论文标题

现代光学技术在重力波检测中的作用

Role of Modern Optical Techniques in Gravitational Wave Detection

论文作者

Choudhary, Parivesh

论文摘要

亨利·庞加莱(HenriPoincaré)于1905年首次提出了引力波,随后由艾伯特·爱因斯坦(Albert Einstein)在相对论的一般理论中预测。 2015年,Ligo检测到了第一次重力波信号,该黑孔合并了约13亿光年。该发现打开了一个新的天文学窗口。目前,世界各地的四个激光干涉仪正在运行,其中两个位于汉福德和利文斯顿的美国探测器,一架位于比萨的意大利探测器(处女座)和一个地下日本探测器卡格拉。本文描述了正在使用的现代光学技术以及用于重力波检测的未来计划技术。

Gravitational waves were first proposed by Henri Poincaré in 1905 and were subsequently predicted by Albert Einstein in his General Theory of Relativity. In 2015, first Gravitational Waves signals were detected by LIGO of two black holes merging about 1.3 billion light-years away. The discovery opened a new window of astronomy. Currently, four laser interferometers are operating around the world, two American detectors which are located in Hanford and Livingston, one Italian detector (VIRGO) located at Pisa and an underground Japanese detector KAGRA. This paper describes the modern optical techniques that are being used and future planned techniques for gravitational wave detection.

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