Contents
2020
Volume: 69 Issue 18
37 Article(s)

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Preface to the special topic: Nonlinear optics and devices of low-dimensional materials
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 180101-1 (2020)
Research progress of Rydberg many-body interaction
Zheng-Yuan Zhang, Tian-Yi Zhang, Zong-Kai Liu, Dong-Sheng Ding, and Bao-Sen Shi
The interaction of many-body quantum system is a critical problem to be solved in the field of quantum information science. Rydberg atoms have large dipole moment, enabling them to interact with others in a long range, thereby offering us a powerful tool for studying many-body quantum physics. Meanwhile, atoms in the g
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 180301-1 (2020)
Two-dimensional nanomaterials and their derivatives for laser protection
Zhi-Wei Liu, Bin Zhang, and Yu Chen
To achieve simultaneous protection against both pulsed and continuous wave (CW) or quasi-CW lasers, significant research effort has been devoted to the state-of-the-art optical limiting (OL) materials and processes in an attempt to achieve some measures of protection against such laser beams in the past decades. Two-di
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184201-1 (2020)
Bismuth nanosheets based saturable-absorption passively Q-switching mid-infrared single-crystal fiber laser
Qian-Qian Hao, Meng-Yu Zong, Zhen Zhang, Hao Huang, Feng Zhang, Jie Liu, Dan-Hua Liu, Liang-Bi Su, and Han Zhang
As a new two-dimensional material, bismuth nanosheet is an effective modulator for realizing a mid-infrared pulsed laser, which benefits from its suitable band gap, higher carrier mobility and better room temperature stability, as well as its excellent electrical and optical properties. The mid-infrared single-crystal
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184205-1 (2020)
Second harmonic generation of two-dimensional layered materials: characterization, signal modulation and enhancement
Zhou-Xiao-Song Zeng, Xiao Wang, and An-Lian Pan
Two-dimensionl (2D) layered transition metal dichalcogenides (TMDCs) have received great attention in integrated on-chip photonic and photoelectric applications due to their unique physical properties including indirect-to-direct optical bandgap transition, broad bandgap from visible band to near-infrared band, as well
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184210-1 (2020)
Research progress of low-dimensional semiconductor materials in field of nonlinear optics
Rui-Xue Bai, Jue-Han Yang, Da-Hai Wei, and Zhong-Ming Wei
Since the first ruby laser was invented, researchers have focused their attention on how to achieve a strong laser light source, which cannot be produced by the ordinary light sources. Since then, the rich and colorful characteristics of nonlinear optical materials have been discovered, such as the saturation absorptio
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184211-1 (2020)
Polarization-dependent nonlinear optical response in GeSe2
Hao Ouyang, Si-Yang Hu, Man-Ling Shen, Chen-Xi Zhang, Xiang-Ai Cheng, and Tian Jiang
Germanium diselenide (GeSe2), a layered IV-VI semiconductor, has an in-plane anisotropic structure and a wide band gap, exhibiting unique optical, electrical, and thermal properties. In this paper, polarization axis Raman spectrum and linear absorption spectrum are used to characterize the crystal axis orientation and
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184212-1 (2020)
All-optical devices based on two-dimensional materials
Yi-Quan Xu, and Cong Wang
The leap in communication technology in recent years has brought new challenges to the compactness, modulation speed, working bandwidth and control efficiency of modulation equipment. The discovery of graphene has led the two-dimensional materials to develop rapidly, and a series of new materials have continuously emer
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184216-1 (2020)
Experimental study on dissipative soliton fiber laser with dynamically tunable polarization trajectory
Chang Zhao, Qian-Qian Huang, Zi-Nan Huang, Li-Long Dai, Sergey Sergeyev, Aleksey Rozhin, and Cheng-Bo Mou
In this paper, a dissipative soliton mode-locked fiber laser is established based on carbon nanotube in order to study the polarization dynamics of dissipative soliton by using a commercial polarimeter. Under the pump power of 160 mW, stable dissipatives soliton are observed to have a limited cycle polarization traject
