science-softCon uv/vis+ spectra data base; www.uv-spectra.de, (C) science-softCon 2009 Substance: pentacene Other Names: 2,3,6,7-dibenzanthracene Formula: C22H14 CAS-No.: 135-48-8 Study: laser spectroscopy Authors: E. Heinecke, D. Hartmann, R. Mueller, A. Hese Title: Laser spectroscopy of free pentacene molecules (I): The rotational structure of the vibrationless S1 <-- S0 transition Journal/Source: J. Chem. Phys., 109, 906, (1998); DOI:10.1063/1.476631 Data: (diagram, table, disk): Wavelength/Energy range: Resolution: Temperature: Temperature dependence: Pressure: Comments: The first excited electronic state band origin was found at 536.2 nm. Author to whom correspondence should be addressed: (e-mail address):