Timothy Benseman

Timothy Benseman - Assistant Professor -  profile photo

Research Interests

  • Development of high-temperature superconducting solid-state lasers and optoelectronic devices for operation in the 'terahertz gap' region.

Education

  • Ph.D. University of Cambridge
  • MSc & BScHons in Physics, BA in Economics, Victoria University of Wellington

Contact

Affiliated Campus(es)

  • Queens College

Publications:

  • High-resolution thermal micro-imaging using Europium chelate luminescent coatings. T. M. Benseman, Y. Hao, V. Vlasko-Vlasov, U. Welp, A. E. Koshelev, W.-K. Kwok, R. Divan, C. Keiser, C. Watanabe, & K. Kadowaki. Journal of Visualized Experiments, in press, December 2015.

  • Current filamentation in large Bi2Sr2CaCu2O8 mesa devices observed via luminescent and scanning laser thermal microscopy. T. M. Benseman, A. E. Koshelev, V. Vlasko-Vlasov, Y. Hao, W.-K. Kwok, U. Welp, C. Keiser, B. Gross, M. Lange, D. Kölle, R. Kleiner, H. Minami, C. Watanabe, & K. Kadowaki. Physical Review Applied, 3, 044017 (2015).

  • Antiferromagnetic and nematic phase transitions in BaFe2(As1-xPx)2studied by AC micro-calorimetry and SQUID magnetometry. X. Luo, V. Stanev, B. Shen, L. Fang, X. S. Ling, R. Osborn, S. Rosenkranz, T. M. Benseman, R. N. S. Divan, W.-K. Kwok, & U. Welp. Physical Review B, 91, 094512 (2015).

  • Powerful terahertz emission from Bi2Sr2CaCu2O8 mesa arrays. T. M. Benseman, K. E. Gray, A. E. Koshelev, W.-K. Kwok, U. Welp, H. Minami, K. Kadowaki, & T. Yamamoto. Applied Physics Letters 103, 022602 (2013).

  • The ac Josephson relation and inhomogeneous temperature distributions in large Bi2Sr2CaCu2O8 mesas for THz emission. T. M. Benseman, A. E. Koshelev, W.-K. Kwok, U. Welp, K. Kadowaki, J. R. Cooper, & G. Balakrishnan. Superconductor Science and Technology 26, 085016 (2013).

  • Jamming of superconducting vortices in a funnel structure. V. Vlasko-Vlasov, T. M.  Benseman, U. Welp, & W.-K. Kwok. Superconductor Science and Technology 26, 075023 (2013).

  • Direct imaging of hot spot in Bi2Sr2CaCu2O8 mesa terahertz sources. T. M. Benseman, K. E. Gray, A. E. Koshelev, W.-K. Kwok, U. Welp, V. Vlasko-Vlasov, & K. Kadowaki. Journal of Applied Physics 113, 133902 (2013).

  • Tunable terahertz emission from Bi2Sr2CaCu2O8 mesa devices. T. M. Benseman, A. E. Koshelev, K. E. Gray, W.-K. Kwok, U. Welp, K. Kadowaki, M. Tachiki, & T. Yamamoto. Physical Review B 84, 064523 (2011).

  • Valence and spin states of substituent cations in Bi2Sr2CaCu2O8. T. M. Benseman, J. R. Cooper, C. L. Zentile, L. Lemberger, & G. Balakrishnan. Physical Review B 84, 144503 (2011).

  • Evidence for Dirac nodes from quantum oscillations in SrFe2As2. M. Sutherland, D. J. Hills, B. S. Tan, M. M. Altarawneh, N. Harrison, J. Gillett, E. C. T. O’Farrell, T. M. Benseman, I. Kokanovic, P. Syers, J. R. Cooper, & S. E. Sebastian. Physical Review B (Rapid Comm.) 84, 180506(R) (2011).

  • A detailed de Haas–van Alphen effect study of the overdoped cuprate Tl2Ba2CuO6. P. M. C. Rourke, A. F. Bangura, T. M. Benseman, M. Matusiak, J. R. Cooper, A. Carrington, & N. E. Hussey. New Journal of Physics 12, 105009 (2010).

  • Fermi surface and electronic homogeneity of the overdoped cuprate superconductor Tl­2Ba2CuO6 as revealed by quantum oscillations. A. F. Bangura, P. M. C. Rourke, T. M. Benseman, M. Matusiak, J. R. Cooper, N. E. Hussey, & A. Carrington. Physical Review B (Rapid Comm.) 82, 140501(R) (2010).

  • Increased Tc in Electrolyte-Gated Cuprates. A. S. Dhoot, S. C. Wimbush, T. M. Benseman, J. L. MacManus-Driscoll, J. R. Cooper, & R. H. Friend. Advanced Materials 22, 2529–2533 (2010).

  • In-plane oxygen diffusion in single crystals of Bi2Sr2CaCu2O. T. M. Benseman, J. R. Cooper, & G. Balakrishnan. Physica C 468, 81-87 (2008).

  • The phase diagram of high-Tc superconductors, J. L. Tallon, T. M. Benseman, G. V. M. Williams, & J. W. Loram. Physica C 415, 9-14 (2004).

Timothy Benseman - Assistant Professor -  profile photo

Contact

Affiliated Campus(es)

  • Queens College