Multijunction solar cell parameter estimation based on metaheuristic algorithms by Marwa M. Elzalabani, Doaa M. Atia, Aref Y. Eliwa, Belal A. Abou Zalam, Mahmoud S. AbouOmar

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تأثیر مجموعات المکتبة المرکزیة بجامعة القاهرة فى البحث العلمى فى تخصص المکتبات والمعلومات : دراسة تحلیلیة... by د.سرفیناز أحمد حافظ

“…The study aims to verify the impact of the central library collection at CairoUniversity in preparing theses in the field of library, Archives and informationtechnology based on ISO standard No. 16439 dated 2014 concerning the impactof libraries. …”
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Effect of Locally Delivered Melatonin as an Adjunct to Nonsurgical Therapy on GCF Antioxidant Capacity and MMP-9 in Stage II Periodontitis Patients: A Randomized Controlled Clinica... by Enji Ahmed, Olfat G. Shaker, Nermin Yussif, Dalia M. Ghalwash

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A Pseudospectral Algorithm for Solving Multipantograph Delay Systems on a Semi-Infinite Interval Using Legendre Rational Functions by E. H. Doha, D. Baleanu, A. H. Bhrawy, R. M. Hafez

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Stability problem of some nonlinear difference equations by Alaa E. Hamza, M. A. El-Sayed

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Spectral tau technique via Lucas polynomials for the time-fractional diffusion equation by Waleed Mohamed Abd-Elhameed, Abdullah F. Abu Sunayh, Mohammed H. Alharbi, Ahmed Gamal Atta

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Photodegradation of Chloridazon Using Coreshell Magnetic Nanocompsites by Dina Mamdouh Fouad, Mona Bakr Mohamed

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Balance Function in High-Energy Collisions by A. Tawfik, Asmaa G. Shalaby

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Hydrolysis and Hydrazinolysis of Isatin-Based Ald- and Ketazines by Hany S. Ibrahim, Soha R. Abdelhadi, Hatem A. Abdel-Aziz

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Design and Optimization of a Process for Sugarcane Molasses Fermentation by Saccharomyces cerevisiae Using Response Surface Methodology by Nour Sh. El-Gendy, Hekmat R. Madian, Salem S. Abu Amr

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On the Alpha Power Transformed Power Lindley Distribution by Amal S. Hassan, M. Elgarhy, Rokaya E. Mohamd, Sharifah Alrajhi

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COVID-19 morbidity in Afghanistan: a nationwide, population-based seroepidemiological study by Siyu Chen, Fatima Arifi, Mohammad Nadir Sahak, Sayed Ataullah Saeedzai, Lisa J White, Amal Barakat, Eman Abdelkreem Aly, Margo van Gurp, Giti Azim, Bahara Rasoly, Soraya Safi, Jennifer A Flegg, Nasar Ahmed, Mohmmad Jamaluddin Ahadi, Niaz M Achakzai, Alaa AbouZeid

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Nanotechnology Role for the Production of Clean Fuel E-85 and Petrochemical Raw Materials by Iskander K. Basily, Amira L. Shafik, Ali A. Sarhan, Mona B. Mohamed

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WOMEN IN TOP ECHELON POSITIONS AND THEIR EFFECTS ON CARBON EMISSION DISCLOSURE: EVIDENCE FROM AN EMERGING NATION by Saheed Olanrewaju Issa, Abdulkadri Toyin Alabi, Abdulbaki Teniola Ubandawaki

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Solvent-Free Ring Cleavage Hydrazinolysis of Certain Biginelli Pyrimidines by Mohamed A. Said, Wagdy M. Eldehna, Hazem A. Ghabbour, Maha M. Kabil, Nasser S. Al-shakliah, Hatem A. Abdel-Aziz

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الاسترجاع الموضوعى فى فهرس المکتبة المرکزیة الجدیدة بجامعة القاهرة وأثره على کفاءة الفهرس : دراسة تطبیقیة... by د. سمیرة خلیل محمد خلیل

“…The study addressed the online catalog of the New Central Library of CairoUniversity is available on the Internet in terms of measuring the efficiency of thesubject searching, This catalog was addressed three major themes: First: Studysearch interfaces in this catalog to determine the types and levels of searchdone, Second, measuring the extent to commitment responsible for subjectanalysis of new central library catalog application of subject cataloging rules,Third, determine the accuracy of the application of Marc bibliographic terms ofSubject Access points (6xx) used in bibliographic records listed on the catalogunderstudy, As well as for indicators and identifiers to them.The study adopted in dealing with this catalog on two methods : first, thecase study method, while the second is descriptive analytical method, the datacollection tools are represented in the direct examination of the subject headingsand bibliographic records listed on the online catalog of the new Central Libraryof the Cairo University, The information was collected concerning the proceduresfor subject analysis, and its steps, and tools of the page devoted to that availableCentral Library site on the Internet.…”
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The Effect of the Method of Preparation on the Textural, Acidic and Catalytic Properties of Chromia–Alumina Catalysts by Th. El-Nabarawy, L.B. Khalil, A. M. Youssef

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Generalized third-kind Chebyshev tau approach for treating the time fractional cable problem by Waleed Mohamed Abd-Elhameed, Omar Mazen Alqubori, Abdulrahman Khalid Al-Harbi, Mohammed H. Alharbi, Ahmed Gamal Atta

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Ochronotic arthropathy: skeletal manifestations and orthopaedic treatment by Khaled Hamed Salem, Alyaa Diaa Elmoghazy

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Highly Efficient and achromatic mid-infrared silicon nitride meta-lenses by Abdullah Maher, Mohamed A. Swillam

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