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PROLA » Phys. Rev. B » Volume 70 » Issue 17
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Physical Review B – 1 November 2004
Volume 70, Issue 17

BRIEF REPORTS

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

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Behavior of optical phonons near the diffuse phase transition in relaxor ferroelectric PbMg1∕3Ta2∕3O3
S. Lushnikov, S. Gvasaliya, and R. S. Katiyar
Published 1 November 2004 (4 pages)
172101 [View PDF (106 kB)]
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Nonintrinsic origin of the colossal dielectric constants in CaCu3Ti4O12
P. Lunkenheimer, R. Fichtl, S. G. Ebbinghaus, and A. Loidl
Published 9 November 2004 (4 pages)
172102 [View PDF (317 kB)]
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Antiferroelectric phase transition in Sr9In(PO4)7
S. Yu. Stefanovich, A. A. Belik, M. Azuma, M. Takano, O. V. Baryshnikova, V. A. Morozov, B. I. Lazoryak, O. I. Lebedev, and G. Van Tendeloo
Published 12 November 2004 (4 pages)
172103 [View PDF (423 kB)]
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Quantum transport in a model of granular conductors
Tai-Kai Ng and Ho-Yin Cheung
Published 17 November 2004 (4 pages)
172104 [View PDF (53 kB)]
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Separation of grain growth and glass transition during structural evolution of the bulk Nd60Fe30Al10 alloy
A. Bracchi, K. Samwer, J. Almer, R. Aravinda Narayanan, P. Thiyagarajan, and S. Schneider
Published 17 November 2004 (4 pages)
172105 [View PDF (57 kB)]
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Infrared study of giant dielectric constant in Li- and Ti-doped NiO
Jungho Kim, Youngwoo Lee, M. G. Kim, A. Souchkov, J. S. Lee, H. D. Drew, S.-J. Oh, C. W. Nan, and E. J. Choi
Published 19 November 2004 (4 pages)
172106 [View PDF (354 kB)]
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Size effect on permittivity in ferroelectric polydomain thin films
P. Mokrý, A. K. Tagantsev, and N. Setter
Published 22 November 2004 (4 pages)
172107 [View PDF (78 kB)]
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Evidence of pressure-induced amorphization of tetrahydrofuran clathrate hydrate
Yoshiharu Suzuki
Published 23 November 2004 (4 pages)
172108 [View PDF (64 kB)]

Inhomogeneous, disordered, and partially ordered systems

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Direct observation of substitutional Au atoms in SrTiO3
C. M. Wang, V. Shutthanandan, Y. Zhang, S. Thevuthasan, and G. Duscher
Published 5 November 2004 (4 pages)
172201 [View PDF (1,085 kB)]
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Monitoring the localization-delocalization transition within a one-dimensional model with nonrandom long-range interaction
A. V. Malyshev, V. A. Malyshev, and F. Domínguez-Adame
Published 9 November 2004 (4 pages)
172202 [View PDF (51 kB)]
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Conductivity spectra in fast ion conducting glasses: Mobile ions contributing to transport process
S. Bhattacharya and A. Ghosh
Published 18 November 2004 (4 pages)
172203 [View PDF (46 kB)]
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Direct observation of the near-surface layer in Pb(Mg1∕3Nb2∕3)O3 using neutron diffraction
K. H. Conlon, H. Luo, D. Viehland, J. F. Li, T. Whan, J. H. Fox, C. Stock, and G. Shirane
Published 19 November 2004 (4 pages)
172204 [View PDF (82 kB)]

