Accurate frequency measurements of CO2 transitions around 2 mum are performed by direct frequency-comb Vernier spectroscopy. Measurements of pressure line shifts at the ppb. accuracy level demonstrates the application of comb sources in precision molecular spectroscopy.
Measuring part-per-billion line shifts and frequencies with direct-frequency-comb vernier spectroscopy
Cancio Pastor P;Siciliani de Cumis M;Eramo R;De Natale P;
2015
Abstract
Accurate frequency measurements of CO2 transitions around 2 mum are performed by direct frequency-comb Vernier spectroscopy. Measurements of pressure line shifts at the ppb. accuracy level demonstrates the application of comb sources in precision molecular spectroscopy.File in questo prodotto:
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