Department of Mechanical Engineering
National Institute of Technology Tiruchirappalli
Tamil Nadu, INDIA - 620015
Office: Room No: ME 101, Mechanical Building
Email: desu@nitt.edu
Research Areas: Powder Beds, Additive Manufacturing, Granular systems, High-Temperature Material Testing, ANN, GA
National Institute of Technology
May 2020 - Present
Assistant Professor
Department of Mechanical Engineering.
Indian Institute of Technology Hyderabad
Jan 2019 - May 2020
Post-Doctoral Fellow (National PDF under SERB India)
Research Topic: Force Network formation in granular crystals
Indian Institute of Technology Madras
Jan 2019 - Jan 2020
Post-Doc Fellow (July 2019 - Jan 2020)
Institute Pre-Doc Fellowship (Jan 2019 - Jun 2020)
Education
Indian Institute of Technology Madras (2014 - 2019) Doctor of Philosophy Master of Science (under dual degree MS-PhD)
Department of Mechanical Engineering
Birla Institute of Technology and Science, Pilani (2009 - 2013) Bachelor of Engineering (B.E Hons) Mechanical Engineering
Raza, Md Asjad, Raghuram Karthik Desu, Sreejith Mohan, and Suthangathan Paramashivan Sivapirakasam. "Evaluation and Classification of Sprinting-Induced Muscle Fatigue Using Surface Electromyography and Machine Learning Techniques." IRBM (2026): 100936.
Varun Teja, Kandukuri Sri Ram, Sreejith Mohan, V. J. Hemanth, L. Srinivasan, Anirudh Sriram, Raghuram Karthik Desu, S. P. Sivapirakasam, and Dalley Krishnan. "Quantitative estimation of quadriceps and hamstring muscle forces from myoelectric signals during isometric knee flexion and extension: An empirical study." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 240, no. 7 (2026): 2122-2136.
Kashoudhan, Shreyaksh, Rishabh Patel, Raghuram Karthik Desu, and P. Kaushik. "Characteristics of purge gas flow in regular and random closed packed pebble beds through CFD-DEM." Fusion Engineering and Design 201 (2024): 114301
Vijayan, Akhil, Arnab Banerjee, and Raghuram Karthik Desu. "Role of packing defects in force networks of hexagonally packed structures using discrete element method." Granular Matter 24.1 (2022): 23.
Jaggannagari, Sujith Reddy, Raghuram Karthik Desu, Jörg Reimann, Yixiang Gan, Marigrazia Moscardini, and Ratna Kumar Annabattula.
"DEM simulations of vibrated sphere packings in slender prismatic containers."
Powder Technology (2021).
Desu, Raghuram Karthik, Akhil Reddy Peeketi, and Ratna Kumar Annabattula.
"Influence of bed conditions on the effective thermal conductivity of ceramic breeder pebble beds using thermal DEM (TDEM)."
Fusion Engineering and Design, 159 (2020): 111767.
Peeketi, Akhil Reddy, Desu, Raghuram Karthik, Pramod Kumbhar and Annabattula, Ratna Kumar.
"Thermal analysis of large granular assemblies using a hierarchical approach coupling FEM and DEM through artificial neural networks."
Computational Particle Mechanics, 6(4) (2019): 811–822.
Desu, Raghuram Karthik, and Annabattula, Ratna Kumar.
"Particle size effects on the contact force distribution in compacted polydisperse granular assemblies."
Granular Matter (2019) 21:29.
Desu, Raghuram Karthik, Peeketi Akhil Reddy and Annabattula, Ratna Kumar.
"Artificial neural network-based prediction of effective thermal conductivity of a granular bed in a gaseous environment."
Computational Particle Mechanics (2019).
Desu, Raghuram Karthik, Paritosh Chaudhuri, and Ratna Kumar Annabattula.
"High-temperature oedometric compression of Li2TiO3 pebble beds for Indian TBM."
Fusion Engineering and Design (2018).
Desu, Raghuram Karthik, Anand Moorthy, and Ratna Kumar Annabattula.
"DEM simulation of packing mono-sized pebbles into prismatic containers through different filling strategies."
Fusion Engineering and Design, 127 (2018): 259–266.
Desu, Raghuram Karthik, Yixiang Gan, Marc Kamlah, and Ratna Kumar Annabattula.
"Mechanics of binary crushable granular assembly through discrete element method."
Nuclear Materials and Energy, 9 (2016): 237–241.
Desu, Raghuram Karthik, Swadesh Kumar Singh, and Amit Kumar Gupta.
"Comparative study of warm and hydromechanical deep drawing for low-carbon steel."
International Journal of Advanced Manufacturing Technology, 85(1–4) (2016): 661–672.
Desu, Raghuram Karthik, Hansoge Nitin Krishnamurthy, Aditya Balu, Amit Kumar Gupta, and Swadesh Kumar Singh.
"Mechanical properties of austenitic stainless steel 304L and 316L at elevated temperatures."
Journal of Materials Research and Technology, 5(1) (2016): 13–20.
Desu, Raghuram Karthik, Sharath Chandra Guntuku, B. Aditya, and Amit Kumar Gupta.
"Support vector regression based flow stress prediction in austenitic stainless steel 304."
Procedia Materials Science, 6 (2014): 368–375.
Gupta, Amit Kumar, Sharath Chandra Guntuku, Desu, Raghuram Karthik, and Aditya Balu.
"Optimisation of turning parameters using genetic algorithm, SVR, and ANN."
International Journal of Advanced Manufacturing Technology, 77(1–4) (2015): 331–339.
Conferences
Raza, Md Asjad, Raghuram Karthik Desu, Sreejith Mohan, S. P. Sivapirakasam, and Dalley Krishnan. "Comparative Analysis of Machine Learning Regression Models in EMG-Based Muscle Fatigue Prediction." In 2025 IEEE 22nd India Council International Conference (INDICON), pp. 1-6. IEEE, 2025.
Abhiram, V. S., Mathews Peter, V. S. Anaswara, Premdip Kumar, Sumant Yadav, Dharmendra Kumar, M. Jacob Koshy et al. "Coupled CFD-DEM Numerical Modeling of SLM Process of Ti-6Al-4V Alloy Using Temperature-Dependent Properties." In International Conference on Additive Manufacturing, pp. 427-438. Singapore: Springer Nature Singapore, 2024.
Raghuram Karthik Desu and Ratna Kumar Annabattula, DEM simulations of packing structures in pebble beds, CBBI-19, Kyoto, Japan, 21–23 September 2017.
Raghuram Karthik Desu and Ratna Kumar Annabattula, Modeling granular systems with pebble plasticity using DEM, Jaipur Conference, 1–3 December 2016.
Raghuram Karthik Desu and Ratna Kumar Annabattula, Modeling granular systems with elasto-plastic DEM, IWMEM 2016, University of Sydney.
Raghuram Karthik Desu, Anand Moorthy and Ratna Kumar Annabattula, Packing structures in pebble beds using DEM, LCTB 2016.
Hirshikesh, Raghuram Karthik Desu, Ratna Kumar Annabattula and S. Natarajan, Mechanics of crushable pebble assembly (XFEM–DEM), LCTB 2016.
Raghuram Karthik Desu et al., Mechanics of binary crushable pebble assembly, ICFRM-17, Aachen, Germany, 2015.