Contents
2020
Volume: 29 Issue 9
82 Article(s)

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Active Brownian particles simulated in molecular dynamics
Wang Liya, Xu Xinpeng, Li Zhigang, and Qian Tiezheng
In the numerical studies of active particles, models consisting of a solid body and a fluid body have been well established and widely used. In this work, such an active Brownian particle (ABP) is realized in molecular dynamics (MD) simulations. Immersed in a fluid, each ABP consists of a head particle and a spherical
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
A novel method of constructing high-dimensional digital chaotic systems on finite-state automata
Zheng Jun, and Hu Han-Ping
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Coupling analysis of transmission lines excited by space electromagnetic fields based on time domain hybrid method using parallel technique
Ye Zhi-Hong, Wu Xiao-Lin, and Li Yao-Yao
We present a time domain hybrid method to realize the fast coupling analysis of transmission lines excited by space electromagnetic fields, in which parallel finite-difference time-domain (FDTD) method, interpolation scheme, and Agrawal model-based transmission line (TL) equations are organically integrated together. S
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
A double-layer heating method to generate high temperature in a two-stage multi-anvil apparatus
Peng Bo, Kou Zili, Zhao Mengxi, Jiang Mingli, Zhang Jiawei, Wang Yipeng, and Zhang Lu
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
A high performance fast-Fourier-transform spectrum analyzer for measuring spin noise spectrums
Tong Yu, Wang Lin, Zhang Wen-Zhe, Zhu Ming-Dong, Qin Xi, Jiang Min, Rong Xing, and Du Jiangfeng
A high performance fast-Fourier-transform (FFT) spectrum analyzer, which is developed for measure spin noise spectrums, is presented in this paper. The analyzer is implemented with a field-programmable-gate-arrays (FPGA) chip for data and command management. An analog-to-digital-convertor chip is integrated for analog
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Photoelectron imaging on vibrational excitation and Rydberg intermediate states in multi-photon ionization process of NH3 molecule
Sun Ya-Nan, Wang Yan-Hui, Song Le-Le, Du Hai-Bin, Wang Xiao-Chun, He Lan-Lai, Luo Si-Zuo, Yang Qin, Leng Jing, and Liu Fu-Chun
The ionization processes of NH3 molecule are studied by photoelectron velocity map imaging technique in a linearly polarized 400-nm femtosecond laser field. The two-dimensional photoelectron images from ammonia molecules under different laser intensities are obtained. In the slow electron region, the values of kinetic
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Precision measurements with cold atoms and trapped ions
Zhang Qiuxin, Wang Yirong, Zhu Chenhao, Wang Yuxin, Zhang Xiang, Gao Kuiyi, and Zhang Wei
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Resonance-enhanced two-photon ionization of hydrogen atom in intense laser field investigated by Bohmian-mechanics
Song Yang, Han Shu, Yang Yu-Jun, Guo Fu-Ming, and Li Su-Yu
Resonance enhanced two-photon ionization process of hydrogen atom via the resonant laser pulse is studied by Bohmian mechanics (BM) method. By analyzing the trajectories and energies of Bohmian particles (BPs), we find that under the action of high frequency and low intensity multi-circle resonant laser pulses, the ion
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Effects of temperature and pressure on OH laser-induced fluorescence exciting A–X (1,0) transition at high pressures
Tu Xiaobo, Wang Linsen, Qi Xinhua, Yan Bo, Mu Jinhe, and Chen Shuang
The effects of temperature and pressure on laser-induced fluorescence (LIF) of OH are numerically studied under the excitation of A–X (1,0) transition at high pressures. A detailed theoretical analysis is carried out to reveal the physical processes of LIF. It is shown that high pressure LIF measurements get greatly co
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Raman and infrared spectra of complex low energy tetrahedral carbon allotropes from first-principles calculations
Wang Hui, Zhang Ze-Yu, Cai Xiao-Wu, Liu Zi-Han, Zhang Yong-Xiang, Lv Zhen-Long, Ju Wei-Wei, Liu Hui-Hui, Li Tong-Wei, Liu Gang, Li Hai-Sheng, Yan Hai-Tao, and Feng Min
Up to now, at least 806 carbon allotropes have been proposed theoretically. Three interesting carbon allotropes (named Pbam-32, P6/mmm, and I4ˉ3d) were recently uncovered based on a random sampling strategy combined with space group and graph theory. The calculation results show that they are superhard and remarkably s
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Two-dimensionally controllable DSR generation from dumbbell-shaped mode-locked all-fiber laser
Dou Zhi-Yuan, Zhang Bin, Cai Jun-Hao, and Hou Jing
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Optical Field Manipulation
