Physical Review B – 1 November 2003
(Volume 68, Issue 18)

RAPID COMMUNICATIONS

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

Rapid Communication
Add to article collection Long-term correlations distinguish coarsening mechanisms in alloys
Lorenz-M. Stadler, Bogdan Sepiol, Richard Weinkamer, Markus Hartmann, Peter Fratzl, Jan W. Kantelhardt, Federico Zontone, Gerhard Grübel, and Gero Vogl
Published 3 November 2003 (4 pages)
180101 [View PDF (406 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Dislocation cross slip and formation of terraces around nanoindentations in Au(001)
E. Carrasco, O. Rodríguez de la Fuente, M. A. González, and J. M. Rojo
Published 21 November 2003 (4 pages)
180102 [View PDF (224 kB) or Buy this Article (Use Article Pack) ]

Magnetism

Rapid Communication
Add to article collection Dynamic frustrated magnetism in Tb2Ti2O7 at 50 mK
J. S. Gardner, A. Keren, G. Ehlers, C. Stock, Eva Segal, J. M. Roper, B. Fåk, M. B. Stone, P. R. Hammar, D. H. Reich, and B. D. Gaulin
Published 3 November 2003 (4 pages)
180401 [View PDF (418 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Size dependence of the internal energy in Ising and vector spin glasses
Helmut G. Katzgraber and I. A. Campbell
Published 5 November 2003 (4 pages)
180402 [View PDF (195 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Microscopic model for the magnetization plateaus in NH4CuCl3
Masashige Matsumoto
Published 14 November 2003 (4 pages)
180403 [View PDF (384 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Curling spin density and orbital structures in a magnetic vortex core of an Fe quantum dot
Kohji Nakamura, Tomonori Ito, and A. J. Freeman
Published 14 November 2003 (4 pages)
180404 [View PDF (387 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection 57Fe-NMR determination of the local magnetic structure of the molecular nanomagnet Fe8
Y. Furukawa, S. Kawakami, K. Kumagai, S-H. Baek, and F. Borsa
Published 19 November 2003 (4 pages)
180405 [View PDF (185 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Magnetism in Mn clusters: Role of correlation effects
Florentino López-Urías and Alejandro Díaz-Ortiz
Published 21 November 2003 (4 pages)
180406 [View PDF (159 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Photoinduced spin dynamics in La0.6Sr0.4MnO3 observed by time-resolved magneto-optical Kerr spectroscopy
T. Ogasawara, M. Matsubara, Y. Tomioka, M. Kuwata-Gonokami, H. Okamoto, and Y. Tokura
Published 25 November 2003 (4 pages)
180407 [View PDF (62 kB) or Buy this Article (Use Article Pack) ]

Superfluidity and superconductivity

Rapid Communication
Add to article collection Superfluid density in cuprate high-Tc superconductors: A new paradigm
J. L. Tallon, J. W. Loram, J. R. Cooper, C. Panagopoulos, and C. Bernhard
Published 10 November 2003 (4 pages)
180501 [View PDF (447 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Evidence for unconventional superconductivity in the nonoxide perovskite MgCNi3 from penetration depth measurements
R. Prozorov, A. Snezhko, T. He, and R. J. Cava
Published 13 November 2003 (4 pages)
180502 [View PDF (302 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Optimal inhomogeneity for superconductivity
E. Arrigoni and S. A. Kivelson
Published 14 November 2003 (4 pages)
180503 [View PDF (95 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Tunneling spectroscopy of Bi2Sr2CaCu2O8+δ: Eliashberg analysis of the spectral dip feature
J. F. Zasadzinski, L. Coffey, P. Romano, and Z. Yusof
Published 14 November 2003 (4 pages)
180504 [View PDF (55 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Synthesis and high-pressure behavior of Na0.3CoO2⋅1.3H2O and related phases
Sangmoon Park, Yongjae Lee, Arnie Moodenbaugh, and Thomas Vogt
Published 19 November 2003 (4 pages)
180505 [View PDF (413 kB) or Buy this Article (Use Article Pack) ]

Rapid Communication
Add to article collection Theory of quasiparticle interference patterns in the pseudogap phase of the cuprate superconductors
T. Pereg-Barnea and M. Franz
Published 21 November 2003 (4 pages)
180506 [View PDF (297 kB) or Buy this Article (Use Article Pack) ]

