News
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082024-042024-04-08The types of electro-optic modulators are briefly describedAn electro-optical modulator (EOM) controls the power, phase and polarization of a laser beam by electronically controlling the signal.
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012024-042024-04-01Progress has been made in the study of fully coherent free electron laserThe Free electron Laser team of the Chinese Academy of Sciences has made progress in the research of fully coherent free electron lasers...
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262024-032024-03-26The Key characteristics of Electro-Optic Modulation InstrumentElectro-optical intensity modulator is a highly integrated product owned by Rofea with independent intellectual property rights.
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252024-032024-03-25The wavelength measurement accuracy is in the order of kilohertzSoliton microcombs based on optical microcavities have attracted great research interest in the fields of precision spectroscopy and optical clocks.
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192024-032024-03-19Progress has been made in the study of ultrafast motion of Weil quasiparticles controlled by lasersThe results show that the chirality of carrier excitation near Weyl point should be paid attention to, and the atomic orbital properties of wave function...
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182024-032024-03-18Principle analysis of photoelectric module Mach Zehnder modulatorMach-Zehnder modulator is an optical modulator used to convert electrical signals into optical signals. Its working principle is based on the electro-optical...
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122024-032024-03-12Thin and soft new semiconductor materials can be used to make micro and nano optoelectronic devicesprovides a new idea for the manufacture of solar cells and photodetectors. The results were published in the latest issue of the international journal Advanced Materials.
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112024-032024-03-11Key characteristics and recent progress of high speed PhotodetectorWith the development of science and technology, the application of high speed Photodetector in many fields is more and more extensive
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052024-032024-03-05Peking University realized a perovskite continuous laser source smaller than 1 square micronIt is important to construct a continuous laser source with a device area less than 1μm2 to meet the low energy consumption requirement of...
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042024-032024-03-04What is "super radiant light source"Superradiant light source (also known as ASE light source) is a broadband light source (white light source) based on superradiation.