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PROLA » Phys. Rev. B » Volume 67 » Issue 22
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Physical Review B – 1 June 2003
Volume 67, Issue 22

RAPID COMMUNICATIONS

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

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Anisotropy of Co nanoparticles induced by swift heavy ions
C. D’Orléans, J. P. Stoquert, C. Estournès, C. Cerruti, J. J. Grob, J. L. Guille, F. Haas, D. Muller, and M. Richard-Plouet
Published 18 June 2003 (4 pages)
220101(R) [View PDF (148 kB)]

Magnetism

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Photoinduced molecular switching studied by polarized neutron diffraction
Antoine Goujon, Béatrice Gillon, Arsen Gukasov, Jelena Jeftic, Quitterie Nau, Epiphane Codjovi, and François Varret
Published 13 June 2003 (4 pages)
220401(R) [View PDF (192 kB)]
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Microwave absorption and magnetization tunneling in Mn12-acetate molecular clusters
R. Amigó, J. M. Hernandez, A. García-Santiago, and J. Tejada
Published 17 June 2003 (3 pages)
220402(R) [View PDF (40 kB)]
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Curie temperatures of zinc-blende half-metallic ferromagnets
J. Kübler
Published 17 June 2003 (4 pages)
220403(R) [View PDF (237 kB)]
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Ferromagnetic polarons in La0.5Ca0.5MnO3 and La0.33Ca0.67MnO3
G. Zheng and C. H. Patterson
Published 18 June 2003 (4 pages)
220404(R) [View PDF (188 kB)]
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Stacking reversal as a source of perpendicular magnetic anisotropy in Ni-Pt multilayers
O. Robach, C. Quirós, H. Isérn, P. Steadman, K. F. Peters, and S. Ferrer
Published 23 June 2003 (4 pages)
220405(R) [View PDF (154 kB)]
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Tailoring the exchange bias via shape anisotropy in ferromagnetic/antiferromagnetic exchange-coupled systems
A. Hoffmann, M. Grimsditch, J. E. Pearson, J. Nogués, W. A. A. Macedo, and Ivan K. Schuller
Published 26 June 2003 (4 pages)
220406(R) [View PDF (291 kB)]
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Measurement of the ferromagnetic relaxation in a micron-size sample
O. Klein, V. Charbois, V. V. Naletov, and C. Fermon
Published 27 June 2003 (4 pages)
220407(R) [View PDF (317 kB)]

Superfluidity and superconductivity

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Temperature dependence of vortex charges in high-temperature superconductors
Yan Chen, Z. D. Wang, and C. S. Ting
Published 3 June 2003 (4 pages)
220501(R) [View PDF (291 kB)]
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Superfluid response in monolayer high-Tc cuprates
C. Panagopoulos, T. Xiang, W. Anukool, J. R. Cooper, Y. S. Wang, and C. W. Chu
Published 11 June 2003 (3 pages)
220502(R) [View PDF (44 kB)]
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Antiferromagnetism in the vortex cores of YBa2Cu3O7-δ
V. F. Mitrović, E. E. Sigmund, W. P. Halperin, A. P. Reyes, P. Kuhns, and W. G. Moulton
Published 17 June 2003 (4 pages)
220503(R) [View PDF (113 kB)]
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Periodic alternating 0- and π-junction structures as realization of φ-Josephson junctions
A. Buzdin and A. E. Koshelev
Published 26 June 2003 (4 pages)
220504(R) [View PDF (216 kB)]
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Projective measurement scheme for solid-state qubits
Lin Tian, Seth Lloyd, and T. P. Orlando
Published 26 June 2003 (4 pages)
220505(R) [View PDF (102 kB)]
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Impact of time-ordered measurements of the two states in a niobium superconducting qubit structure
K. Segall, D. Crankshaw, D. Nakada, T. P. Orlando, L. S. Levitov, S. Lloyd, N. Markovic, S. O. Valenzuela, M. Tinkham, and K. K. Berggren
Published 27 June 2003 (4 pages)
220506(R) [View PDF (80 kB)]

