Winter respite staff say the medetomidine is causing severe abdominal pain, vomiting and other symptoms, and leading to more ambulance calls.

The U.S. government is using unaccountable federal forces to violently suppress dissent and reinforce its power through force and fear.

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研究者报告了氟硼酸铵晶体NH4B4O6F（简称ABF）作为一种具有潜力的VUV产生材料。通过构建特定相位匹配角度的VUV器件，研究实现了创纪录的158.9 纳米相位匹配SHG输出，并在177.3 纳米波长下获得了最大纳秒脉冲能量4.8 mJ，转换效率达5.9%。其增强的非线性光学性能归因于氟基单元优化排列形成的非对称子晶格结构。该研究为非线性光学领域提供了新的材料，有望应用于基于ABF晶体的小型化 ...