Hybrid vector beams with non-uniform orbital angular momentum density induced by designed azimuthal polarization gradient
Han Lei, Qi Shuxia, Liu Sheng, Li Peng, Cheng Huachao, and Zhao Jianlin
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Acoustic radiation force on thin elastic shells in liquid
Mo Run-Yang, Hu Jing, Chen Shi, and Wang Cheng-Hui
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Pre-warning information dissemination models of different media under emergencies
Chen Anying, Zhu Haoran, Ni Xiaoyong, and Su Guofeng
Pre-warning plays an important role in emergency handling, especially in urban areas with high population density like Beijing. Knowing the information dissemination mechanisms clearly could help us reduce losses and ensure the safety of human beings during emergencies. In this paper, we propose the models of pre-warni
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Gaussian process tomography based on Bayesian data analysis for soft x-ray and AXUV diagnostics on EAST
Chao Yan, Xu Liqing, Hu Liqun, Duan Yanmin, Wang Tianbo, Yuan Yi, and Zhang Yongkuan
This work presents the Gaussian process tomography (GPT) based on Bayesian data analysis and its applications in soft x-ray (SXR) and absolute extreme ultraviolet spectroscopy (AXUV) diagnostics on experimental advanced superconducting tokamak (EAST). This is the first application of the GPT method in the AXUV diagnost
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Effect of radio frequency bias on plasma characteristics of inductively coupled argon discharge based on fluid simulations
Sun Xiao-Yan, Zhang Yu-Ru, Chai Sen, Wang You-Nian, Chu Yan-Yan, and He Jian-Xin
A fluid model is employed to investigate the effect of radio frequency bias on the behavior of an argon inductively coupled plasma (ICP). In particular, the effects of ICP source power, single-frequency bias power, and dual-frequency bias power on the characteristics of ICP are simulated at a fixed pressure of 30 mTorr
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Research of influence of the additional electrode on Hall thruster plume by particle-in-cell simulation
Cao Xi-Feng, Liu Hui, and Yu Da-Ren
Hall thruster is an electric propulsion device for attitude control and position maintenance of satellites. The discharge process of Hall thruster will produce divergent plume. The plume will cause erosion, static electricity, and other interference to the main components, such as solar sailboard, satellite body, and t
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Novel compact and lightweight coaxial C-band transit-time oscillator
Deng Xiao-Bo, He Jun-Tao, Ling Jun-Pu, Deng Bing-Fang, Song Li-Li, Yang Fu-Xiang, and Xu Wei-Li
Compactness and miniaturization have become increasingly important in the development of high-power microwave devices. Based on this rising demand, a novel C-band coaxial transit-time oscillator (TTO) with a low external guiding magnetic field is proposed and analyzed. The proposed device has the following advantages:
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Effects of Re, Ta, andWin [110] (001) dislocation core of γ/γ′ interface to Ni-based superalloys: First-principles study
Zhu Chuanxi, and Yu Tao
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Analysis of overload-based cascading failure in multilayer spatial networks
Zhang Min, Wang Xiao-Juan, Jin Lei, Song Mei, and Liao Zhong-Hua
Many complex networks in real life are embedded in space and most infrastructure networks are interdependent, such as the power system and the transport network. In this paper, we construct two cascading failure models on the multilayer spatial network. In our research, the distance l between nodes within the layer obe
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Charge structure factors of doped armchair nanotubes in the presence of electron–phonon interaction
Rezania Hamed, and Azizi Farshad
We present the behaviors of both dynamical and static charge susceptibilities of doped armchair nanotubes using the Green function approach in the context of Holstein-model Hamiltonian. Specially, the effects of magnetization and gap parameter on the the plasmon modes of armchair nanotube are investigated via calculati
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Effect of annealing temperature on interfacial and electrical performance of Au–Pt–Ti/HfAlO/InAlAs metal–oxide–semiconductor capacitor
Guan He, Jiang Cheng-Yu, and Wang Shao-Xi
HfAlO/InAlAs metal–oxide–semiconductor capacitor (MOS capacitor) is considered as the most popular candidate of the isolated gate of InAs/AlSb high electron mobility transistor (HEMT). In order to improve the performance of the HfAlO/InAlAs MOS-capacitor, samples are annealed at different temperatures for investigating
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Epitaxial growth of antimony nanofilms on HOPG and thermal desorption to control the film thickness
