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Physical Review B

Volume 70, Issue 2

1 July 2004
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RAPID COMMUNICATIONS

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

RAPID COMMUNICATION

Charge separation and polymerization of hydrocarbons at an ultrahigh pressure

Martina Mugnai, Gianni Cardini, and Vincenzo Schettino

Phys. Rev. B 70, 020101(R) (2004) - Published 26 July, 2004

Magnetism

RAPID COMMUNICATION

Magnetic phase separation in EuB6 detected by muon spin rotation

M. L. Brooks, T. Lancaster, S. J. Blundell, W. Hayes, F. L. Pratt, and Z. Fisk

Phys. Rev. B 70, 020401(R) (2004) - Published 13 July, 2004

RAPID COMMUNICATION

Coherence scale of the two-dimensional Kondo lattice model

F. F. Assaad

Phys. Rev. B 70, 020402(R) (2004) - Published 15 July, 2004

RAPID COMMUNICATION

Dynamics of an anisotropic spin dimer system in a strong magnetic field

A. K. Kolezhuk, V. N. Glazkov, H. Tanaka, and A. Oosawa

Phys. Rev. B 70, 020403(R) (2004) - Published 16 July, 2004

RAPID COMMUNICATION

Induced spin currents in alkali films

Gerd Bergmann, Funing Song, and Doug Garrett

Phys. Rev. B 70, 020404(R) (2004) - Published 21 July, 2004

RAPID COMMUNICATION

Chiral mixed phase in disordered 3d Heisenberg models

S. Bekhechi and B. W. Southern

Phys. Rev. B 70, 020405(R) (2004) - Published 22 July, 2004

RAPID COMMUNICATION

NMR and local-density-approximation evidence for spiral magnetic order in the chain cuprate LiCu2O2

A. A. Gippius, E. N. Morozova, A. S. Moskvin, A. V. Zalessky, A. A. Bush, M. Baenitz, H. Rosner, and S.-L. Drechsler

Phys. Rev. B 70, 020406(R) (2004) - Published 26 July, 2004

Superfluidity and superconductivity

RAPID COMMUNICATION

Pseudogap, competing order, and the coexistence of staggered flux and d-wave pairing in high-temperature superconductors

Sen Zhou and Ziqiang Wang

Phys. Rev. B 70, 020501(R) (2004) - Published 8 July, 2004

RAPID COMMUNICATION

Kondo effect and Josephson current through a quantum dot between two superconductors

Mahn-Soo Choi, Minchul Lee, Kicheon Kang, and W. Belzig

Phys. Rev. B 70, 020502(R) (2004) - Published 9 July, 2004

RAPID COMMUNICATION

Superconductivity in the geometrically frustrated pyrochlore RbOs2O6

M. Brühwiler, S. M. Kazakov, N. D. Zhigadlo, J. Karpinski, and B. Batlogg

Phys. Rev. B 70, 020503(R) (2004) - Published 15 July, 2004

RAPID COMMUNICATION

Order and disorder in the triangular-lattice t−J−V model at 23 electron density

Weihong Zheng, Jaan Oitmaa, Chris J. Hamer, and Rajiv R. P. Singh

Phys. Rev. B 70, 020504(R) (2004) - Published 15 July, 2004

RAPID COMMUNICATION

Two superconducting phases in CeRh1−xIrxIn5

M. Nicklas, V. A. Sidorov, H. A. Borges, P. G. Pagliuso, J. L. Sarrao, and J. D. Thompson

Phys. Rev. B 70, 020505(R) (2004) - Published 15 July, 2004

RAPID COMMUNICATION

High-field state of the flux-line lattice in the unconventional superconductor CeCoIn5

T. Watanabe, Y. Kasahara, K. Izawa, T. Sakakibara, Y. Matsuda, C. J. van der Beek, T. Hanaguri, H. Shishido, R. Settai, and Y. Onuki

