science-softCon uv/vis+ photochemistry database;	www.photochemistry.org; (C) science-softCon 2020

Substance: hydroperoxy radical				Other Names: hydroperoxo

Formula: HO2						CAS-No.: 3170-83-0

Study: nir spectroscopy

                
Authors: J. Thiebaud, S. Crunaire, C. Fittschen

Title: Measurements of Line Strengths in the 2v1 Band of the HO2 Radical Using Laser Photolysis/Continuous Wave Cavity Ring-Down Spectroscopy (cw-CRDS)

Journal/Source: J. Phys. Chem. A, 111 (30), 6959-6966, (2007); DOI: 10.1021/jp0703307


Data: diagram, table

Energy/Wavelength range: 6604 - 6696 cm-1 (~ 1493.4 - 1514.2 nm)

Resolution: 0.003 cm-1

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration: 50 Torr (He)

Phase: gas

pH:


Comments: The most important absorption feature in this wavelength range was found at 6638.20 cm-1, exhibiting an absorption 
cross section of sigma = 2.72 × 10-19 cm2 at 50 Torr He.

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