Recent Publications

 

“Positive and Negative Photoconductivity in Monolayer MoS2 as a Function of Physisorbed Oxygen”, Jon K. GustafsonDaniel WinesEllen GulianCan Ataca, and L. Michael Hayden, J. Phys. Chem. C 125, 8712-8718 (2021).

 

 

 

 

 

 

“Ultrafast carrier dynamics of monolayer WS2 via broadband time-resolved THz spectroscopy”, J. Gustafson, P. Cunningham, K. McCreary, B. Jonker, and L. Michael Hayden, J. Phys. Chem. C 123, 30676-30683 (2019).

 

 

 

 

“Efficient metallic spintronic emitters of ultrabroadband terahertz radiation”, T. Seifert, S. Jaiswal, U. Martens, J. Hannegan, L. Braun, P. Maldonado, F. Freimuth, A. Kronenberg, J. Henrizi, I. Radu, E. Beaurepaire, Y. Mokrousov, P. M. Oppeneer, M. Jourdan, G. Jakob, D. Turchinovich, L. Michael Hayden, M. Wolf, M. Münzenberg, M. Kläui, T. Kampfrath, Nature Photonics 10, 483-488 (2016).

 

 

 

 

“Charge trapping and exciton dynamics in large-area CVD grown MoS2”, P. D. Cunningham, K. M. McCreary, A. T. Hanbicki, M. Currie, B. T. Jonker, and L. Michael Hayden,  J. Phys. Chem. C 120, 5819-5826 (2016)

 

 

 

 

 

“Ultrafast carrier dynamics and optical properties of nanoporous silicon at terahertz frequencies”, J. R. Knab, X. Lu, F. Vallejo, G. Kumar, T. E. Murphy, and L. Michael Hayden, Optics Mater. Express 4, 300-307 (2014).

 

 

 

“Simplified model for optical rectification of broadband terahertz pulses in lossy waveguides including a new generalized expression for the coherence length”, F. A. Vallejo and L. Michael Hayden, Optics Express, 21, 24398-24412 (2013).   “Design of ultra-broadband terahertz polymer waveguide emitters for telecom wavelengths using coupled mode theory”, F. A. Vallejo and L. Michael Hayden, Optics Express 21, 5842-5858 (2013).

 

“Broadband terahertz characterization of the refractive index and absorption of some important polymeric and organic electro-optic materials”, P. D. Cunningham, N. N. Valdes, Felipe A. Vallejo, L. Michael Hayden, B. Polishak, S. Huang, X.-H. Zhou, J. Luo, A. K.-Y. Jen, J. Williams, and R. Twieg, J. Appl. Phys., 109, 043505-1 – 043505-5 (2011).

 

 

 

 

 

 

 

 

 

“Optical properties of DAST in the THz range”, P. D. Cunningham and L. Michael Hayden, Optics Express, 18, 23620-23625 (2010).

 

 

“Charge carrier dynamics of metallated polymers characterized by optical-pump THz-probe spectroscopy”, P. Cunningham, L. Michael Hayden, H.-L. Yip, and A. K.-Y. Jen, J. Phys. Chem. B 113, 15427-15432 (2009).

 

 

 

 

“Wideband 15-THz response using organic electrooptic emitter-sensor pairs at telecommunication wavelengths”, C. V. McLaughlin, L. Michael Hayden, B. Polishak, S. Huang, J. Luo, T. D. Kim, A. K. –Y. Jen, Appl. Phys. Lett. 92, 151107 (2008).     Also published in the Virtual Journal of Ultrafast Science, 7 (2008) and the Virtual Journal of THz Science and Technology, 4 (2008).

 

 

 

 

“Carrier dynamics resulting from above and below gap excitation of P3HT and P3HT/PCBM investigated by optical-pump terahertz-probe spectroscopy”, P. D. Cunningham and L. Michael Hayden, J. Phys. Chem. C 112, 7928-7935 (2008).  Also published in the Virtual Journal of THz Science and Technology, 4 (2008)

 

 

 

“Organic broadband terahertz sources and sensors”, X. Zheng, C. V. McLaughlin, P. Cunningham, and L. Michael Hayden, J. Nanoelect. Optoelect. 2, 58-76 (2007)

 

 

 

 

 

 

“Hybrid success”, L. Michael Hayden, Nature Photonics 1, 138-139 (2007).

 

“Terahertz scattering from granular material”, L. M. Zurk, B. Orlowski, B. Jouni, D. P. Winebrenner, E. I. Thorsos, M. R. Leahy-Hoppa, L. Michael Hayden, J. Opt. Soc. Am. B. 24, 2238-2243 (2007). Also published in the Virtual Journal of THz Science and Technology, 9 (2007).

 

 

 

 

“Comparison of parallel-plate and in-plane poled polymer films for terahertz sensing”, C. V. McLaughlin, X. Zheng, and L. Michael Hayden, Appl. Opt. 46, 6283-6290 (2007). Also published in the Virtual Journal of Ultrafast Science, 4 (2005) and in the Virtual Journal of THz Science and Technology, 9 (2007).

 

 

 

 

 

 

“Wideband terahertz spectroscopy of explosives”, M. R. Leahy-Hoppa, M. J. Fitch, X. Zheng, L. Michael Hayden, and R. Osiander, Chem. Phys. Lett. 434, 227-230 (2007).  Also published in the Virtual Journal of THz Science and Technology, 2 (2007)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

“Atomistic molecular modeling of the effect of chromophore concentration on the electro-optic coefficient in nonlinear optical polymers”, M.R. Leahy-Hoppa, P.D. Cunningham, J.A. French, and L. Michael Hayden, J. Phys. Chem. A 110, 5792-5797 (2006).

 

 

 

 

 

 

 

 

 

“Modeling a broadband THz system based on an electro-optic polymer emitter-sensor pair”, X. Zheng, C. V. McLaughlin, M. R. Leahy-Hoppa, A. M. Sinyukov, and L. Michael Hayden, J. Opt. Soc. Am. B. 23, 1338-1347 (2006). Also published in the Virtual Journal of THz Science and Technology, 7 (2006).