Magnetism

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Spin-dependent quantum oscillations in magnetic tunnel junctions with Ru quantum wells
T. Nozaki, Y. Jiang, Y. Kaneko, A. Hirohata, N. Tezuka, S. Sugimoto, and K. Inomata
Published 3 November 2004 (4 pages)
172401 [View PDF (64 kB)]
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Combination of dynamical invariant method and radiation-spin interaction to calculate magnetization damping
Jeongwon Ho, F. C. Khanna, and B. C. Choi
Published 4 November 2004 (4 pages)
172402 [View PDF (38 kB)]
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Precessional dynamics of elemental moments in a ferromagnetic alloy
W. E. Bailey, L. Cheng, D. J. Keavney, C.-C. Kao, E. Vescovo, and D. A. Arena
Published 5 November 2004 (4 pages)
172403 [View PDF (158 kB)]
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Spin excitations of nanometric cylindrical dots in vortex and saturated magnetic states
L. Giovannini, F. Montoncello, F. Nizzoli, G. Gubbiotti, G. Carlotti, T. Okuno, T. Shinjo, and M. Grimsditch
Published 11 November 2004 (4 pages)
172404 [View PDF (242 kB)]
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Boltzmann test of Slonczewski’s theory of spin-transfer torque
Jiang Xiao, A. Zangwill, and M. D. Stiles
Published 12 November 2004 (4 pages)
172405 [View PDF (98 kB)]
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Absence of ballistic magnetoresistance in Ni contacts controlled by an electrochemical feedback system
Jonathan J. Mallett, Erik B. Svedberg, Hanania Ettedgui, Thomas P. Moffat, and William F. Egelhoff, Jr.
Published 16 November 2004 (4 pages)
172406 [View PDF (248 kB)]
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Large magnetoresistance in bcc Co∕MgO∕Co and FeCo∕MgO∕FeCo tunnel junctions
X.-G. Zhang and W. H. Butler
Published 17 November 2004 (4 pages)
172407 [View PDF (63 kB)]
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Micromagnetic simulations of vortex-state excitations in soft magnetic nanostructures
F. Boust and N. Vukadinovic
Published 17 November 2004 (4 pages)
172408 [View PDF (630 kB)]
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Angular dependence of magnetization switching for a multidomain dot: Experiment and simulation
O. Fruchart, J.-C. Toussaint, P.-O. Jubert, W. Wernsdorfer, R. Hertel, J. Kirschner, and D. Mailly
Published 17 November 2004 (4 pages)
172409 [View PDF (657 kB)]
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Suppression of the magnetic phase transition in manganites close to the metal-insulator crossover
F. Rivadulla, J. Rivas, and J. B. Goodenough
Published 18 November 2004 (4 pages)
172410 [View PDF (302 kB)]
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Universal and scaled relaxation of interacting magnetic nanoparticles
Xi Chen, S. Sahoo, W. Kleemann, S. Cardoso, and P. P. Freitas
Published 18 November 2004 (4 pages)
172411 [View PDF (64 kB)]
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Spin reorientation in high magnetic fields and the Co-Gd exchange field in GdCo5
M. D. Kuz’min, Y. Skourski, D. Eckert, M. Richter, K.-H. Müller, K. P. Skokov, and I. S. Tereshina
Published 19 November 2004 (4 pages)
172412 [View PDF (51 kB)]
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Pressure dependence of the magnetic anisotropy in the single-molecule magnet Mn4O3Br(OAc)3(dbm)3
Andreas Sieber, Grégory Chaboussant, Roland Bircher, Colette Boskovic, Hans U. Güdel, George Christou, and Hannu Mutka
Published 23 November 2004 (4 pages)
172413 [View PDF (111 kB)]
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Phase transitions, noncollinear magnetism, and magnetoelectric symmetry in gadolinium tetraboride
S. W. Lovesey, J. Fernández Rodríguez, J. A. Blanco, and P. J. Brown
Published 23 November 2004 (4 pages)
172414 [View PDF (56 kB)]
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Phase diagram of the two-leg Kondo ladder
J. C. Xavier, E. Miranda, and E. Dagotto
Published 23 November 2004 (4 pages)
172415 [View PDF (253 kB)]

Superfluidity and superconductivity

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Computation of stripes in cuprates within the LDA+U method
V. I. Anisimov, M. A. Korotin, A. S. Mylnikova, A. V. Kozhevnikov, Dm. M. Korotin, and J. Lorenzana
Published 3 November 2004 (4 pages)
172501 [View PDF (148 kB)]
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Quantum behavior of underdamped Josephson devices
V. Corato, S. Rombetto, C. Granata, E. Esposito, L. Longobardi, M. Russo, R. Russo, B. Ruggiero, and P. Silvestrini
Published 8 November 2004 (4 pages)
172502 [View PDF (58 kB)]
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Electronic and superconducting properties of oxygen-ordered MgB2 compounds of the form Mg2B3Ox
Juan C. Idrobo, Serdar Öğüt, Taner Yildirim, Robert F. Klie, and Nigel D. Browning
Published 11 November 2004 (4 pages)
172503 [View PDF (333 kB)]
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Numerical algorithm for the double-orbital Hubbard model: Hund-coupled pairing symmetry in the doped case
Shiro Sakai, Ryotaro Arita, and Hideo Aoki
Published 16 November 2004 (4 pages)
172504 [View PDF (62 kB)]
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Electronic spectra of extended Zn impurities in d-wave superconductors
Rostam Moradian, James F. Annett, and Balazs L. Györffy
Published 18 November 2004 (4 pages)
172505 [View PDF (289 kB)]
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Vacancy-impurity nanoclusters in solid solutions of 3He-4He
Dimitar I. Pushkarov
Published 18 November 2004 (4 pages)
172506 [View PDF (92 kB)]
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Electronic Raman response in anisotropic metals
Dietrich Einzel and Dirk Manske
Published 18 November 2004 (4 pages)
172507 [View PDF (123 kB)]
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Conductance characteristics between a normal metal and a clean superconductor carrying a supercurrent
Degang Zhang, C. S. Ting, and C.-R. Hu
Published 29 November 2004 (4 pages)
172508 [View PDF (420 kB)]

