by Drobizhev, M., Callis, P. R., Nifosì, R., Wicks, G., Stoltzfus, C., Barnett, L., Hughes, T. E., Sullivan, P., Rebane, A.
Published in Scientific reports (19.08.2015)

by Drobizhev, M., Scott, J. N., Callis, P. R., Rebane, A.
Published in IEEE photonics journal (01.10.2012)

by Vivian, James T., Callis, Patrik R.
Published in Biophysical journal (01.05.2001)

by Demchenko, A. P. (Aleksandr Petrovich)
Year of Publication 2010

by Friedrich, D. M, Wang, Z, Joly, A. G, Peterson, K. A, Callis, P. R
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (02.12.1999)

by Chen, Shaojin, Inskeep, William P, Williams, Scott A, Callis, Patrik R
Published in Environmental science & technology (01.09.1994)

by McFeters, G A, Singh, A, Byun, S, Callis, P R, Williams, S
Published in Journal of microbiological methods (1991)

by Callis, P R
Published in Annual review of physical chemistry (01.01.1997)

by Morgan, J P, Callis, P R
Published in Photochemistry and photobiology (01.02.1976)

by MUINO, P. L, CALLIS, P. R
Published in Chemical physics letters (06.05.1994)

by Reimers, J.R., Hush, N.S., Sammeth, D.M., Callis, P.R.
Published in Chemical physics letters (22.06.1990)

by Callis, Patrik R, Liu, Tiqing
Published in The journal of physical chemistry. B (08.04.2004)

by SAMMETH, D. M, SIEWERT, S. S, SPANGLER, L. H, CALLIS, P. R'
Published in Chemical physics letters (12.06.1992)

by Theiste, David, Callis, Patrik R, Woody, Robert W
Published in Journal of the American Chemical Society (01.04.1991)

by Eftink, Maurice R, Selvidge, LeRoy A, Callis, Patrik R, Rehms, Aden A
Published in Journal of physical chemistry (1952) (01.05.1990)

by Danilov, Victor I., Slyusarchuk, Oleg N., Alderfer, James L., Callis, Patrik R., Stewart, James J.P.
Published in Chemical physics letters (16.07.1993)

by Callis, Patrik R., Vivian, James T.
Published in Chemical physics letters (17.02.2003)

by Callis, P R
Published in Methods in enzymology (1997)

by Liu, Tiqing, Callis, Patrik R, Hesp, Ben H, de Groot, Mattijs, Buma, Wybren Jan, Broos, Jaap
Published in Journal of the American Chemical Society (23.03.2005)

by Magyar, Glenn M., Stout, Richard G., Callis, Patrik R., Williams, Scott A.
Published in Plant science (Limerick) (1989)