science-softCon uv/vis+ spectra data base;	www.uv-spectra.de; (C) science-softCon 2011

Substance: acetaldehyde			Other Names: ethanal

Formula: CH3CHO				CAS-No.: 75-07-0

Study: photolysis, quantum yields

                
Authors: G. K. Moortgat, H. Meyrahn, P. Warneck

Title: Photolysis of Acetaldehyde in Air: CH4, CO and CO2 Quantum Yields

Journal/Source: ChemPhysChem, 11 (18), 3896-3908, (2010); DOI: 10.1002/cphc.201000757


Data: (diagram, table, disk): 

Energy/Wavelength range: 250 - 330 nm; 250 - 315 nm

Resolution: 

Temperature: 

Temperature dependence: 

Pressure/Concentration: 200 µmol mol-1 of acetaldehyde in air at atmospheric pressure,

Phase (gas, liquid, solid):

pH:


Comments: The quantum yields for CO and CH4, formed in the photolysis of about 200 µmol mol-1 of acetaldehyde in air 
at atmospheric pressure, were determined at 15 wavelengths in the range: 250-330 nm. The quantum yields for CO2 were 
determined at nine wavelengths in the range: 250-315 nm.

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