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Membership type: full

Ebtesam El Farhatey

Country of origin: Egypt Currently in: Egypt, Cairo General field of specialization: Physics
Academic Background

Degrees

1992 Doctorate Physics
1986 Master Physics
Research and Profession

Current Research Activities

Physics

• Ferrites and Multiferroic materials. • Polymer Blends, Swelling properties of polymer composites. • Physical properties (electrical, mechanical, magnetic, structural, optical and Thermodynamics Properties of Solids). • Nanotechnology. • Nano composites • Graphene Science and Technology.

Research Keywords: 
nanoparticles
rare earth orthoferrite nanocomposites
polymers
rubber
Graphene

Publications resulting from Research: 


1. Amelioration of ceramics properties via different preparation techniques. Under publication in Journal of applied physics b.

2. Comparative study of physical properties of transition metals (Co, Ni, Fe and Mn) doped ZnO nanoparticles Applied Physics A (2018) 124:469

3. Impact of Gd3+/ graphene substitution on the structural and magnetic properties of magnesium ferrite. Journal of magnetism and magnetic materials, 452 (2018) 169–178.

4. A comparative study of the cure characteristics, mechanical properties and abrasion resistance of silica and carbon black filled NBR/SBR Blends (accepted for publication in the Egyptian Journal of Chemistry 2017

5. Improvement of the physical properties of novel (1 - x) CoFe2O4 + (x) LaFeO3 nanocomposites for technological applications. Journal of Materials Science: Materials in Electronics. (2017).

6. Synthesis and characterization of nonstoichiometric potassium/ magnesium nanoferrites for multifunctional applications. J Mater Sci: Mater Electron (2018) 29:1489–1496

7. Multiferroic Properties of Gd/Er Doped Chromium Nano Sized Particles Synthesized by Citrate Auto Combustion Method. Accepted in Materials Science and Engineering B.

8. Development and Applications of Mg-Ni Nano Ferrite. accepted in Silicon (2018).

9. The impact of (Ba/Sr) doping on the Structural and Magnetic Properties of Magnesium nano-Ferrites. Appl. Phys. A (2017) 123:631

10. Developing Ethylene-Propylene-Diene Blends for Industrial Applications European Chemical Bulletin 6 (6), 258-263, (2017).

11. Novelty characterization and enhancement of magnetic properties of Co and Cu nanoferrites, Journal of Materials Science: Materials in Electronics (2017) 28:241–249.

12. Improvement of the Magnetic Properties of Magnesium Nano Ferrites via Co2+/Ca2+ Doping, Journal of Superconductivity and Novel Magnetism (2017) 30:627–633.

13. Enhancing the Magnetic Properties of Li-Sb Ferrites; Journal of Superconductivity and Novel Magnetism Accepted: 13 March (2017).

14. Modification of Co/Cu nanoferrites properties via Gd3+Er3+doping. Applied physics A, Materials science processing; (2017) 123:312.

15. Nonstoichiometry and phase stability of Al and Cr substituted Mg ferrite nanoparticles synthesized by citrate method. Journal of Magnetism and Magnetic Materials 426 (2017) 217–224.

16. Fascinating improvement in physical properties of Cd/Co nanoferrites using different rare earth ions. Journal of Materials Science: Materials in Electronics; (2017) 28:11482–11490

17. Optimizing the physical properties of calcium nanoferrites to be suitable in many applications. J Mater Sci: Mater Electron (2017) 28:5846–5851.

18. Correlation between the physical properties and the novel applications of Mg0.7Cu0.3Fe2O4 nano-ferrites. J Mater Sci: Mater Electron (2017) 28:10035–10041.

19. Effect of different Gd3+ ion content on the Electric and Magnetic Properties of Lithium Antimony Ferrite. Journal of Inorganic and Organometallic Polymers and Materials 25(5), 1011-1304 2015.

20. Influence of Cr3+ion on the structural, ac conductivity and magnetic properties of nanocrystalline Ni–Zn ferrite. CMSMM 17 th International conference on Materials Science Metal and Manufacturing Barcelona Spain.

21. Investigation of cation distribution and microstructure of nano ferrites prepared by different wet methods. Journal of Inorganic and Organometallic Polymers and Materials, 25, (4), 2015, 619-1010. ISSN 1574-1443.

22. Effect of Rare Earth Substitution on the Structural and Electrical Properties of Cu-Mg Ferrite. International Journal of Modern Physics B, Vol. 29, No. 01550126,(2015).

23. A Comparative Study of the Pure and Nano-Filled Acrylonitrile Butadiene -Styrene Butadiene Rubber Blends. American Journal of Materials Science and Application 3(3): 44- 46, (2015).

24. Effect of Rare Earth Oxides and La3+ Ion Concentration on Some Properties of Ni-Zn Ferrites, Physica B, Condensed Matter, 445, 60-67, (2014).

25. Electrical Properties and Initial Permeability of Cu – Mg Ferrites Solid State Sciences 31, 99-106,(2014).

26. Effect of filler concentration on the physico-mechanical properties of super abrasion furnace black and silica loaded styrene butadiene rubber Materials and Design 34, pp. 533-540, (2012).

27. The effect of Ti4+ ions and gamma radiation on the structure and electrical properties of Mg ferrite. Journal of Materials Science 42 (10), pp. 3651-3660 , (2007).

28. Effect of rare earth radius and concentration on the structural and transport properties of doped Mn-Zn ferrite Journal of Magnetism and Magnetic Materials 311 (2), pp. 545-554, (2007).