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184218-1 (2020)
Advances in improved photoluminescence properties of all inorganic perovskite nanocrystals via metal-ion doping
Peng Yu, Sheng Cao, Ruo-Sheng Zeng, Bing-Suo Zou, and Jia-Long Zhao
Metal halide perovskite nanocrystals (NCs) have attracted great attention in the fields of light-emitting diodes, lasers, X-ray imaging, solar cells and photoelectric detectors due to their excellent optoelectronic properties. Compared with organic-inorganic hybrid perovskite NCs, all inorganic perovskite CsPbX3 (X = C
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 187801-1 (2020)
Ultrafast pulse lasers based on two-dimensional nanomaterial heterostructures as saturable absorber
Hui Long, Jian-Wei Hu, Fu-Gen Wu, and Hua-Feng Dong
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 188102-1 (2020)
Ag@SiO2 coupled structure’s design and regulation and control of response to thin film solar cells
Bu-Qing Gong, Xiao-Yu Chen, Wei-Peng Wang, Zhi-Ye Wang, Hua Zhou, and Xiang-Qian Shen
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 188801-1 (2020)
Ultrafast optical switches and pulse lasers based on strong nonlinear optical response of plasmon nanostructures
Duo-Duo Zhang, Xiao-Feng Liu, and Jian-Rong Qiu
Nonlinear optical (NLO) effects are ubiquitous in the interaction of light with different materials. However, the NLO responses of most materials are inherently weak due to the small NLO susceptibility and the limited interaction length with the incident light. In plasmonic nanostructures the optical field is confined
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 189101-1 (2020)
Research progress of terahertz semiconductor optical frequency combs
Xiao-Yu Liao, Jun-Cheng Cao, and Hua Li
Optical frequency comb consists of a series of equally spaced and highly stable frequency lines. Due to the advantages of the ultra-high frequency stability and ultra-low phase noise, the optical frequency combs have important applications in high precision spectroscopy, imaging, communications, etc. In the terahertz f
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 189501-1 (2020)
Topological phase transition based on structure reversal of two-dimensional photonic crystals and construction of topological edge states
Yun-Tuan Fang, Zhang-Xin Wang, Er-Pan Fan, Xiao-Xue Li, and Hong-Jin Wang
Two kinds of two-dimensional photonic crystal with hexagonal honeycomb lattices are constructed in which the scatterer and the matrix materials are reversed. Due to the symmetry of special point group, the lattices have p and d orbitals in the center of Brillouin region, which are similar to those in the electronic sys
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184101-1 (2020)
Multiple aperture underwater imaging algorithm based on polarization information fusion
Bin Liu, Peng-Xiang Zhao, Xia Zhao, Yue Luo, and Li-Chao Zhang
Underwater optical imaging is the key technology to explore the underwater mystery. However, due to the absorption and backscattering effects of the media in the underwater environment, the image acquired by the detector will be severely degraded. In order to obtain the effective underwater scene information, it is nec
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184202-1 (2020)
Interaction between spoof localized surface plasmon and terahertz vortex beam
Yi-Fan Ge, Yi-Ping Wu, Xiao-Fei Zang, Ying-Hao Yuan, and Lin Chen
We theoretically and experimentally investigate a method of exciting multipole plasmons, including terahertz dark spoof localized surface plasmon (Spoof-LSP) modes, by using normally incident terahertz vortex beam. The vortex beam with angular intensity profile and phase singularities, has well-defined angular momentum
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184203-1 (2020)
Filter cavity design and length measurement for preparing Schrödinger cat state
Ze-Hui Zhai, Wen-Jing Hao, Jian-Li Liu, and Xi-Ya Duan
Optical Schr?dinger cat state is not only one of the basic elements of quantum mechanics, but also a pivotal resource of continuous-variable quantum information. The non-Gaussian operation in its preparation can also be a key technology in distilling continuous-variable squeezing and entanglement. In the experimental p
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184204-1 (2020)
Tuning optical force of dielectric/metal core-shell placed above Au film
Jia-Chen Zhang, Wei-Xing Yu, Fa-Jun Xiao, and Jian-Lin Zhao
