CONDENSED MATTER THEORY GROUP: PROFESSOR CATHERINE STAMPFL

Sherif Abdulkader Tawfik

CONTACT DETAILS

School of Physics A28, Room 437
The University of Sydney, Australia
Phone: +61 2 935 15901
Fax: +61 2 935 17726
Email: sherif.abbas@sydney.edu.au, tawfik@physics.usyd.edu.au

 

RESEARCH INTERESTS

  • Quantum transport using NEGF combined with DFT to study nanostructures and molecules exhibiting rectification, spin-filtering, switching and NDR effects.
  • TDDFT propagation for exploring laser-matter interaction, optical spectra of nanocusters; gas-surface interactions.

CODES

  • SIESTA
  • Octopus

RECENT PUBLICATIONS

  1. Sherif Abdulkader Tawfik, Leigh Weston, X. Y. Cui, S. P. Ringer, and C. Stampfl, Near-Perfect Spin Filtering and Negative Differential Resistance in an Fe(II)S Complex, J. Phys. Chem. Lett., 2017, 8, pp 2189–2194.
  2. P. Kratzer, S. Abdulkader Tawfik, X. Y. Cui and C. Stampfl, Adsorption and element-specific detection of transition metal porphyrins by spin-dependent conductance of graphene nanoribbon, submitted.
  3. Sherif Abdulkader Tawfik, X. Y. Cui, S. P. Ringer, and C. Stampfl, Large spin-filtering effect in Ti-doped defective zigzag graphene nanoribbon, Phys. Chem. Chem. Phys., 2016, 18, 16224-16228.
  4. Sherif Abdulkader Tawfik, X. Y. Cui, S. P. Ringer, and C. Stampfl, Endohedral metallofullerenes, M@C60 (M=Ca, Na, Sr): Selective adsorption and sensing of open-shell NOx gases, Phys. Chem. Chem. Phys., 2016,18, 21315-21321.
  5. Sherif Abdulkader Tawfik, X. Y. Cui, S. P. Ringer, and C. Stampfl, Enhanced Oscillatory Rectification and Negative Differential Resistance in Pentamantane Diamondoid-Cumulene Systems, Nanoscale, 8, 3461 (2016).
  6. Sherif Abdulkader Tawfik, X. Y. Cui, S. P. Ringer, and C. Stampfl, High ON-OFF conductance switching ratio via H-tautomerization in Quinone, J. Chem. Theory Comput., 11, 4154 (2015).
  7. Sherif Abdulkader Tawfik, X. Y. Cui, S. P. Ringer, and C. Stampfl, Multiple CO2 capture in stable metal-doped graphene: a theoretical trend study, RSC Advances 5 (63), 50975 (2015).
  8. Sherif Abdulkader Tawfik, X. Y. Cui, D. J. Carter, S. P. Ringer, and C. Stampfl, Sensing sulfur-containing gases using titanium and tin decorated zigzag graphene nanoribbons from first-principles, Physical Chemistry Chemical Physics 17 (10), 6925 (2015).
  9. Mohamed A. Swillam and Sherif A. Tawfik, Plasmonic Slot Waveguides with Core Nonlinearity, Plasmonics 9 (2013) 2.
  10. Sherif A. Tawfik, Localized States in an Ultracold Atomic Gas Trapped in a Bichromatic Potential: The Effect of a Time-Varying Phase, Communications in Nonlinear Science and Numerical Simulation 17 (2012) 9.
  11. Sherif A. Tawfik, S.M. El-Sheikh, N.M. Salem, First principles calculation of field emission from nanostructures using time-dependent density functional theory: A simplified approach, Phys. E 43 (2011) 7.
  12. Sherif A. Tawfik, S.M. El-Sheikh, N.M. Salem, First Principles Calculation of Field Emission from Carbon Nanotubes With Nitrogen and Boron Doping, Phys E 44 (2011) 1.

 

 

 

 

 

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