People

Omar F. Mohammed Abdelsaboor, PhD

Faculty
Assistant Professor of Chemical Science
Ultrafast Laser Spectroscopy and Imaging Laboratory

Research Interests

  • The development of time-resolved laser spectroscopy and four-dimentional ultrafast electron microscopy as unique tools for materials, chemical and physical sciences applications
  • Photoinduced bimolecular electron transfer and the subsequent charge separation dynamics
  • Nanoscale materials dynamics e.g., nanotubes, quantum dots and nanoparticles
  • Synthesis and characterization of chemical systems that are ideal for ultrafast chemistry
  • Ultrafast reaction dynamics of photoswitchable materials
  • Electronic and vibarional spectroscopy
  • Femtosecond and picosecond dynamics of the most elementary chemical and physical processes

Selected Publications

Overcoming the cut-off charge transfer bandgaps at the PbS quantum dots interfaces
A. O. El-Ballouli, E. Alarousu, A. R. Kirmani, A. Amassian, O. M. Bakr, O. F. Mohammed
Advanced Functional Materials, 25, 7435-7441 (2015). Chosen for the back cover of the journal.
 
Real-space imaging of carrier dynamics of materials surfaces by second-generation four-dimensional scanning ultrafast electron microscopy
J. Sun, V. A. Melnikov, J. I. Khan, O. F. Mohammed
Journal of Physical Chemistry Letters, 6, 3884-3890 (2015)
 
Ultrafast static and diffusion-controlled electron transfer at Ag29 nanocluster/molecular acceptor interfaces
S. Aly, L. G. AbdulHalim, T. Besong, G. Soldan, Osman M. Bakr, O. F. Mohammed
Nanoscale, Article ASAP. Chosen for the front cover of Nanoscale.
 
Air-stable surface-passivated perovskite quantum dots for ultra-robust, single- and two-photon-induced amplified spontaneous emission
J. Pan, S. P. Sarmah, B. Murali, I. Dursun, W. Peng, M. R. Parida, J. Liu, L. Sinatra, N. Alyami, C. Zhao, E. Alarousu, T. K. Khee Ng, B. S. Ooi, O. M. Bakr, O. F. Mohammed
Journal of Physical Chemistry Letters, 6, 5027-5033 (2015)
 
The impact of the structural alignment of the electron transporting layer on the performance of the inverted bulk heterojunction solar cells
M. Banavoth, A. El Labban, J. Eid, D. Shi, E. Alarousu, Q. Zhang, X. Zhang, O. M. Bakr, O. F. Mohammed
Small, 11, 5272–5279 (2015)
 
High-quality bulk hybrid perovskite single crystals within minutes by inverse temperature crystallization
M. I. Saidaminov, A. L. Abdelhady, M. Banavoth, E. Alarousu, V. M. Burlakov, W. Peng, I. Dursun, L. Wang, Y. He, G. Maculan, A. Goriely, T. Wu, O. F. Mohammed, O. M. Bakr
Nature Communications, 6, 7586 (2015)
 
Quantum confinement-tunable intersystem crossing and triplet state lifetime of cationic Porphyrin-CdTe quantum dot nanoassemblies
G. H. Ahmed, S.M. Aly, A. Usman, M. S. Eita, V. A. Melnikov, O. F. Mohammed
Chemical Communications, 51, 8010-8013 (2015). Chosen for the front cover of ChemComm.
 
Molecular-structure control of ultrafast electron injection at cationic Porphyrin-CdTe quantum dot interfaces
S. M. Aly, G. H. Ahmed, B. S. Shaheen, J. Sun, O. F. Mohammed
Journal of Physical Chemistry Letters, 6 (5), 791–795 (2015)
 
Ambient layer-by-layer ZnO assembly for highly efficient polymer bulk heterojunction solar cells
M. Eita, A. El Labban, F. Cruciani, A. Usman, P. M. Beaujuge, O. F. Mohammed
Advanced Functional Materials, 25, 1558–1564 (2015)
 
D. Masih, S. M. Aly, E. Alarousu, O. F. Mohammed
Journal of Materials Chemistry A, 3 (13), 6733-6738 (2015). Chosen for the front cover of Journal of Materials Chemistry A.

Education

  • Ph.D., Physical Chemistry, Humboldt University of Berlin, Germany, 2006                       
  • M.Sc., Chemistry, Assiut University, Egypt, 1999
  • B.Sc., Chemistry, Assiut University, Egypt, 1995

Professional Profile

  • 2012–present: Assistant Professor, Chemical Sciences, KAUST, Saudi Arabia
  • 2008–2012: Senior Research Associate, California Institute of Technology, USA
  • 2007–2008: Postdoctoral Associate, RIKEN (Institute of Chemical and Physical Research), Japan
  • 2006–2007: Postdoctoral Associate, University of Geneva, Switzerland
  • 2002-2006: Graduate Studies in Chemistry, MBI, Berlin, Germany

Scientific and Professional Memberships

Member of American Chemical Society (ACS)

Awards

  • Long term fellowship, Max-Born Institute, Berlin, Germany
  • Post-doctoral Fellowship (JSPS fellowship) & Special post-doctoral researcher (RIKEN fellowship), RIKEN, Japan
  • Distinguished scholar award from Arab Fund for Economic and Social Development, Kuwait
  • The State Prize in Basic Sciences, Egypt

KAUST Affiliations

Solar & Photovoltaics Engineering Research Center (SPERC)
Division of Physical Sciences and Engineering (PSE)