Shantanu S. Mulay

Professor,

Department of Aerospace Engineering,
Indian Institute of Technology Madras.

Office address:

Department of Aerospace Engineering,
IIT Madras, Chennai-600036, TN.
Phone (office): +91-44-2257 4016.

Education qualifications:

Ph.D., Mechanical Engineering, Nanyang Technological University, Singapore (NTU) (2011)
B.E., Mechanical Engineering, Maharashtra Institute of Technology (University of Pune) (2001)

Research experience:

Professor (January 2024 - till date), Department of Aerospace Engineering, IIT Madras
Associate Professor (October 2019 - January 2024), Department of Aerospace Engineering, IIT Madras
Assistant Professor (May 2014 - September 2019), Department of Aerospace Engineering, IIT Madras
Postdoctoral Fellow (April 2012 - March 2014), University of Liège, Belgium (ULg)
Postdoctoral associate (April 2011 - March 2012), Singapore-MIT Alliance for Research and Technology, Singapore (SMART)
Research Engineer (August 2010 - April 2011), SMART
Graduate student (January 2007 - August 2010), NTU

Research interests:

Continuum damage mechanics, elasticity, continuum mechanics, large deformation of materials, fracture mechanics, and plasticity
Multi-physics and multi-scale modelling of materials, micro-macro transition
Finite Element Analysis, Meshless methods, phase field method.

Current research fields:

Constitutive modelling and the fracture studies of composites under fatigue loading.
Modelling of crack propagation employing phase field modelling.
Multi-scale modelling of granular materials.
Multi-physics modelling of soft materials.
Computation of the macroscopic material constants based on the prescribed motion of the solid.
Fusion of soil mechanics with the continuum mechanics.

Current specific research opportunities:

Thermo-mechanical modelling of porous materials
Modelling of crack propagation in orthotropic lamina due to thermo-mechanical loading
Implementation of Nitche method to model material interfaces
Viscoelastic material modelling
Multi-scale modelling of granular and polymeric materials
Mathematical modelling of soft materials
Fracture mechanics of composites (damage and failure modes)
Development of meshless method for crack propagation

Funded research projects:

Thermo-mechanical response of polymer matrix composites under high heating rates, ISRO, 2022-2025.
Crack growth studies in multi-angular composite specimens under fatigue loading, ARDB, 2021-2024.
Studies on improved low temperature strain capability in advanced energetic solid propellants, HEMRL, 2017-2021.
Development of the coupled field theory for the large deformation of hydrogels with focus on the fusion of electromagnetics with mechanics and thermodynamics, SERB (DST), 2016-2019.
Development of the multiscale modelling framework for the fracture studies of textile composites, ISRO (VSSC), 2015-2018.
Multi-scale modelling of granular materials, ICSR, IITM, 2014-2016.

Teaching experience:

AS5030 Aerospace structures (July-Nov. 2024)
AS5900 Elasticity (July-Nov. 2014, Jan-May 2022)
AS5850 Finite element analysis (Jan.-May 2015, Jan.- May 2016, Jan.- May 2017, Jan. - May 2021, Jan. - May 2023)
AS2010 Basic strength of materials (July-Nov. 2015, July-Nov. 2019)
AS5880 Mechanics of damage tolerance (July-Nov. 2016, July-Nov. 2018)
AS3520 Aero Lab 2 (Jan.- May 2017)
AS3510 Aero Lab 1 (July- Nov. 2017, July-Nov. 2018)
AS6000 Introduction to aerospace engineering (structures module) (July- Nov. 2017)
AS2070 Aerospace Structural Mechanics (Jan.-July 2019, Jan.-July 2020, Jan. - July 2025)
AS3020 Aerospace Structures (Aug. - Nov. 2020, Aug. - Nov. 2021, Aug. - Nov. 2022, Aug. - Nov. 2023)
AS2080 Vibration (Jan. - May 2024)

PDF Students:

