Direct measurement of positronium hyperfine splitting - Testing fundamental physics with sub-THz gyrotron

A. Miyazaki, T. Yamazaki, T. Suehara, T. Namba, S. Asai, T. Kobayashi, H. Saito, T. Idehara, I. Ogawa, S. Sabchevski

研究成果: Conference contribution

3 被引用数 (Scopus)

抄録

The direct transition from o-Ps to p-Ps was firstly observed, using a gyrotron, a mode-converter and a Fabry-Pérot cavity. The Einstein's A coefficient is measured as 3.9 (+1.8 -1.7)·10 -8 s -1. It is the first step to directly examine a reported discrepancy of positronium hyperfine splitting.

本文言語English
ホスト出版物のタイトルIRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves
DOI
出版ステータスPublished - 2011
外部発表はい
イベント36th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2011 - Houston, TX, United States
継続期間: 2011 10月 22011 10月 7

出版物シリーズ

名前IRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves

Other

Other36th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2011
国/地域United States
CityHouston, TX
Period11/10/211/10/7

ASJC Scopus subject areas

  • 電子工学および電気工学

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