Research Interest:  Structural Dynamics, Uncertainty Analysis, Extreme and Transient Loads, Blast Dynamics.

Sponsored Research Projects

[Under review] Pathak, S. Stability Analysis of Concrete Gravity Dams Subjected to Air-Explosions, DST-SERB start-up research grant call-2023.

[Ongoing] Pathak, S. Integrated Risk and Resiliency Assessment of Himalayan Tunnels in Multi-Hazard Scenario, Seed-grant IIT Mandi.

Consultancy Projects

Vetting of structural design and drawing of 100 MLD Water Treatment Plant, Gurugram. [Client: Jain Construction Company, Gurugram, Haryana] (As a Co-PI with Dr. Sandip Saha and Dr. Kaustav Sarkar).

Vetting of structural design of 333-bed MES Base Hospital Barrackpore (PH-I), Kolkata (W.B.) [Client: KNY Projects Pvt. Ltd., Gurugram, Haryana] (As a PI with Dr. Sandip Saha and Dr. Kaustav Sarkar).

Conducted various in-situ rock-mechanics investigations for hydroelectric projects in India, Nepal, and Bhutan.

Evaluation of in-situ rock-mechanics investigations in detailed project reports of various hydroelectric projects.

Design of underground rectangular water tank structure [Client: Additional Process Units, ONGC, Uran]

Design of substructures of bridges [Client: Vedanta Aluminium Ltd., Jharsuguda, Odisha]

Doctoral Thesis Supervision

[Ongoing] Goel, T. Air-Blast Response of Concrete Gravity Dams. Indian Institute of Technology Mandi, India.

Master Thesis Supervision

[ongoing] Pudi, S. Risk and Resiliency Assessment of Himalayan Tunnels in Multi-hazard Scenario. Indian Institute of Technology Mandi, India.

Manikanta, S. G. (2023). Closed-form Solutions for Shock Spectrum and PI Diagrams. Indian Institute of Technology Mandi, India. (defended on 22.06.2023)

Toderascu, C. (2022). Response Spectrum Based Optimisation of Tuned Mass Dampers for Structures Subjected to Earthquakes. Universit´e Libre de Bruxelles, Belgium. [Co-supervision with Prof. A. Deraemaeker]. (defended on 07.09.2022)

Risopoulos, S. (2021). Optimization of Tuned Mass Damper Parameters Considering the Uncertainties in the Earthquake Loading. Universit´e Libre de Bruxelles, Belgium. [Co-supervision with Prof. A. Deraemaeker].

Crollen-Vandromme, E. (2020). Optimisation of Mass-spring Tuned Mass Dampers on Complex Structures Considering Uncertainties in Structural Parameters. Universit´e Libre de Bruxelles, Belgium. [Co-supervision with Prof. A. Deraemaeker].

Journal Papers

Paknejad, A., Jamshidi, R., Pathak, S., & Collette, C. (2023). Active vibration mitigation of bladed structures with piezoelectric patches by decentralized positive position feedback controller. Journal of Engineering for Gas Turbines and Power , 145 (2).

Piron, D., Pathak, S., Deraemaeker, A., & Collette, C. (2022). On the link between pole-zero distance and maximum reachable damping in MIMO systems. Mechanical Systems and Signal Processing, 181 , 109519.

Pathak, S., Piron, D., Paknejad, A., Collette, C., & Deraemaeker, A. (2022). On transmission zeros of piezoelectric structures. Journal of Intelligent Material Systems and Structures, 33 (12), 1538–1561.

Pathak, S., & Ramana, G. V. (2021b). On stress-strain function of geomaterials subjected to blast-loads. Indian Geotechnical Journal, 51 , 520–538.

Piron, D., Pathak, S., Deraemaeker, A., & Collette, C. (2021). A pole-zero based criterion for optimal placement of collocated sensor-actuator pair. Mechanical Systems and Signal Processing, 155 , 107533.

Pathak, S., & Ramana, G. V. (2020). Probabilistic characterization of nuclear blast loads. Journal of Structural Engineering, 146 (5).

Pathak, S., & Ramana, G. V. (2019). A first order quantification of effects of uncertainties in hydro-fracturing parameters on tunnel ovalization estimates. Geotechnical and Geological Engineering, 37 (4), 3049–3064.

Pathak, S., & Ramana, G. V. (2018a). A designer’s approach for estimation of nuclear-air-blast-induced ground motion. Advances in Civil Engineering, 2018 , 1–12.

Pathak, S., & Gupta, V. K. (2017). On nonstationarity-related errors in modal combination rules of the response spectrum method. Journal of Sound and Vibration, 407 , 106–127.

Book Chapters

Pathak, S. (2023). A combination of innovative pedagogical theories to enhance the learning output—a case study with engineering students. In Engineering Pedagogy: A collection of articles in honor of prof. Amitabha Ghosh (pp. 49–61). Springer.

Ramana, G. V., Moghal, A. A. B., & Pathak, S. (2021). Reappraisal on the field tests for determination of rock mass characteristics for open terrain(s). In Patel, S. et al. (Ed.), Proceedings of the Indian Geotechnical Conference 2019, Lecture Notes in Civil Engineering (Vol. 137, pp. 711–721). Springer, Singapore.

