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M. M. El-Okr
M. M. El-Okr
Professor of Solid State Physics ,AL Azhar University
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Year
Antimicrobial activity of metal-substituted cobalt ferrite nanoparticles synthesized by sol–gel technique
AH Ashour, AI El-Batal, MIAA Maksoud, GS El-Sayyad, S Labib, ...
Particuology 40, 141-151, 2018
2702018
Synthesis of cobalt ferrite nano-particles and their magnetic characterization
MM El-Okr, MA Salem, MS Salim, RM El-Okr, M Ashoush, HM Talaat
Journal of Magnetism and Magnetic Materials 323 (7), 920-926, 2011
1822011
Antibacterial, antibiofilm, and photocatalytic activities of metals-substituted spinel cobalt ferrite nanoparticles
MIAA Maksoud, GS El-Sayyad, AH Ashour, AI El-Batal, MA Elsayed, ...
Microbial pathogenesis 127, 144-158, 2019
1722019
Synthesis and characterization of metals-substituted cobalt ferrite [Mx Co (1-x) Fe2O4;(M= Zn, Cu and Mn; x= 0 and 0.5)] nanoparticles as antimicrobial agents and sensors for …
MIAA Maksoud, GS El-Sayyad, AH Ashour, AI El-Batal, MS Abd-Elmonem, ...
Materials Science and Engineering: C 92, 644-656, 2018
1712018
Semiconducting properties of Al doped ZnO thin films
AA Al-Ghamdi, OA Al-Hartomy, M El Okr, AM Nawar, S El-Gazzar, ...
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 131, 512-517, 2014
1572014
Optical absorption and structural studies of bismuth borate glasses containing Er3+ ions
M Farouk, A Samir, F Metawe, M Elokr
Journal of non-crystalline solids 371, 14-21, 2013
1392013
Preparation and characterization of microwave reduced graphite oxide for high-performance supercapacitors
SA El-Khodary, GM El-Enany, M El-Okr, M Ibrahim
Electrochimica Acta 150, 269-278, 2014
1242014
Spectroscopic studies of Sm3+ and Eu3+ co-doped lithium borate glass
MAK Elfayoumi, M Farouk, MG Brik, MM Elokr
Journal of Alloys and Compounds 492 (1-2), 712-716, 2010
1152010
Characterization of copper doped phosphate glasses for optical applications
N Aboulfotoh, Y Elbashar, M Ibrahem, M Elokr
Ceramics International 40 (7), 10395-10399, 2014
932014
Synthesis and optical properties of PVA/PANI/Ag nanocomposite films
MM Abdelhamied, A Atta, AM Abdelreheem, ATM Farag, MM El Okr
Journal of Materials Science: Materials in Electronics 31, 22629-22641, 2020
892020
Study the influence of zinc oxide addition on cobalt doped alkaline earth borate glasses
F Ahmad, EH Aly, M Atef, MM ElOkr
Journal of alloys and compounds 593, 250-255, 2014
882014
The role of CuCl2 in tuning the physical, structural and optical properties of some Al2O3–B2O3 glasses
HY Morshidy, MS Sadeq, AR Mohamed, MM El-Okr
Journal of Non-Crystalline Solids 528, 119749, 2020
872020
Application of Cu2O-doped phosphate glasses for bandpass filter
H Elhaes, M Attallah, Y Elbashar, M El-Okr, M Ibrahim
Physica B: Condensed Matter 449, 251-254, 2014
822014
Tunable structures of copper substituted cobalt nanoferrites with prospective electrical and magnetic applications
MIAA Maksoud, A El-ghandour, GS El-Sayyad, AS Awed, RA Fahim, ...
Journal of Materials Science: Materials in Electronics 30, 4908-4919, 2019
742019
Optical and electrical properties of Ge10+ xSe40Te50− x thin film
SA Fayek, M El-Ocker, AS Hassanien
Journal of Materials Research 16 (6), 1549-1553, 2001
742001
A comprehensive identification of optical transitions of cobalt ions in lithium borosilicate glasses
MG Moustafa, H Morshidy, AR Mohamed, MM El-Okr
Journal of Non-Crystalline Solids 517, 9-16, 2019
692019
Optical, elastic properties and DTA of TNZP host tellurite glasses doped with Er3+ ions
MM Elokr, YM AbouDeif
Journal of Molecular Structure 1108, 257-262, 2016
682016
Incorporation of Mn2+ into cobalt ferrite via sol–gel method: insights on induced changes in the structural, thermal, dielectric, and magnetic properties
MIA Abdel Maksoud, A El-ghandour, GS El-Sayyad, AS Awed, AH Ashour, ...
Journal of Sol-Gel Science and Technology 90, 631-642, 2019
662019
Gamma ray attenuation in a developed borate glassy system
A Saeed, YH Elbashar, AM Abou El-azm, MM El-Okr, MNH Comsan, ...
Radiation Physics and Chemistry 102, 167-170, 2014
652014
Optical properties and radiative rates of Nd3+ doped zinc-sodium phosphate glasses
AA El-Maaref, S Badr, KS Shaaban, EAA Wahab, MM ElOkr
Journal of Rare Earths 37 (3), 253-259, 2019
612019
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