Phys. Rev. B 70, 020506(R) (2004) - Published 21 July, 2004

ARTICLES

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

Sodium ion ordering in NaxCoO2: Electron diffraction study

H. W. Zandbergen, M. Foo, Q. Xu, V. Kumar, and R. J. Cava

Phys. Rev. B 70, 024101 (2004) - Published 2 July, 2004

Origin of second-harmonic generation in the incommensurate phase of K2SeO4

T. A. Aslanyan

Phys. Rev. B 70, 024102 (2004) - Published 7 July, 2004

Thermodynamics from ab initio computations

W. Zhang, J. R. Smith, and X.-G. Wang

Phys. Rev. B 70, 024103 (2004) - Published 9 July, 2004

Quantum paraelectricity versus ferroelectricity: Nonlinear polarizability model

A. Bussmann-Holder and A. R. Bishop

Phys. Rev. B 70, 024104 (2004) - Published 20 July, 2004

X- and Q-band ENDOR study of the Fe+(II) center in chlorinated SrCl2:Fe crystals

D. Ghica, S. V. Nistor, H. Vrielinck, F. Callens, and D. Schoemaker

Phys. Rev. B 70, 024105 (2004) - Published 28 July, 2004

Dynamic dislocation modeling by combining Peierls Nabarro and Galerkin methods

Christophe Denoual

Phys. Rev. B 70, 024106 (2004) - Published 30 July, 2004

Grain-size effects on the ferroelectric behavior of dense nanocrystalline BaTiO3 ceramics

Zhe Zhao, Vincenzo Buscaglia, Massimo Viviani, Maria Teresa Buscaglia, Liliana Mitoseriu, Andrea Testino, Mats Nygren, Mats Johnsson, and Paolo Nanni

Phys. Rev. B 70, 024107 (2004) - Published 30 July, 2004

Inhomogeneous, disordered, and partially ordered systems

ac conductivity of a Coulomb glass from computer simulations

S. A. Basylko, V. A. Onischouk, and A. Rosengren

Phys. Rev. B 70, 024201 (2004) - Published 2 July, 2004

Composition-driven changes in lattice sites occupied by indium solutes in Ni2Al3 phases

Matthew O. Zacate and Gary S. Collins

Phys. Rev. B 70, 024202 (2004) - Published 6 July, 2004

Atomic structure of an Al–Co–Ni decagonal quasicrystalline surface

J. Yuhara, J. Klikovits, M. Schmid, P. Varga, Y. Yokoyama, T. Shishido, and K. Soda

Phys. Rev. B 70, 024203 (2004) - Published 7 July, 2004

Emergence of conduction channels in lithium silicate

Heiko Lammert and Andreas Heuer

Phys. Rev. B 70, 024204 (2004) - Published 9 July, 2004

Mean-field theory of collective transport with phase slips

Karl Saunders, J. M. Schwarz, M. Cristina Marchetti, and A. Alan Middleton

Phys. Rev. B 70, 024205 (2004) - Published 14 July, 2004

First-principles description of phonons in Ni50Pt50 disordered alloys: The role of relaxation

Subhradip Ghosh, J. B. Neaton, Armin H. Antons, Morrel H. Cohen, and P. L. Leath

Phys. Rev. B 70, 024206 (2004) - Published 22 July, 2004

Solution of local-field equations for self-generated glasses

Sangwook Wu, Jörg Schmalian, Gabriel Kotliar, and Peter G. Wolynes

Phys. Rev. B 70, 024207 (2004) - Published 22 July, 2004

Scattering theories of the one-dimensional multilayer

N. J. de Lautour, C. T. Tindle, and S. M. Tan

Phys. Rev. B 70, 024208 (2004) - Published 23 July, 2004

Electronic transport properties in amorphous and crystalline FeZr2 examined via the density of states

M. Dikeakos, Z. Altounian, and M. Fradkin

Phys. Rev. B 70, 024209 (2004) - Published 23 July, 2004

Orbital hybridizations versus the Fermi surface–Brillouin zone interaction in strongly hybridizing Al−Li−Cu 1∕1−1∕1−1∕1 approximant