ARTICLES

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

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Density functional theory investigation of native defects in SiO2: Self-doping and contribution to ionic conductivity
G. Roma and Y. Limoge
Published 4 November 2004 (6 pages)
174101 [View PDF (293 kB)]
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Thermal properties of Al at high pressures and temperatures
Shikai Xiang, Lingcang Cai, Fuqian Jing, and Shunjin Wang
Published 8 November 2004 (6 pages)
174102 [View PDF (79 kB)]
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Construction and thermodynamic functions of an Einstein crystal with nonlocal interactions
Mark T. Lusk
Published 9 November 2004 (5 pages)
174103 [View PDF (349 kB)]
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Coarsening kinetics, thermodynamic properties, and interfacial characteristics of δ′ precipitates in Al-Li alloys taking into account the Gibbs-Thomson effect
C.-S. Tsao, C.-Y. Chen, and J.-Y. Huang
Published 9 November 2004 (9 pages)
174104 [View PDF (212 kB)]
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Generalized-stacking-fault energy and dislocation properties in bcc Fe:  A first-principles study
Jia-An Yan, Chong-Yu Wang, and Shan-Ying Wang
Published 11 November 2004 (5 pages)
174105 [View PDF (79 kB)]
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Mössbauer and resistivity studies of the magnetic and electronic properties of the high-pressure phase of Fe3O4
W. M. Xu, G. Yu. Machavariani, G. Kh. Rozenberg, and M. P. Pasternak
Published 12 November 2004 (6 pages)
174106 [View PDF (113 kB)]
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Elasticity of dense helium
Chang-Sheng Zha, Ho-kwang Mao, and Russell J. Hemley
Published 15 November 2004 (8 pages)
174107 [View PDF (510 kB)]
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Na3O(CN): Ab initio calculations on a multidomain structure
Ute Hantsch, Björn Winkler, Keith Refson, and Victor Milman
Published 16 November 2004 (6 pages)
174108 [View PDF (413 kB)]
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Three-dimensional mapping of diffuse scattering in Pb(Zn1∕3Nb2∕3)O3-xPbTiO3
Guangyong Xu, Z. Zhong, H. Hiraka, and G. Shirane
Published 17 November 2004 (10 pages)
174109 [View PDF (798 kB)]
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Induced nanoscale deformations in polymers using atomic force microscopy
Sergei F. Lyuksyutov, Pavel B. Paramonov, Ruslan A. Sharipov, and Grigori Sigalov
Published 19 November 2004 (8 pages)
174110 [View PDF (541 kB)]
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Properties and microstructure of ultrathin (La,Ca)MnO3 films under different conditions of strain
Z. Q. Yang, R. Hendrikx, J. Aarts, Y. L. Qin, and H. W. Zandbergen
Published 22 November 2004 (6 pages)
174111 [View PDF (929 kB)]
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Molecular dynamics simulation of nanomaterials using an artificial neural net
Mark Benedict and John F. Maguire
Published 23 November 2004 (8 pages)
174112 [View PDF (971 kB)]
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First-principles calculations for development of low elastic modulus Ti alloys
Hideaki Ikehata, Naoyuki Nagasako, Tadahiko Furuta, Atsuo Fukumoto, Kazutoshi Miwa, and Takashi Saito
Published 24 November 2004 (8 pages)
174113 [View PDF (104 kB)]
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Equations of state of RbxC60 (x=3, 4, and 6)
A. A. Sabouri-Dodaran, M. Marangolo, Ch. Bellin, F. Mauri, G. Fiquet, G. Loupias, M. Mezouar, W. Crichton, C. Hérold, F. Rachdi, and S. Rabii
Published 29 November 2004 (9 pages)
174114 [View PDF (780 kB)]
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Diverging synthesis routes and distinct properties of cubic BC2N at high pressure
Zicheng Pan, Hong Sun, and Changfeng Chen
Published 29 November 2004 (5 pages)
174115 [View PDF (109 kB)]