Manipulating the core-shell structure with the optical force has been extensively studied, giving birth to applications such as particle sorting, biomarkers and drug delivery. Tailoring the optical force exerted on the core-shell above the metallic film remains unexplored, despite the obvious benefits for both fundamen
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184206-1 (2020)
Analysis of frequency tuning process of dual coupled optical microcavities
Xin Xu, Xue-Ying Jin, Hao-Ran Gao, Jie Cheng, Yang Lu, Dong Chen, and Lian-Dong Yu
Different frequency detuning can excite different working mode in a dual coupled optical microcavities. Based on the nonlinear Schr?dinger equations of dual coupled field, and by using the split-step Fourier method, the optical field evolution in the microcavities is analyzed under the condition of both positive and ne
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184207-1 (2020)
530 W all-fiber continuous-wave Tm-doped fiber laser
In the past decades, thulium-doped fiber lasers (TDFLs) operating in an eye-safe range have attracted considerable attention, for they have extensive applications such as LIDAR, free space communication, medical diagnostics and pumping source for holmium-doped fiber laser or optical parameter oscillator. In this paper,
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184209-1 (2020)
Building vertical gold nanorod arrays to enhance upconversion luminescence of β-NaYF4: Yb3+/Er3+ nanocrystals
Wei Gao, Bo-Yang Wang, Qing-Yan Han, Shan-Shan Han, Xiao-Tong Cheng, Chen-Xue Zhang, Ze-Yu Sun, Lin Liu, Xue-Wen Yan, Yong-Kai Wang, and Jun Dong
The plasmon resonance effect is one of the effective ways to enhance the upconversion (UC) luminescence, which is realized by enhancing the electromagnetic field from incident light interacting with free electrons of AuNRs surface. In this work, a series of GVA@SiO2@NaYF4:Yb3+/Er3+ composite structures with different t
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184213-1 (2020)
Photonic crystal heterostructure with self-collimation effect for broad-band asymmetric optical transmission
Hong-Ming Fei, Shuai Yan, Yu-Cheng Xu, Han Lin, Min Wu, Yi-Biao Yang, Zhi-Hui Chen, Yuan Tian, and Ya-Min Zhang
Recently, quantum computing and information processing based on photons has become one research frontier, attracting significant attentions. The optical asymmetric transmission devices (OATD), having similar function to the diode in electric circuitry, will find important applications. In particular, the OATDs based on
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184214-1 (2020)
Effect of laser illumination conditions on focusing performance of super-oscillatory lens
Kang Liu, Tao He, Tao Liu, Guo-Qing Li, Bo Tian, Jia-Yi Wang, and Shu-Ming Yang
Super-oscillatory lens (SOL), a new type of planar optical element developed in recent years, may play an important role in the integrated optics, microscopy, advanced sensor, and astronomy. Based on the vectorial angular spectrum theory and genetic algorithm, both binary amplitude-type and phase-type SOLs are designed
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184215-1 (2020)
High sensitivity fiber displacement sensor based compound ring laser cavity with linear variation of beat frequency signal
Jing Tian, Mei-Jiang Hou, Yang Jiang, Hong-Xu Zhang, Guang-Fu Bai, and Hao Feng
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184217-1 (2020)
Acoustic cavitation characteristics of mixed bubble groups composed of different types of bubbles
Qinghim, and Naranmandula
In this paper, we observe and record the phenomenon of multi-bubble sonoluminescence in phosphoric acid solution which helium is injected into. It is found that a large number of cavitation bubbles are produced in the solution, which can form bubble groups with different shapes and structures, among them the spherical
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184301-1 (2020)
Two-dimensional ultrasonic plastic welding system based on phononic crystal dislocation theory
Ji-Yan Lin, and Shu-Yu Lin
When the lateral dimension of the tool head is close to or greater than a quarter of the longitudinal wave length, the tool head will produce severe lateral vibration. The coupling of the lateral vibration and the longitudinal vibration makes the amplitude distribution of the tool head’s radiation surface uneven, which
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184302-1 (2020)
Mechanism of longitudinal magnetic field suppressed Richtmyer-Meshkov instability