ARTICLES

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

Add to article collection Ab initio study of the ideal tensile strength and mechanical stability of transition-metal disilicides
M. Friák, M. Šob, and V. Vitek
Published 3 November 2003 (10 pages)
184101 [View PDF (222 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Ab initio determination of the ground-state properties of Ca2MgSi2O7 åkermanite
Razvan Caracas and Xavier Gonze
Published 6 November 2003 (7 pages)
184102 [View PDF (532 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Ab initio study on divacancy binding energies in aluminum and magnesium
Tokuteru Uesugi, Masanori Kohyama, and Kenji Higashi
Published 7 November 2003 (5 pages)
184103 [View PDF (137 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Molecular dynamics study of damage accumulation in GaN during ion beam irradiation
J. Nord, K. Nordlund, and J. Keinonen
Published 7 November 2003 (7 pages)
184104 [View PDF (75 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Effect of pressure on nucleation and growth in the Zr46.75Ti8.25Cu7.5Ni10Be27.5 bulk glass-forming alloy investigated using in situ x-ray diffraction
W. H. Wang, T. Okada, P. Wen, X.-L. Wang, M. X. Pan, D. Q. Zhao, and W. Utsumi
Published 11 November 2003 (6 pages)
184105 [View PDF (90 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Effect of stress on the energy levels of the vacancy-oxygen-hydrogen complex in Si
J. Coutinho, O. Andersen, L. Dobaczewski, K. Bonde Nielsen, A. R. Peaker, R. Jones, S. Öberg, and P. R. Briddon
Published 18 November 2003 (11 pages)
184106 [View PDF (128 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Ultraviolet-excited radiative decay channels of defect states in high-density sixfold-coordinated SiO2
A. Paleari, N. Chiodini, D. Di Martino, F. Meinardi, and P. Fumagalli
Published 18 November 2003 (4 pages)
184107 [View PDF (92 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Cubic Hf3N4 and Zr3N4: A class of hard materials
M. Mattesini, R. Ahuja, and B. Johansson
Published 18 November 2003 (5 pages)
184108 [View PDF (64 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Ferroquadrupole ordering and Γ5 rattling motion in the clathrate compound Ce3Pd20Ge6
Yuichi Nemoto, Takashi Yamaguchi, Takenobu Horino, Mitsuhiro Akatsu, Tatsuya Yanagisawa, Terutaka Goto, Osamu Suzuki, Andreas Dönni, and Takemi Komatsubara
Published 20 November 2003 (10 pages)
184109 [View PDF (350 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Direct structural measurements of relaxation processes during transformations in amorphous ice
Malcolm Guthrie, Jacob Urquidi, Chris A. Tulk, Chris J. Benmore, Dennis D. Klug, and Jeorg Neuefeind
Published 20 November 2003 (5 pages)
184110 [View PDF (120 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Structural and dielectric properties of Sr2TiO4 from first principles
Craig J. Fennie and Karin M. Rabe
Published 21 November 2003 (9 pages)
184111 [View PDF (150 kB) or Buy this Article (Use Article Pack) ]

Add to article collection First-principles calculations of boron-related defects in SiO2
Minoru Otani, Kenji Shiraishi, and Atsushi Oshiyama
Published 21 November 2003 (8 pages)
184112 [View PDF (478 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Point defects in NiAl: The effect of lattice vibrations
A. Y. Lozovoi and Y. Mishin
Published 26 November 2003 (10 pages)
184113 [View PDF (188 kB) or Buy this Article (Use Article Pack) ]

Inhomogeneous, disordered, and partially ordered systems

Add to article collection Resistivity of the liquid gallium-lead miscibility gap system
A. Ben Abdellah, J. G. Gasser, A. Makradi, B. Grosdidier, and J. Hugel
Published 3 November 2003 (9 pages)
184201 [View PDF (325 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Signature of small rings in the Raman spectra of normal and compressed amorphous silica: A combined classical and ab initio study
Abdelali Rahmani, Magali Benoit, and Claude Benoit
Published 7 November 2003 (12 pages)
184202 [View PDF (144 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Contribution of local atomic arrangements and electronic structure to high electrical resistivity in the Al82.6-xRe17.4Six (7<~x<~12) 1/1-1/1-1/1 approximant
T. Takeuchi, T. Onogi, T. Otagiri, U. Mizutani, H. Sato, K. Kato, and T. Kamiyama
Published 11 November 2003 (10 pages)
184203 [View PDF (340 kB) or Buy this Article (Use Article Pack) ]