Inhomogeneous, disordered, and partially ordered systems

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Renormalization approach for the two-dimensional Anderson model at the band edge: Scaling of the localization volume
Stefanie Russ
Published 3 November 2004 (5 pages)
174201 [View PDF (64 kB)]
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Charge fluctuations and concentration fluctuations at intermediate-range distances in the disordered network-forming materials SiO2, SiSe2, and GeSe2
Carlo Massobrio, Massimo Celino, and Alfredo Pasquarello
Published 9 November 2004 (6 pages)
174202 [View PDF (69 kB)]
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Prediction of the local structure of liquid and supercooled tantalum
N. Jakse, O. Le Bacq, and A. Pasturel
Published 10 November 2004 (6 pages)
174203 [View PDF (152 kB)]
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Systematic measurement of thermal diffusivity of Pd40Cu40−xNixP20 (x=0,10,40) alloys in liquid, glassy, crystallized, and supercooled liquid states by the laser flash method
Tsuyoshi Nishi, Hiroyuki Shibata, Hiromichi Ohta, Nobuyuki Nishiyama, Akihisa Inoue, and Yoshio Waseda
Published 12 November 2004 (5 pages)
174204 [View PDF (66 kB)]
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Noncontact measurement of crystallization behavior, specific volume, and viscosity of bulk glass-forming Zr-Al-Co-(Cu) alloys
S. Mukherjee, H.-G. Kang, W. L. Johnson, and W.-K. Rhim
Published 29 November 2004 (6 pages)
174205 [View PDF (100 kB)]

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

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Extended x-ray-absorption fine-structure measurements of copper:  Local dynamics, anharmonicity, and thermal expansion
P. Fornasini, S. a Beccara, G. Dalba, R. Grisenti, A. Sanson, M. Vaccari, and F. Rocca
Published 2 November 2004 (12 pages)
174301 [View PDF (128 kB)]
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Lattice dynamics in BaxSr1−xTiO3 single crystals: A Raman study
D. A. Tenne, A. Soukiassian, X. X. Xi, H. Choosuwan, R. Guo, and A. S. Bhalla
Published 3 November 2004 (9 pages)
174302 [View PDF (114 kB)]
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Absorption intensities of multipole-field-induced double transitions involving orthohydrogen pairs in a solid parahydrogen crystal
Adya P. Mishra, Richard D’Souza, and T. K. Balasubramanian
Published 4 November 2004 (7 pages)
174303 [View PDF (78 kB)]
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Entropy of Li intercalation in LixCoO2
Yvan Reynier, Jason Graetz, Tabitha Swan-Wood, Peter Rez, Rachid Yazami, and Brent Fultz
Published 17 November 2004 (7 pages)
174304 [View PDF (154 kB)]
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Biased resistor network model for electromigration failure and related phenomena in metallic lines
C. Pennetta, E. Alfinito, L. Reggiani, F. Fantini, I. DeMunari, and A. Scorzoni
Published 19 November 2004 (15 pages)
174305 [View PDF (362 kB)]
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Polaron relaxation and variable-range-hopping conductivity in the giant-dielectric-constant material CaCu3Ti4O12
Lei Zhang and Zhong-Jia Tang
Published 22 November 2004 (6 pages)
174306 [View PDF (85 kB)]
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Superionic behavior of lithium oxide Li2O: A lattice dynamics and molecular dynamics study
Prabhatasree Goel, N. Choudhury, and S. L. Chaplot
Published 24 November 2004 (8 pages)
174307 [View PDF (133 kB)]
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Negative refraction of phonons and acoustic lensing effect of a crystalline slab
K. Imamura and S. Tamura
Published 30 November 2004 (7 pages)
174308 [View PDF (378 kB)]

