science-softCon uv/vis spectra data base; www.uv-spectra.de; (C) science-softCon 2019 Substance: propadiene Other Names: allene Formula: C3H4 CAS-No.: 463-49-0 Study: UV absorption spectrum Authors: D.M.P Holland, D.A Shaw Title: A study of the valence-shell photoabsorption, photodissociation and photoionisation cross-sections of allene Journal/Source: Chem. Phys., 243, 333-339, (1999); doi:10.1016/S0301-0104(99)00091-9 Data: table, diagram Energy/Wavelength range: 35 - 130 nm Resolution: Temperature: 298 K Temperature dependence: no Pressure/Concentration: Phase: gas pH: Comments: The absolute photoabsorption cross-section and the photoionisation quantum efficiency of allene have been measured from the ionisation threshold to 35 eV. Author to whom correspondence should be addressed: (e-mail address):