Keshav M. Dani

  Assistant Professor 

BS (Hons) (Caltech) MA PhD (UC Berkeley)




Okinawa Inst. Of Sci. & Tech., Grad. Univ., Okinawa, Japan
Asst. Professor, Femtosecond Spectroscopy Unit

Nov. 2011 - Present

Los Alamos National Laboratory, Los Alamos, NM
Directors Post-doctoral Fellow at the Center for Integrated Nanotechnologies

Sep 2007 – Aug 2011

Lawrence Berkeley National Laboratory, Berkeley, CA
Post-doctorate in Material Science Division

Sep 2006 – Aug 2007



University of California at Berkeley, Berkeley, CA
M.A., Ph.D. in Physics 

  Aug 2000 – Sep 2006

California Institute of Technology, Pasadena, CA
B.S. with Honors in Mathematics

Sep 1997 – Jun 2000

Selected Honors And Awards

  • Director’s Postdoctoral Fellowship, Los Alamos National Lab, 2007
  • Steven Chu Award, American Physical Society, California section, 2005
  • Eric Temple Bell Prize, Caltech, 2000
  • Honorable mention, First-Step to Nobel Prize in Physics, Polish Academy of Sciences, 1992

Selected Publications

  • S. Gilbertson, G. L. Dakovski, T. Durakiewics, J. Zhu, K. M. Dani, A. D. Mohite, A. M. Dattelbaum & G. Rodriguez. Tracing ultrafast separation and coalescence of carriers in graphene with time-resolved photoemission. J. of Phys. Chemistry Lett. 3, 64-68 (2012)
  • K. M. Dani, J. Lee, R. Sharma, A. D. Mohite, C. M. Galande, P. M. Ajayana, A. M. Dattlebaum, H. Htoon, A. J. Taylor & R. P. Prasankumar. Intraband conductivity response in graphene observed using ultrafast infrared-pump visible-probe spectroscopy. Phys. Rev. B 86, 125403 (2012).
  • K. M. Dani, Z. Ku, P. C. Upadhya, R. P. Prasankumar, S.R.J. Brueck and A. J. Taylor. Subpicosecond optical switching with a negative index metamaterial. Nano Lett. 9, 3565-3569 (2009)
  • J. Wang, I. Cotoros, K. M. Dani, X. Liu, J.K. Furdyna and D.S. Chemla. Ultrafast enhancement of ferromagnetism via photoexcited holes in GaMnAs. Phys. Rev. Lett. 98, 217401 (2007)
  • K. M. Dani, J. Tigon, M. Breit, D.S. Chemla, E. G. Kavousanaki and I.E. Perakis, Ultrafast dynamics of coherences in the quantum Hall system. Phys. Rev. Lett. 97, 057401 (2006)

Selected Invited Talks

  • Observation of relativistic dynamics in photogenerated electron-hole plasma in graphene
    Seminar, Massachusetts Institute of Technology, Boston, MA, Nov. 2010
  • Femtosecond relativistic dynamics in graphene
    Seminar, Cornell University, Ithaca, NY, Nov. 2010
  • Applications in ultrafast spectroscopy towards high-speed photonics and advanced materials
    Seminar, University of Pennsylvania, Philadelphia, PA, Nov. 2010
  • Active Metamaterials and ultrafast photonic devices
    Seminar, Ecole Normale Superieure, Paris, France, Jan. 2010
  • Sub-picosecond optical switching with a negative index metamaterial
    March Meeting, American Physical Society, Portland, OR, Mar. 2010
  • Ultrafast spectroscopy of the Quantum Hall system
    Ultrafast Phenomena in Co-operative Systems, Gordon Research Conference, Italy, Feb. 2008
  • Ultrafast dynamics of coherences in the quantum Hall system
    NEQDIS-06, Max-Planck Institute, Dresden, Germany, Apr. 2006