Magnetism

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Anomalous scaling behavior of the dynamical spin susceptibility of Ce0.925La0.075Ru2Si2
W. Knafo, S. Raymond, J. Flouquet, B. Fåk, M. A. Adams, P. Haen, F. Lapierre, S. Yates, and P. Lejay
Published 3 November 2004 (8 pages)
174401 [View PDF (108 kB)]
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Nonequilibrium dynamics of spin glasses: Examination of the ghost domain scenario
P. E. Jönsson, R. Mathieu, P. Nordblad, H. Yoshino, H. Aruga Katori, and A. Ito
Published 3 November 2004 (27 pages)
174402 [View PDF (1,257 kB)]
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Time-dependent spin-polarized transport through a resonant tunneling structure with multiterminals
Zhen-Gang Zhu, Gang Su, Qing-Rong Zheng, and Biao Jin
Published 3 November 2004 (15 pages)
174403 [View PDF (900 kB)]
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Hysteresis of finite arrays of magnetic nanodots
M. Amin Kayali and Wayne M. Saslow
Published 4 November 2004 (6 pages)
174404 [View PDF (97 kB)]
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Control of the ferroelectric properties of DyMn2O5 by magnetic fields
D. Higashiyama, S. Miyasaka, N. Kida, T. Arima, and Y. Tokura
Published 4 November 2004 (7 pages)
174405 [View PDF (580 kB)]
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Surface and magnetic interaction effects in Mn3O4 nanoparticles
E. Winkler, R. D. Zysler, and D. Fiorani
Published 5 November 2004 (5 pages)
174406 [View PDF (99 kB)]
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Néel-dimer transition in an antiferromagnetic Heisenberg model and deconfinement of spinons at the critical point
Daisuke Yoshioka, Gaku Arakawa, Ikuo Ichinose, and Tetsuo Matsui
Published 8 November 2004 (4 pages)
174407 [View PDF (66 kB)]
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Effect of H insertion on the magnetic, electronic, and structural properties of CeCoSi
B. Chevalier and S. F. Matar
Published 9 November 2004 (9 pages)
174408 [View PDF (234 kB)]
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Semiclassical dynamics of domain walls in the one-dimensional Ising ferromagnet in a transverse field
B. A. Ivanov and H.-J. Mikeska
Published 10 November 2004 (14 pages)
174409 [View PDF (206 kB)]
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Spin dynamics at very high spin polarization
Jamie D. Walls, Frederick K. H. Phoa, and Yung-Ya Lin
Published 10 November 2004 (8 pages)
174410 [View PDF (177 kB)]
•
Nonlinear dynamics of vortexlike domain walls in magnetic films with in-plane anisotropy in a pulsed magnetic field
B. N. Filippov, L. G. Korzunin, and F. A. Kassan-Ogly
Published 11 November 2004 (12 pages)
174411 [View PDF (196 kB)]
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Impact of a small number of nonmagnetic impurities on H-T magnetic phase diagram of CuFeO2
Noriki Terada, Setsuo Mitsuda, Karel Prokes, Osamu Suzuki, Hideaki Kitazawa, and H. Aruga Katori
Published 11 November 2004 (7 pages)
174412 [View PDF (207 kB)]
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Magnetic properties and magnetostructural phase transitions in Ni2+xMn1−xGa shape memory alloys
V. V. Khovailo, V. Novosad, T. Takagi, D. A. Filippov, R. Z. Levitin, and A. N. Vasil’ev
Published 11 November 2004 (6 pages)
174413 [View PDF (188 kB)]
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Ground state and low-lying excitations in a Heisenberg spin-glass model in three dimensions
F. Matsubara, T. Shirakura, S. Takahashi, and Y. Baba
Published 11 November 2004 (7 pages)
174414 [View PDF (116 kB)]
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Magnetic ground state and Fermi surface of bcc Eu
J. Kuneš and R. Laskowski
Published 12 November 2004 (6 pages)
174415 [View PDF (304 kB)]
•
Collective electromagnetic relaxation in crystals of molecular magnets
Collin L. Joseph, Carlos Calero, and Eugene M. Chudnovsky
Published 12 November 2004 (7 pages)
174416 [View PDF (89 kB)]
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Random magnetism in the frustrated triangular spin ladder KCu5V3O13
K.-Y. Choi, P. Lemmens, J. Pommer, A. Ionescu, G. Güntherodt, S. Hiroya, H. Sakurai, K. Yoshimura, A. Matsuo, and K. Kindo
Published 12 November 2004 (6 pages)
174417 [View PDF (276 kB)]
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Magnetic structure and transport properties of noncollinear LaMn2X2 (X=Ge,Si) systems
S. Di Napoli, A. M. Llois, G. Bihlmayer, S. Blügel, M. Alouani, and H. Dreyssé
Published 15 November 2004 (10 pages)
174418 [View PDF (1,070 kB)]
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Magnetic, thermodynamic, and transport characterization of Na0.75CoO2 single crystals
B. C. Sales, R. Jin, K. A. Affholter, P. Khalifah, G. M. Veith, and D. Mandrus
Published 15 November 2004 (9 pages)
174419 [View PDF (141 kB)]
