Projects per year
Personal profile
Research Interests
Mathematics كلية العلوم والدراسات الإنسانية بالخرج
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
Education/Academic qualification
Master الرياضيات الهندسية-جامعة المنوفيه
Fingerprint
Dive into the research topics where Essam Roshdy ElZahar is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
- 1 Similar Profiles
Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
Projects
- 10 Finished
-
2024/01/30885: The exact solution of a generalized delay differential equation and its applications
Roshdy ElZahar, E. (PI)
13/09/24 → 13/09/25
Project: Research
-
2023/01/25302: Analytical study to solving the inhomogeneous pantograph delay equation: The exact solution
lowiheg aldousari, A. (PI) & Roshdy ElZahar, E. (PI)
1/09/23 → 1/06/24
Project: Research
-
2022/01/21533: An Innovative Method of Investigating the Electric Performance of Energy Storage Systems with Renewables in Modern Power Systems
Roshdy ElZahar, E. (PI) & Mohammed Ali, Z. (PI)
4/10/22 → 4/10/23
Project: Research
-
2022/01/21495: Analytical and numerical simulations for a class of delayed systems
AFZAL AKRAM, O. (PI) & Roshdy ElZahar, E. (PI)
4/10/22 → 4/10/23
Project: Research
-
Analytical and numerical study on a variable scalar equation
Alsahli, I. F. S., Seddek, L. F., Ebaid, A. & El-Zahar, E. R., 2026, In: Journal of Mathematics and Computer Science. 41, 2, p. 183-194 12 p.Research output: Contribution to journal › Article › peer-review
Open Access -
A unified analytical treatment for solving delay differential equations: exact solution
El-Zahar, E. R., Ebaid, A. & Seddek, L. F., 2026, In: Journal of Mathematics and Computer Science. 41, 1, p. 25-33 9 p.Research output: Contribution to journal › Article › peer-review
Open Access1 Scopus citations -
Periodic problems of unforced/periodically-forced nonlinear oscillators: Theoretical formulation and boundary shape function method
Liu, C. S., El-Zahar, E. R. & Chang, C. W., 15 Jan 2026, In: Mechanical Systems and Signal Processing. 244, 113762.Research output: Contribution to journal › Article › peer-review
-
Adaptive Hybrid Reduced Differential Transform Method in Solving Nonlinear Schrodinger Equations
Sabdin, A. R. F., Hussin, C. H. C., Sulaiman, J., Mandangan, A. & El-Zahar, E. R., Jun 2025, In: Journal of Advanced Research Design. 129, 1, p. 33-45 13 p.Research output: Contribution to journal › Article › peer-review
Open Access -
A geothermal multigeneration system integrating an ORC configuration with an open-feed heater for electricity/H2/cooling production: Techno-economic optimization using a genetic algorithm
Chang, L., Basem, A., Almadhor, A., Bayz, D. A., Samad, S., Ayadi, M., El-Zahar, E. R., Abdullaeva, B., Alansari, A. & Ali, H. E., Sep 2025, In: International Journal of Refrigeration. 177, p. 141-155 15 p.Research output: Contribution to journal › Article › peer-review
5 Scopus citations