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Nikolay Lepeshkin

Nikolay Lepeshkin faculty bio headshot
Nikolay Lepeshkin Associate Teaching Professor, Associate Chair for Undergraduate Education, Transfer Coordinator


Photonics, Physics Education


  • Ph D: Physics, (2001), New Mexico State University - Las Cruces, NM, USA
  • Other: Physics, (1995), Novosibirsk State University - Novosibirsk, Russia

Selected Awards and Honors

  • 2015 Faculty Award for Teaching Excellence (2015), Teaching - University of Massachusetts Lowell

Selected Publications

  • Lepeshkin, N., Kim, W., Safonov, V.P., Zhu, J.G., Armstrong, R.L., White, C.W., Zuhr, R.A., Shalaev, V.M. (1999). Optical nonlinearities of metal-dielectric composites. Journal of Nonlinear Optical Physics and Materials, 8(2) 191-210.
  • Safonov, V.P., Zhu, J.G., Lepeshkin, N., Armstrong, R.L., Shalaev, V.M., White, C.W., Zuhr, R.A., Danilova, Y.E. (1999). Spectral dependence of cubic nonlinearity in gold nanoparticles and their fractal aggregates. IQEC, International Quantum Electronics Conference Proceedings, 25-26.
  • Safonov, V.P., Shalaev, V.M., Markel, V.A., Danilova, Y.E., Lepeshkin, N., Kim, W., Rautian, S.G., Armstrong, R.L. (1998). Spectral dependence of selective photomodification in fractal aggregates of colloidal particles. Physical Review Letters, 80(5) 1102-1105.
  • Danilova, Y.E., Lepeshkin, N., Rautian, S.G., Safonov, V.P. (1997). Excitation localization and nonlinear optical processes in colloidal silver aggregates. Physica A: Statistical Mechanics and its Applications, 241(1-2) 231-235.