Teaching & Research

Courses Teaching & Taught Previously 

• Engineering Mathematics - I ()//B.Tech (2023-24 Odd)

• Engineering Mathematics -II ()// B.Tech (2023-24 Even)

• Numerical Techniques and Complex Variables ()// B.Tech (2024-25 Odd)

• Linear Algebra and Calculus ()// B.Tech (2024-25 Odd)

• Ordinary Differential Equations and Vector Calculus ()// B.Tech (2024-25 Even)

• Discrete Mathematics ()// B.Tech (2025-26 Odd).

PhD Supervision

1. Mr. A. Praveen Kumar, Registration Number: 24HS303A09 (ongoing).

Research Areas 

• Fluid Dynamics

• Nonlinear PDEs

• Stability Analysis

• Spectral Methods

• Nanofluid/Hybrid Nanofluid/Trihybrid Nanofluid

• Numerical Methods

Publications

1. Har Lal Saran and Ch. Ramreddy. "Dual solutions of aqueous Ti-alloy & MWCNT hybrid nanofluid: A stability test." Numerical Heat Transfer, Part A: Applications 86, no. 5 (2025): 1086-1106. https://doi.org/10.1080/10407782.2023.2271656

2. Ch. Ramreddy and Har Lal Saran. "Flow separation and stability analysis for aligned magnetic field in a porous medium saturated by a titanium alloy nanofluid." International Journal of Ambient Energy 45, no. 1 (2024): 2313136. https://doi.org/10.1080/01430750.2024.2313136

3. Ch. Ramreddy and Har Lal Saran. "Stability Analysis of Hybrid Nanofluid with Inclined MHD and Joule Effects: Flow Reversal and Flow Separation." Proceedings of the National Academy of Sciences, India Section A: Physical Sciences (2024): 1-14. https://doi.org/10.1007/s40010-024-00900-z

4. Har Lal Saran and Ch. Ramreddy. "Stability Analysis for Joule Heating on the Fluid Flows over an Exponentially Shrinking Sheet." Discontinuity, Nonlinearity, and Complexity 13, no. 03 (2024): 543-554. DOI-10.5890-DNC.2024.09.012

5. Har Lal Saran and Ch. Ramreddy. "Flow reversal for hybrid nanofluid with heat generation and slip effect in Darcy porous medium: The stability analysis." Numerical Heat Transfer, Part B: Fundamentals 85, no. 9 (2024): 1146-1161. https://doi.org/10.1080/10407790.2023.2262121

6. Har Lal Saran and Ch. Ramreddy. "Stability of dual solutions in aqueous Ti-alloy nanofluid with thermal radiation effect." Pramana 98, no. 3 (2024): 85. https://doi.org/10.1007/s12043-024-02775-6

7. Ch. Ramreddy and Har Lal Saran. "Multiple solutions and their stability for a Ti-alloy nanofluid saturated Darcy porous medium: Flow separation and reversal." Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering 238, no. 2 (2024): 900-911. https://doi.org/10.1177/09544089221148586

8. Har Lal Saran and Ch. Ramreddy. "Effect of thermal radiation on aqueous hybrid nanofluid: the stability analysis." The European Physical Journal Plus 139, no. 3 (2024): 209. https://doi.org/10.1140/epjp/s13360-024-05027-z

9. Har Lal Saran and Ch. Ramreddy. "Analysis of aligned magnetic field, flow separation and stability in a porous medium saturated by hybrid nanofluids." Journal of Thermal Analysis and Calorimetry 148, no. 9 (2023): 3765-3781. https://doi.org/10.1007/s10973-023-11946-3

10. Ch. Ramreddy and Har Lal Saran. "Stability analysis of inclined MHD and Joule effects in Ti-alloy and MWCNT/water hybrid nanofluid: Flow separation." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 237, no. 6 (2023): 1486-1498. https://doi.org/10.1177/09544062221126647

11. Ch. Ramreddy and Har Lal Saran. "Dual solutions and their stability analysis for inclined magnetohydrodynamics and Joule effects in Ti-alloy nanofluid: Flow separation." Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering 236, no. 6 (2022): 2558-2569. https://doi.org/10.1177/09544089221102404

12. Har Lal Saran and Ch. Ramreddy. "Multiple solutions in aqueous titanium alloy nanofluid: the eigenvalue approach." The European Physical Journal Plus 137, no. 11 (2022): 1250. https://doi.org/10.1140/epjp/s13360-022-03474-0

13. Ch. Ramreddy and Har Lal Saran. "Linear Temporal Stability Analysis of Dual Solutions for a Ti-Alloy Nanofluid with Inclined MHD and Joule Effects: Flow Separation." Journal of Nanofluids 11, no. 5 (2022): 782-794. https://doi.org/10.1166/jon.2022.1870

14. Ch. Ramreddy and Har Lal Saran. "Effects of thermal and solutal dispersions on free convective flow of Newtonian fluid over a cone in a non-Darcy porous medium." The International Journal of Engineering and Science (IJES), ISSN (e): 2319–1813, PP 01-08, 2020.