Taylor Levaur,Xiaolei Zhao,Lance Sweatt et al.
Taylor Levaur et al.
Hybrid photonic integration provides a platform to design and implement novel functionalities unavailable to active or passive material systems alone. We present an automated alignment and assembly process for hybrid-integrated laser system...
A family of low-loss high-concentration rare-earth-doped Ga-As-Sb-S chalcogenide glass fibers for mid-infrared laser application [0.03%]
一种低损耗高掺杂硫系玻璃光纤及其在中红外激光领域的应用
Jinchang Zhang,Yantao Xu,Xusheng Xiao et al.
Jinchang Zhang et al.
This study presents what we believe to be a novel chalcogenide glass composition, Ga0.8As34.2Sb5S60, as a gain medium for mid-infrared fiber lasers. A systematic investigation was conducted on the thermal stability, absorption, and mid-infr...
Adjusting frequency response characteristics of fiber optic accelerometers using electromagnetic feedback technology [0.03%]
基于电磁反馈技术的光纤加速度传感器频响特性调整方法研究
Ran An,Xinyang Ping,Jun Yang et al.
Ran An et al.
A control method of electromagnetic feedback is proposed for adjusting frequency response characteristics of fiber optic accelerometers, which could expand the flat working bandwidth and enhance performance consistency. The proof sensor emp...
Comprehensive analysis of the impact of optical magnetic misalignment on the performance of the SERF co-magnetometer [0.03%]
光学磁场错位对SERF共磁仪性能影响的全面分析
Ze Cai,Lihong Duan,Shimiao Fan et al.
Ze Cai et al.
The ultra-sensitive atomic co-magnetometer based on the spin-exchange relaxation-free (SERF) regime is a valuable tool for inertial measurements and fundamental physics research. However, the optical magnetic misalignment effect is a signif...
Fabrication of customized low-loss optical resonators by combination of FIB-milling and CO2 laser smoothing [0.03%]
基于聚焦离子束加工和二氧化碳激光抛光的低损耗光学微腔器件的制备
Patrick Maier,Simon Rupp,Niklas Lettner et al.
Patrick Maier et al.
Fabry-Perot cavities are essential tools for applications like precision metrology, optomechanics and quantum technologies. A major challenge is the creation of microscopic spherical mirror structures which allow the precise matching with t...
Phase sensitivity for an SU(1,1) interferometer via multiphoton subtraction at the output port [0.03%]
通过输出端多光子删减实现SU(1,1)干涉仪的相位敏感性
Tao Jiang,Zekun Zhao,Qingqian Kang et al.
Tao Jiang et al.
In the field of quantum precision measurement, enhancing phase sensitivity is crucial for various applications, including quantum metrology and quantum sensing technologies. We theoretically investigate the improvement in phase sensitivity ...
Angle measurement method of electronic speckle interferometry based on a Michelson interferometer [0.03%]
基于迈克尔逊干涉仪的电子散斑干涉角测量方法研究
Siyuan Zhu,Tao Li,Zhongshan Chen et al.
Siyuan Zhu et al.
We propose a small angle measurement setup that utilizes the electronic speckle pattern interferometry (ESPI). By leveraging different principles within the same device, this method achieves complementary advantages across various angle ran...
Spectral encoding based on narrowband/broadband modulations of QBIC for computational spectral imaging [0.03%]
基于QBIC窄带/宽带调制的光谱编码计算光谱成像技术
Lianwei Huang,Chenning Tao,Yusheng Zhang et al.
Lianwei Huang et al.
For computational spectral imaging based on nanophotonic devices, the spectral modulations of the encoders determine the accuracy of the reconstructed spectra and are of crucial importance for various applications. In conventional nanophoto...
Jae-Seong Park,Hui Jia,Haotian Zeng et al.
Jae-Seong Park et al.
InAs/InP quantum dot (QD) lasers are promising light sources for optical communication due to their discrete energy states, offering advantages such as low threshold current density and enhanced thermal stability. However, challenges remain...
Enhanced mid-spatial frequency error suppression through multi-directional randomized path superposition processing [0.03%]
基于多方向随机路径叠加的中频误差抑制算法
Bo Zhong,Wenhui Deng,Xiaoping Zheng et al.
Bo Zhong et al.
Mid-spatial frequency (MSF) errors significantly degrade the imaging performance of optical systems; the important source of MSF is the regular processing path. Pseudo-random paths are effective in reducing MSF errors by sub-aperture polish...