بحث بيانات أعضاء هيئة التدريس - جامعة الزقازيق

احمد سعد راشد راشد السحار

الموقع الشخصى

احمد سعد راشد راشد السحار

الكلية الهندسة - القسم الفيزياء والرياضيات الهندسية
الفيزياء والرياضيات الهندسيه

الدرجات العلمية

بكالوريوس فى الفيزياء والرياضيات الهندسيه, -جامعة الزقازيق [2003]
ماجستير فى الفيزياء والرياضيات الهندسيه, -جامعة الزقازيق [2009]
دكتوراه فى الفيزياء والرياضيات الهندسيه, -جامعة الزقازيق [2015]

التدرج الوظيفى الأكاديمى

مدرس : 26/11/2015
أستاذ مساعد : 30/3/2021
أستاذ : 31/3/2026

الأبحاث العلمية

1 - Group analysis for natural convection from a vertical plate (1429).

2 - Group solution of a time dependent chemical convective process (1430).

3 - Hidden symmetries and exact solutions of integro-differential Jaulent–Miodek evolution equation (1436).

4 - Analysis of (3 + 1)-dimensional Boiti–Leon–Manna–Pempinelli equation via Lax pair investigation and group transformation method (1438).

5 - N-solitons and cuspon waves solutions of (2+1)-dimensional Broer–Kaup–Kupershmidt equations via hidden symmetries of Lie optimal system (1440).

6 - Analysis of (3 + 1)-dimensional unsteady gas flow using optimal system of Lie symmetries (1440).

7 - New exact solutions of (3 + 1)‐dimensional generalized Kadomtsev‐Petviashvili equation using a combination of lie symmetry and singular manifold methods (1441).

8 - Adsorption mechanism and modelling of hydrocarbon contaminants onto rice straw activated carbons (1441).

9 - Similarity Analysis of Mass and Heat Transfer of FHD Steady Flow of Nanofluid Incorporating Magnetite Nanoparticles (Fe3O4) (1441).

10 - Forward scattering for non-linear wave propagation in (3 +1)-dimensional Jimbo-Miwa equation using singular manifold and group transformation methods (1443).

11 - Unsteady three-dimensional laminar flow over a submerged plate in electrically conducting fluid with applied magnetic field (1444).

12 - N-Solitons, kink and periodic wave solutions for (3+1)-dimensional Hirota bilinear equation using three distinct techniques (1440).

13 - Boundary Layer Analysis Adjacent to Moving Heated Plate Inside Electrically Conducting Fluid with Heat Source/Sink (1442).

14 - Effective numerical technique applied for Burgers' equation of (1+1)-, (2+1)-dimensional, and coupled forms (1442).

15 - Effective numerical technique applied for Burgers' equation of (1+1)-, (2+1)-dimensional, and coupled forms (1442).

16 - Mathematical Investigation for Flow Characteristics of Laminar Ferro-Nanofluid Incorporating Cobalt Ferrite Nanoparticles (1442).

17 - Plasma-waves evolution and propagation modeled by sixth order Ramani and coupled Ramani equations using symmetry methods (1442).

18 - Analysis of double-chain deoxyribonucleic acid dynamical system in pandemic confrontation (1444).

19 - Performance enhancement of reinforced concrete exposed to electrochemical magnesium chloride using nano-ferrite zinc-rich epoxy (1444).

20 - Performance and microstructure analysis of high-strength concrete incorporated with nanoparticles subjected to high temperatures and actual fires (1443).

21 - Flexural performance of RC beams incorporating Zinc-rich and epoxy bonding coating layers exposed to fire (1443).

22 - Thermal and entropy behavior of sustainable solar energy in water solar collectors due to non-Newtonian power-law hybrid nanofluids (1445).

23 - DYNAMICAL BEHAVIOR AND SOLITON SOLUTIONS OF THE JUMARIE’S SPACE-TIME FRACTIONAL MODIFIED BENJAMINBONA-MAHONY EQUATION IN PLASMA PHYSICS (1444).

24 - Mathematical Investigation of the Infection Dynamics of COVID-19 Using the Fractional Differential Quadrature Method (1445).

25 - On the G'/G Expansion Method Applied to (2+1)-Dimensional Asymmetric-Nizhnik-Novikov-Veselov Equation (1445).

26 - Monitoring Dynamical Behavior and Optical Solutions of Space- Time Fractional Order Double-Chain Deoxyribonucleic Acid Model Considering the Atangana’s Conformable Derivative (1445).

27 - Influence of power-law index and hybrid-nanoparticles concentrations on the behavior of non-Newtonian hybrid nanofluid inside water solar collector (1445).

28 - Implementation of optical soliton behavior of the space–time conformable fractional Vakhnenko–Parkes equation and its modified model (1445).

29 - Monitoring dynamical behavior and optical solutions of space-time fractional order double-chain deoxyribonucleic acid model considering the Atangana’s conformable derivative (1445).

30 - Influence of gyrotactic microorganisms on bioconvection in electromagnetohydrodynamic hybrid nanofluid through a permeable sheet (1445).

31 - Abundant families of solutions for (4+ 1)-dimensional Fokas fractional differential equation using New sub-equation method (1445).

32 - Enhanced Flow and Temperature Profiles in Ternary Hybrid Nanofluid with Gyrotactic Microorganisms: A Study on Magnetic Field, Brownian Motion, and Thermophoresis Phenomena (1445).

33 - Plasma particles dispersion based on Bogoyavlensky-Konopelchenko mathematical model (1445).

34 - Exploring high-frequency waves and soliton solutions of fluid turbulence through relaxation medium modeled by vakhnenko-parkes equation (1445).

35 - Dynamic Insights into Gaseous Diffusion: Analytical Soliton and Wave Solutions via Chaffee–Infante Equation in Homogeneous Media (1446).

36 - Bioconvective Flow Surrounding a Thin Surgical Needle in Blood Incorporating Ternary Hybrid Nanoparticles (1446).

37 - Unveiling traveling waves and solitons of dirac integrable system via homogenous balance and singular manifolds methods‏ (1446).

38 - Exploring high-frequency waves and soliton solutions of fluid turbulence through relaxation medium modeled by vakhnenko-parkes equation‏ (1446).

39 - Enhanced Bioconvection Adjacent to Permeable Cylinder in Hybrid Nanofluids: Bacteria Distribution and Physical Features under Magnetic Field Influence‏ (1446).

40 - Unveiling the Transformative Power: Exploring the Nonlocal Potential Approach in the (3+ 1)-Dimensional Yu–Toda–Sasa–Fukuyama Equation‏ (1446).

41 - Fractional Order Mathematical Model for Predicting and Controlling Dengue Fever Spread Based on Awareness Dynamics‏ (1446).

42 - New insights into the (3+ 1)-dimensional Wazwaz–BBM wave equation via singular and fractional analysis (1446).

43 - Sustainable Self-Healing Geopolymer Concrete Incorporating Recycled Plastic, Brick Waste, and Bacillus sphaericus‏ (1446).

44 - Pollutant dispersion and nanoparticle dynamics in magnetized bioconvection for sustainable water treatment‏ (1447).

45 - Analysis of gas bubbling dynamics via lie symmetry approach of nonlinear wave equation‏ (1447).

46 - Heat distribution analysis of nonlinear fin equation with variable thermal conductivity using group hidden symmetries techniques‏ (1447).

47 - Sustainable Self-Healing Geopolymer Concrete Incorporating Recycled Plastic, Brick Waste, and Bacillus sphaericus (1446).

المجالات البحثية