Add to article collection History-dependent relaxation and the energy scale of correlation in the electron glass
Z. Ovadyahu and M. Pollak
Published 12 November 2003 (7 pages)
184204 [View PDF (98 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Long-time relaxation of interacting electrons in the regime of hopping conduction
D. N. Tsigankov, E. Pazy, B. D. Laikhtman, and A. L. Efros
Published 20 November 2003 (10 pages)
184205 [View PDF (426 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Multifractality of Hamiltonians with power-law transfer terms
E. Cuevas
Published 21 November 2003 (5 pages)
184206 [View PDF (70 kB) or Buy this Article (Use Article Pack) ]

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

Add to article collection Electrons on hexagonal lattices and applications to nanotubes
Betti Hartmann and Wojtek J. Zakrzewski
Published 12 November 2003 (9 pages)
184302 [View PDF (106 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Spectral function of electron-phonon models by cluster perturbation theory
Martin Hohenadler, Markus Aichhorn, and Wolfgang von der Linden
Published 19 November 2003 (10 pages)
184304 [View PDF (673 kB) or Buy this Article (Use Article Pack) ]

Magnetism

Add to article collection Low-temperature magnetic order and spin dynamics in YbRh2Si2
K. Ishida, D. E. MacLaughlin, Ben-Li Young, K. Okamoto, Y. Kawasaki, Y. Kitaoka, G. J. Nieuwenhuys, R. H. Heffner, O. O. Bernal, W. Higemoto, A. Koda, R. Kadono, O. Trovarelli, C. Geibel, and F. Steglich
Published 3 November 2003 (14 pages)
184401 [View PDF (181 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Theory for spin and orbital orderings in high-temperature phases in YVO3
Theja. N. De Silva, Anuvrat Joshi, Michael Ma, and Fu Chun Zhang
Published 3 November 2003 (7 pages)
184402 [View PDF (133 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetic ground state of electron-doped La1-xCexCoO3 compounds
Qinfang Zhang and Weiyi Zhang
Published 3 November 2003 (5 pages)
184403 [View PDF (82 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetic origin of enhanced top exchange biasing in Py/IrMn/Py multilayers
G. Malinowski, M. Hehn, S. Robert, O. Lenoble, A. Schuhl, and P. Panissod
Published 3 November 2003 (8 pages)
184404 [View PDF (110 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetic and thermal properties of 4f-3d ladder-type molecular compounds
M. Evangelisti, M. L. Kahn, J. Bartolomé, L. J. de Jongh, C. Meyers, J. Leandri, Y. Leroyer, and C. Mathonière
Published 6 November 2003 (14 pages)
184405 [View PDF (323 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Polarization of Fe(001) covered by MgO analyzed by spin-resolved x-ray photoemission spectroscopy
M. Sicot, S. Andrieu, P. Turban, Y. Fagot-Revurat, H. Cercellier, A. Tagliaferri, C. De Nadai, N. B. Brookes, F. Bertran, and F. Fortuna
Published 6 November 2003 (9 pages)
184406 [View PDF (325 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetic behavior in the Er(Mn,Al)2 system: Neutron diffraction study
I. V. Golosovsky, A. I. Kurbakov, I. Mirebeau, A. S. Markosyan, and I. Yu. Gaidukova
Published 6 November 2003 (5 pages)
184407 [View PDF (92 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Characterization of the S=9 excited state in Fe8Br8 by electron paramagnetic resonance
D. Zipse, J. M. North, N. S. Dalal, S. Hill, and R. S. Edwards
Published 7 November 2003 (6 pages)
184408 [View PDF (208 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Brillouin light scattering investigation of dynamic spin modes confined in cylindrical Permalloy dots
G. Gubbiotti, G. Carlotti, T. Okuno, T. Shinjo, F. Nizzoli, and R. Zivieri
Published 10 November 2003 (7 pages)
184409 [View PDF (383 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Dipolar field and energy anisotropy in magnetic thin films
E. Estevez-Rams, J. Martinez-Garcia, J. Martinez-Garcia, J. Hiram-Espina, and H. Fuess
Published 11 November 2003 (9 pages)
184410 [View PDF (114 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Vortex-vacancy interactions in two-dimensional easy-plane magnets
G. M. Wysin
Published 12 November 2003 (11 pages)
