Using slow light to enable laser frequency stabilization to a short, high-Q cavity [0.03%]
慢光在激光频率稳定中的应用——相对于短高Q腔的稳定
David Gustavsson,Marcus Lindén,Kevin Shortiss et al.
David Gustavsson et al.
State-of-the-art laser frequency stabilization is limited by miniscule length changes caused by thermal noise. In this work, a cavity-length-insensitive frequency stabilization scheme is implemented using strong dispersion in a 21 mm long c...
Vertical structure observation from spaceborne lidar ICESat-2 in East China Sea [0.03%]
基于ICESat-2卫星激光测高观测的东海垂直结构分布研究
Xinye Li,Peng Chen,Zhenhua Zhang et al.
Xinye Li et al.
Nowadays, spaceborne LiDAR technology, particularly ICESat-2, has become a transformative tool in marine environmental research. Unlike traditional passive optical remote sensing methods, ICESat-2 offers detailed vertical structure mapping ...
Realization of a high-power UV-pumped optical parametric oscillator depending on the decrease of the color center density [0.03%]
实现高功率UV光泵浦的减小了杂质能级密度的参量振荡器
Jiawei Li,Xuechen Cao,Yanlin Zhang et al.
Jiawei Li et al.
In this paper, a high-power UV-pumped BBO optical parametric oscillator (OPO) is presented by increasing the working temperature of the nonlinear crystal to fasten the color center recovery speed and further decrease the color center densit...
External light-concentrating structures designed for fluorescent antennas based on refractive index modulation [0.03%]
基于折射率调制的荧光天线的外部光聚焦结构设计
Yibo Wang,Zhe Lv,Yang Wang et al.
Yibo Wang et al.
Fluorescent antennas (FAs) exhibit considerable promise in optical wireless communication (OWC), primarily due to their advantages over conventional optical systems in terms of optical gain and field of view (FoV). This paper presents a COM...
Design of a large imaging plane wide-band zoom adapter optical system for endoscopes [0.03%]
一种内窥镜大像面宽带变焦适配器光学系统设计
Xiaofei Luo,Yan Shi,Fei Guo et al.
Xiaofei Luo et al.
This paper presents a design of a large imaging plane wide-band zoom optical system, by analyzing the Gaussian principle of the mechanically compensated zoom system, the initial structural parameters are determined. The optimized system has...
Improving the near-infrared luminescence of Ca3MgSnGe3O12:Cr3+ using cation modulation and energy transfer for night-vision and nondestructive testing [0.03%]
利用阳离子调制和能量转移改善Ca3MgSnGe3O12：Cr3+的近红外发光用于夜视和非破坏性检测
Tao Wang,Mengjiao Li,Zhiyong Jiao et al.
Tao Wang et al.
A series of Ca3Mg1-x Sr x SnGe3O12:0.05Cr3+ (x = 0.005-0.3) phosphors were synthesized in this study; varying the Cr3+-ion crystal-field strength through Sr2+-concentration variation resulted in a luminescence-center redshift. Nd3+-ion co-d...
Wideband rectifying metasurface with enhanced efficiency for wireless power transmission via harmonic feedback design [0.03%]
一种通过高次谐波反馈设计提高效率的宽带整流超表面用于无线电力传输
Huaiqing Liu,Kaisheng Zhu,Changzhou Hua et al.
Huaiqing Liu et al.
We present a wideband rectifying metasurface (RMS) with enhanced system efficiency for wireless power transmission and energy harvesting. The RMS consists of periodic arrays with integrated diodes, with a high input impedance matched with t...
High operating temperature mid-wavelength infrared InAsSb nBn detectors and focal plane array [0.03%]
高温工作的中波红外InAsSb nBn探测器及焦平面阵列
Yifan Shan,Ye Zhang,Lingze Yao et al.
Yifan Shan et al.
Raising the operating temperature of mid-wavelength infrared detectors is critical for meeting the low size, weight, and power (SWaP) demands of infrared imaging systems. In this work, we report and analyze a high operating temperature (HOT...
High efficiency and large angle polarization independent beam deflection metagrating by Bayesian optimization [0.03%]
基于贝叶斯优化的高效率大偏转角宽带透射体全息栅格
Taikang Ye,Dan Wu,Kai Wang
Taikang Ye
Directional emission sources are required in wide application scenarios such as 3D displays and optical communication. The integration of beam deflection metasurfaces on emission devices can construct a compact directional emission source. ...
Highly scalable solid-core inhibited-coupling fiber-based plasmonic refractive index sensor [0.03%]
一种高度可扩展的固核受抑耦合光纤等离激元折射率传感器
Mohammad Al Mahfuz,Md Selim Habib
Mohammad Al Mahfuz
Advancements in plasmonic sensing require simultaneous detection capability that ensures large-scale detection with reduced losses. In this work, we propose a new solid-core fiber-based refractive index (RI) sensor with an ultra-broad detec...