My research field or area of interest innanotechnology
1- Growth of Single Crystals (Semiconductor Materials) by Bridgman Technique, Czochralski Technique and Chemical Vapor Deposition (CVD), .. etc. 2- Measurements of the electrical conductivity and Hall coefficient. 3- Measurements of the thermoelectrical power. 3- Study of Switching Phenomena. 4- Measurements of Photoconductivity. 5- Preparation of Semiconductor and Metallic Nanoparticles by Physical and Chemical methods. 6- Preparatrion of Nano-Crystalline Thin Films by Thermal Evaportion, E-beam Evaportion and Spin Coating System for Solar Cell Applications. 7- Study of Structural Propertries by X-ray Diffraction System and EDAX Analysis. 8- Microscopy Techniques including high-resolution TEM, SEM and Scanning Probe Microscopy Techniques such as, AFM and STM. 9- Optical Properties such as, UV-Visible Absorption and Fluorescence Spectroscopy. 10- Thermal Analysis Techniques such as, TGA/DTA and DSC. 11- Spectroscopic Techniques such as, FT-IR and Raman Spectroscopy. 12- Electron paramagnetic Resonance (EPR) Analysis.
Solid State Physics, Semiconductors Materials, Crystal growth, Single Crystals, The synthesis and Characterization of Semiconductor and Metallic Nanocrystals and Their Applications in Solar Cell and Biological Labels.
International Journals 1. “Transport Properties of Bi2S3 Single Crystals” H. T. Shaban, M. M. Nassary, and M. S. El-sadek Physica B : Condensed Matter, (2008), Vol. 403, pp. 1655-1659. 2. “Semiconductor Parameters of Bi2Te3 Single Crystal” M. M. Nassary, H. T. Shaban, and M. S. El-sadek Materials Chemistry and Physics, (2009), Vol. 113, pp. 385-389. 3. “Optical Properties of Thiol-Stabilized CdTe Nanoparticles” M. S. Abd El-sadek, J. Ram kumar, and S. Moorthy Babu International Journal of Nanoparticles, (2009), Vol. 2, pp. 20-29. 4. “The role of Potassium Tellurite as Tellurium Source in Mercaptoacetic- Acid-Capped CdTe Nanoparticles” M. S. Abd El-sadek, J. Ram kumar, and S. Moorthy Babu Current Applied Physics, (2010), Vol. 10, pp. 317-322. 5. “Selective Synthesis and Characterization of CdTe@Mn(OH)2 (Core-Shell) Composite Nanoparticles” M. S. Abd El-sadek, J. Ram Kumar, S. Moorthy Babu, and M. Salim El-Hamidy Journal of Alloys and Compounds, (2010), Vol. 496, pp. 589-594. 6. “Synthesis and Optical Characterization of Nanocrystalline CdTe Thin Films” A.A. Al-Ghamdi, Shamshad A. Khan, A. Nagat, and M.S. Abd El-Sadek Optics & Laser Technology, (2010), Vol. 42, pp. 1181-1186. Top 25 Hottest Articles Physics and Astronomy > Optics & Laser Technology July to September 2010 (http://top25.sciencedirect.com/subject/physics-and-astronomy/21/journal/optics-laser-technology/00303992/archive/28) 7. “Growth and Optical Characterization of Colloidal CdTe Nanoparticles Capped by a bifunctional Molecule” M. S. Abd El-sadek and S. Moorthy Babu Physica B: Condensed Matter (2010), Vol. 405, pp. 3279-3283. 8- “Aqueous Synthesis and Characterization of CdTe@Co(OH)2 (Core-Shell) Composite Nanoparticles” M. S. Abd El-sadek and S. Moorthy Babu Materials Chemistry and Physics ( 2010), Vol. 124, pp. 592-599. 9- “Photoinduced interaction of MPA-capped CdTe quantum dots with denatured Bovine Serum Albumin” Mariadoss Asha Jhonsi, Arunkumar Kathiravana, Rajalingam Renganathana and M.S. Abd El-sadek Nanoscience and Nanotechnology Letters (2011) Vol. 3, pp. 125-130. 10- “A Controlled Approach for Synthesizing CdTe@CrOOH (Core-Shell) Composite Nanoparticles” M. S. Abd El-sadek and S. Moorthy Babu Current Applied Physics (2011), Vol. 11, pp. 926-932. 11- “Influence of Different Stabilizers on the Optical and Nonlinear Optical Properties of CdTe Nanoparticles” M. S. Abd El-sadek, Ahmad Y. Nooralden, S. Moorthy Babu and P. K. Palanisamy Optics Communications (2011), Vol. 284, pp. 2900-2904. 12- “CdTe@Cu(OH)2 Nanocomposite: Aqueous Synthesis and Characterization” M. S. Abd El-sadek and S. Moorthy Babu Journal of Solid State Chemistry (Accepted March 2011) 13- “Electronic transport and conduction mechanism of CdTe nanocrystals” M. S. Abd El-sadek, I.S. Yahia and A.M. Salem Submitted to Materials Chemistry and Physics (October 2010) 14- “Synthesis and Semiconducting Properties of Nanocrystalline ZnO:ZnFe2O4 Composite Semiconductors by Sol-Gel Calcination Method” C. Aydın, M. S. Abd El-sadek, Kaibo Zheng, F. Yakuphanoglu, I. S. Yahia and W. A. Farooq Submitted to Journal of Solid State Chemistry (January 2011) 15. “Method Methyl orange (C.I. Acid Orange 52) as a new Organic Semiconductor: Conduction Mechanism and Dielectrical Relaxation Mechanism” I. S. Yahia, M. S. Abd El-sadek and F. Yakuphanoglu Submitted to Dyes and Pigments (February 2011) 16. “Structural Properties and Transport Mechanisms of Thermally Vacuum Evaporated CdTe Nanocrystalline Thin Films” A. Al-Ghamdi, M. S. Abd El-sadek, A. Nagat and F. El-Tantawy Submitted to Current Applied Physics (February 2011) 17. “Investigation of Linear and Nonlinear Optical Properties of Mercaptoacetic Acid-Capped CdTe Nanoparticles by Z-scan Technique” M. S. Abd El-sadek, S. Moorthy Babu, Ahmad Y. Nooralden and P. K. Palanisamy Submitted to Materials Science and Engineering B (March 2011)
Researchgroup, Institute, University, School, Company name
Nanomaterial Laboratory, Physics Department, Faculty of Sciences, South Valley University, Qena-83523, Egypt. www.svu.edu.eg/faculties/science/cvs/phys/SV_FSCN_Phsc_SPHYS_mahmoud.abdelsadek_E.pdf
Researchgroup, Institute, Company, University, School webpage
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