A REVIEW OF ER:YB:YAB CRYSTAL

Phosphate glass brings together an extended lifetime of Er3+ higher laser level with effective Strength transfer involving Yb3+ and Er3+ ions and minimized upconversion losses, Hence offering productive operation in passively Q-switched diode-pumped and flash-lump pumped lasers used in vary-finders.Classes on standard, intermediate or Innovative to

诗中“胜美玉”，“过冰清”，写出水晶的质地美，而“亦欲应时明”则描绘出水晶充满灵性的动态美，耐人寻味。罗维是有独特眼光，懂得水晶真谛，第一个称赞水晶超过美玉的伟大诗人。他的认识已被千年之后的科学理论所证实；以水晶为直接吟咏对象的诗篇