通过从$3^3P$能级受激衰变高效产生$2^3S$ Positronium
原子物理
2019-12-18 v1 高能物理 - 实验
摘要
我们通过实验研究了通过驱动-与-跃迁来增强 Positronium原子产生的可能性，以克服到自发衰变的自然分支比限制。 Positronium原子向能级的衰变已通过1312.2nm宽带红外激光脉冲被有效受激。我们测量了受激跃迁效率对红外脉冲强度的依赖关系，以寻找最优增强条件。相对于仅存在自发衰变的情形，获得了产生效率最大相对提升为。
引用
@article{arxiv.1904.09004,
title = {Efficient $2^3S$ positronium production by stimulated decay from the $3^3P$ level},
author = {M. Antonello and A. Belov and G. Bonomi and R. S. Brusa and M. Caccia and A. Camper and R. Caravita and F. Castelli and G. Cerchiari and D. Comparat and G. Consolati and A. Demetrio and L. Di Noto and M. Doser and M. Fanì and S. Gerber and A. Gligorova and F. Guatieri and P. Hackstock and S. Haider and A. Hinterberger and A. Kellerbauer and O. Khalidova and D. Krasnicky and V. Lagomarsino and P. Lebrun and C. Malbrunot and S. Mariazzi and V. Matveev and S. R. Muller and G. Nebbia and P. Nedelec and M. Oberthaler and E. Oswald and D. Pagano and L. Penasa and V. Petracek and F. Prelz and B. Rienaecker and J. Robert and O. M. Rohne and A. Rotondi and H. Sandaker and R. Santoro and G. Testera and I. C. Tietje and E. Widmann and T. Wolz and P. Yzombard and C. Zimmer and N. Zurlo},
journal= {arXiv preprint arXiv:1904.09004},
year = {2019}
}
备注
6 pages, 4 figures