Intra-Cavity Frequency-Doubled VECSEL for Narrow Linewidth Rydberg EIT Spectroscopy

Joshua C. Hill,William K. Holland,Paul D. Kunz,Kevin C. Cox,Jussi-Pekka Penttinen,Emmi Kantola,David H. Meyer

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We characterize a VECSEL with intra-cavity frequency conversion and use it to demonstrate 3.5 MHz FWHM Rydberg spectroscopy. The laser emits 690 mW at λ = 475 nm and we measure a pre-doubled linewidth of 2π × 23(2) kHz.

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关键词

3.5 MHz FWHM Rydberg spectroscopy,frequency 3.5 MHz,intra-cavity frequency conversion,intra-cavity frequency-doubled VECSEL,narrow linewidth Rydberg EIT spectroscopy,power 690.0 mW,pre-doubled linewidth,wavelength 475.0 nm

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