Towards a Fermi Liquid Theory of the ν=1/2 State : Magnetized Composite FermionsThe Fermionic Chern-Simons approach has had remarkable success in the description of quantum Hall states at even denominator filling fractions ν=12m. In this paper we review a number of…Steven H. Simon·Aug 29, 1996SaveLearn
Theory for the giant magneto-optical Kerr rotation in CeSbWe calculate the linear magneto-optical Kerr rotation angle for CeSb in the near-infrared spectral range. Using an exact formula for large Kerr rotation angles and a simplified electronic structure…U. Pustogowa, W. Huebner, K. H. Bennemann·Aug 28, 1996SaveLearn
Exclusion statistics for fractional quantum Hall states on a sphereWe discuss exclusion statistics parameters for quasiholes and quasielectrons excited above the fractional quantum Hall states near ν=p/(2np+1). We derive the diagonal statistics parameters from the…S. B. Isakov, G. S. Canright, M. D. Johnson·Aug 28, 1996SaveLearn
Size, Shape and Low Energy Electronic Structure of Carbon NanotubesA theory of the long wavelength low energy electronic structure of graphite-derived nanotubules is presented. The propagating π electrons are described by wrapping a massless two dimensional Dirac…C. L. Kane, E. J. Mele·Aug 28, 1996SaveLearn
Unusual beats of the perpendicular-current giant magneto-resistance and thermopower of magnetic trilayersOscillations of the giant magnetoresistance (GMR) and thermo-electric power (TEP) vs. both the thickness of the non-magnetic spacer and also that of the ferromagnetic slabs are studied in the…S. Krompiewski, U. Krey·Aug 28, 1996SaveLearn
From Random Matrix Theory to Statistical Mechanics - Anyon GasMotivated by numerical experiments and studies of quantum systems which are classically chaotic, we take a Random Matrix description of a Hard-sphere gas to Statistical Mechanical description. We…Daniel Alonso, Sudhir R. Jain·Aug 28, 1996SaveLearn
Collective Modes and Electronic Spectral Function in Smooth Edges of Quantum Hall SystemsWe present a microscopic theory of the collective modes of a ``smooth'' edge of a quantum Hall system, showing under what conditions these modes can be described as a set of independent…Sergio Conti, Giovanni Vignale·Aug 28, 1996SaveLearn
Macroscopic Symmetry Group Describes Josephson Tunneling in Twinned CrystalsA macroscopic symmetry group describing the superconducting state of an orthorhombically twinned crystal of YBCO is introduced. This macroscopic symmetry group is different for different symmetries…M. B. Walker, J. Luettmer-Strathmann·Aug 28, 1996SaveLearn
Kinetics of Surfactant Adsorption at Fluid-Fluid InterfacesWe present a theory for the kinetics of surfactant adsorption at the interface between an aqueous solution and another fluid (air, oil) phase. The model relies on a free-energy formulation. It…H. Diamant, D. Andelman·Aug 28, 1996SaveLearn
Ground State Phases of the Doped 4-Leg t-J LadderUsing density matrix renormalization group techniques, we have studied the ground state of the 4-leg t-J ladder doped near half-filling. Depending upon J/t and the hole doping x, three types of…Steven R. White, D. J. Scalapino·Aug 28, 1996SaveLearn
Breathing Modes and Hidden Symmetry of Trapped Atoms in 2DAtoms confined in a harmonic potential show universal oscillations in 2D. We point out the connection of these ''breathing'' modes to the presence of a hidden symmetry. The underlying…L. P. Pitaevskii, A. Rosch·Aug 27, 1996SaveLearn
Applications of the density matrix renormalisation group to problems in magnetismWe review White's density matrix renormalisation group method, an increasingly popular method for the solution of low dimensional quantum Hamiltonians. We describe some applications to frustrated…G. A. Gehring, R. J. Bursill, T. Xiang·Aug 27, 1996SaveLearn
