Unveiling the Zero-Phonon Line of the Boron Vacancy Center by Cavity Enhanced Emission

Chenjiang Qian, Viviana Villafañe, Martin Schalk +11

Negatively charged boron vacancies ($V_B^{-}$) in hexagonal boron nitride (hBN) exhibit a broad emission spectrum due to strong electron-phonon coupling and Jahn-Teller mixing of ele…