Anwar Usman, PhD

Research Group Staff

Research Technical Specialist


Research Interests

Optical nanomanipulation, Ultrafast Photophysics and Photochemical Phenomena

Selected Publications

  • Real-Time Observation of Ultrafast Intraband Relaxation and Exciton Multiplication in PbS Quantum Dots
    A. O. El-Ballouli et al.
    ACS Photonics, 1, 285, (2014)
  • Generation of multiple excitons in Ag2S quantum dots: single high-energy versus Multiple-Photon Excitation
    J. Sun et al.
    J. Phys. Chem. Lett., 5, 659, (2014)
  • Femtosecond Pulse-Width Dependent Trapping and Directional Ejection Dynamics of Dielectric Nanoparticles
    W.-Y. Chiang et al.
    J. Phys. Chem. C., 117, 19182, (2013)
  • Optical Trapping of Nanoparticles by Ultrashort Laser Pulses
    A. Usman et al.
    Science Progress, 96, 1, (2013)
  • Spectro-Temporal Characterization of the Photoactivation Mechanism of Two New Oxidized Cryptochrome/Photolyase Photoreceptors
    J. Brazard et al.
    J Am. Chem. Soc., 132, 4935, (2010)
  • Characterization of two members of the cryptochrome/photolyase family from Ostreococcus tauri provides insights into the origin and evolution of cryptochromes
    M. Heijde et al.
    Plant, Cell & environment, 44, 1614, (2010)
  • Trans-cis photoisomerization of a photoactive yellow protein model chromophore in crystalline phase
    A. Usman et al.
    J. Phys. Chem. B, 110, 20085, (2006)
  • Magneto−Structural Correlations:  Synthesis of a Family of End-On Azido-Bridged Manganese(II) Dinuclear Compounds with S = 5 Spin Ground State
    T. K. Karmakar et al.
    Inorg. Chem. 44, 2391, (2005)
  • Structural evolution of the chromophore in the primary stages of trans/cis isomerization in photoactive yellow protein
    K. Heyne et al.
    J Am. Chem. Soc., 127, 18100, (2005)
  • The 143 and 300 K polymorphs of hexamethylenetetraminium 2, 4-dinitrophenolate monohydrate
    A. Usman et al.
    Acta Cryst. C, 57, 1443, (2001)


  • PhD, Tohoku University, Japan, 2000

Professional Profile

  • 2013–present: Research Technical Specialist, KAUST, Saudi Arabia
  • 2009-2013: Postdoctoral Fellow, National Chiao Tung University,Taiwan
  • 2007-2008: Postdoctoral Fellow, EcoleNormaleSuperieure de Chimie, France
  • 2005-2007: Postdoctoral Fellow, Osaka University, Japan
  • 2003-2005: Postdoctoral Fellow, Max Born Institute, Berlin, Germany
  • 2001-2003: Postdoctoral Fellow, University of Science, Malaysia

KAUST Affiliations

● Solar & Photovoltaics Engineering Research Center (SPERC)

● Division of Physical Sciences and Engineering (PSE)

Research Interests Keywords

Photophysics Photochemistry