Pathak, S., & Ramana, G. V. (2021a). A note on partial safety factors for in-situ shear strength parameters of rock-mass. In Garg, A. et al. (Ed.), Proceedings of the 1st Indo-China Research Series in Geotechnical and Geoenvironmental Engineering, Lecture Notes in Civil Engineering (Vol. 123, p. 129-138). Springer Nature  Singapore Pte Ltd.

Ramana, G. V., Pathak, S., & Dev, H. (2019). Shear strength parameters of granite rock mass: A case study. In V. Stalin & M. Muttharam (Eds.), Geotechnical Characterisation and Geoenvironmental Engineering: Lecture Notes in Civil Engineering (Indian Geotechnical Conference-2016, IIT Madras) (Vol. 16, pp. 273–280). Springer, Singapore.

Pathak, S., & Ramana, G. V. (2018c). Uncertainties of a nuclear-air-blast induced ground displacement model. In B. Fatahi, A. Mwanza, & D. Chang (Eds.), Geochina 2018: Civil infrastructures confronting severe weathers and climate changes conference (pp. 183–196). Springer, Cham.

Pathak, S., & Ramana, G. V. (2018b). A stress-strain model for geomaterials subjected to air-blast. In A. Zhou, J. Tao, X. Gu, & L. Hu (Eds.), Geoshanghai 2018 International Conference: Fundamentals of soil behaviours (pp. 388–396). Springer, Singapore.

International Conferences

Rasa, J., Ahmad, P., Pathak, S., Dimitri, P., & Christophe, C. (2022). Active damping of high modal density of bladed structures with piezoelectric patches. In Proceedings of international conference on noise and vibration engineering and international conference on uncertainty in structural dynamics (12-14 September 2022), Leuven, Belgium.

Crollen-Vandromme, E., Pathak, S., Soltani, P., Collette, C., & Deraemaeker, A. (2020). Robust design of tuned mass dampers attached to host structures containing uncertainties in the form of fuzzy parameters. In Proceedings of international conference on noise and vibration engineering and international conference on uncertainty in structural dynamics (7-9 September 2020), Leuven, Belgium (p. 3811-3824).

Pathak, S., & Ramana, G. V. (2017). Air-blast induced ground displacement. Procedia Engineering: 11th International Symposium on Plasticity and Impact Mechanics– 2016 , 173 , 555–562.

Ramana, G. V., Pathak, S., & Kumar, N. (2013). Selection and interpretation of shear strength parameters for weak phyllites. In Kwasniewski & Lydzba (Eds.), Rock mechanics for resources, energy and environment: ISRM–International Symposium: EUROCK-2013 (pp. 331–336). Wroclaw, Poland: Taylor & Francis Group, London.

Jain, S. K., & Pathak, S. (2012). Intensity based casualty models: case study of bhuj and latur earthquake in india. In World Conference on Earthquake Engineering– 2012. Lisbon, Portugal: Sociedade Portuguesa de Engenharia S´?smica.

Editorial/Review Services

International Journal of Structural Stability and Dynamics

17th Symposium on Earthquake Engineering, IIT Roorkee

Engineering Computations

Journal of Intelligent Material Systems and Structures

Geotechnical and Geological Engineering

Journal of the Geological Society of India

Invited Talks

Pathak, S. (2023). Differential Equations & Structural Dynamics at Ghent Analysis & PDE Centre, Department of Mathematics: Analysis, Logic and Discrete Mathematics, 20 January 2023. Ghent University, Ghent, Belgium.

Pathak, S. (2022). The Science of Teaching In Faculty Development Program for B.Tech. Faculty of HP Govt. Engg. Colleges, 29 August–3 September 2022. Indian Institute of Technology Mandi, Himachal Pradesh.

Pathak, S. (2022). Blast Dynamics of Structures. In Faculty Development Program for B.Tech. Faculty of HP Govt. Engg. Colleges, 29 August–3 September 2022. Indian Institute of Technology Mandi, Himachal Pradesh.

Pathak, S. (2022). Fundamentals of Statistical Analysis for Civil Engineers. In Faculty Development Program for Faculty, HP Government, Polytechnic Institutions, 18-24 July 2022. Indian Institute of Technology Mandi, Himachal

Pathak, S. (2022). Teaching & Learning: Engineering Pedagogy. In Faculty Development Program for Faculty, HP Government, Polytechnic Institutions, 18-24 July 2022. Indian Institute of Technology Mandi, Himachal Pradesh.

Pathak, S. (2022). The Dynamics of Piezoelectric Structures: Why & How? In Advanced Course on Smart Materials and Intelligent System Design, 5-6 May 2022. CSIR-Structural Engineering Research Centre, Chennai.

Pathak, S. (2020). Surfing the Ocean of Uncertainties. In Faculty Development Programme on Future Trends in Earthquake Resistant Design of Structures, TEQIP-III, 17–21 August 2020. BIET, Jhansi (U.P.).