Transition and tunability of bound states in the continuum in metastructures composed of subwavelength gratings and distributed Bragg reflectors [0.03%]
由亚波长光栅和分布式布喇格反射镜组成的元结构中连续谱束缚态的转变与调控机制研究
Bo Yang,Chenxi Hao,Minglu Wang et al.
Bo Yang et al.
Metastructures that are composed of high-contrast gratings (HCGs) and distributed Bragg reflectors (DBRs) exhibit unique optical properties and have potential applications in surface-emitting lasers and sensors. This paper studies the trans...
Polarization effect on molecular ionization and Rydberg-state excitation in laser fields [0.03%]
激光场中分子电离和里德堡态激发的极化效应
Shilin Hu,Xiaopeng Yi,Li Guo et al.
Shilin Hu et al.
We have studied the impact of the dynamic core-electron polarization on molecular ionization and Rydberg-state excitation for CO molecules subjected to different laser pulses by numerically solving the three-dimensional time-dependent Schr...
Status calibration of a pulse shaping system for the high power laser facility based on deep learning [0.03%]
基于深度学习的高功率激光装置脉冲成型系统状态校准
Wei Chen,Xinghua Lu,Xiaochao Wang et al.
Wei Chen et al.
To achieve high-precision and high-efficiency laser pulse shaping in the front-end system of high-power laser facilities, this paper proposes a deep learning model aimed at calibrating the initial operational status of the pulse shaping clo...
Transmission-reflection phase modulation for antenna gain enhancement and RCS reduction based on polarization-selective metamaterials [0.03%]
基于旋磁选择性超材料的天线增益增强及RCS抑制传输反射相位调制方法
Xin Yao,Haiyan Chen,Fang Chen et al.
Xin Yao et al.
The manipulation of electromagnetic waves using metamaterials (MMs) has been extensively studied, yet research on simultaneously controlling both radiated and scattered electromagnetic waves within the same wideband remains limited. Buildin...
Mid-infrared chiral planar metasurface thermal emitters based on quasiguided modes [0.03%]
基于准引导模的中红外手性平面等离激元热辐射源
Wenhao Cao,Zhanghua Han
Wenhao Cao
The design of infrared circularly polarized emission sources has garnered significant interest in fields such as vibrational circular dichroism (CD) spectroscopy. This study proposes a planar chiral all-dielectric metasurface based on quasi...
Security loophole induced by photorefractive effect in continuous-variable quantum key distribution system [0.03%]
基于光电折射效应的连续变量量子密钥分发系统的安全漏洞研究
Zehao Zhou,Peng Huang,Tao Wang et al.
Zehao Zhou et al.
Modulators based on the Mach-Zehnder interferometer (MZI) structure are widely used in continuous-variable quantum key distribution (CVQKD) systems. MZI-based variable optical attenuator (VOA) and amplitude modulator can reshape the wavefor...
Both non-uniform mixing states and coating structures are important for the absorption enhancement and radiative effect of black carbon [0.03%]
非均匀混合态和黑碳的涂层结构对其吸收增强和辐射效应均很重要
Jie Luo,Wenlong Wang,Qibing Qiu et al.
Jie Luo et al.
Black carbon absorption is a major contributor to global warming, with considerable uncertainty due to complex microscopic properties. Previous studies have mainly attributed the complex absorption enhancement (Eabs) to the non-uniform mixi...
Fast modulation measurement profilometry based on phase-shifting and modulation ratio [0.03%]
基于相移和调制比的快速调制测量条纹投影技术
Jia Ai,Qican Zhang,Xianyu Su
Jia Ai
The modulation measurement profilometry technique is characterized by vertical measurement, effectively mitigating issues related to shadows and occlusions during the measurement process. This paper proposes a fast modulation measurement pr...
Fiber Bragg gratings inscription with a single UV laser pulse by high-temperature arc pretreatment [0.03%]
高温电弧预处理下单飞秒激光脉冲直写光纤布拉格光栅
Jingtao Xin,Jingjing Liao,Chenbo Yu et al.
Jingtao Xin et al.
This study proposes a high-temperature arc discharge pretreatment method to enhance the photosensitivity of hydrogen-loaded germanium-doped fibers for single-pulse FBG inscription. By coupling hydrogen diffusion dynamics with hydroxyl react...
Lorentz force magnetic field sensor using cladding-etched heterogeneous integrated optical fiber with triple-side nickel cores [0.03%]
采用三侧镍芯的 clad-侵蚀异质集成光学纤维洛伦兹力磁场传感器
Luo Chen,Mengshi Zhu,Heming Wei et al.
Luo Chen et al.
A Lorentz force magnetic field sensor is demonstrated using a cladding etched heterogeneous integrated optical fiber with triple-side nickel cores (TSNCF). The sensing fiber heterogeneously integrates three nickel side cores in a single-mod...