搜索结果: 1-15 共查到“物理学 ordering”相关记录23条 . 查询时间(0.059 秒)
Critical entropies for magnetic ordering in bosonic mixtures on a lattice
Simulation worm algorithm 3 d optical lattice temperature system antiferromagnetic particles
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2014/12/18
We perform a numeric study (Worm algorithm Monte Carlo simulations) of ultracold two-component bosons in two- and three-dimensional optical lattices. At strong enough interactions and low enough tempe...
Dynamical Ordering and Directional Locking For Particles Moving Over Quasicrystalline Substrates
Dynamical Ordering Directional Locking Quasicrystalline Substrates
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2010/11/24
We use molecular dynamics simulations to study the driven phases of particles such as vortices
or colloids moving over a decagonal quasiperiodic substrate. In the regime where the pinned states have ...
Electrodynamic Response of the Charge Ordering Phase: Dielectric and Optical Studies of alpha-(BEDT-TTF)2I3
Electrodynamic Response of the Charge Ordering Phase Dielectric Optical Studies
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2010/11/25
We report on the anisotropic response, the charge and lattice dynamics of normal and hargeordered phases with horizontal stripes in single crystals of the organic conductor -(BEDT-TTF)2I3 determined ...
Comprehensive transport studies of anisotropy and ordering phenomena in quasi-one-dimensional (TMTTF)2X salts (X = PF6, AsF6, SbF6; BF4, ClO4, ReO4)
Comprehensive transport studies of anisotropy ordering phenomena
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2010/11/22
The temperature dependent dc resistivity of the quasi-one-dimensional organic salts (TMTTF)2X
(X = PF6, AsF6, SbF6; BF4, ClO4, ReO4) has been measured in all three crystal directions in order to inve...
Antiferromagnetic ordering in the absence of a structural distortion in Ba(Fe{1-x}Mn{x})2As2
Stripe Antiferromagnetic structural distortio
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2010/11/22
Neutron and x-ray diffraction studies of Ba(Fe1−xMnx)2As2 for low doping concentrations (x 6 0.176)reveal that at a critical concentration, 0.102 < x < 0.118, the tetragonal-to orthorhombic tran...
Commensurate antiferromagnetic ordering in Ba(Fe{1-x}Co{x})2As2 determined by x-ray resonant magnetic scattering at the Fe K-edge
Commensurate antiferromagnetic x-ray resonant magnetic Fe K-edge
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2010/11/22
We describe x-ray resonant magnetic diffraction measurements at the FeK-edge of both the parent BaFe2As2 and superconducting Ba(Fe0.953Co0.047)2As2 compounds. From these high-resolution measurements w...
Effect of charge ordering on superconductivity in high-temperature superconductors
charge ordering high-temperature superconductors
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2010/11/19
It is shown that charge ordering in layered crystalline metals causes an increase in the normal
state energy of the conducting layers. If this increase in the energy exceeds the difference between th...
Pressure-temperature phase diagram of charge ordering in Nd1/2Sr1/2MnO3
Pressure-temperature phase diagram Nd1/2Sr1/2MnO3
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2010/11/17
We observe how the charge-ordering temperature TCO of Nd1/2Sr1/2MnO3 decreases with the external pressure p from 160 K at p = 0 down to 30 K at p ≃ 4.5 GPa, by measuring the
values p, T where t...
Antiferromagnetic ordering in EuPtGe$_3$ single crystal
EuPtGe3 non-centrosymmetric antiferromagnetism resistivity
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2010/11/25
Magnetic properties of single crystalline EuPtGe3, crystallizing in the non-centrosymmetric BaNiSn3-type crystal strcuture have been studied by means of magnetisation, electrical resistivity, heat cap...
Rapidly fluctuating orbital occupancy above the orbital ordering transition in spin-gap compounds
Rapidly fluctuating orbital orbital ordering spin-gap compounds
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2010/11/19
Several spin systems with low dimensionality develop a spin-dimer phase within a molecular orbital below TS, competing with long-range antiferromagnetic order. Very often, preferential orbital occupan...
Time Ordering Effects on Hydrogen Zeeman-Stark Line Profiles in Low-Density Magnetized Plasmas
Time Ordering Low-Density Magnetized Plasmas Hydrogen
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2009/9/4
Stark broadening of hydrogen lines is investigated in low-density magnetized plasmas, at typical conditions of magnetic fusion experiments. The role of time ordering is assessed numerically, by using ...
Normal Ordering Solution to Quantum Dissipation and Its
Induced Decoherence
normal ordering technique quantum decoherence
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2007/8/15
2001Vol.36No.3pp.331-334DOI:
Normal Ordering Solution to Quantum Dissipation and Its
Induced Decoherence
JIN Guang-Ri,1 ZHOU Duan-Lu,1 LIU Yu-Xi,2
YI Xue-Xi1 and SUN Chang-Pu1
...
Generalized Weyl Ordering and Nonlinear Coherent States
nonlinear coherent states generalized Weyl ordering
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2007/8/15
2002Vol.38No.6pp.729-732DOI:
Generalized Weyl Ordering and Nonlinear Coherent States
FAN Hong-Yi
Department of Physics, Shanghai Jiao Tong University, Shanghai 200030, C...
Gauge Transformation and Constraint Induced Operator Ordering for
Charged Rigid Planar Rotator in Uniform Magnetic Field
operator ordering gauge transformation quantum mechanics
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2007/8/15
2006Vol.46No.5pp.843-844DOI:
Gauge Transformation and Constraint Induced Operator Ordering for
Charged Rigid Planar Rotator in Uniform Magnetic Field
LAI Mei-Mei, WANG Xin, XIAO Y...
New Bosonic Operator Ordering Identities Gained by the Entangled State
Representation and Two-Variable Hermite Polynomials
operator ordering entangled state two-variable Hermite polynomials
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2007/8/15
2002Vol.38No.3pp.297-300DOI:
New Bosonic Operator Ordering Identities Gained by the Entangled State
Representation and Two-Variable Hermite Polynomials
FAN Hong-Yi1,2 and FAN Yue2...