New energy-efficient and temperature-stable gallium arsenide devices operate at 980nm and enable high-speed data transmission at high temperature.
阅读全文Spectroscopy and precision machining company Renishaw, headquartered in Wotton-under-Edge, UK, has this month been presented with its seventeenth Queen's Award – national recognition for the firm’s ...
阅读全文We demonstrate an on-chip four-wave mixing (FWM) scheme in a silicon nanowaveguide to scale the bandwidth of a frequency comb generated by phase modulation of continuous-wave (CW) lasers.
阅读全文Phoxonic crystal is a promising material for manipulating sound and light simultaneously. In this paper, we theoretically demonstrate the propagation of acoustic and optical waves along the truncated ...
阅读全文英国天文学家Martin Rees及其同事Piero Madau和Avery Meiksin建议天文学家寻找早期中性氢的信号。在一个氢原子中,中间的质子和外层围绕的电子通常有相反的磁定向。当某些能量源将它们弹入相同方
阅读全文In this Letter, we demonstrate a fully stabilized Er:fiber frequency comb by using a fiber-based, high-precision optical-microwave phase detector.
阅读全文The ability to steer and focus light inside scattering media has long been sought for a multitude of applications.
阅读全文作为世界上首个最大尺寸的曲面液晶面板显示屏,华星光电110英寸曲面液晶显示屏荣获吉尼斯世界纪录™最大曲面液晶电视显示屏的纪录称号。
阅读全文太赫兹波介于中红外和微波之间,是一种安全的具有非离化特征的电磁波。它能够穿透大多数非导电材料同时又是许多分子光学吸收的特征指纹光谱范围。
阅读全文The optical serial coherent analyzer of radio frequency combines aspects of electronic and photonics-assisted devices.
阅读全文In Interstellar, the science-fiction film out this week, Matthew McConaughey stars as an astronaut contending with a supermassive black hole called Gargantua.
阅读全文Beams of light carved into a corkscrew shape have carried data more than 3 kilometres over Vienna’s skyline, in an effort to increase the information-carrying capacity of electromagnetic waves. The r...
阅读全文近期,上海光机所中科院强激光材料重点实验室在色散反射镜研制上取得重要进展,在国内率先成功研制出可以获得10fs量级脉冲的钛宝石激光谐振腔内用两种啁啾镜对,并和中国科学院物理研
阅读全文日前,西安光机所瞬态光学与光子技术国家重点实验室承担的科技部国家重大科学仪器设备开发专项子项目“飞秒光纤光频梳光源”完成了实验原理样机的研制并交付用户使用,标志着该项目从
阅读全文近日,上海光机所高功率激光物理联合实验室利用神光驱动器升级装置第七路开展了升级项目终端光学组件工程性能实验,达到项目3000J三倍频能量输出要求,完成全链路输出性能考核。
阅读全文