%0 Journal Article %T The development of radiant cooler and cryogenic heat pipes for 200K cryogenic optical system cooling %A Liu, Enguang %A Wu, Yinong %A Yang, Xiaofeng %A Mu, Yongbin %J Proceedings of SPIE %V 9821 %P 98210U-98210U-7 %@ 0277-786X %D 2016-05-16 %I SPIE %~ DeepDyve