Dr. Richa Sharma - ASSOCIATE PROFESSOR | JIIT Noida

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Dr. Richa Sharma

Biography

Dr. Richa Sharma is currently working as an Associate Professor in Department of Mathematics, Jaypee Institute of Information Technology, Noida. She has done her M.Sc. from CCS University, Meerut, Uttar Pradesh and Ph.D. in Applied Mathematics from Jaypee Institute of Information Technology, Noida, India. She has more than 16 years of teaching and research experience. Her area of specialization is Elastic-plastic and Creep Stress Analysis. She has published several research papers in international journals and International conferences. She is actively involved in teaching undergraduate and postgraduate students. She has attended several conferences and faculty development programs and also delivered various expert lectures and organized various webinars, workshop and training programs. She has customized books of Engineering Mathematics I & II of North Maharashtra University, S.G.B. Amravati University, Nagpur University of Pearson Publications.

Research Highlights

The study of elastic-plastic and creep stresses in solid structures is crucial for understanding the behavior of materials subjected to complex loading conditions over time. This research area focuses on how materials deform and fail under mechanical loads that cause both immediate (elastic and plastic) deformation and time-dependent (creep) deformation. In the elastic-plastic regime, materials initially deform elastically—returning to their original shape when the load is removed—but eventually yield and deform plastically, leading to permanent deformation. Creep, on the other hand, occurs under sustained stress at elevated temperatures, resulting in slow, progressive deformation even if the stress level is below the yield strength.

The combined analysis is vital in high-temperature applications such as in turbines, nuclear reactors, aerospace structures, and pressure vessels, where materials experience cyclic and long-term loading. Accurate modeling requires advanced constitutive equations and numerical methods (e.g., finite element analysis) to predict stress distribution, deformation, and failure over time in different materials. This research contributes to safer and more efficient structural designs by helping engineers to predict the lifespan and integrity of materials and components under realistic service conditions.

Areas of Interest

Applied Mathematics
Elastic-plastic and Creep Stress Analysis

Publications

Richa Sharma, Anshu Nagar, Analytical approach on stress analysis in a functionally graded piezoelectric annular disk with varying compressibility and varying density under internal pressure, International Journal of Non-Linear Mechanics, Vol. 162 (2024), pp. 104723. SCIE, Impact factor 3.2.
Richa Sharma, Evaluation of Thermal Elastic-Plastic Stresses in Transversely Isotropic Disk Made of Piezoelectric Material with Variable Thickness and Variable Density Subjected to Internal Pressure, Structural Integrity and Life, Vol. 23, No.2 (2023), pp. 205–212. Indexed in SCOPUS & Web of Science, SJR: 0.244, SNIP: 0.559.
Sanjeev Sharma, Richa Sharma, Rekha Panchal, Creep Transition in Transversely Isotropic Composite Circular Cylinder Subjected to Internal Pressure, International Journal of Pure and Applied Mathematics, Vol. 119, No. 1, 2018
Sanjeev Sharma, Sanehlata Yadav, Richa Sharma, Thermal Creep Analysis of Functionally Graded Thick-Walled Cylinder Subjected to Torsion and Internal and External Pressure, Journal of Solid Mechanics, Vol. 9, No. 2, 2017, pp. 302-318, 2017. Indexed in SCOPUS.
A. K. Aggarwal, Richa Sharma, Sanjeev Sharma, Collapse Pressure Analysis of Transversely Isotropic Thick-walled Cylinder using Lebesgue Strain Measure and Transition Theory, The Scientific World Journal, Vol. 2014, dx.doi.org/10.1155/2014/240954, pp. 1-10, 2014. Indexed in SCIE, SCOPUS, Impact factor 1.730.