Enhancement of optical coherence in $^{167}$Er:Y$_2$SiO$_5$ crystal at sub-Kelvin temperaturesKukharchyk N.,Sholokhov D.,Kalachev A. A.,Bushev P. A.arxiv（2019）引用 1|浏览11AI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