Xing Shuya, Lei Le, Dong Haoyu, Guo Jianfeng, Cao Feiyue, Gu Shangzhi, Hussain Sabir, Pang Fei, Ji Wei, Xu Rui, and Cheng Zhihai
Group-V elemental nanofilms were predicted to exhibit interesting physical properties such as nontrivial topological properties due to their strong spin–orbit coupling, the quantum confinement, and surface effect. It was reported that the ultrathin Sb nanofilms can undergo a series of topological transitions as a funct
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Evolution of electrical and magnetotransport properties with lattice strain in La0.7Sr0.3MnO3 film
Ling Zhi-Bin, Zhang Qing-Ye, Yang Cheng-Peng, Li Xiao-Tian, Liang Wen-Shuang, Wang Yi-Qian, Yang Huai-Wen, and Sun Ji-Rong
In this paper, we investigate the effects of lattice strain on the electrical and magnetotransport properties of La0.7Sr0.3MnO3 (LSMO) films by changing film thickness and substrate. For electrical properties, a resistivity upturn emerges in LSMO films, i.e., LSMO/STO and LSMO/LSAT with small lattice strain at a low te
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
The drying of liquid droplets
Jiang Zechao, Yang Xiuyuan, Wu Mengmeng, and Man Xingkun
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
First-principles study of magnetism of 3d transition metals and nitrogen co-doped monolayer MoS2
Lin Long, Guo Yi-Peng, He Chao-Zheng, Tao Hua-Long, Huang Jing-Tao, Yu Wei-Yang, Chen Rui-Xin, Lou Meng-Si, and Yan Long-Bin
The electronic structures and magnetic properties of diverse transition metal (TM = Fe, Co, and Ni) and nitrogen (N) co-doped monolayer MoS2 are investigated by using density functional theory. The results show that the intrinsic MoS2 does not have magnetism initially, but doped with TM (TM = Fe, Co, and Ni) the MoS2 p
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Two ultra-stable novel allotropes of tellurium few-layers
Yan Changlin, Wang Cong, Zhou Linwei, Guo Pengjie, Liu Kai, Lu Zhong-Yi, Cheng Zhihai, Chai Yang, Pan Anlian, and Ji Wei
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Intercalation of van der Waals layered materials: A route towards engineering of electron correlation
Niu Jingjing, Zhang Wenjie, Li Zhilin, Yang Sixian, Yan Dayu, Chen Shulin, Zhang Zhepeng, Zhang Yanfeng, Ren Xinguo, Gao Peng, Shi Youguo, Yu Dapeng, and Wu Xiaosong
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Temperature-switching logic in MoS2 single transistors
Chen Xiaozhang, Gu Lehua, Liu Lan, Chen Huawei, Li Jingyu, Liu Chunsen, and Zhou Peng
Due to their unique characteristics, two-dimensional (2D) materials have drawn great attention as promising candidates for the next generation of integrated circuits, which generate a calculation unit with a new working mechanism, called a logic transistor. To figure out the application prospects of logic transistors,
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Dispersion of exciton-polariton based on ZnO/MgZnO quantum wells at room temperature
Zheng Huying, Chen Zhiyang, Zhu Hai, Tang Ziying, Wang Yaqi, Wei Haiyuan, and Shan Chongxin
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Band alignment of p-type oxide/ε-Ga2O3 heterojunctions investigated by x-ray photoelectron spectroscopy
Rao Chang, Fei Zeyuan, Chen Weiqu, Chen Zimin, Lu Xing, Wang Gang, Wang Xinzhong, Liang Jun, and Pei Yanli
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Physics in Neuromorphic Devices
Review of resistive switching mechanisms for memristive neuromorphic devices
Yang Rui
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Enhanced circular dichroism of TDBC in a metallic hole array structure
He Tiantian, Ye Qihui, and Song Gang
We investigate the enhanced chirality of chiral molecular J-aggregates (TDBC) by the propagating surface plasmons (PSPs) in the metallic hole array structure filled with TDBC. The two ends of the hole in the metal film form a low quality factor Fabry–Perot (FP) cavity, and this cavity confines PSPs. The resonant wavele
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Epitaxial synthesis and electronic properties of monolayer Pd2Se3
Fan Peng, Zhang Rui-Zi, Qi Jing, Li En, Qian Guo-Jian, Chen Hui, Wang Dong-Fei, Zheng Qi, Wang Qin, Lin Xiao, Zhang Yu-Yang, Du Shixuan, W A Hofer, and Gao Hong-Jun
Two-dimensional (2D) materials received large amount of studies because of the enormous potential in basic science and industrial applications. Monolayer Pd2Se3 is a fascinating 2D material that was predicted to possess excellent thermoelectric, electronic, transport, and optical properties. However, the fabrication of
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Entrainment mechanism of the cyanobacterial circadian clock induced by oxidized quinone
Li Ying, Zhang Guang-Kun, and Song Zi-Gen
The circadian clock is a self-sustained biological oscillator which can be entrained by environmental signals. The cyanobacteria circadian clock is the simplest one, which is composed of the proteins KaiA, KaiB and KaiC. The phosphorylation/dephosphorylation state of KaiC exhibits a circadian oscillator. KaiA and KaiB
