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Randy  Larsen

Randy Larsen

Randy Larsen
Chairperson and Professor


Office: SCA 425, CHE 205E
Phone: (813) 974-7925, (813) 974-4129
Lab: SCA 413, 414



B.S., University of New Mexico, 1985
Ph.D., University of New Mexico, 1990


Current Funding

View our currently funded projects here.


California Institute of Technology, Postdoctoral Fellow, 1990-1992
University of Hawaii-Manoa, Assistant Professor, 1992-1999
University of Hawaii-Manoa, Associate Professor, 1999-2002

Group Photo

Larsen Group

Graduate Students

Parker Huhta, Sarathi Ratnayake, Christi Whittington, Tarah Word

Current Courses

RefCourseSecCourse TitleCRDayTimeLocation
10839CHM 3610001Intermediate Inorganic Chem
CHE 100
13703CHM 3610L001Intermed Inorganic Chem Lab
NES 235
10840CHM 3610L002Intermed Inorganic Chem Lab
NES 235
10841CHM 3610L003Intermed Inorganic Chem Lab
NES 235
13460CHM 4410L901Physical Chemistry Lab
CHE 109
17711MLS 4863001Clinical Microbiology
Medical Technology Internship Students Only

17712MLS 4864001Clinical Chemistry

14118CHM 4970012Undergraduate Research
Requires Instructor Approval S-U Only

14205CHM 6971012Thesis: Master's
S-U Only

14141CHM 6973012Directed Research
S-U Only

14162CHM 7820012Directed Research
S-U Only

14184CHM 7980012Dissertation: Doctoral
Adm To Doc Candidacy Req S-U Only


Recent Publications

  1. “Photoacoustic calorimtery studies of ligand photo-release from Ru(II)bis(2,2’ bipyridine)(acetonitrile)2 and Ru(II)bis(2,2’ bipyridine)(6,6’ dimethyl 2,2’ bipyridine) complexes”, R. W. Larsen, A. Karolak, T. Word, M. T. Kemp, C. L. Whittington, H. Lee Woodcock and A. van der Vaart, J. Phys. Chem. A (2013), submitted.
  2. “Ruthenium(II)tris(2,2’-bipyridine) templated zinc(II)1,3,5-tris(4-carboxyphenyl)benzene metal organic frameworks: Structural characterization and photophysical properties”, C. L. Whittington, L. Wojtas and R. W. Larsen, Inorg. Chem. (2013), submitted.
  3. “Spectroscopic Investigation of the Noncovalent Association of the Nerve Agent Simulant Diisopropyl Methylphosphonate (DIMP) with Zinc(II)porphyrins”, W. A. Maza, C. M. Vetromile, C. Kim, X. Xu, X. P. Zhang and R. W. Larsen, J. Phys. Chem. A. (2013), submitted.
  4. “Photo-Induced Inter-Cavity Electron Transfer between Ru(II)tris(2,2’ bipyridine) and Co(II)tris(2,2’ bipyridine) Co-Encapsulated within a Zn(II)-Trimesic Acid Metal Organic Framework”, R.W. Larsen and L. Wojtas, J. Mat. Chem. A, (2013), in press.
  5. “Electronic Spectra of Porphyrins in the Solid State: Newly Observed Transitions, Collective and Structural Effects, and Protein Mimicing Environments”, R.L. Musselman, R.W. Larsen, and B.M. Hoffman, Coord. Chem. Rev. (2013), 257, 369-380.
  6. “Mimicking Heme Enzymes in the Solid State”, R. W. Larsen, V. 30 Handbook of Porphyrin Science, K. Kadish, K. Smith, R. Guilard G. Ferreira, Eds., World Scientific Publishing, 2013, 221-244.
  7. “Applications of Photoacustic Calorimetry in Chemistry and Biology”, R. W. Larsen, W. A. Maza, T. A. Word and C. M. Vetromile, Invited Review, Trends in Photochemistry and Photobiology (2012), 14, 47-68.
  8. “Fluorescent Properties and Resonance Energy Transfer of 3,4-Bis(2,4-difluorophenyl)-maleimide”, K P. Nacheva, W. Maza, D. Z. Mayer, F. Fronczek, R. W. Larsen, R. Manetsch, Org. Biom. Chem. (2012), 10(48), 7840-7846.
  9. “How can Proteins Enter the Interior of a MOF: Investigation of Cytochrome c Translocation into a MOF Consisting of Mesoporous Cages with Microporous Windows” Y. Chen, V. Lykourinou, C. Vetromile, T. Hoang, L-J. Ming, R. W. Larsen, and S. Ma, J. Am. Chem. Soc. (2012), 134, 13188-13191.
  10. “Photo-Physical Studies of Ru(II)tris(2,2’-bipyridine) Confined within a Zn(II)-Trimesic Acid Metal Organic Framework”, R. W. Larsen and L. Wojtasz, J. Phys. Chem. A (2012), 116. 7830-7835.
  11. “Understanding Ion Sensing in Zn(II) Porphyrins: Spectroscopic and Computational Studies of Nitrite/Nitrate Binding", C. Whittington, W. A. Maza, H. Woodcock, and R. W. Larsen, Inorg. Chem (2012), 51, 4756-4762.
  12. "The Interplay of Turn Formation and Hydrophobic Interactions on the Early Kinetic Events in Protein Folding", J. J-T. Huang, R. W. Larsen and S. I. Chan, Chem. Comm. (2012), 48, 487-497.
  13. "Ground and Excited State Properties of Zn(II) tetrakis(4-tetramethyl pyridyl) Porphyrin Specifically Encapsulated within an Zn HKUST Metal Organic Framework", R. W. Larsen, J. Miksovska, R. L. Musselman and L. Wojtas, J. Phys. Chem. A (2011), 115, 11519-11524.
  14. "Solution Stability of Cu(II) Metal Organic Polyhedra", C. M. Vetromile, A. Lazano, S. Feola, and R. W. Larsen, Inorg. Chim. Acta, (2011), 378, 36-41.
  15. "Mimicking Heme Enzymes in the Solid State: Metal-Organic Materials with Selectively Encapsulated Heme ", R. W. Larsen, L. Wojtas, J. Perman, R. K. Musselman, M. J. Zaworotko, and C. M. Vetromile, J. Am. Chem. Soc. (2011), 133, 10356-10359.
  16. “Solid State X-Ray Structural Characterization and Solution Spectroscopy of a Dodecyloxy Copper Nanoball”, J. J. Perry, V. Kravstov, M. J. Zaworotko, and R. W. Larsen, Cryst. Grwth. Design (2011), 11, 3183-3189.
  17. "Time Resolved Thermodynamics Associated with Ligand Photorelease in Heme Peroxidases and Globins: Open Access Channels versus Gated Ligand Access", C. M. Vetromile, J. Miksovska and R.W. Larsen, Biochim. Biophys. Acta (2011), Invited Review, 1814, 1065-1076.
  18. “Sub-Nanosecond Photolysis Studies of Fe2+Protoporphyrin IX Solubilized in Neat Dimethyl Sulphoxide”, R. W. Larsen, Inorg. Chim. Acta (2011), 370, 45-49.
  19. “Excited State Properties of 9-Amino Acridine Adsorbed onto Zr-Phosphate Galleries”, C. Vetramile, J. Permon, M. Cheney, M. J. Zaworotko, and R.W. Larsen, Spectrochim. Acta A Mol. Biomol. Spectr. (2011), 78, 648-652.