Search Results - "Niu, Kaikun"

Optimization of the Artificially Anisotropic Parameters in WCS-FDTD Method for Reducing Numerical Dispersion by Niu, Kaikun, Huang, Zhixiang, Li, Minquan, Wu, Xianliang

“…A 3-D artificial anisotropy weakly conditionally stable finite-difference time-domain (AA-WCS-FDTD) method is presented to reduce the dispersion error without…”
Get full text

Dual Quasi-Bound States in the Continuum Modes for Optical Activity Manipulation by Shen, Dongfang, Ren, Xingang, Ci, Qing, Niu, Kaikun, Wang, Siliang, Huang, Zhixiang

“…Quasi-bound states in the continuum (quasi-BIC) are a particular resonant state, which can be regulated by the degree of symmetry breaking in nanostructures…”
Get full text

The Influence of the Emission Source on Outcoupling and Directivity of Patterned Perovskite Light-Emitting Diodes by Ci, Qing, Ren, Xingang, Yan, Yeqiang, Ren, Hao, Niu, Kaikun, Sun, Guoxing, Huang, Zhixiang, Wu, Xianliang

“…The perovskite light-emitting diodes (PeLEDs) have attracted considerable research interests in recent years due to their decent and tunable optoelectronic…”
Get full text

Coupling of Gain Medium and Extraordinary Optical Transmission for Effective Loss Compensation by Niu, Kaikun, Huang, Zhixiang, Fang, Ming, Li, Minquan, Li, Xuanhua, Wu, Xianliang

“…Gain mediums attract much attention due to their excellent amplification characteristics. However, the potential applications of gain mediums are severely…”
Get full text

An Optimized 3-D HIE-FDTD Method With Reduced Numerical Dispersion by Niu, Kaikun, Huang, Zhixiang, Ren, Xingang, Li, Minquan, Wu, Bo, Wu, Xianliang

“…Fast and accurate modeling of scatters with fine structural feature in one or two directions has significant practical and scientific importance. To fill such…”
Get full text

A Unified Dispersive Media and PML FDTD Formulation Based on the Matrix Exponential Method by Zhu, Guocui, Li, Minquan, Li, Yingsong, Huang, Zhixiang, Wu, Xianliang, Elsherbeni, Atef Z., Niu, Kaikun

“…A unified dispersive media and perfect matching layer (PML) finite-difference time-domain (FDTD) formulation based on the matrix exponential (ME) method is…”
Get full text

A Stochastic FDTD Algorithm for Uncertainty Quantification of Electromagnetic-Thermal Simulation by Niu, Kaikun, Xiao, Zijing, Xie, Guoda, Ren, Xingang, Li, Yingsong, Huang, Zhixiang, Wu, Xianliang, Elsherbeni, Atef Z.

“…This article introduces a computational approach that utilizes the stochastic finite-difference time-domain (S-FDTD) method to solve problems involving both…”
Get full text

High-Order ME-CFS-PML Implementations for Terminating the FDTD Domain Composed of Arbitrary Media by Zhu, Guocui, Niu, Kaikun, Li, Minquan, Li, Yingsong, Ren, Xingang, Xie, Guoda, Huang, Zhixiang, Wu, Xianliang, Elsherbeni, Atef Z.

“…An arbitrary high-order matrix exponential (ME) complex frequency-shift (CFS) perfect matched layer (PML) algorithm is proposed for truncating the simulation…”
Get full text

Transient Electromagnetic-Thermal Co-Simulation of Microwave/RF Integrated Circuits by the HIE-FDTD Method by Niu, Kaikun, Zhang, Wenkai, Li, Minquan, Ren, Xingang, Li, Yingsong, Huang, Zhixiang, Wu, Bo, Wu, Xianliang, Elsherbeni, Atef Z.

“…In this article, we present an efficient transient electromagnetic-thermal co-simulation solver based on the hybrid implicit-explicit finite-difference…”
Get full text

Extension of FLOD-FDTD Method for Multiterm Modified Lorentz Model by Xie, Guoda, Hou, Guilin, Xu, Ke, Niu, Kaikun, Feng, Naixing, Li, Yingsong, Huang, Zhixiang, Elsherbeni, Atef Z.