ARTICLES

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

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Segregated light elements at grain boundaries in niobium and molybdenum
Rebecca Janisch and Christian Elsässer
Published 5 June 2003 (11 pages)
224101 [View PDF (639 kB)]
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Bulk defect formations in KH2PO4 crystals investigated using fluorescence microscopy
S. G. Demos, M. Staggs, and H. B. Radousky
Published 6 June 2003 (6 pages)
224102 [View PDF (751 kB)]
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Electron-strain interaction in the singlet-ground-state compound TmSb
Shigeki Nimori, Mitsuo Kataoka, Terutaka Goto, and Giyuu Kido
Published 13 June 2003 (8 pages)
224103 [View PDF (174 kB)]
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Phase transformation mechanism between γ- and θ-alumina
Shu-Hui Cai, Sergey N. Rashkeev, Sokrates T. Pantelides, and Karl Sohlberg
Published 16 June 2003 (10 pages)
224104 [View PDF (790 kB)]
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High-pressure Raman study of the charge ordering in α-(BEDT-TTF)2I3
Roman Wojciechowski, Kaoru Yamamoto, Kyuya Yakushi, Makoto Inokuchi, and Atsushi Kawamoto
Published 16 June 2003 (11 pages)
224105 [View PDF (422 kB)]
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Bonding in MgSi and Al-Mg-Si compounds relevant to Al-Mg-Si alloys
Anders G. Frøseth, Ragnvald Høier, Peter M. Derlet, Sigmund J. Andersen, and Calin D. Marioara
Published 19 June 2003 (11 pages)
224106 [View PDF (648 kB)]
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First-principles study of (BiScO3)1-x-(PbTiO3)x piezoelectric alloys
Jorge Íñiguez, David Vanderbilt, and L. Bellaiche
Published 20 June 2003 (6 pages)
224107 [View PDF (73 kB)]
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Pressure-induced irreversible phase transition in KSc(MoO4)2
G. D. Saraiva, M. Maczka, P. T. C. Freire, J. Mendes Filho, F. E. A. Melo, J. Hanuza, Y. Morioka, and A. G. Souza Filho
Published 24 June 2003 (7 pages)
224108 [View PDF (280 kB)]
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Charged lattice gas with a neutralizing background
V. A. Levashov, M. F. Thorpe, and B. W. Southern
Published 26 June 2003 (12 pages)
224109 [View PDF (193 kB)]
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All-electron and pseudopotential study of MgO: Equation of state, anharmonicity, and stability
Artem R. Oganov and Peter I. Dorogokupets
Published 26 June 2003 (11 pages)
224110 [View PDF (528 kB)]

Inhomogeneous, disordered, and partially ordered systems

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Solution to the phase problem for specular x-ray or neutron reflectivity from thin films on liquid surfaces
J. Kent Blasie, Songyan Zheng, and Joseph Strzalka
Published 5 June 2003 (8 pages)
224201 [View PDF (113 kB)]
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Positron annihilation study of vacancy-solute complex evolution in Fe-based alloys
Y. Nagai, K. Takadate, Z. Tang, H. Ohkubo, H. Sunaga, H. Takizawa, and M. Hasegawa
Published 18 June 2003 (6 pages)
224202 [View PDF (85 kB)]
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Energetics and electronic structure of grain boundaries and surfaces of B- and H-doped Ni3Al
Q. M. Hu, R. Yang, D. S. Xu, Y. L. Hao, D. Li, and W. T. Wu
Published 20 June 2003 (9 pages)
224203 [View PDF (100 kB)]
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Detailed ab initio electronic structure study of two approximants to Al-Mn based icosahedral quasicrystals
E. S. Zijlstra and S. K. Bose
Published 23 June 2003 (9 pages)
224204 [View PDF (764 kB)]
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First-principles approach to dielectric response of graded spherical particles
L. Dong, G. Q. Gu, and K. W. Yu
Published 24 June 2003 (5 pages)
224205 [View PDF (57 kB)]
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Local structure and vibrational properties of α′-Pu martensite in Ga-stabilized δ-Pu
E. J. Nelson, K. J. M. Blobaum, M. A. Wall, P. G. Allen, A. J. Schwartz, and C. H. Booth
Published 27 June 2003 (10 pages)
224206 [View PDF (1,110 kB)]

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

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Equations of state and thermodynamic properties of rare-gas solids under pressure calculated using a self-consistent statistical method
A. I. Karasevskii and W. B. Holzapfel
Published 6 June 2003 (9 pages)
224301 [View PDF (114 kB)]
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Numerical study of anharmonic vibrational decay in amorphous and paracrystalline silicon
Jaroslav Fabian, Joseph L. Feldman, C. Stephen Hellberg, and S. M. Nakhmanson
Published 10 June 2003 (8 pages)
224302 [View PDF (453 kB)]
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Nondispersive polaron transport in disordered organic solids
I. I. Fishchuk, A. Kadashchuk, H. Bässler, and S. Nešpůrek
Published 26 June 2003 (10 pages)
224303 [View PDF (240 kB)]

