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2 matching references were found.
Maeda, K.; Suzuki, I.H.; Koyama, Y., Ionization efficiency curves of ethylene by electron impact, Int. J. Mass Spectrom. Ion Phys., 1974, 14, 273. [all data]
Hashimoto, H.; Koyama, Y.; Ichimura, K.; Kobayashi, T., Time-resolved absorption spectroscopy of the triplet state produced from the all-trans, 7-cis, 9-cis, 13-cis, and 15-cis isomers of «beta»-carotene, Chem. Phys. Lett., 1989, 162, 517. [all data]