184411 [View PDF (132 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Quantum dynamics of tunneling between ferromagnets
Yu-Li Lee and Yu-Wen Lee
Published 18 November 2003 (7 pages)
184413 [View PDF (89 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Hysteretic behavior of the dynamic permeability on a Ni-Fe thin film
O. Acher, S. Queste, M. Ledieu, K.-U. Barholz, and R. Mattheis
Published 18 November 2003 (4 pages)
184414 [View PDF (53 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetic critical behavior in the [Cu(1-hydroxybenzotriazolate)2(MeOH)]n molecule-based random-field magnet
M. Fardis, C. Christides, G. Diamantopoulos, V. Psycharis, C. Raptopoulou, V. Tangoulis, and G. Papavassiliou
Published 19 November 2003 (9 pages)
184415 [View PDF (250 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Thermodynamic properties of the two-dimensional S=1 / 2 Heisenberg antiferromagnet coupled to bond phonons
Carsten H. Aits and Ute Löw
Published 19 November 2003 (9 pages)
184416 [View PDF (451 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Itinerant-electron metamagnetism and giant magnetocaloric effect
H. Yamada and T. Goto
Published 19 November 2003 (7 pages)
184417 [View PDF (267 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Induced fourfold anisotropy and bias in compensated NiFe/FeMn double layers
T. Mewes, B. Hillebrands, and R. L. Stamps
Published 20 November 2003 (7 pages)
184418 [View PDF (335 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Thermal expansion and magnetovolume effects in the heavy-fermion system Ce2RhIn8
A. Malinowski, M. F. Hundley, N. O. Moreno, P. G. Pagliuso, J. L. Sarrao, and J. D. Thompson
Published 20 November 2003 (12 pages)
184419 [View PDF (164 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Scaling behavior of the dipole-coupling energy in two-dimensional disordered magnetic nanostructures
P. J. Jensen and G. M. Pastor
Published 20 November 2003 (5 pages)
184420 [View PDF (71 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Magnetization of ultrathin (Ga,Mn)As layers
R. Mathieu, B. S. Sørensen, J. Sadowski, U. Södervall, J. Kanski, P. Svedlindh, P. E. Lindelof, D. Hrabovsky, and E. Vanelle
Published 20 November 2003 (5 pages)
184421 [View PDF (64 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Jahn-Teller dynamics of the organic ferromagnet-tetrakis(dimethylamine) ethylene-C60
P. Jeglič, R. Blinc, T. Apih, A. Omerzu, and D. Arčon
Published 21 November 2003 (8 pages)
184422 [View PDF (275 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Electrical transport in manganite granular systems
S. L. Yuan, Z. C. Xia, L. Liu, W. Chen, L. F. Zhao, J. Tang, G. H. Zhang, L. J. Zhang, H. Cao, W. Feng, Y. Tian, L. Y. Niu, and S. Liu
Published 25 November 2003 (5 pages)
184423 [View PDF (150 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Quantum Monte Carlo simulation for the conductance of one-dimensional quantum spin systems
Kim Louis and Claudius Gros
Published 26 November 2003 (7 pages)
184424 [View PDF (566 kB) or Buy this Article (Use Article Pack) ]

Superfluidity and superconductivity

Add to article collection Kinetic energy driven superconductivity in doped cuprates
Shiping Feng
Published 3 November 2003 (7 pages)
184501 [View PDF (94 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Charge expulsion and electric field in superconductors
J. E. Hirsch
Published 4 November 2003 (9 pages)
184502 [View PDF (95 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Calculation of κ2(T) for s-wave type-II superconductors
Takafumi Kita
Published 4 November 2003 (13 pages)
184503 [View PDF (191 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Carrier-density-dependent momentum shift of the coherent peak and the LO phonon mode in p-type high-Tc superconductors
S. Sugai, H. Suzuki, Y. Takayanagi, T. Hosokawa, and N. Hayamizu
Published 6 November 2003 (19 pages)
184504 [View PDF (2510 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Generalized BCS ansatz for pairing correlations in superconducting grains
M. A. Fernández and J. L. Egido
Published 7 November 2003 (4 pages)
184505 [View PDF (75 kB) or Buy this Article (Use Article Pack) ]

