Ahmed Ali Said Ahmed, Ph.D.

Postdoctoral Fellows

Postdoctoral Fellow in De Wolf Group

Research Interests

Wide Band Gap Single Junction Solar Cells, Perovskite/Silicon Tandem Solar Cells and Charge Transporting Materials

Selected Publications

  • W. Liu, A. A. Said, W. Fan, Q. Zhang, “Inverted Solar Cell with Thermally Evaporated Selenium as an Active Layer” ACS Appl. Energy Mater., 2020, 3, 7345–7352.
  • A. A. Said, J. Xie, K. Zhao, W. Liu, F. Yui, Q. Zhang, “Beyond Perovskite Solar Cells: Tellurium Iodide as A Promising Light Absorbing Material for Solution-Processed Photovoltaic Application” Chem Asian J. 2020, 15, 1505 – 1509.
  • W. Chen, A. A. Said, Z. Wang, Y. Zhou, W. Liu, W. Gao, M. Liu and Q. Zhang, “Sulfur Position in Pyrene-Based PTTIs Plays a Key Role to Determine the Performance of Perovskite Solar Cells When PTTIs Were Employed as Electron Transport Layers”, ACS Appl. Energy Mater., 2019, 2, 8, 5716-5723.
  • A. A. Said, J. Xie, Q. Zhang, “Recent Progress in Organic Electron Transport Materials in Inverted Perovskite Solar Cells”, Small, 2019, 15, 1900854.
  • A. A. Said, J. Xie, Y. Wang, Z. Wang, Y. Zhou, K. Zhao, W. Gao, T. Michinobu, Q. Zhang, “Efficient Inverted Perovskite Solar Cells by Employing N-Type (D-A1-D-A2) Polymers as Electron Transporting Layer”, Small, 2019, 1803339.
  • A. A. Said, S. M. Wagalgave, J. Xie, A. L. Puyad, W. Chen, Z. Wang, S. V. Bhosale, S. V. Bhosaleb and Q. Zhang, “NDI-Based Small Molecules as Electron Transporting layers in Solution-Processed Planar Perovskite Solar Cells”, J. Solid State Chemistry, 2019, 270, 51-57. 

Education

  • Ph.D., Nanyang Technological University, School of Materials Science and Engineering, Singapore (2020)
  • MSc, Alexandria University, Institute of Graduate Studies and Researches, Materials Science Department, Egypt (2015)
  • Postgraduate Diploma, Alexandria University, Faculty of Science, Chemistry Department, Egypt (2012)
  • BSc, Alexandria University, Faculty of Science, Chemistry Department, Egypt (2006)

Professional Profile

  • Process controller, Alexandria Carbon Black Company, Egypt (2007-2015)
  • Part time research assistant, Alexandria University, Institute of Graduate Studies and Researches, Materials Science Department, Egypt

Awards

  • Poster Award (10th Singapore International Chemistry Conference (SICC)) 2018.
  • SINGA Scholarship (Intake of 2015).

KAUST Affiliations

  • ​KAUST Solar Center (KSC)
  • Division of Physical Science and Engineering (PSE)​

Research Interests Keywords

perovskites/silicon tandem solar cells