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Magnetic characterization of the frustrated three-leg ladder compound [(CuCl2tachH)3Cl]Cl2
Jürgen Schnack, Hiroyuki Nojiri, Paul Kögerler, Geoffrey J. T. Cooper, and Leroy Cronin
Published 15 November 2004 (5 pages)
174420 [View PDF (185 kB)]
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Possible acoustical probe for the metamagnetic transition
A. Kwang-Hua Chu
Published 15 November 2004 (6 pages)
174421 [View PDF (87 kB)]
•
Phase transitions of the mean-field Potts glass model in a field
Terufumi Yokota
Published 15 November 2004 (14 pages)
174422 [View PDF (138 kB)]
•
Magnetic structure of free iron clusters compared to iron crystal surfaces
O. Šipr, M. Košuth, and H. Ebert
Published 15 November 2004 (13 pages)
174423 [View PDF (1,509 kB)]
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Circuit model for domain walls in ferromagnetic nanowires:  Application to conductance and spin transfer torques
Peter E. Falloon, Rodolfo A. Jalabert, Dietmar Weinmann, and Robert L. Stamps
Published 15 November 2004 (9 pages)
174424 [View PDF (164 kB)]
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Phase diagrams of a classical two-dimensional Heisenberg antiferromagnet with single-ion anisotropy
R. Leidl and W. Selke
Published 16 November 2004 (8 pages)
174425 [View PDF (140 kB)]
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Theory of paramagnetic scattering in highly frustrated magnets with long-range dipole-dipole interactions: The case of the Tb2Ti2O7 pyrochlore antiferromagnet
Matthew Enjalran and Michel J. P. Gingras
Published 16 November 2004 (17 pages)
174426 [View PDF (567 kB)]
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Field-induced gap in ordered Heisenberg antiferromagnets
J.-B. Fouet, O. Tchernyshyov, and F. Mila
Published 16 November 2004 (6 pages)
174427 [View PDF (109 kB)]
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Magnetic properties of nearly defect-free maghemite nanocrystals
P. Dutta, A. Manivannan, M. S. Seehra, N. Shah, and G. P. Huffman
Published 17 November 2004 (7 pages)
174428 [View PDF (214 kB)]
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Schottky peaks in specific heat induced by electronic change in the antiferromagnetic-ferromagnetic alternating Kondo systems Ce(Pd1−xMx)2Al3 (M=Cu or Ag)
Peijie Sun, Qingfeng Lu, Kentaro Kobayashi, Tomohiko Kuwai, and Yosikazu Isikawa
Published 17 November 2004 (8 pages)
174429 [View PDF (151 kB)]
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29Si nuclear spin-lattice relaxation in CePtSi1−xGex near a magnetic instability
Ben-Li Young, D. E. MacLaughlin, M. S. Rose, K. Ishida, O. O. Bernal, H. G. Lukefahr, K. Heuser, and G. R. Stewart
Published 17 November 2004 (13 pages)
174430 [View PDF (179 kB)]
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Exchange-bias properties in permalloy deposited onto a Pt∕Co multilayer
J. Sort, A. Popa, B. Rodmacq, and B. Dieny
Published 17 November 2004 (6 pages)
174431 [View PDF (243 kB)]
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Magnetoresistance in the s-d model with arbitrary impurity spin
Ding Kaihe and Bao-Heng Zhao
Published 17 November 2004 (4 pages)
174432 [View PDF (47 kB)]
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Field-induced avalanche to the ferromagnetic state in the phase-separated ground state of manganites
F. M. Woodward, J. W. Lynn, M. B. Stone, R. Mahendiran, P. Schiffer, J. F. Mitchell, D. N. Argyriou, and L. C. Chapon
Published 17 November 2004 (6 pages)
174433 [View PDF (701 kB)]
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Magnetic frustration in (LaA)CoNbO6 (A=Ca, Sr, and Ba) double perovskites
Jan-Willem G. Bos and J. Paul Attfield
Published 17 November 2004 (8 pages)
174434 [View PDF (271 kB)]
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Unexpected in-plane canting and metallic behavior in the A-type antiferromagnetic layered manganite La2−2xSr1+2xMn2O7
E. Badica, K. E. Gray, J. F. Mitchell, and H. Zheng
Published 17 November 2004 (5 pages)
174435 [View PDF (341 kB)]
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Magnetization dynamics of interacting iron nanocrystals in SiO2
K. S. Buchanan, A. Krichevsky, M. R. Freeman, and A. Meldrum
Published 18 November 2004 (10 pages)
174436 [View PDF (845 kB)]
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Chemical ordering in magnetic FePd∕Pd(001) epitaxial thin films induced by annealing
D. Halley, B. Gilles, P. Bayle-Guillemaud, R. Arenal, A. Marty, G. Patrat, and Y. Samson
Published 18 November 2004 (8 pages)
174437 [View PDF (460 kB)]
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Chemical order and selection of the mechanism for strain relaxation in epitaxial FePd(Pt) thin layers
D. Halley, A. Marty, P. Bayle-Guillemaud, B. Gilles, J. P. Attane, and Y. Samson