Magnetism

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Significant suppression of weak ferromagnetism in (La1.8Eu0.2)CuO4
I. Tsukada, X. F. Sun, Seiki Komiya, A. N. Lavrov, and Yoichi Ando
Published 4 June 2003 (6 pages)
224401 [View PDF (189 kB)]
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Effects of the external field and interlayer coupling on the spin reorientation of magnetic thin films
Wenli Guo and D. L. Lin
Published 5 June 2003 (9 pages)
224402 [View PDF (140 kB)]
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Nuclear resonance scattering study on the spin orientation in an epitaxial layer of Fe3O4 on MgO(100)
L. A. Kalev and L. Niesen
Published 5 June 2003 (7 pages)
224403 [View PDF (226 kB)]
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Dynamics of magnetostatically coupled vortices in magnetic nanodisks
Junya Shibata, Kunji Shigeto, and Yoshichika Otani
Published 5 June 2003 (5 pages)
224404 [View PDF (218 kB)]
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Effect of ring exchange on an orbital antiferromagnet
C. H. Chung, Hae-Young Kee, and Yong Baek Kim
Published 10 June 2003 (11 pages)
224405 [View PDF (133 kB)]
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Disorder-induced critical phenomena in magnetically glassy Cu-Al-Mn alloys
Jordi Marcos, Eduard Vives, Lluís Mañosa, Mehmet Acet, Eyüp Duman, Michel Morin, Václav Novák, and Antoni Planes
Published 10 June 2003 (5 pages)
224406 [View PDF (87 kB)]
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Magnon specific heat of single-crystal borocarbides RNi2B2C (R=Tm, Er, Ho, Dy, Tb, Gd)
M. El Massalami, R. E. Rapp, F. A. B. Chaves, H. Takeya, and C. M. Chaves
Published 10 June 2003 (8 pages)
224407 [View PDF (162 kB)]
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Specific heat and μ+SR measurements in Gd(hfac)3NITiPr molecular magnetic chains: Indications for a chiral phase without long-range helical order
A. Lascialfari, R. Ullu, M. Affronte, F. Cinti, A. Caneschi, D. Gatteschi, D. Rovai, M. G. Pini, and A. Rettori
Published 10 June 2003 (5 pages)
224408 [View PDF (68 kB)]
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Magnetic ordering in the pressure-stabilized high-temperature phase of YbInCu4
T. Mito, T. Koyama, M. Shimoide, S. Wada, T. Muramatsu, T. C. Kobayashi, and J. L. Sarrao
Published 11 June 2003 (5 pages)
224409 [View PDF (64 kB)]
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Diverging magnetothermal response in the one-dimensional Heisenberg chain
Kim Louis and C. Gros
Published 12 June 2003 (10 pages)
224410 [View PDF (381 kB)]
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Detection of magnetic order in the S=1 chain compound LiVGe2O6 using implanted spin-polarized muons
S. J. Blundell, C. A. Steer, F. L. Pratt, I. M. Marshall, W. Hayes, and R. C. C. Ward
Published 12 June 2003 (4 pages)
224411 [View PDF (62 kB)]
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Ordering of the Heisenberg spin glass in high dimensions
Daisuke Imagawa and Hikaru Kawamura
Published 13 June 2003 (14 pages)
224412 [View PDF (215 kB)]
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Exact solution for spin-orbiton excitations on a ferromagnetically ordered finite chain
S. Cojocaru and A. Ceulemans
Published 13 June 2003 (6 pages)
224413 [View PDF (82 kB)]
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Partially frustrated Ising models in two dimensions
Jiansheng Wu and Daniel C. Mattis
Published 13 June 2003 (4 pages)
224414 [View PDF (258 kB)]
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Microstructural and magnetic evolution upon annealing of giant magnetoresistance melt-spun Co-Cu granular alloys
A. García Prieto, M. L. Fdez-Gubieda, C. Meneghini, A. García-Arribas, and S. Mobilio
Published 13 June 2003 (11 pages)
224415 [View PDF (139 kB)]
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Anisotropic superparamagnetism of monodispersive cobalt-platinum nanocrystals
F. Wiekhorst, E. Shevchenko, H. Weller, and J. Kötzler
Published 13 June 2003 (11 pages)
224416 [View PDF (263 kB)]
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Kondo behavior in antiferromagnetic CeNiGe3
A. P. Pikul, D. Kaczorowski, T. Plackowski, A. Czopnik, H. Michor, E. Bauer, G. Hilscher, P. Rogl, and Yu. Grin
Published 16 June 2003 (10 pages)
224417 [View PDF (1,097 kB)]
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Structural and magnetic properties of CuSb2O6 probed by ESR
M. Heinrich, H.-A. Krug von Nidda, A. Krimmel, A. Loidl, R. M. Eremina, A. D. Ineev, B. I. Kochelaev, A. V. Prokofiev, and W. Assmus