Hirokazu Sato, Tsunehiro Takeuchi, and Uichiro Mizutani

Phys. Rev. B 70, 024210 (2004) - Published 30 July, 2004

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

Quasi-Mössbauer effect in two dimensions

Dennis D. Dietrich and Lester L. Hirst

Phys. Rev. B 70, 024301 (2004) - Published 19 July, 2004

Nonequilibrium transfer and decoherence in quantum impurity problems

Holger Baur, Andrea Fubini, and Ulrich Weiss

Phys. Rev. B 70, 024302 (2004) - Published 21 July, 2004

Elastic wave propagation through a random array of dislocations

Agnes Maurel, Jean-François Mercier, and Fernando Lund

Phys. Rev. B 70, 024303 (2004) - Published 26 July, 2004

ARTICLES

Disorder effects near a magnetic instability in CePtSi1−xGex (x=0, 0.1)

Ben-Li Young, D. E. MacLaughlin, M. S. Rose, K. Ishida, O. O. Bernal, H. G. Lukefahr, K. Heuser, G. R. Stewart, N. P. Butch, P.-C. Ho, and M. B. Maple

Phys. Rev. B 70, 024401 (2004) - Published 1 July, 2004

ARTICLES

Magnetism

Switching-field distribution in amorphous magnetic bistable microwires

R. Varga, K. L. García, M. Vázquez, A. Zhukov, and P. Vojtanik

Phys. Rev. B 70, 024402 (2004) - Published 2 July, 2004

Effect of pressure on magnetic and transport properties of CaMn1−xRuxO3 (x=0–0.15): Collapse of ferromagnetic phase in CaMn0.9Ru0.1O3

V. Markovich, I. Fita, R. Puzniak, E. Rozenberg, C. Martin, A. Wisniewski, A. Maignan, B. Raveau, Y. Yuzhelevskii, and G. Gorodetsky

Phys. Rev. B 70, 024403 (2004) - Published 7 July, 2004

Theory of phonon-assisted forbidden optical transitions in spin-gap systems

O. Cépas and T. Ziman

Phys. Rev. B 70, 024404 (2004) - Published 9 July, 2004

Instability of planar vortices in the two-dimensional easy-plane Heisenberg model with distance-dependent interactions

Myoung Won Cho and Seunghwan Kim

Phys. Rev. B 70, 024405 (2004) - Published 12 July, 2004

Impurity effects at finite temperature in the two-dimensional S=1∕2 Heisenberg antiferromagnet

Kaj H. Höglund and Anders W. Sandvik

Phys. Rev. B 70, 024406 (2004) - Published 12 July, 2004

Theoretical and experimental study of the magnetic structure of TlCo2Se2

Raquel Lizárraga, Sabina Ronneteg, Rolf Berger, Anders Bergman, Peter Mohn, Olle Eriksson, and Lars Nordström

Phys. Rev. B 70, 024407 (2004) - Published 12 July, 2004

Structural origin of dipole x-ray resonant scattering in the low-temperature phase of Nd0.5Sr0.5MnO3

Javier Herrero-Martín, Joaquín García, Gloria Subías, Javier Blasco, and Maria Concepción Sánchez

Phys. Rev. B 70, 024408 (2004) - Published 12 July, 2004

Mesoscopic phase separation in NaxCoO2 (0.65⩽x⩽0.75)

P. Carretta, M. Mariani, C. B. Azzoni, M. C. Mozzati, I. Bradarić, I. Savić, A. Feher, and J. Šebek

Phys. Rev. B 70, 024409 (2004) - Published 13 July, 2004

Magnetic field melting of the charge-ordered state of La1∕2Ca1∕2MnO3: A local structure perspective

T. A. Tyson, M. Deleon, M. Croft, V. G. Harris, C.-C. Kao, J. Kirkland, and S-W. Cheong

Phys. Rev. B 70, 024410 (2004) - Published 15 July, 2004

Electronic and magnetic properties of bulk and (100) and (111) surfaces of MnPt3: An ab initio study