Sha Sha, Huan-Hao Zhang, Zhi-Hua Chen, Chun Zheng, Wei-Tao Wu, and Qi-Chen Shi
Based on the ideal magneto-hydro-dynamic equations (MHD) and adopting the CTU (Corner Transport Upwind) + CT (Constrained Transport) algorithm, the Richtmyer-Meshkov (RM) instability of the Gaussian distribution R22 gas column generated by the interaction of a planar shock wave with the gas column in the presence of ma
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184701-1 (2020)
Phenomenon study on heat induced atomization of acoustic levitated methanol droplet
Yan-Ju Wei, Jie Zhang, Sheng-Cai Deng, Ya-Jie Zhang, Ya-Jing Yang, Sheng-Hua Liu, and Hao Chen
Atomization of droplets is ubiquitous in many natural and industrial processes, such as falling rain drops, inkjet printing, fuel injection in automotive and gas-turbine engines. Acoustic irradiation provides a very effective method of atomizing fluid. However, the acoustic atomization of acoustically levitated droplet
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184702-1 (2020)
Axially-distributed bubble-bubble interaction under a coustic excitation in pipeline
Xiang Li, Yong Chen, Hao Feng, and Lei Qi
Acoustically-excited bubble dynamics is the foundation of pipeline bubble detection based on acoustic technology. Due to the existence of multiple bubbles in pipeline flow, the Bjerknes forces among arbitrary bubbles under acoustic excitation may enforce bubble-bubble interaction and then change the features of bubble
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 184703-1 (2020)
Time-resolved spectral characteristics of SF6 plasma under femtosecond laser-guided high-voltage discharge
Yun-Gang Zhang, Huang-Tao Liu, Qiang Gao, Zhi-Feng Zhu, Bo Li, and Yong-Da Wang
SF6 is widely used in gas insulated switchgear due to its excellent insulating and arcing performance. SF6 arc plasma has been extensively studied, but time-resolved spectral characteristics of SF6 arc plasma have not been reported. In this paper, the optical filament generated from focused femtosecond laser is used to
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 185201-1 (2020)
Migration characteristics of droplet condensation on end surface of single-finger microgripper
Zeng-Hua Fan, Wei-Bin Rong, Zi-Xiao Liu, Jun Gao, and Ye-Bing Tian
Liquid droplet is a prerequisite for micro-robot based on liquid medium. The investigation of the migration characteristics of condensed droplets on the end surface of a single-finger microgripper is of significance for obtaining stable droplets. The principle of flexible operation for micro-components using droplet co
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 186801-1 (2020)
Preparation and ferroelectric domain structure of micro-scale piezoelectric array fabricated by Mn doped Pb(In1/2Nb1/2)O3-Pb(Mg1/3Nb2/3)O3-PbTiO3single crystal
Ju-Shan Wang, Jin-Peng Ma, Xiang-Yong Zhao, Ming-Zhu Chen, Fei-Fei Wang, Tao Wang, Yan-Xue Tang, Wei Cheng, Di Lin, and Hao-Su Luo
Relaxor ferroelectric single crystal piezoelectric materials have become the core components of new piezoelectric devices such as ultrasonic transducers used in high-end medical ultrasound diagnostic and therapeutic equipment. High-element density array technology and micro-electro-mechanical systems have developed rap
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 187701-1 (2020)
Data traffic capability of double-layer network based on coupling strength
Jin-Long Ma, Chang-Feng Du, Wei Sui, and Xiang-Yang Xu
The two-layer network model offers us a new viewpoint to observe the traffic dynamics of multilayer network systems. An efficient coupling mechanism is of great importance for alleviating the traffic congestion on two-layer networks. In order to reduce the network congestion and improve network transmission performance
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 188901-1 (2020)
Characteristics and mechanism of a triggered lightning with two polarity reversals of charges transferred to ground
Guo-Ying Tang, Zhu-Ling Sun, Ru-Bin Jiang, Feng-Quan Li, Ming-Yuan Liu, Kun Liu, and Xiu-Shu Qie
Characteristics of a triggered bipolar lightning flash obtained in the Shandong triggering lightning experiment (SHATLE) are analyzed based on simultaneous observation results of lightning very high frequency (VHF) interferometer map, channel-base current, fast electric field change and high-speed optical images. The f
Acta Physica Sinica
  • Publication Date: Sep. 20, 2020
  • Vol. 69, Issue 18, 189201-1 (2020)