搜索结果: 1-13 共查到“理论物理学 crystals”相关记录13条 . 查询时间(0.158 秒)
Effective speed of sound in phononic crystals.
On the effective shear speed in 2D phononic crystals
2D phononic crystals antiplane shear-wave speed Mathematical Physics
2011/7/26
On the effective shear speed in 2D phononic crystals.
The helical phase of chiral nematic liquid crystals as the Bianchi VII(0) group manifold
chiral nematic liquid crystals the Bianchi VII(0) group manifold Soft Condensed Matter
2011/7/27
Abstract: We show that the optical structure of the helical phase of a chiral nematic is naturally associated with the Bianchi VII(0) group manifold. The Joets-Ribotta metric governing propagation of ...
Spatial entanglement in optical parametric oscillators with photonic crystals
entanglement optical parametric oscillators photonic crystals
2010/11/8
The effects of an intracavity photonic crystal in a multimode optical parametric oscillator are studied, with a special focus on quantum fluctuations. The capability to either stimulate or inhibit the...
Electron transport and anisotropy of the upper critical magnetic field in a Ba0.68K0.32Fe2As2 single crystals
Electron transport anisotropy of the upper critical magnetic field
2010/11/17
Early work on the iron-arsenide compounds supported the view, that a reduced dimensionality might be a necessary prerequisite for high–Tc superconductivity. Later, however, it was found that the zero-...
Simulation studies and spectroscopic measurements of a position sensitive detector based on pixelated CdTe crystals
spectroscopic measurements position sensitive detector pixelated CdTe crystals
2010/11/16
Simulation studies and spectroscopic measurements are presented regarding the development of a pixel multilayer CdTe detector under development in the context of the COCAE project. The instrument wil...
The electrical conduction mechanisms and thermoelectric power of SnSe single crystals
SnSe Single crystal Hall Coefficient thermoelectric power
2010/4/8
Single crystals of SnSe were prepared in our laboratory by a special modified Bridgman technique. Measurements of the electrical conductivity and Hall effect between 141 K and 553 K were carried out o...
High-Dimensional Nonlinear Envelope Equations and
Nonlinear Localized Excitations in Photonic Crystals
photonic crystal dromion
2007/8/15
2006Vol.46No.1pp.149-154DOI:
High-Dimensional Nonlinear Envelope Equations and
Nonlinear Localized Excitations in Photonic Crystals
HANG Chao and HUANG Guo-Xiang
Departm...
Soliton Properties of Light Pulses on the Surface of Ionic
Crystals Generated by Strong Nonlinear Effects
soliton polariton light pulse
2007/8/15
2003Vol.39No.3pp.345-348DOI:
Soliton Properties of Light Pulses on the Surface of Ionic
Crystals Generated by Strong Nonlinear Effects
NIU Jia-Sheng1,2 and MA Ben-Kun1
1...
Effect of Disclination Lines on Free Energy of Nematic Liquid Crystals
director field disclination line free energy saddle-splay bifurcation
2007/8/15
2005Vol.44No.2pp.213-222DOI:
Effect of Disclination Lines on Free Energy of Nematic Liquid Crystals
YANG Guo-Hong,1
ZHANG Hui,2 TIAN Li-Jun,1 WANG Yu-Sheng,1 and DUAN Yi-Shi3
...
Theoretical Studies of Electron Paramagnetic Resonance
Parameters for Cr4+ Ions in Ca2GeO4 Crystals
crystal- and ligand-field theory electron paramagnetic
resonance charge-transfer mechanism optical spectroscopy tunable laser crystal
2007/8/15
2005Vol.43No.2pp.337-340DOI:
Theoretical Studies of Electron Paramagnetic Resonance
Parameters for Cr4+ Ions in Ca2GeO4 Crystals
WU Xiao-Xuan,1,2,3 ZHENG Wen-Chen,1,3 and MEI
Yan...
Contribution of Disclination Lines to Free Energy of
Liquid Crystals in Single-Elastic Constant Approximation
director field disclination line free energy Lagrangian multiplier
2007/8/15
2004Vol.42No.2pp.185-188DOI:
Contribution of Disclination Lines to Free Energy of
Liquid Crystals in Single-Elastic Constant Approximation
YANG Guo-Hong,1 WANG Yu-Sheng,1 and DUAN...
Change of Birefringence in Dye-Doped Nematic Liquid Crystals Under Laser Illumination
Dye-doped liquid crystals Transmittance Birefringence Molecular reorientation
2010/4/13
Birefringence property of E7 nematic liquid crystal is investigated via voltage dependent transmittance spectrums. Measurements are performed at wavelength 632.8 nm, which is the absorbance peak of ou...