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The mysterious changes in phases of matter – from solid to liquid and back again – have fascinated Eun-Ah Kim since she was in lower elementary school in South Korea. Without cold drinking water readi...
LiMII(IO3)3 (MII = Zn and Cd): Two Promising Nonlinear Optical Crystals Derived from a Tunable Structure Model of α‐LiIO3（图）
非线性 光学晶体 LiMII
2019/10/10
Excellent nonlinear optical materials simultaneously meet the requirements of large SHG response, phase‐matching capability, wide transparency windows, considerable energy band‐gap, good thermal stabi...
第16届铁电液晶国际会议（16th International Conference on Ferroelectric Liquid Crystals: Challenges in polar self-assembling systems）
第16届 铁电液晶 国际会议
2017/3/10
We are delighted to invite you to the 16th International Conference on Ferroelectric Liquid Crystals: Challenges in polar self-assembling systems. The series of International Conferences on Ferroelect...
Controlling the properties of matter in two-dimensional crystals
Controlling the properties two-dimensional crystals
2016/11/2
By creating atomic chains in a two-dimensional crystal, researchers at Penn State believe they have found a way to control the direction of materials properties in two- and three-dimensional crystals ...
We consider light trapping in photonic crystals in the weak material absorption limit. Using a rigorous electromagnetic approach, we show that the upper bound on the angle-integrated absorption enhanc...
Three-dimensional self-assembled photonic crystals with high temperature stability for thermal emission modification
Three-dimensional self-assembled photonic crystals temperature stability thermal emission modifi cation
2013/8/7
Selective thermal emission in a useful range of energies from a material operating at high temperatures is required for effective solar thermophotovoltaic energy conversion.Three-dimensional metallic ...
Studies of Optical Properties of Symmetrical Quasi-Periodic Photonic Crystals
Symmetrical Quasi-Periodic Photonic Crystals Hybrid Photonic Crystals Photonic Band Gap
2012/12/28
Using the transfer matrix method approach (TMM), the present paper attempts to determine the optical properties of quasi-periodic symmetric one-dimensional photonic systems. In addition, it studies hy...
Growth and Characterization of Ethylene Diamine Tetra Acetate (EDTA) Doped Lithium Sulphate Monohydrate Crystals
Nonlinear Optical Crystal Growth from Solution Characterization Semi Organic Material
2012/9/28
Nonlinear optical single crystals of Ethylene Diamine Tetra Acetate (EDTA) doped lithium sulphate monohydrate are successfully grown by using slow evaporation technique at room temperature with double...
Intensity Dependent Nonlinear Absorption in Direct and Indirect Band Gap Crystals under Nano and Picosecond Z-Scan
Direct and Indirect Band Gap Crystals Two Photon Absorption Three Photon Absorption Saturated Absorption
2012/6/28
The nonlinear absorption properties of direct (GaN) and indirect (CdI2) band gap crystals have been studied by using an open aperture Z-scan technique under fundamental (1064 nm) and frequency doubled...
Comparative Study of the One Dimensional Dielectric and Metallic Photonic Crystals
Transmission Metallic Photonic Crystals Dielectric Photonic Crystals Photonic Band Gap
2012/6/28
The optical transmission properties of two types of photonic crystals have been analyzed by using the transfer matrix method. The first one is the dielectric photonic crystal (DPC), and the second is ...
Efficient computation of equifrequency surfaces and density of states in photonic crystals using Dirichlet-to-Neumann maps
Efficient computation equifrequency surfaces photonic crystals Dirichlet-to-Neumann maps
2011/8/10
We present an efficient method for computing the equifrequency surfaces (EFSs) and density of states of a photonic crystal. The method is based on repeatedly solving a small nonlinear eigenvalue probl...
Influence of Photoexcitation Depth on Luminescence Spectra of Bulk GaAs Single Crystals and Defect Structure Characterization
Photoexcitation Luminescence Spectra Bulk GaAs Single Crystals Defect Structure Characterization
2011/6/3
The results of investigation of bulk GaAs photoluminescence are presented taken from near-surface layers of different thicknesses using for excitation the light with the wavelengths which are close bu...
Influence of photoexcitation depth on luminescence spectra of bulk GaAs single crystals: application to defect structure characterization
Photoexcitation Luminescence Spectra depth Bulk GaAs Single Crystals Defect Structure Characterization
2011/6/3
The results of investigation of bulk GaAs photoluminescence are presented taken from near-surface layers of different thicknesses using for excitation the light with the wavelengths which are close bu...
Complex k band diagrams of 3D metamaterial/photonic crystals
Complex k band diagrams 3D metamaterial photonic crystals
2011/5/31
A finite element method (FEM) for solving the complex valued k(w) vs. w dispersion curve of a 3D metamaterial/photonic crystal system is presented. This 3D method is a generalization of a previously r...
Further enhancement of light extraction efficiency of light-emitting diode with Ag film grown on photonic crystals
photonic crystal photonic bandgap light-emitting diode surface plasmon transmission
2010/8/23
Photonic bandgap of photonic crystals (PCs) and the effect of grating diffraction can be used to
improve the extraction efficiency of the light from a light-emitting diode (LED). The transmission
of...