Published 18 November 2004 (5 pages)
174438 [View PDF (314 kB)]
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Critical behavior of O(2)⊗O(N) symmetric models
Pasquale Calabrese, Pietro Parruccini, Andrea Pelissetto, and Ettore Vicari
Published 18 November 2004 (23 pages)
174439 [View PDF (1,529 kB)]
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Domain walls and macroscopic spin-flip-like metamagnetism in GdxCo1−x∕GdyCo1−y exchange-coupled double layers
R. Morales, J. I. Martín, and J. M. Alameda
Published 18 November 2004 (8 pages)
174440 [View PDF (380 kB)]
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Resonant magnetic x-ray scattering spectra in spin-density-wave state of Cr from ab initio band structure calculations
Manabu Takahashi, Jun-Ichi Igarashi, and Kunitomo Hirai
Published 19 November 2004 (9 pages)
174441 [View PDF (228 kB)]
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Measurement and multiple-scattering calculation of Cu K-edge x-ray magnetic circular dichroism spectra from an exchange-coupled Co∕Cu multilayer
S. Nagamatsu, H. Matsumoto, T. Fujikawa, K. Ishiji, and H. Hashizume
Published 19 November 2004 (8 pages)
174442 [View PDF (244 kB)]
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Evolution of the ferromagnetic and nonferromagnetic phases with temperature in phase-separated La1−xSrxCoO3 by high-field 139La NMR
M. J. R. Hoch, P. L. Kuhns, W. G. Moulton, A. P. Reyes, J. Lu, J. Wu, and C. Leighton
Published 22 November 2004 (9 pages)
174443 [View PDF (475 kB)]
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Photoemission study of the spin-density-wave state in thin films of Cr
F. Schiller, D. V. Vyalikh, V. D. P. Servedio, and S. L. Molodtsov
Published 22 November 2004 (5 pages)
174444 [View PDF (581 kB)]
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Auxiliary-fermion approach to critical fluctuations in the two-dimensional quantum antiferromagnetic Heisenberg model
Jan Brinckmann and Peter Wölfle
Published 22 November 2004 (23 pages)
174445 [View PDF (293 kB)]
•
Magnetism of Fe clusters embedded in a Co matrix from first-principles theory
Anders Bergman, Erik Holmström, A. M. N. Niklasson, Lars Nordström, Sonia Frota-Pessôa, and Olle Eriksson
Published 22 November 2004 (7 pages)
174446 [View PDF (168 kB)]
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Monte Carlo simulation for square planar model with a small fourfold symmetry-breaking field
E. Rastelli, S. Regina, and A. Tassi
Published 22 November 2004 (5 pages)
174447 [View PDF (335 kB)]
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Thickness dependence of anomalous magnetic behavior in epitaxial Fe3O4(111) thin films: Effect of density of antiphase boundaries
J.-B. Moussy, S. Gota, A. Bataille, M.-J. Guittet, M. Gautier-Soyer, F. Delille, B. Dieny, F. Ott, T. D. Doan, P. Warin, P. Bayle-Guillemaud, C. Gatel, and E. Snoeck
Published 22 November 2004 (9 pages)
174448 [View PDF (626 kB)]
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Nuclear spin bath effects in molecular nanomagnets: Direct quantum mechanical simulations
N. A. Sinitsyn and V. V. Dobrovitski
Published 23 November 2004 (8 pages)
174449 [View PDF (100 kB)]
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Spin correlation, excitation, and relaxation of antiferromagnetic hematite α-Fe2O3 nanoparticles
J. D. Lee
Published 23 November 2004 (6 pages)
174450 [View PDF (137 kB)]
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Local tetragonal distortion in La0.7Sr0.3MnO3 strained thin films probed by x-ray absorption spectroscopy
Narcizo M. Souza-Neto, Aline Y. Ramos, Hélio C. N. Tolentino, Emmanuel Favre-Nicolin, and Laurent Ranno
Published 23 November 2004 (8 pages)
174451 [View PDF (150 kB)]
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Magnetism and charge ordering in Fe3O2BO3 studied by 57Fe Mössbauer spectroscopy
J. Larrea J., D. R. Sánchez, F. J. Litterst, E. M. Baggio-Saitovitch, J. C. Fernandes, R. B. Guimarães, and M. A. Continentino
Published 24 November 2004 (8 pages)
174452 [View PDF (152 kB)]
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Surface effect on the magnetism of a MnPt3-type ordered surface alloy on Pt(001)
W. Kim, S. C. Hong, J. Seo, S.-J. Oh, H. G. Min, and J.-S. Kim
Published 24 November 2004 (6 pages)
174453 [View PDF (184 kB)]
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Absence of magnetic order for the spin-half Heisenberg antiferromagnet on the star lattice
J. Richter, J. Schulenburg, A. Honecker, and D. Schmalfuß
Published 29 November 2004 (6 pages)
174454 [View PDF (87 kB)]
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Magnetism of iron on tungsten (001) studied by spin-resolved scanning tunneling microscopy and spectroscopy
K. von Bergmann, M. Bode, and R. Wiesendanger
Published 30 November 2004 (10 pages)
174455 [View PDF (2,534 kB)]