M. P. J. Punkkinen, L. Vitos, K. Kokko, K. Laaksonen, and I. J. Väyrynen

Phys. Rev. B 70, 024411 (2004) - Published 19 July, 2004

Anisotropic property of magnetic dipole in bulk, surface, and overlayer systems

Tamio Oguchi and Tatsuya Shishidou

Phys. Rev. B 70, 024412 (2004) - Published 21 July, 2004

Stripe order and magnetic transitions in La2−xSrxNiO4

P. G. Freeman, A. T. Boothroyd, D. Prabhakaran, M. Enderle, and C. Niedermayer

Phys. Rev. B 70, 024413 (2004) - Published 21 July, 2004

Complex interplay of 3d and 4f magnetism in La1−xGdxMnO3

J. Hemberger, S. Lobina, H.-A. Krug von Nidda, N. Tristan, V. Yu. Ivanov, A. A. Mukhin, A. M. Balbashov, and A. Loidl

Phys. Rev. B 70, 024414 (2004) - Published 22 July, 2004

Cooperative Jahn-Teller distortion in PrO2

C. H. Gardiner, A. T. Boothroyd, P. Pattison, M. J. McKelvy, G. J. McIntyre, and S. J. S. Lister

Phys. Rev. B 70, 024415 (2004) - Published 27 July, 2004

Field-induced magnetic and structural domain alignment in PrO2

C. H. Gardiner, A. T. Boothroyd, M. J. McKelvy, G. J. McIntyre, and K. Prokeš

Phys. Rev. B 70, 024416 (2004) - Published 27 July, 2004

Domain-wall dynamics driven by adiabatic spin-transfer torques

Z. Li and S. Zhang

Phys. Rev. B 70, 024417 (2004) - Published 27 July, 2004

Dissociation of spin objects in geometrically frustrated CdFe2O4

K. Kamazawa, S. Park, S.-H. Lee, T. J. Sato, and Y. Tsunoda

Phys. Rev. B 70, 024418 (2004) - Published 27 July, 2004

Evidence of two different Mn states in CaCu3Mn4O12 derivatives with colossal magnetoresistance

J. Sánchez-Benítez, C. Prieto, A. de Andrés, J. A. Alonso, M. J. Martínez-Lope, and M. T. Casais

Phys. Rev. B 70, 024419 (2004) - Published 28 July, 2004

Spin dynamics in an ultrathin Fe film in the vicinity of the superparamagnetic/ferromagnetic phase transition

S. J. Steinmuller, M. Tselepi, G. Wastlbauer, V. Strom, D. M. Gillingham, A. Ionescu, and J. A. C. Bland

Phys. Rev. B 70, 024420 (2004) - Published 29 July, 2004

NMR and dc susceptibility studies of NaVGe2O6

B. Pedrini, J. L. Gavilano, D. Rau, H. R. Ott, S. M. Kazakov, J. Karpinski, and S. Wessel

Phys. Rev. B 70, 024421 (2004) - Published 29 July, 2004

Effects of dissipation on disordered quantum spin models

L. F. Cugliandolo, D. R. Grempel, G. Lozano, and H. Lozza

Phys. Rev. B 70, 024422 (2004) - Published 30 July, 2004

Magnetic phase transition and spin-reorientation transition of Cu∕Ni∕Fe∕Cu(001) studied by photoemission electron microscopy

H. W. Zhao, C. Won, Y. Z. Wu, A. Scholl, A. Doran, and Z. Q. Qiu

Phys. Rev. B 70, 024423 (2004) - Published 30 July, 2004

Antiferromagnetic phase transitions in an ordered Pt3Fe(111) film studied by neutron diffraction

