Hawaiian Volcano Observatory gas scientists use a FTIR spectrometer

person in protective gear using a spectrometer on the rim of Halema‘uma‘u crater

Detailed Description

On the morning of Dec. 21, Hawaiian Volcano Observatory gas scientists use a FTIR spectrometer on the rim of Halema‘uma‘u crater. The FTIR measures the composition of the gases being emitted during Kīlauea Volcano's ongoing summit eruption by measuring how the plume absorbs infrared energy. The plume being generate by the ongoing eruption is sulfur-dioxide (SO2) rich, but also contains wter vapor, carbon dioxide, and halogen gassses such as HCl and HF.

Details

Image Dimensions: 4032 x 3024

Date Taken:

Location Taken: US