1) Dr. Soniya Chaudhary (October 2020 - December 2022), 2) Dr. Chethana Rao (March-2022 - July 2023)

Ph. D. Students:

1) Udhayaraman R. (July-2014, completed in March 2019), 2) Chinthala Venkata S. R. K. (July-2016, completed in Dec. 2021), 3) Manu Hegde (Jan.-2017, completed in July 2023), 4) Harini S. (July-2017, completed in Oct. 2022), 5) Priyanka Samal (January-2022), 6) Prithwisha Nath (July 2023)

M. S. Students:

1) Paramveer Sharma (Jan.-2016, completed in July 2019), 2) Kshitiz (July-2019, completed in September 2023), 3) Ishank Jain (July-2020, completed in September 2023), 4) Aaditya (July-2021, completed in August 2024), 5) Rupesh (July-2021, completed in December 2024)

M. Tech. Students:

1) Deepak kumar Singh (completed), 2) Vaibhav Khandelwal (completed), 3) Phani Kedar (completed), 4) Ratan Singh (completed), 5) Keerthi C. R. (completed), 6) Prakash Gupta (completed), 7) Bhushan Chavan (completed), 8) Parthiban Sampath (completed), 9) Senthil Balmurugan (current student)

B. Tech. final year project guidance:

Akshara P., Manimozhi M., Pooja Nema (M.I.T. Chrompet, Chennai).

Peer-reviewed Journal Publications (citations)