V. V. Krishnamurthy, I. Zoto, G. J. Mankey, J. L. Robertson, S. Maat, Eric E. Fullerton, I. Nwagwu, and J. K. Akujieze

Phys. Rev. B 70, 024424 (2004) - Published 30 July, 2004

Magnetization and magnetotransport of LBaCo2O5.5 (L=Gd,Eu) single crystals

Z. X. Zhou, S. McCall, C. S. Alexander, J. E. Crow, P. Schlottmann, S. N. Barilo, S. V. Shiryaev, G. L. Bychkov, and R. P. Guertin

Phys. Rev. B 70, 024425 (2004) - Published 30 July, 2004

Interface structure and magnetism of magnetic tunnel junctions with a Co2MnSi electrode

J. Schmalhorst, S. Kämmerer, M. Sacher, G. Reiss, A. Hütten, and A. Scholl

Phys. Rev. B 70, 024426 (2004) - Published 30 July, 2004

First-principles calculation of the intersublattice exchange interactions and Curie temperatures of the full Heusler alloys Ni2MnX (X=Ga,In,Sn,Sb)

E. Şaşıoğlu, L. M. Sandratskii, and P. Bruno

Phys. Rev. B 70, 024427 (2004) - Published 30 July, 2004

Superfluidity and superconductivity

Flux melting in Bi2Sr2CaCu2O8+δ: Incorporating both electromagnetic and Josephson couplings

Sandeep Tyagi and Yadin Y. Goldschmidt

Phys. Rev. B 70, 024501 (2004) - Published 6 July, 2004

Influence of twin boundaries on the flux-line-lattice structure in YBa2Cu3O7−δ: A small-angle neutron scattering

Ch. Simon, A. Pautrat, G. Poullain, C. Goupil, C. Leblond-Harnois, X. Chaud, and A. Brûlet

Phys. Rev. B 70, 024502 (2004) - Published 12 July, 2004

Superconducting spiral phase in the two-dimensional t−J model

Oleg P. Sushkov and Valeri N. Kotov

Phys. Rev. B 70, 024503 (2004) - Published 12 July, 2004

Carbon-substitution effect on the electronic properties of MgB2 single crystals

T. Masui, S. Lee, and S. Tajima

Phys. Rev. B 70, 024504 (2004) - Published 13 July, 2004

Phase separation in La1.85−1.5xSr0.15+1.5xCu1−xMnxO4

Changjin Zhang, J. S. Kim, B. H. Kim, and Y. W. Park

Phys. Rev. B 70, 024505 (2004) - Published 14 July, 2004

Single-crystal growth and investigation of NaxCoO2 and NaxCoO2·yH2O

D. P. Chen, H. C. Chen, A. Maljuk, A. Kulakov, H. Zhang, P. Lemmens, and C. T. Lin

Phys. Rev. B 70, 024506 (2004) - Published 15 July, 2004

Linear response theory around a localized impurity in the pseudogap regime of an anisotropic superconductor: Precursor pairing versus d-density-wave scenario

