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Applications of DMDs for Astrophysical Research

机译:DMD在天体物理研究中的应用

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摘要

A long-standing problem of astrophysical research is how to simultaneously obtain spectra of thousands of sources randomly positioned in the field of view of a telescope. Digital Micromirror Devices, used as optical switches, provide a most powerful solution allowing to design a new generation of instruments with unprecedented capabilities. We illustrate the key factors (opto-mechanical, cryo-thermal, cosmic radiation environment,...) that constrain the design of DMD-based multi-object spectrographs, with particular emphasis on the IR spectroscopic channel onboard the EUCLID mission, currently considered by the European Space Agency for a 2017 launch date.
机译:天体物理研究的长期问题是如何同时获得在望远镜的视野中随机定位的数千个来源的光谱。用作光开关的数字微镜器件提供最强大的解决方案,允许设计具有前所未有的功能的新一代仪器。我们说明了限制基于DMD的多物体光谱仪的设计的关键因素(光机械,低温,宇宙辐射环境,......),特别强调欧几里德使命的IR光谱通道,目前考虑由欧洲航天局为2017年推出日期。

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