Soniya Chaudhary, Shantanu S. Mulay (2025). Mechanics of surface wave propagation in a pre-stressed and functionally graded piezoelectric-hydrogel-viscoelastic composite layered structure, ZAMM - Journal of Applied Mathematics and Mechanics, (DOI: https://doi.org/10.1002/zamm.202401358).
Pawan Kumar, Anil Meena, Shantanu S. Mulay (2025). Development of 3D Damage Mechanics-Based Model for Predicting Fiber Orientation-Influenced Crack Propagation in Unidirectional Lamina, American Society of Mechanical Engineers (Proceedings of the ASME 2024 Mechanical International Engineering Congress and Exposition IMECE2024), (DOI: https://doi.org/10.1115/IMECE2024-145206).
Rupesh Prasad, Shantanu S Mulay, T Jayachandran (2024). Constitutive modeling of thermo-chemical decomposition and thermo-mechanical deformation, coupled with transient heat conduction, in ablative matrix composite, International Journal of Solids and Structures, (DOI: https://doi.org/10.1016/j.ijsolstr.2024.113100).
Harini Subramanian, Chethana P. Rao, Shantanu S. Mulay (2024). Elasto-plastic Damage-Healing Model Coupling Secondary Damage Variable for Diffusion-Based Healing in Materials, Lecture Notes in Mechanical Engineering ( Advances in Applied Mechanics), (DOI: https://doi.org/10.1007/978-981-97-0472-9_7).
Chethana P. Rao, Harini Subramanian, H. Murthy, P. A. Ramakrishna, Shantanu S. Mulay (2024). Characterisation and Modelling of Particulate Composite with Flaky Aluminium Additives, Defence Science Journal, (DOI: https://doi.org/10.14429/dsj.74.19895).
Harini Subramanian, Shantanu S. Mulay (2024). Elastic Damage-Healing Model Coupling Secondary Damage Variable for Self-Healing Materials, Defence Science Journal, 74 (3), (DOI: https://doi.org/10.14429/dsj.74.19886).
Ishank Jain, Abla Muixi, Chandrashekhar Annavarapu, Shantanu S. Mulay, Antonio Rodriguez-Ferran (2023). Adaptive phase-field modeling of fracture in orthotropic composites, Engineering fracture mechanics, (DOI: https://doi.org/10.1016/j.engfracmech.2023.109673).
Chethana P. Rao, Harini Subramanian, H. Murthy, P. A. Ramakrishna, Shantanu S. Mulay (2023). On the experimental characterization and response modelling of particulate composite: Application to flaky aluminium-epoxy composite, International Journal of Solids and Structures, (DOI: https://doi.org/10.1016/j.ijsolstr.2023.112441).
Ishank Jain, Chandrasekhar Annavarapu, Shantanu S. Mulay, Antonio Rodrı́guez-Ferran (2023). Numerical modeling of fracture propagation in orthotropic composite materials using an adaptive phase-field method, International Journal of Advances in Engineering Sciences and Applied Mathematics , (DOI:https://doi.org/10.1007/s12572-023-00331-w).
Harini Subramanian, Shantanu S. Mulay (2023). Modelling of self-healing in viscoelastic materials, International Journal of Solids and Structures , (DOI:https://doi.org/10.1016/j.ijsolstr.2023.112235), free link (https://authors.elsevier.com/a/1gsOm4kE0Wzli).
Soniya Chaudhary, Shantanu S. Mulay (2022). Propagation of shear waves in viscoelastic layered structure, Materials Today: Proceedings , (DOI:https://doi.org/10.1016/j.matpr.2022.11.007).
V.S.R. Krishna Chinthala, Shaik Sadikbasha, V. Pandurangan, Shantanu S. Mulay (2022). A novel strong-form random differential quadrature method to compute the stress intensity factor in fracture mechanics, Theoretical and Applied Fracture Mechanics , (DOI:https://doi.org/10.1016/j.tafmec.2022.103416), free link (https://authors.elsevier.com/a/1fE8YcAT7Ek7f).
Manu Hegde, Shantanu S. Mulay (2022). Evolving structural tensor approach to model the damage induced anisotropy in viscoelastic solids, International Journal of Solids and Structures , (DOI:https://doi.org/10.1016/j.ijsolstr.2022.111655).
Harini Subramanian, Shantanu S. Mulay (2022). Constitutive modelling of plastically deformable self-healing materials, Mechanics of materials , (DOI:https://doi.org/10.1016/j.mechmat.2022.104272).
Soniya Chaudhary, Shantanu S. Mulay (2021). A mathematical modelling of multiphysics-based propagation characteristics of surface wave in piezoelectric - hydrogel layer on an elastic substrate, Applied Mathematical Modelling , (DOI:https://doi.org/10.1016/j.apm.2021.10.035).
Harini Subramanian, Shantanu S. Mulay (2021). On the constitutive modelling of elasto-plastic self-healing materials, International journal of solids and structures , (DOI:https://doi.org/10.1016/j.ijsolstr.2021.111289).
V.S.R. Krishna Chinthala, Shantanu S. Mulay, Ajay B. Harish (2021). Constitutive modelling of pH-sensitive hydrogel: multi-physics coupling of electromagnetics with mechanics and thermodynamics, Mechanics of materials , (DOI:https://doi.org/10.1016/j.mechmat.2021.104002).
