Optical microscopy is useful for studying a broad range of materials, whether using Raman scattering, transmission, or fluorescence. Our group has applied our expertise to a wide cross section of systems, often in collaboration with other research labs.
V. Sundaresan, A.R. Cutri, J. Metro, C.S. Madukoma, J.D. Shrout, A.J. Hoffman, K.A. Willets, P.W. Bohn “Potential dependent spectroelectrochemistry of electrofluorogenic dyes on indium‐tin oxide.” Electrochemical science advances. 2, e2100094 (2022).
Z. Zhang, Y. Yu, Y. Tang, Y-S. Guan, J. Yin, K.A. Willets, S. Ren. “Kirigami-inspired stretchable conjugated electronics.” Adv. Electr. Maters. 6, 1900929 (2020).
E.M. Samples, J.M. Schuck, P.B. Joshi, K.A. Willets, G.E. Dobereiner. “Synthesis and Properties of N-arylpyrrole-functionalized poly(1-hexene-alt-CO).” Macromolecules. 51, 9323 (2018).
B. Xu, H. Li, H. Li, A.J. Wilson, L. Zhang, K. Chen, K.A. Willets, F. Ren, J. Grossman, S. Ren. “Chemically driven interfacial coupling in charge-transfer mediated functional superstructures.” Nano Letters. 16, 2851 (2016).
B. Xu, Z. Luo, W. Gao, A.J. Wilson, C. He, X. Chen, G. Yuan, H.L. Dai, Y. Rao, K.A. Willets, Z. Dauter, S. Ren. “Solution-processed molecular opto-ferroic crystals.” Chemistry of Materials. 28, 2441 (2016).
B. Xu, Z. Luo, A.J. Wilson, K. Chen, W. Gao, G. Yuan, H.D. Chopra, X. Chen, K.A. Willets, Z. Dauter, S. Ren. “Multifunctional charge-transfer single crystals through supramolecular assembly." Advanced Materials. 28, 5322 (2016).
A.L. Weisman, K.H. DuBay, K.A. Willets, R.A. Friesner. “A first-principles polarized Raman method for determining whether a uniform region of a sample is crystalline or isotropic.” J. Chem. Phys. 141, 224702 (2014).
B. Cannon, A. Campos, Z. Lewitz, K.A. Willets, R. Russell. “Zeptomole detection of DNA nanoparticles by single-molecule fluorescence with magnetic field-directed localization.” Anal. Biochem. 431, 40-47 (2012).
J.C. Heckel, A.L. Weisman, S.T. Schneebeli, M.L. Hall, L.J. Sherry, S.M. Stranahan, K.H. Dubay, R.A. Friesner, K.A. Willets. “Polarized Raman spectroscopy of oligothiophene crystals to determine unit cell orientation.” J. Phys. Chem. A. 116, 6804–6816 (2012).
I. Kaplan-Ashiri, E.J. Titus, K.A. Willets. “In situ chemical functionalization of a single carbon nanotube functionalized AFM tip using a correlated optical and atomic force microscope,” Proc. Mat. Res. Soc. 1318, 1-6 (2011).
I. Kaplan-Ashiri, E.J. Titus, K.A. Willets. “Subdiffraction-limited far field Raman spectroscopy of single carbon nanotubes: an unenhanced approach,” ACS Nano. 5, 1033–1041 (2011).