Published 16 June 2003 (8 pages)
224418 [View PDF (178 kB)]
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Magnetic phase diagram of the ferromagnetic Kondo-lattice compound CeAgSb2 up to 80 kbar
V. A. Sidorov, E. D. Bauer, N. A. Frederick, J. R. Jeffries, S. Nakatsuji, N. O. Moreno, J. D. Thompson, M. B. Maple, and Z. Fisk
Published 16 June 2003 (9 pages)
224419 [View PDF (137 kB)]
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Six low-strain zinc-blende half metals: An ab initio investigation
J. E. Pask, L. H. Yang, C. Y. Fong, W. E. Pickett, and S. Dag
Published 17 June 2003 (7 pages)
224420 [View PDF (401 kB)]
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Mixed-spin S=(1/2,1) XXZ ferrimagnet at zero temperature: Cluster series expansions
Weihong Zheng and J. Oitmaa
Published 18 June 2003 (7 pages)
224421 [View PDF (89 kB)]
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Weak ferrimagnetism, compensation point, and magnetization reversal in Ni(HCOO)2⋅2H2O
H. Kageyama, D. I. Khomskii, R. Z. Levitin, and A. N. Vasil’ev
Published 18 June 2003 (7 pages)
224422 [View PDF (203 kB)]
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Evidence for orbital ordering in LaCoO3
G. Maris, Y. Ren, V. Volotchaev, C. Zobel, T. Lorenz, and T. T. M. Palstra
Published 18 June 2003 (5 pages)
224423 [View PDF (51 kB)]
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Numerical analysis of electron-spin resonance in the spin-1/2 XY model
Yoshitaka Maeda and Masaki Oshikawa
Published 19 June 2003 (12 pages)
224424 [View PDF (141 kB)]
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NMR and Mössbauer study of spin dynamics and electronic structure of Fe2+xV1-xAl and Fe2VGa
C. S. Lue, Yang Li, Joseph H. Ross, Jr., and George M. Irwin
Published 19 June 2003 (5 pages)
224425 [View PDF (99 kB)]
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Magnetic fluctuations in frustrated Laves hydrides R(Mn1-xAlx)2Hy (R=Y,Tb)
P. Cadavez-Peres, I. Mirebeau, R. Kahn, I. N. Goncharenko, E. Vincent, and O. L. Makarova
Published 19 June 2003 (10 pages)
224426 [View PDF (397 kB)]
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Tunneling magnetoresistance between Co clusters coated with CO molecules
H. Zare-Kolsaraki and H. Micklitz
Published 19 June 2003 (6 pages)
224427 [View PDF (72 kB)]
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Crystal structure and Kondo lattice behavior of CeNi9Si4
H. Michor, St. Berger, M. El-Hagary, C. Paul, E. Bauer, G. Hilscher, P. Rogl, and G. Giester
Published 20 June 2003 (10 pages)
224428 [View PDF (671 kB)]
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Magnetization densities in UPtAl: Experimental and theoretical study
P. Javorský, M. Diviš, F. Givord, J.-X. Boucherle, J. Rusz, E. Lelièvre-Berna, V. Sechovský, A. V. Andreev, and F. Bourdarot
Published 23 June 2003 (9 pages)
224429 [View PDF (528 kB)]
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Growth of epitaxial bcc Co(001) electrodes for magnetoresistive devices
H. Wieldraaijer, J. T. Kohlhepp, P. LeClair, K. Ha, and W. J. M. de Jonge
Published 25 June 2003 (10 pages)
224430 [View PDF (839 kB)]
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Magnetic polarization of the La and Ce 5d states near the interfaces of Fe/LaHx and Fe/CeHx multilayers across the metal-insulator transition in the hydrides: An x-ray magnetic circular dichroism study
M. Münzenberg, F. Leuenberger, W. Felsch, G. Krill, T. Neisius, S. Pascarelli, and S. Pizzini
Published 27 June 2003 (19 pages)
224431 [View PDF (339 kB)]
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Micromagnetic study of magnetic configurations in submicron permalloy disks
Jonathan Kin Ha, Riccardo Hertel, and J. Kirschner
Published 27 June 2003 (9 pages)
224432 [View PDF (2,681 kB)]
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Electron spin resonance and relaxation studies of double-layered manganites
F. Simon, V. A. Atsarkin, V. V. Demidov, R. Gáal, Y. Moritomo, M. Miljak, A. Jánossy, and L. Forró
Published 27 June 2003 (8 pages)
224433 [View PDF (298 kB)]
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Relaxation time for magnetoresistance obtained from the band structure of a perfect cubic metal
S. Olszewski and R. Kozak
Published 30 June 2003 (11 pages)
224434 [View PDF (114 kB)]
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Magnetic ordering and spin dynamics in potassium jarosite: A Heisenberg kagomé lattice antiferromagnet
Masahide Nishiyama, Satoru Maegawa, Toshiya Inami, and Yoshio Oka
Published 30 June 2003 (11 pages)
224435 [View PDF (438 kB)]