29. Spectroscopic and electrical properties of Mg-Ti ferrite doped with different rare-earth elements Physica B: Condensed Matter 381 (1-2), pp. 144-155, (2006).

30. Structural, Electrical and Magnetic Properties of La-doped Mn-Zn Ferrite Solid State Physics and Materials Science, 10 -14 September (2006) conference in Alexandria, Egypt.

31. Structural and electrical studies on La3+ substituted Ni-Zn ferrites Materials Chemistry and Physics 92 (2-3), pp. 310-321, (2005).

32. Effect of swelling process on thermoelastic temperature change of butadiene acrylonitrile rubber filled with polyvinyl chloride Journal of Applied Polymer Science 95 (4), pp. 916-921, (2005).

33. Effect of sintering conditions on the electrical properties of Ni 1-xZnxLa0.05Fe1.95O4. Physica Status Solidi (A) Applied Research 201 (13) , pp. 3010-3022, (2004).

34. Rare earth doping effect on the structural and electrical properties of Mg-Ti ferrite Materials Letters 57 (26-27), pp. 4256-4266, (2003).

35. Rate of heating and sintering temperature effect on the electrical properties of Nd ferrite Journal of Materials Science 38 (5), pp. 1087-1095, (2003).

36. Charge transfer behavior of erbium substituted Mg–Ti ferrites Materials Chemistry and Physics 81, 63–77, (2003).

37. Spectroscopic analysis of ferrite doped with different rare earth elements. Vibrational Spectroscopy 30 (1), pp. 69-75(2002).

38. Effect of frequency and preparation conditions on the electrical properties of Mg-Ti Ferrites, 1st International conference on "New Trends in Chemistry and their Applications" NTCA1 Egypt, J. Chem. Vol. 45, No.3, pp. 641-656 (2002).

39. Effect of Rare Earth Ion Concentration on the Electrical Properties of Mg-Ti Ferrite. Fourth International Scientific Conference (F.I.S.C), [for Science, Development and Environment], 27-29 March, 387-402, (2001) Al-Azhar University, Cairo, Egypt.

40. Effect of swelling process on the thermoelastic temperature change of ethylene propylene diene rubber filled with carbon black Journal of Applied Polymer Science 74 (8), pp. 1890-1897, (1999).

41. Effects of radiation and storage time on conductive NBR/LDPE blends. Polymer Degradation and Stability 60 (2-3), pp. 333-338. (1998).

42. Influence of Dynamic Cyclic Extension on the Electrical Conductivity of NBR/PVC Conductive Blends Journal of Polymer Materials 15 (4), pp. 403-408, (1998).

43. Study of thermal currents in irradiated LDPE/NBR conductive blends. Polymer Degradation and Stability 57 (1), pp. 95-100, (1997).

44. Investigation of the influence of duration of compression and recovery on the electrical conductivity of HAF-loaded rubber vulcanizates. Polymer Testing 16 (4), pp. 335-347, (1997).

45. Electrical conductance of irradiated NBR/LDPE conductive blend during swelling in benzene. Journal of Applied Polymer Science 66 (9), pp. 1639-1645, (1997).

46. Influence of dynamic cyclic extension on the electrical conductivity of fast extrusion furnace (FEF) black loaded rubber vulcanizates Polymer International 38 (3), pp. 257-261(1995).

47. Thermo elasticity in carbon black-filled styrene-butadiene rubber, Journal of Physics D: Applied Physics 26 (12), pp. 2272-2275, (1993).

48. Influence of static and cyclic compression on the electrical conductivity of FEF black-loaded rubbers. Journal of Applied Polymer Science 45 (3), pp. 557-561 (1992).

49. Thermoplastic effect in FEF carbon black loaded rubbers and its dependence on dynamic cyclic extension. J. polymer mater. 9, 125-129 (1992).

50. Influence of static and cyclic compression on the electrical conductivity of FEF black loaded rubbers. Polymer Bulletin, Volume 22, Numbers 5-6, 62 (1989).

51. Influence of solvent penetration on the electrical conductance of pre extended FEF carbon black loaded rubbers. J, of applied polymer science 37, 1209 (1989).

52. Electrical properties of pre-extended FEF carbon black loaded rubbers. Die Angewandte Makromolekulare Chemie 141, Issue 1, 19-29- (1986).





Current profession

Current professional activities type: 
Teaching

Workshop and Conference Attended

2017 In Xi'an in China 1. ICCM21 International conference on composites materials in Xi'an in China
2016 Hurghada Egypt. 2. Novel perovskite–graphene nanocomposite approach to enhance the physical properties of LaFeO3” 6th International conference in Modern trends in Physics Research MTPR-016
2015 Barcelona Spain 3. CMSMM 17th International conference on Materials Science Metal and Manufacturing. Barcelona Spain
2000 Mulhouse, France 4. Third International Conference on Carbon Black .
2005 Egypt 5. International Center for Synchrotron Light for Experimental Science and Application in the Middle East SESAME
2005 Ain Shams University 6. Workshop on Course and Curriculum Design . Ain Shams University
2018 Cairo university 7. Workshop in physics department, Faculty of Science, Cairo University
2012 Egypt 8. International conference on modern trends in physics research 2012 Egypt
2005 Egypt 9 Workshop on Assessment of the “Quality Assurance & Accreditation Project”
1997 Egypt 23. Fourth International Conference on Frontiers of Polymers and Advanced Materials Egypt,
2003 at Al – Azhar University Egypt 18. Fifth International Scientific Conference held