“…The numerical superiority of the unconditionally stable fundamental locally one-dimensional finite-difference time-domain (FLOD-FDTD) method has been proved in…”
Get full text

An Efficient 3-D Stochastic HIE-FDTD Algorithm for Investigation of Statistical Variation in Electromagnetic Field by Niu, Kaikun, Huang, Zhixiang, Ren, Xingang, Xu, Ke, Li, Minquan, Wu, Xianliang, Li, Ping, Jiang, Lijun, Bagci, Hakan

“…We propose a stochastic hybrid implicit-explicit finite-difference time-domain method (S-HIE-FDTD) to compute the mean and variance of the electromagnetic (EM)…”
Get full text

An optimized artificially anisotropic WCS-FDTD method with reduced numerical dispersion by Kaikun Niu, Zhixiang Huang, Minquan Li, Xianliang Wu

“…A three-dimensional artificial anisotropy weakly conditionally stable finite-difference time-domain (AA-WCS-FDTD) method is presented to reduce the dispersion…”
Get full text

Investigation of broadband terahertz generation from metasurface by Fang, Ming, Niu, Kaikun, Huang, Zhiaxiang, Sha, Wei E I, Wu, Xianliang, Koschny, Thomas, Soukoulis, Costas M

“…The nonlinear metamaterials have been shown to provide nonlinear properties with high nonlinear conversion efficiency and in a myriad of light manipulation…”
Get full text

An artificial anisotropy WCS-FDTD method by Kaikun Niu, Bo Wu, Zhixiang Huang, Xianliang Wu

“…In this letter, we present a three-dimensional (3-D) artificial anisotropy weakly conditional stability finite-difference time-domain (WCS-FDTD) method to…”
Get full text

Extraordinary optical transmission coupled to a gain medium through periodic arrays of subwavelength apertures by Kaikun Niu, Zhixiang Huang, Xianliang Wu

“…In this letter, the amplification of extraordinary optical transmission (EOT) phenomena in periodic arrays of subwavelength apertures incorporating gain media…”
Get full text

Millimeter-Wave Ultra-Wideband Circularly Polarized OMD Antenna Array Based on Dual-Mode Sequential Rotated Feeding by Wang, Chao, Huang, Zhixiang, Xu, Guanghui, Li, Minquan, Xie, Guoda, Niu, Kaikun, Li, Yingsong, Ding, Dawei, Wang, Wei, Wu, Xianliang, Yin, Wen-Yan

“…In this paper, a novel ultra-wideband circularly polarized (CP) orthogonal magnetic dipole (OMD) antenna array with a dual-mode sequential rotation feeding…”
Get full text

Linear and nonlinear spin-orbital coupling in golden-angle spiral quasicrystals by Niu, Kaikun, Fang, Ming, Ren, Xingang, Huang, Zhixiang, Ren, Hao, Wu, Xianliang, Sha, Wei E I

“…The appealing characteristics of quasi-crystalline nanostructure offer tremendous possibilities to tailor the transmission of the angular momenta. Moreover,…”
Get full text

A theoretical analysis of quantum-corrected model in metal nanowire dimer by Kaikun Niu, Bo Wu, Zhixiang Huang

“…Using a quantum-corrected model, the optical cross section of a strongly coupled metallic nanowire dimer for variable separation widths of the junction between…”
Get full text

Study on the nonlocal surface plasmon resonance properties of Au nanotubes by Lihua Wang, Zhixiang Huang, Kaikun Niu, Ruo Sun, Xianliang Wu

“…The optical properties of nanostructures with nonlocal effects is analysied by the finite element method method. The nonlocal effects can be described by a…”
Get full text

The self-consistent model incorporating the gain into a dispersive metamaterial nanostructure by Zhixiang Huang, Yongkang Zhang, Min Fang, Kaikun Niu, Xingang Ren, Xianliang Wu

“…A self-consistent model incorporating the gain into a dispersive metamaterial nanostructure was proposed and numericallysolved by parallel FDTD method. We…”
Get full text