(c) Mercury (atomic weight 200.6) has a strong green line at 546.1 nm with an Einstein A coefficient of 4.87 𝗑10
Posted: Mon May 09, 2022 1:58 pm
(c) Mercury (atomic weight 200.6) has a strong green line at
546.1 nm with an Einstein A coefficient of 4.87 𝗑107 s-1. Calculate
the natural and Doppler line widths at room temperature. Hence,
explain why a low-pressure mercury lamp emits a narrower linewidth
than a sodium lamp.
546.1 nm with an Einstein A coefficient of 4.87 𝗑107 s-1. Calculate
the natural and Doppler line widths at room temperature. Hence,
explain why a low-pressure mercury lamp emits a narrower linewidth
than a sodium lamp.