Add to article collection A theoretical study of tunneling conductance in PrOs4Sb12 superconducting junctions
Yasuhiro Asano, Yukio Tanaka, Yuji Matsuda, and Satoshi Kashiwaya
Published 10 November 2003 (8 pages)
184506 [View PDF (160 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Quantum size effects on the superconducting parameters of zero-dimensional Pb nanoparticles
W.-H. Li, C. C. Yang, F. C. Tsao, and K. C. Lee
Published 11 November 2003 (6 pages)
184507 [View PDF (753 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Domain-wall superconductivity in hybrid superconductor-ferromagnet structures
A. Yu. Aladyshkin, A. I. Buzdin, A. A. Fraerman, A. S. Mel’nikov, D. A. Ryzhov, and A. V. Sokolov
Published 13 November 2003 (7 pages)
184508 [View PDF (107 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Potential and current distribution in strongly anisotropic Bi2Sr2CaCu2O8 single crystals at current breakdown
I. Pethes, A. Pomar, B. Sas, G. Kriza, K. Vad, Á. Pallinger, F. Portier, and F. I. Williams
Published 14 November 2003 (9 pages)
184509 [View PDF (393 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Effects of Pauli paramagnetism on the superconducting vortex phase diagram in strong fields
Hiroto Adachi and Ryusuke Ikeda
Published 17 November 2003 (17 pages)
184510 [View PDF (255 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Vortex lines nearly parallel to the surface of a single-crystal superconductor disk in a perpendicular field
Katsuhiro Kawashima and Oliver B. Wright
Published 18 November 2003 (10 pages)
184511 [View PDF (277 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Three-dimensional resonating-valence-bond liquids and their excitations
R. Moessner and S. L. Sondhi
Published 18 November 2003 (8 pages)
184512 [View PDF (163 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Signature of stripe pinning in optical conductivity
L. Benfatto and C. Morais Smith
Published 18 November 2003 (5 pages)
184513 [View PDF (69 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Anisotropic electrodynamics of MgB2 detected by optical reflectance
Y. Fudamoto and S. Lee
Published 19 November 2003 (8 pages)
184514 [View PDF (215 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Transformation of in-plane ρ(T) in YBa2Cu3O7-δ at fixed oxygen content
M. M. Abdelhadi and J. A. Jung
Published 19 November 2003 (9 pages)
184515 [View PDF (403 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Order parameter and current-phase relation in Josephson junctions composed of g+s-wave superconductors
Zengxu Wang, Weiyi Zhang, and Zidan Wang
Published 19 November 2003 (7 pages)
184516 [View PDF (112 kB) or Buy this Article (Use Article Pack) ]

Add to article collection Phonon thermal conductivity in doped La2CuO4: Relevant scattering mechanisms
C. Hess, B. Büchner, U. Ammerahl, and A. Revcolevschi
Published 25 November 2003 (7 pages)
184517 [View PDF (94 kB) or Buy this Article (Use Article Pack) ]

COMMENTS

Add to article collection Comment on “Evidence for the immobile bipolaron formation in the paramagnetic state of the magnetoresistive manganites”
Aritra Banerjee, S. Bhattacharya, S. Mollah, H. Sakata, H. D. Yang, and B. K. Chaudhuri
Published 18 November 2003 (5 pages)
186401 [View PDF (66 kB) or Buy this Article (Use Article Pack) ]

ERRATA

Add to article collection Publisher’s Note: Zero-frequency transport properties of one-dimensional spin-1 / 2 systems [Phys. Rev. B 68, 134436 (2003)]
F. Heidrich-Meisner, A. Honecker, D. C. Cabra, and W. Brenig
Published 3 November 2003 (1 pages)
189901 [View PDF (7 kB) ]