Manu Hegde, Shantanu S. Mulay (2021). An approach to model mechanical damage in particulate composites with viscoelastic matrix, International Journal of Advances in Engineering Sciences and Applied Mathematics , (DOI:https://doi.org/10.1007/s12572-021-00289-7).
Hemanth Putrevu, Harini Subramanian, Shantanu S. Mulay (2021). On the visco-elastic dynamic beam modelling, International Journal of Advances in Engineering Sciences and Applied Mathematics , (DOI:https://doi.org/10.1007/s12572-021-00288-8).
Shantanu S. Mulay, Harini Subramanian (2020). On the development of direct displacement control method: application to local and nonlocal damage mechanics, International Journal of Advances in Engineering Sciences and Applied Mathematics , (DOI:https://doi.org/10.1007/s12572-020-00274-6).
Harini Subramanian, Shantanu S. Mulay (2020). On the homogenization of laminate beam under transverse loading : Extension of Pagano’s theory, Acta Mechanica , (DOI:https://doi.org/10.1007/s00707-020-02827-z).
Udhayaraman R, Harini Subramanian, Shantanu S. Mulay, Venkatachalam S (2020). Multi-scale approach based studies on the damage-healing and fracture behaviour of plain woven textile composite, Mechanics of Advanced Materials and Structures , (DOI:https://doi.org/10.1080/15376494.2020.1809037).
V.S.R. Krishna Chinthala, Shantanu S. Mulay, Manu Hegde (2020). The buckling and deflection studies of micro-electro-mechanical column and beam structures containing fixed-charges, Mechanics of Materials , (DOI:https://doi.org/10.1016/j.mechmat.2020.103560).
Harini Subramanian, Shantanu S. Mulay (2020). Continuum damage-healing based constitutive modelling for self-healing materials - Application to one dimensional cyclic loading cases, International Journal of Advances in Engineering Sciences and Applied Mathematics , (DOI:https://doi.org/10.1007/s12572-020-00266-6).
R. Udhayaraman, Shantanu S. Mulay (2019). Multi-scale damage framework for textile composites: application to plain woven composite, European Journal of Mechanics / A Solids, (DOI:https://doi.org/10.1016/j.euromechsol.2019.103809).
Paramveer Sharma, Shantanu Mulay (2018). Damage modeling of unidirectional laminated composites, Mechanics of advanced materials and structures, (DOI:https://doi.org/10.1080/15376494.2018.1534173).
Shantanu Shashikant Mulay, R. Udhayaraman, M. Anas (2019). Comparative study of algorithms to handle geometric and material nonlinearities, International journal of materials and structural integrity, 13 (1/2/3), (DOI:https://doi.org/10.1504/IJMSI.2019.100427).
Shantanu S. Mulay, R. Udhayaraman (2019). On the constitutive modelling and damage behaviour of plain woven textile composite, International journal of solids and structures, 156-157, 73-86.
R. Udhayaraman, Shantanu S. Mulay (2017). Multi-scale approach based constitutive modelling of plain woven textile composites, Mechanics of materials, 112, 172-192.
Shantanu S. Mulay, Gauthier Becker, Renaud Vayrette, Jean-Pierre Raskin, Thomas Pardoen, Moncerrat Galceran, Stéphane Godet, Ludovic Noels (2015). Multiscale modelling framework for the fracture of thin brittle polycrystalline films: application to polysilicon, Computational Mechanics, 55(1), 73-91.
Shantanu S. Mulay, Hua Li (2011). Influence of Young’s modulus and geometrical shapes on the 2-D simulation of pH-sensitive hydrogels by the meshless random differential quadrature method, Modelling and Simulation in Materials Science and Engineering, 19, 065009.
Hua Li, Shantanu S. Mulay (2011). 2D simulation of the deformation of pH-sensitive hydrogel by novel strong-form meshless random differential quadrature method, Computational Mechanics, 48(6), 729-753.
Shantanu S. Mulay, Hua Li, Simon See (2010). On the development of adaptive random differential quadrature method with an error recovery technique and its application in the locally high gradient problems, Computational Mechanics, 45, 467-493.
Hua Li, Shantanu S. Mulay, Simon See (2009). On the Location of Zeroes of Polynomials from the Stability Analysis of Novel Strong-Form Meshless Random Differential Quadrature Method, CMES Computer Modeling in Engineering and Sciences, 54(2), 147-199.
Hua Li, Shantanu S. Mulay, Simon See (2009). On the Convergence of Random Differential Quadrature (RDQ) Method and Its Application in Solving Nonlinear Differential Equations in Mechanics, CMES Computer Modeling in Engineering and Sciences, 48, 43-82.
Shantanu S. Mulay, Hua Li, Simon See (2009). On the random differential quadrature (RDQ) method: Consistency analysis and application in elasticity problems, Computational Mechanics, 44, 563-590.

