كلمة لزائرى الموقع

يسعدنى أن ارحب بزيارتكم وأجو أن تستفيدوا من محتويات الموقع فأهلا بكم.
أ.م.د/ مرتضى ابراهيم يوسف على، أستاذ مساعد بقسم: الفيزياء، بكلية: العلوم

أحدث أبحاثى
* Computational DFT Study of Gold Containing PVP/PEO/Gold Organometallic Polymer Nanocomposites
* Dielectric Relaxation Behaviour and AC Electrical Conductivity of Cellulose Acetate-Molybdenum Trioxide Nanoparticle Blended Film
* Electrical conductivity and breakdown properties of some erbium oxide doped phosphovanadate glasses

الأبحاث العلمية

Computational DFT Study of Gold Containing PVP/PEO/Gold Organometallic Polymer Nanocomposites
Egyptian journal of Chemistry
A.M. Abdelghany, M. I. Youssif, E.M. Abdelrazek, D.S. Rashad

Dielectric Relaxation Behaviour and AC Electrical Conductivity of Cellulose Acetate-Molybdenum Trioxide Nanoparticle Blended Film
Egyptian journal of Chemistry
Dina Ezzat, Mortada Youssif, Hanan Elhaes, Mahmoud El-Nahass

Electrical conductivity and breakdown properties of some erbium oxide doped phosphovanadate glasses
Journal of Materials Science: Materials in Electronics
E. M. Ahmed1,2 · M. I. Youssif1 · A. A. Elzelaky

Structure dielectric correlation of PEO/PVP incorporated with biosynthesized gold nanoparticles
Journal of Polymer Research
M. I. Youssif1 · A. M. Abdelghany2 · E. M. Abdelrazek3,4 · D. S. Rashad5 · H. M. Zidan1

Structural, thermal and photoemission properties of erbium doped phosphate glass
Ceramics International , 45(18) Part A, 2019, 24014-24021
E.M.Ahmed
M.I.Youssif
A.A.Elzelaky

Structural, optical and electrical studies of Toluidine Blue thin films prepared by thermal evaporation technique
Journal of Luminescence Volume 204, December 2018, Pages 428-435
MA Nasher, MI Youssif, NA El-Ghamaz, HM Zeyada

Linear And Nonlinear Optical Properties Of Irradiated Toluidine Blue Thin Films
Optik Volume 178, February 2019, Pages 532-543
MA Nasher, MI Youssif, NA El-Ghamaz, HM Zeyada

Effect of annealing and UV irradiation on structural and optical properties of 6-(3, 4 Dimethoxyphenyl)-1-methyl-3-oxo-2-phenyl-2, 3-dihydro1Hpyrazolo [4, 3-b]-5-carbonitrile thin films
JournalOptical Materials,Volume 69,392-400,2017
HM Zeyada, NA El-Ghamaz, MI Youssif, Eman A Gaml

Spectral, structural, optical and dielectrical studies of UV irradiated Rose Bengal thin films prepared by spin coating technique
Physica B: Condensed Matter،Volume 506Pages 75-82،Publication date 2017/2/1
HM Zeyada, MI Youssif, NA El-Ghamaz, MEO Aboderbala

Structural and Fluctuation Induced Excess Conductivity in R:1113 Superconductors
Brazilian Journal of Physics (2016) 46:198-205.
A. Sedky & M. I. Youssif

Photoacoustic and Ac Impedance Measurements for ZnO Varistors with ZnO Nanoparticles Addition
Nature and Science (2016); 14(2): 66-73.
A. Sedky, M. I. Youssif, and T. A. El-Brolossy

Fabrication and Characterization of Superconducting Nano Layer by Pulsed Laser Deposition
Life Science Journal (2016); 13(5): 8-20.
Badr Y. A., M. I. Youssif, Tharwat El-Sherbini, and D. Hassan

The role of the annealing temperatures on the structure and optical properties of Rose Bengal thin films
International Journal of Scientific & Engineering Research, Volume 6, Issue 11, November (2015): 895- 902.
H. M. Zeyada, M. I. Youssif, N. A. El-Ghamaz, M. E. O. Aboderbala

Flux Pinning and Intergranular Critical Current Density Study in SmBa2Cu3-xFexO7 Superconductor
Journal of American Science (2015); 11(7): 42-48
M. I. Youssif and A. Sedky

Metallic Behavior for Normal State Resistivity of PrBa2-xRxCu3O7 Compounds
Journal of American Science (2015); 11(3s): 32-35.
A. Sedky and M. I. Youssif,

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