N. Andrenacci, G. G. N. Angilella, H. Beck, and R. Pucci

Phys. Rev. B 70, 024507 (2004) - Published 16 July, 2004

Superconducting vortex state in a mesoscopic disk containing a blind hole

G. R. Berdiyorov, M. V. Milošević, B. J. Baelus, and F. M. Peeters

Phys. Rev. B 70, 024508 (2004) - Published 19 July, 2004

Flux-pinning properties of superconducting films with arrays of blind holes

S. Raedts, A. V. Silhanek, M. J. Van Bael, and V. V. Moshchalkov

Phys. Rev. B 70, 024509 (2004) - Published 19 July, 2004

Depairing currents in superconducting films of Nb and amorphous MoGe

A. Yu. Rusanov, M. B. S. Hesselberth, and J. Aarts

Phys. Rev. B 70, 024510 (2004) - Published 21 July, 2004

Vortex fluctuations in high-Tc thin films close to the resistive transition

Örjan Festin, Peter Svedlindh, Fredrik Rönnung, and Dag Winkler

Phys. Rev. B 70, 024511 (2004) - Published 21 July, 2004

Structure and energetics of helium films on alkali substrates

Massimo Boninsegni and Leszek Szybisz

Phys. Rev. B 70, 024512 (2004) - Published 21 July, 2004

Generic incommensurate transition in the two-dimensional boson Hubbard model

Fabien Alet and Erik S. Sørensen

Phys. Rev. B 70, 024513 (2004) - Published 22 July, 2004

Study of the triangular lattice tV model near x=13

O. I. Motrunich and Patrick A. Lee

Phys. Rev. B 70, 024514 (2004) - Published 22 July, 2004

Large thermoelectric effects in unconventional superconductors

T. Löfwander and M. Fogelström

Phys. Rev. B 70, 024515 (2004) - Published 23 July, 2004

Global phase diagram of the high-Tc cuprates

Han-Dong Chen, Sylvain Capponi, Fabien Alet, and Shou-Cheng Zhang

Phys. Rev. B 70, 024516 (2004) - Published 26 July, 2004

Pressure-dependent ground states and fermiology in β−(BDA−TTP)2MCl4(M=Fe,Ga)

E. S. Choi, D. Graf, J. S. Brooks, J. Yamada, H. Akutsu, K. Kikuchi, and M. Tokumoto

Phys. Rev. B 70, 024517 (2004) - Published 26 July, 2004

c-axis tunneling spectra in high-Tc superconductors in the presence of a d-charge-density wave

A. Greco and R. Zeyher

Phys. Rev. B 70, 024518 (2004) - Published 27 July, 2004

π-SQUIDs based on Josephson contacts between high-Tc and low-Tc superconductors

H. J. H. Smilde, Ariando, D. H. A. Blank, H. Hilgenkamp, and H. Rogalla

Phys. Rev. B 70, 024519 (2004) - Published 27 July, 2004

Coherent response of a low-Tc Josephson junction to an ultrafast laser pulse

P. Lucignano, G. Rotoli, E. Santamato, and A. Tagliacozzo

Phys. Rev. B 70, 024520 (2004) - Published 29 July, 2004

Spin magnetization of small metallic grains

M. Schechter

Phys. Rev. B 70, 024521 (2004) - Published 29 July, 2004

Origin of the hump structure in the in-plane optical conductivity of high-TC cuprates based on a SU(2) slave-boson theory

Jae-Hyeon Eom, Sung-Sik Lee, Ki-Seok Kim, and Sung-Ho Suck Salk

Phys. Rev. B 70, 024522 (2004) - Published 29 July, 2004

Localized rotating-modes in capacitively coupled intrinsic Josephson junctions: Systematic study of branching structure and collective dynamical instability

M. Machida and T. Koyama

Phys. Rev. B 70, 024523 (2004) - Published 30 July, 2004

Noise rectification by a superconducting loop with two weak links

Jorge Berger

Phys. Rev. B 70, 024524 (2004) - Published 30 July, 2004

Relaxation in bulk RBa2Cu3O7−δ superconductors

M. Jirsa, T. Nishizaki, N. Kobayashi, M. Muralidhar, and M. Murakami

Phys. Rev. B 70, 024525 (2004) - Published 30 July, 2004

ERRATA

Erratum: Critical current density from magnetization hysteresis data using the critical-state model [Phys. Rev. B 64, 014508 (2001)]

A. A. Tulapurkar

Phys. Rev. B 70, 029901 (2004) - Published 2 July, 2004

Publisher's Note: Transport properties of large-angle grain boundaries containing point defects in YBa2Cu3O7−δ [Phys. Rev. B 69, 212502 (2004)]

V. S. Boyko, R. Ya. Kezerashvili, and A. M. Levine

Phys. Rev. B 70, 029902 (2004) - Published 14 July, 2004

Publisher's Note: Spin-polaron model: Transport properties of EuB6 [Phys. Rev. B 69, 134423 (2004)]

Jayita Chatterjee, Unjong Yu, and B. I. Min

Phys. Rev. B 70, 029903 (2004) - Published 20 July, 2004

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