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Physics and Astronomy Brian A. Collins

Research Website

Curriculum Vitae


  • Optics: Resonant X-ray optical models of organic molecules
  • Condensed matter physics: ordering phenomena at organic-organic interfaces, properties of charge carriers in semiconducting organic materials
  • Materials physics: nano-to-mesoscale ordering in organic materials, optoelectronic properties of semiconducting organic materials
  • Engineering/Applied physics: organic optoelectronic devices

Selected Recent Publications:

J. Rivnay, S. Inal, B. A. Collins, M. Sessolo, E. Starvrinidou, X. Strakosas, C. Tassone, D. M. Delongchamp, G. G. Malliaras, “Structrual control of mixed ionic and electronic transport in conducting polymers.” Nature Communications, 7 11287 (2016).

E. Gann, B. A. Collins, M. Tang, J. R. Tumbleston, S. Mukherjee, H. Ade, “Morphological origins of polarized-induced scattering anisotropy from organic thin films.” Journal of Synchrotron Radiation, 23, 219, (2016).

B. A. Collins, Y,. S. Chu, L. He, D. Haskel, F. Tsui, “Structural and chemical ordering of Heusler CoxMnyGez epitaxial films on Ge (111) – quantitative study using traditional and anomalous x-ray diffraction techniques.” Physical Review B, 92, 224108 (2015).

S. Roland, M. Schubert, B. A. Collins, J. Kurpiers, Z. H. Chen, A. Facchetti, H. Ade, D. Neher., “Fullerene-free polymer solar cells with highly reduced bimolecular recombination and field-independent charge carrier generation.”, J. Phys. Chem. Lett. 5, 2815 (2014).

M. Schubert, B. A. Collins, H. Mangold, I. A. Howard, W. Schindler, K. Vandewal, S. Rloand, J. Behrends, F. Kraffert, R. Steyrleuthner, Z. Chen, K Fostiropouulos, R. Bittl, A. Salleo, A. Facchetti, F. Laquai, H. Ade, D. Neher, “Correlated Donor/Acceptor Crystal Orientation and Fast Charge-Transfer State Recombination Controls Photocurrent Generation in All-Polymer Solar Cells.” Adv. Func. Mater. 24, 4068 (2014).

R. Steyrleuthner, R. Di Pietro, B. A. Collins, F. Polzer, S. Himmelberger, H. Kirmse, M. Schubert, Z. Chen, A. Salleo, H. Ade, A. Facchetti and D. Neher, “The role of regioregularity and crystallinity on electron transport anisotropy in a high mobility n-type copolymer.” J. Am. Chem. Soc. 136, 4245 (2014).

J. R. Tumbleston, B. A. Collins, L. Yang, A. C. Stuart, E. Gann, W. Ma, W. You, H. Ade, “The influence of molecular orientation on organic bulk heterojunction solar cells.” Nature Photonics, 8, 385 (2014).

Brian Collins

Associate Professor of Physics

Office: Webster Physical Sciences 523
Phone: (509) 335-4671
Fax: (509) 335-7816
E-mail: brian.collins at

Research: Optics, Materials Physics and Condensed Matter Physics

Website: (Link)