Superfluidity and superconductivity

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Temperature and power dependence of Shapiro and Fiske step widths in Nb/InAs/Nb Josephson junctions
Peter Baars, Andreas Richter, and Ulrich Merkt
Published 3 June 2003 (7 pages)
224501 [View PDF (137 kB)]
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Modeling scanning tunneling spectra of Bi2Sr2CaCu2O8+δ
B. W. Hoogenboom, C. Berthod, M. Peter, Ø. Fischer, and A. A. Kordyuk
Published 10 June 2003 (7 pages)
224502 [View PDF (521 kB)]
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Dynamics of laser-ablated MgB2 plasma expanding in argon probed by optical emission spectroscopy
Salvatore Amoruso, Riccardo Bruzzese, Nicola Spinelli, Raffaele Velotta, Marco Vitiello, and Xuan Wang
Published 10 June 2003 (11 pages)
224503 [View PDF (347 kB)]
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Boson-fermion model: An exact diagonalization study
M. Cuoco, C. Noce, J. Ranninger, and A. Romano
Published 12 June 2003 (7 pages)
224504 [View PDF (146 kB)]
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Thermal escape from zero-voltage states in hysteretic superconducting interferometers
Niels Grønbech-Jensen, Daniel B. Thompson, Matteo Cirillo, and Carlo Cosmelli
Published 13 June 2003 (6 pages)
224505 [View PDF (344 kB)]
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Elementary excitations in liquid 4He confined in MCM-41
Francesco Albergamo, Jacques Bossy, Henry R. Glyde, and Albert-Jose Dianoux
Published 13 June 2003 (10 pages)
224506 [View PDF (140 kB)]
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Vector vortices in p-wave superconductors with arbitrary κ parameter
B. Rosenstein, I. Shapiro, B. Ya. Shapiro, and G. Bel
Published 13 June 2003 (7 pages)
224507 [View PDF (98 kB)]
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Local structure of La1.65Eu0.2Sr0.15CuO4 determined by 63Cu NMR spectroscopy and Van Vleck paramagnetism of Eu3+ ions
B. Simovič, M. Hücker, P. C. Hammel, B. Büchner, U. Ammerahl, and A. Revcolevschi
Published 16 June 2003 (5 pages)
224508 [View PDF (248 kB)]
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Observations of electronic inhomogeneity in heavily Pb-doped Bi2Sr2CaCu2Oy single crystals by scanning tunneling microscopy
G. Kinoda, T. Hasegawa, S. Nakao, T. Hanaguri, K. Kitazawa, K. Shimizu, J. Shimoyama, and K. Kishio
Published 17 June 2003 (5 pages)
224509 [View PDF (888 kB)]
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Vortex avalanches in a Pb film with a square antidot array
S. Hébert, L. Van Look, L. Weckhuysen, and V. V. Moshchalkov
Published 17 June 2003 (5 pages)
224510 [View PDF (83 kB)]
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Separation between antiferromagnetic and ferromagnetic transitions in Ru1-xCuxSr2EuCu2O8+δ
Y. Y. Xue, F. Chen, J. Cmaidalka, R. L. Meng, and C. W. Chu
Published 19 June 2003 (4 pages)
224511 [View PDF (69 kB)]
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Quantitative measurement of grain boundary potentials on the nanoscale by off-axis electron holography
M. A. Schofield, L. Wu, and Y. Zhu
Published 19 June 2003 (7 pages)
224512 [View PDF (389 kB)]
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Bilayer splitting in overdoped high-Tc cuprates
S. E. Barnes and S. Maekawa
Published 26 June 2003 (5 pages)
224513 [View PDF (301 kB)]
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Communicating Josephson qubits
F. Plastina and G. Falci
Published 26 June 2003 (5 pages)
224514 [View PDF (123 kB)]
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Ground states and bias-current-induced rearrangement of semifluxons in 0-π long Josephson junctions
E. Goldobin, D. Koelle, and R. Kleiner
Published 27 June 2003 (9 pages)
224515 [View PDF (101 kB)]
 
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