Interband effects in the c-axis optical conductivity in YBaCuOThe normal state optical conductivity is calculated for a layered metal with two layers per unit cell coupled through a transverse hopping matrix element t. The optical response involves an…W. A. Atkinson, J. P. Carbotte·Aug 27, 1996SaveLearn
Momentum distribution of liquid heliumWe have obtained the one--body density matrix and the momentum distribution n(p) of liquid 4He at T=3D0oK from Diffusion Monte Carlo (DMC) simulations, using trial functions optimized via the…Saverio Moroni, Gaetano Senatore, Stefano Fantoni·Aug 27, 1996SaveLearn
Shape Changes of Deformable Spherical Membranes with n-atic OrderWe present the existence of the Kosterlitz-Thouless (KT) transition for n-atic tangent-plane order on a deformable spherical surface and investigate the development of quasi-long range n-atic…Jeong-Man Park·Aug 27, 1996SaveLearn
Interplay among critical temperature, hole content, and pressure in the cuprate superconductorsWithin a BCS-type mean-field approach to the extended Hubbard model, a nontrivial dependence of Tc on the hole content per unit CuO2 is recovered, in good agreement with the celebrated…Giuseppe G. N. Angilella, Renato Pucci, Fabio Siringo·Aug 27, 1996SaveLearn
Mechanism for Magnetic Flux Generation in Grain Boundaries of YBCOThe spontaneously generated magnetic flux observed by Mannhart et. al. (1996) in 45 degree grain boundaries in YBCO was explained by them in terms of a d-wave superconducting order parameter and…M. B. Walker·Aug 27, 1996SaveLearn
Density-functional theory of freezing of quantum liquids at zero temperature using exact liquid-state linear responseWe apply density functional theory to study the freezing of superfluid 4He, charged bosons and charged fermions at zero temperature. We employ accurate Quantum Monte Carlo data for the…C. N. Likos, Saverio Moroni, Gaetano Senatore·Aug 27, 1996SaveLearn
Valence band spectroscopy in V-grooved quantum wiresWe present a combined theoretical and experimental study of the anisotropy in the optical absorption of V-shaped quantum wires. By means of realistic band structure calculations for these structures,…G. Goldoni, F. Rossi, E. Molinari et al.·Aug 27, 1996SaveLearn
Non-Fermi liquid behavior in an extended Anderson modelAn extended Anderson model, including screening channels (non-hybridizing, but interacting with the local orbit), is studied within the Anderson-Yuval approach, originally devised for the…Yu-Liang Liu, Zhao-Bin Su, Lu Yu·Aug 27, 1996SaveLearn
Correlation functions in the three-chain Hubbard ladderIn order to check whether odd-numbered Tomonaga-Luttinger ladders are dominated by antiferromagnetic correlations associated with gapless spin excitations, correlation functions of the doped…Takashi Kimura, Kazuhiko Kuroki, Hideo Aoki·Aug 27, 1996SaveLearn
g-on Mean Field Theory of the t-J ModelImplication of our recent proposal [J. Phys. Soc. Jpn. 65 (1996) 687] to treat large-amplitude gauge-field fluctuations around the slave-boson mean-field theory for the t-J model has been explored in…Flordivino Basco, Hiroshi Kohno, Hidetoshi Fukuyama et al.·Aug 26, 1996SaveLearn
Relations Between Markov Processes Via Local Time and Coordinate TransformationsThe Duru-Kleinert (DK) method of solving unknown path integrals of quantum mechanical systems by relating them to known ones does not apply to Markov processes since the DK-transform of a…A. Pelster, H. Kleinert·Aug 26, 1996SaveLearn
Friedel oscillations in the one-dimensional Kondo-lattice modelThe paramagnetic metallic phase of the one-dimensional Kondo lattice model is studied by the density-matrix renormalization- group method. We observe charge and spin Friedel oscillations. They…N. Shibata, K. Ueda, T. Nishino et al.·Aug 26, 1996SaveLearn
Dimensional Crossover in Quantum AntiferromagnetsThe dimensional crossover in a spin-S nearest neighbor Heisenberg antiferromagnet is discussed as it is tuned from a two-dimensional square lattice, of lattice spacing a, towards a spin chain by…Sudip Chakravarty·Aug 26, 1996SaveLearn