. H. Brandt
Published 23 July 2001 (8 pages)
064517 [View PDF (105 kB)]
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Effect of nonsuperconducting secondary inclusions on the magnetization relaxation in melt-processed RBa2Cu3O7-δ (R=Nd and Yb) bulk superconductors at high temperatures
Tadashi Mochida, Noriko Chikumoto, and Masato Murakami
Published 24 July 2001 (7 pages)
064518 [View PDF (363 kB)]
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Nonlocality in superconducting microstructures
K. Yu. Arutyunov, J. P. Pekola, A. B. Pavolotski, and D. A. Presnov
Published 24 July 2001 (6 pages)
064519 [View PDF (315 kB)]
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First-order vortex phase transition in Bi2Sr2CaCu2Oy single crystals with different carrier concentrations studied by resistivity measurements
S. Watauchi, H. Ikuta, H. Kobayashi, J. Shimoyama, and K. Kishio
Published 24 July 2001 (7 pages)
064520 [View PDF (104 kB)]
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Superconductivity-induced changes of the phonon resonances in RBa2Cu3O7 (R=Yb, Er, Sm, Nd)
S. Ostertun, J. Kiltz, A. Bock, U. Merkt, and T. Wolf
Published 24 July 2001 (6 pages)
064521 [View PDF (99 kB)]
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π magnetic states of ferromagnet/superconductor superlattices
Yu. N. Proshin, Yu. A. Izyumov, and M. G. Khusainov
Published 24 July 2001 (5 pages)
064522 [View PDF (193 kB)]

COMMENTS

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Comment on “Magnetoelastic model for the relaxation of lanthanide ions in YBa2Cu3O7-δ observed by neutron scattering”
A. T. Boothroyd
Published 17 July 2001 (4 pages)
066501 [View PDF (60 kB)]
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Reply to “Comment on ‘Magnetoelastic model for the relaxation of lanthanide ions in YBa2Cu3O7-δ observed by neutron scattering’ ”
Stephen W. Lovesey and Urs Staub
Published 17 July 2001 (3 pages)
066502 [View PDF (36 kB)]
 
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