About the PI

Professor: Kaiser, R.

Educational Background

Ralf I. Kaiser received his diploma from the University of M√ľnster, Germany in 1991 and his Ph.D in 1994 in Chemistry from the same institute. After three years at the University of California at Berkeley as a postdoctoral fellow, he conducted his Habilitation in Physics before joining the faculty of the Department of Chemistry of the University of Hawaii in 2002.


  • Zhao, L.; Kaiser, R. I.; Lu, W.; Xu, B.; Ahmed, M.; Morozov, A. N.; Mebel, A. M.; Howlader, A. H.Wnuk, S. F., Molecular Mass Growth through Ring Expansion in Polycyclic Aromatic Hydrocarbons via Radical-radical Reactions. Nat. Commun. 2019, 10, 1-7.
  • Yang, T.; Bertels, L.; Dangi, B. B.; Li, X.; Head-Gordon, M.Kaiser, R. I., Gas Phase Formation of c-SiC3 Molecules in the Circumstellar Envelope of Carbon Stars. Proc. Natl. Acad. Sci. U. S. A. 2019, 116, 14471-14478.
  • Abplanalp, M. J.; Frigge, R.; Kaiser, R. I., Low-temperature synthesis of polycyclic aromatic hydrocarbons in Titan’s surface ices and on airless bodies. Sci Adv 2019, 5, eaaw5841.
  • Turner, A. M.; Abplanalp, M. J.; Bergantini, A.; Frigge, R.; Zhu, C.; Kaiser, R. I.; Sun, B.-J.; Hsiao, C.-T.; Chang, A. H. H.; Meinert, C., Origin of alkylphosphonic acids in the interstellar medium. Sci Adv 2019, 5, eaaw4307.
  • Turner, A. M.; Bergantini, A.; Abplanalp, M. J.; Zhu, C.; Gobi, S.; Sun, B.-J.; Chao, K.-H.; Chang, A. H. H.; Meinert, C.Kaiser, R. I., An Interstellar Synthesis of Phosphorus Oxoacids. Nat. Commun. 2018, 9, 1-9.