Anomalous Thermal Expansion in Borate Optical Crystals
作者单位：Center for Crystal R&DKey Lab of Functional Crystals and Laser Technology of Chinese Academy of SciencesTechnical Institute of Physics and ChemistryChinese Academy of Sciences
会议名称：《中国晶体学会第六届学术年会暨会员代表大会（极端条件晶体材料分会）》
会议日期：2016年
学科分类：081704[工学-应用化学] 07[理学] 08[工学] 0817[工学-化学工程与技术] 0703[理学-化学] 070301[理学-无机化学]
摘 要：Most materials are three-dimensionally expanded,subjected to the increasing ***,a small number of materials are contracted along some specific directions(or retain size constant)when being heated,namely,exhibit the negative thermal expansion(or zero thermal