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Recent advances, perspectives, and challenges in ferroelectric synapses
Tian Bo-Bo, Zhong Ni, and Duan Chun-Gang
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Recent advances in generation of terahertz vortex beams and their applications
Wang Honggeng, Song Qiying, Cai Yi, Lin Qinggang, Lu Xiaowei, Shangguan Huangcheng, Ai Yuexia, and Xu Shixiang
Last decade has witnessed a rapid development of the generation of terahertz (THz) vortex beams as well as their wide applications, mainly due to their unique combination characteristics of regular THz radiation and orbital angular momentum (OAM). Here we have reviewed the ways to generate THz vortex beams by two repre
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Oscillation of S5 helix under different temperatures in determination of the open probability of TRPV1 channel
Li Tie, Li Jun-Wei, Pang Chun-Li, An Hailong, Geng Yi-Zhao, and Wang Jing-Qin
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Crystallization and characteristics of {100}-oriented diamond with CH4N2S additive under high pressure and high temperature
Li Yong, Tan Debing, Wang Qiang, Xiao Zhengguo, Tian Changhai, and Chen Lin
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Tuning magnetic anisotropy by interfacial engineering in La2/3Sr1/3Co1 – xMnxO2.5 + δ/La2/3Sr1/3MnO3/La2/3Sr1/3Co1 – xMnxO2.5 + δtrilayers
Huang Hai-Lin, Zhu Liang, Zhang Hui, Zhang Jin-E, Han Fu-Rong, Song Jing-Hua, Chen Xiaobing, Chen Yuan-Sha, Cai Jian-Wang, Bai Xue-Dong, Hu Feng-Xia, Shen Bao-Gen, and Sun J-Rong
Grouping different oxide materials with coupled charge, spin, and orbital degrees of freedom together to form heterostructures provides a rich playground to explore the emergent interfacial phenomena. The perovskite/brownmillerite heterostructure is particularly interesting since symmetry mismatch may produce considera
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
A 3D biophysical model for cancer spheroid cell-enhanced invasion in collagen-oriented fiber microenvironment
Hai Miaomiao, Liu Yanping, Xiong Ling, Li Guoqiang, Wang Gao, Zhang Hongfei, Shuai Jianwei, Chen Guo, and Liu Liyu
The process of in situ tumors developing into malignant tumors and exhibiting invasive behavior is extremely complicated . From a biophysical point of view, it is a phase change process affected by many factors, including cell-to-cell, cell-to-chemical material, cell-to-environment interaction, etc. In this study, we c
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Dynamics and coherence resonance in a thermosensitive neuron driven by photocurrent
Xu Ying, Liu Minghua, Zhu Zhigang, and Ma Jun
A feasible neuron model can be effective to estimate the mode transition in neural activities in a complex electromagnetic environment. When neurons are exposed to electromagnetic field, the continuous magnetization and polarization can generate nonlinear effect on the exchange and propagation of ions in the cell, and
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Anomalous Josephson current in quantum anomalous Hall insulator-based superconducting junctions with a domain wall structure
Yan Qing, Zhou Yan-Feng, and Sun Qing-Feng
We theoretically study the Josephson effect in a quantum anomalous Hall insulator (QAHI) nanoribbon with a domain wall structure and covered by the superconductor. The anomalous Josephson current, the nonzero supercurrent at the zero superconducting phase difference, appears with the nonzero magnetization and the suita
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Determination of potassium sorbate and sorbic acid in agricultural products using THz time-domain spectroscopy
Jiang Yuying, Li Guangming, Lv Ming, Ge Hongyi, and Zhang Yuan
The aim of this study was to investigate the feasibility of detecting potassium sorbate (PS) and sorbic acid (SA) in agricultural products using THz time-domain spectroscopy (THz-TDS). The absorption spectra of PS and SA were measured from 0.2 to 1.6 THz at room temperature. The main characteristic absorption peaks of
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
An extended cellular automata model with modified floor field for evacuation
Qin Da-Hui, Duan Yun-Fei, Cheng Dong, Su Ming-Zhu, and Shao Yong-Bo
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
Asymmetric dynamic behaviors of magnetic domain wall in trapezoid-cross-section nanostrip
Ma Xiao-Ping, Piao Hong-Guang, Yang Lei, Kim Dong-Hyun, You Chun-Yeol, and Pan Liqing
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)
High performance Cu2O film/ZnO nanowires self-powered photodetector by electrochemical deposition
Guo Deshuang, Li Wei, Wang Dengkui, Meng Bingheng, Fang Dan, and Wei Zhipeng
Chinese Physics B
  • Publication Date: Jan. 01, 1900
  • Vol.29 Issue, 9 (2020)