Superfluidity and superconductivity

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Low-temperature Hall effect in substituted Sr2RuO4
Naoki Kikugawa, Andrew Peter Mackenzie, Christoph Bergemann, and Yoshiteru Maeno
Published 3 November 2004 (5 pages)
174501 [View PDF (188 kB)]
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Optical properties of YBa2Cu3O7−δ and PrBa2Cu3O7−δ films: High-energy correlations and metallicity
J. Bäckström, D. Budelmann, R. Rauer, M. Rübhausen, H. Rodríguez, and H. Adrian
Published 4 November 2004 (6 pages)
174502 [View PDF (622 kB)]
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Evidence for strong electron-phonon coupling in MgCNi3
A. Wälte, G. Fuchs, K.-H. Müller, A. Handstein, K. Nenkov, V. N. Narozhnyi, S.-L. Drechsler, S. Shulga, L. Schultz, and H. Rosner
Published 5 November 2004 (18 pages)
174503 [View PDF (1,307 kB)]
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Impurity-induced Tc reduction in high-temperature superconductors
Daisuke Matsunaka, Hideaki Kasai, Wilson Agerico Diño, and Hiroshi Nakanishi
Published 8 November 2004 (5 pages)
174504 [View PDF (76 kB)]
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Dispersion anomalies in cuprate superconductors
A. V. Chubukov and M. R. Norman
Published 11 November 2004 (12 pages)
174505 [View PDF (159 kB)]
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Clean-limit pair breaking and two-dimensional vortex dynamics in ferromagnet-superconductor heterostructures
K. Senapati and R. C. Budhani
Published 12 November 2004 (5 pages)
174506 [View PDF (91 kB)]
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Quantum corrections to the phase diagram of heavy-fermion superconductors
André S. Ferreira, Mucio A. Continentino, and Eduardo C. Marino
Published 15 November 2004 (9 pages)
174507 [View PDF (122 kB)]
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Magnetic relaxation in an anisotropic superconducting strip
I. M. Babich, G. P. Mikitik, and E. H. Brandt
Published 15 November 2004 (8 pages)
174508 [View PDF (97 kB)]
•
Sign of the crossed conductances at a ferromagnet/superconductor/ferromagnet double interface
R. Mélin and D. Feinberg
Published 16 November 2004 (9 pages)
174509 [View PDF (118 kB)]
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Correlation effects and structural dynamics in the β-pyrochlore superconductor KOs2O6
J. Kuneš, T. Jeong, and W. E. Pickett
Published 16 November 2004 (6 pages)
174510 [View PDF (533 kB)]
•
Anomalous Fermi liquid behavior of overdoped high-Tc superconductors
H. Castro and G. Deutscher
Published 17 November 2004 (8 pages)
174511 [View PDF (140 kB)]
•
Interplay of superconductivity and structural phase transition in the clathrate Ba6Ge25
H. Q. Yuan, F. M. Grosche, W. Carrillo-Cabrera, V. Pacheco, G. Sparn, M. Baenitz, U. Schwarz, Yu. Grin, and F. Steglich
Published 17 November 2004 (6 pages)
174512 [View PDF (86 kB)]
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Carbon-substitution effect on vortex order-disorder transition in MgB2 single crystals
E. Ohmichi, E. Komatsu, T. Masui, S. Lee, S. Tajima, and T. Osada
Published 17 November 2004 (5 pages)
174513 [View PDF (76 kB)]
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High-Tc superconductivity in three-fluorite-layer copper oxides. I. (Hg,W)Sr2(Ce,Eu)3Cu2O11+δ
T. Watanabe, M. Karppinen, T. Motohashi, T. Nagai, Y. Matsui, and H. Yamauchi
Published 17 November 2004 (4 pages)
174514 [View PDF (227 kB)]
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High-Tc superconductivity in three-fluorite-layer copper oxides. II. (Cu,Mo)Sr2(Ce,Y)3Cu2O11+δ
Y. Morita, T. Nagai, Y. Matsui, H. Yamauchi, and M. Karppinen
Published 17 November 2004 (6 pages)
174515 [View PDF (203 kB)]
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Phase and charge re-entrant phase transitions in two capacitively coupled Josephson arrays with ultrasmall junctions
Guillermo Ramírez-Santiago and Jorge V. José
Published 17 November 2004 (8 pages)
174516 [View PDF (125 kB)]
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Asymmetry of the electronic states in hole- and electron-doped cuprates: Exact diagonalization study of the t-t′-t″-J model
T. Tohyama
Published 22 November 2004 (12 pages)
174517 [View PDF (671 kB)]
•
Mode-coupling model of Mott gap collapse in the cuprates: Natural phase boundary for quantum critical points
R. S. Markiewicz
Published 22 November 2004 (39 pages)
174518 [View PDF (2,186 kB)]
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Ground states of one and two fractional vortices in long Josephson 0-κ junctions
E. Goldobin, D. Koelle, and R. Kleiner
Published 23 November 2004 (9 pages)
174519 [View PDF (578 kB)]
•
Weak ferromagnetism of La1.99Sr0.01CuO4 thin films: Evidence for the removal of corrugation in the CuO2 plane by epitaxial strain
I. Tsukada
Published 29 November 2004 (6 pages)
174520 [View PDF (194 kB)]
 
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