Book Publication:

Hua Li, Shantanu S. Mulay (2013). Meshless Methods and their Numerical Properties, CRC press, Singapore.

Conference Publications:

Rupesh Prasad, Shantanu S. Mulay, T. Jayachandran (2023), Multiphysics coupling of thermo-chemical decomposition with thermo-mechanical in deformation a composite employed in high temperature environment, 9th International Congress on Computational Mechanics and Simulation (ICCMS-2023), IIT Gandhinagar, India, December 20-22, 2023.
Abhiraj Aditya, Shantanu S. Mulay (2023), Demonstration of coupling strong-form meshless method with various time discretization schemes, 9th International Congress on Computational Mechanics and Simulation (ICCMS-2023), IIT Gandhinagar, India, December 20-22, 2023.
Priyanka Samal, Shantanu S. Mulay (2023), Modelling of viscoelastic material coupling with damage, 9th International Congress on Computational Mechanics and Simulation (ICCMS-2023), IIT Gandhinagar, India, December 20-22, 2023.
Priyanka Samal, MULAY Shantanu (2023), Influence of thermal cycle on viscoelastic material, 68th international conference of the Indian Society of Theoretical and Applied Mechanics (ISTAM-2023), NIT Rourkela, India, December 7-10, 2023.
Abhiraj Aditya, Shantanu S. Mulay, Chandrasekhar Annavarapu (2023), Numerical verification of wave propagation by meshless strong-form method, 68th international conference of the Indian Society of Theoretical and Applied Mechanics (ISTAM-2023), NIT Rourkela, India, December 7-10, 2023.
Chethana RAO, , Harini SUBRAMANIAN, Abhiraj ADITYA, Shantanu MULAY (2023), Orthotropic Phase Field-based Damage Approach for Predicting Crack-path in a Self-healing Material, 11th international conference on materials for advanced technologies (ICMAT 2023), Singapore.
I. Jain, A. Muixı́, C. Annavarapu, Shantanu S. Mulay , A. Rodrı́guez-Ferran (2023), An adaptive phase-field method to model fracture propagation in orthotropic materials, 7th International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC 2023), Czech Technical University in Prague, Prague, Czech Republic, 21–23 June 2023.
Harini Subramanian, Chethana P. Rao, Shantanu S. Mulay , Chandrasekhar Annavarapu (2023), Coupling of phase-field based fracture propagation with healing in self-healing materials, 7th International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC 2023), Czech Technical University in Prague, Prague, Czech Republic, 21–23 June 2023.
W. N. Munshi, C. Annavarapu, S. Mulay, A. Rodrı́guez-Ferran (2023), Numerical modelling of fracture propagation in layered materials in 3D using parallel computing, 7th International Conference on Computational Modeling of Fracture and Failure of Materials and Structures (CFRAC 2023), Czech Technical University in Prague, Prague, Czech Republic, 21–23 June 2023.
Chethana Rao, Harini S, H Murthy, Shantanu Mulay (2022), Characterization and modelling of particulate composite with flaky aluminium additives, 5th Indian Conference on Applied Mechanics (INCAM 2022), NIT Jamshedpur, India, November 11-13, 2022.
Harini S, Shantanu Mulay (2022), Elastic damage-healing model coupling secondary damage variable for self-healing materials, 5th Indian Conference on Applied Mechanics (INCAM 2022), NIT Jamshedpur, India, November 11-13, 2022.
Harini S, Chethana Rao, and Shantanu Mulay (2022), Elasto-plastic damage-healing model coupling secondary damage variable for diffusion based healing in materials, 5th Indian Conference on Applied Mechanics (INCAM 2022), NIT Jamshedpur, India, November 11-13, 2022.
Ishank Jain, Chandrasekhar Annavarapu, Shantanu Mulay (2022), Numerical modeling of fracture propagation in orthotropic composite materials by an adaptive phase-field method, 5th Indian Conference On Applied Mechanics (INCAM 2022), NIT Jamshedpur, India, November 11-13, 2022.
Ishank Jain, Alba Muixí, Chandrasekhar Annavarapu, Shantanu Mulay, Antonio Rodríguez-Ferran (2022), An adaptive phase-field method to model fracture propagation in orthotropic materials, 15th World Congress on Computational Mechanics & 8th Asian Pacific on Computational Mechanics (virtual), Japan, July 31st to August 5th, 2022.
Harini Subramanian, Shantanu S. Mulay (2021), A three-dimensional continuum damage-healing model for self-healing materials, 25th International Congress of Theoretical and Applied Mechanics (virtual), August 22-27, 2021.
V.S.R. Krishna Chinthala, Shantanu S. Mulay (2021), Constitutive modelling and simulation of pH-sensitive hydrogel, ASCE Engineering Mechanics Institute International Conference (virtual), March 22-24, 2021.
C.V.S.R. Krishna, Shantanu S. Mulay (2019), The buckling and deflection studies of micro-electro-mechanical beam-column structure containing fixed charge, 4th Indian conference on applied mechanics (INCAM 2019), IISc Bangalore, Bengaluru, Karnataka, India.
Manu Hegde, Shantanu S. Mulay (2019), On the evolution of damage in viscoelastic solids, 4th Indian conference on applied mechanics (INCAM 2019), IISc Bangalore, Bengaluru, Karnataka, India.
Harini Subramanian, Shantanu S. Mulay (2019), Continuum damage healing model for self-healing materials, 4th Indian conference on applied mechanics (INCAM 2019), IISc Bangalore, Bengaluru, Karnataka, India.
Harini Subramanian, Shantanu S. Mulay (2019), Elasto-Plastic Damage-Healing Model Applied to Self-Healing Materials, 10th international conference on materials for advanced technologies (ICMAT 2019), Singapore.
R. Udhayaraman, Shantanu S. Mulay (2017). Progressive failure analysis on plain woven textile composites, 20th international conference on composite structures (ICCS20), Paris, France.
Paramveer Sharma, Shantanu S. Mulay (2017). Damage modelling of unidirectional laminated composites, International Conference on Composite Materials and Structures- ICCMS 2017, Hyderabad, India.
R. Udhayaraman, Shantanu S. Mulay (2017). Progressive failure analysis of plain woven composite, International Conference on Composite Materials and Structures- ICCMS 2017, Hyderabad, India.
R. Udhayaraman, Shantanu S. Mulay (2017). Micromechanical constitutive modelling of plain woven textile composites, Proceedings of The nineteenth National Seminar on Aerospace Structures, VIT Vellore, TN, India.
(Invited speaker) Shantanu S. Mulay, R. Udhayaraman (2017). Multi-scale approach based constitutive modelling of plain woven textile composites, 9th international conference on materials for advanced technologies (ICMAT 2017), Singapore.
(Invited speaker) Shantanu S. Mulay, R. Udhayaraman, Anas M. (2017). Comparative study of algorithms to handle geometric and material nonlinearities, 3rd Indian conference on applied mechanics (INCAM 2017), MNNIT, Allahabad, UP, India.
Vincent Lucas, Ling Wu, Stéphane Paquay, Jean-Claude Golinval, Shantanu S. Mulay, Ludovic Noels (2015). Propagation of uncertainties using probabilistic multi-scale models, Euromech 559 Multi-scale computational methods for bridging scales in materials and structures, Eindhoven University of Technology, Eindhoven , The Netherlands.
Shantanu S. Mulay, Gauthier Becker, Renaud Vayrette, Jean-Pierre Raskin, Thomas Pardoen, Montserrat Galceran, Stéphane Godet, Ludovic Noels (2013). The fracture studies of polycrystalline silicon based MEMS, 14th IEEE international conference on thermal, mechanical, multiphysics simulation and experiments in micro/nano-electronics and microsystems (EuroSimE 2013), Wrocław, Poland.
Shantanu S. Mulay, Hua Li (2009). Analysis of Microelectromechanical Systems Using the Meshless Random Differential Quadrature Method, International conference on materials for advanced technologies (ICMAT) 2009 (Advanced Materials Research), 74, 29-32.