Brian G. Falzon, Nelson Muthu, "Micromechanical modelling of composite materials using the element-free Galerkin approach" Comprehensive Composite Materials II, 2016.

A. Kumar, P. J. Saikia, M. Kumar, S. Bag, N. Muthu, R. G. Narayanan, “Fractographic Analysis of Friction Stir Welded Aluminium alloy” Advances in Processing of Lightweight Metal Alloys and Composites, Materials Horizons: From Nature to Nanomaterials, 2022.

N. Muthu, S.K. Maiti, B.G. Falzon, I. Guiamatsia. "Computation of stress intensity factors in functionally graded materials using partition-of-unity meshfree method", The Aeronautical Journal, 116(1186):1253-1277; 2012.

N. Muthu, S.K. Maiti, B.G. Falzon, I. Guiamatsia. "A Comparison of Stress Intensity Factors Obtained Through Crack Closure Integral and Other Approaches using Extended Element-Free Galerkin Method", Computational Mechanics, 52:587-605 2013.

N. Muthu, B.G. Falzon, S.K. Maiti, S. Khoddam. "Modified Crack Closure Integral for Extraction of SIFs in Meshfree Methods", Finite Element in Analysis and Design, 78: 25-39; 2014.

N. Muthu, S.K. Maiti, B.G. Falzon, Wenyi Yan. “Crack Propagation in Non-homogenous materials: Evaluation of Mixed-Mode SIFs, T-stress and Kinking angle using a variant of EFG Method”, Engineering analysis with Boundary Elements, 72: 11-26; 2016.

N. Muthu, S.K. Maiti, B.G. Falzon, Wenyi Yan. "Modelling interacting cracks through a level set using the element-free Galerkin method", International Journal of Mechanical Sciences,  134:203-215; 2017.

J. Ravi, S. Nidhan, N. Muthu, S.K. Maiti. “Analytical and Experimental studies on detection of longitudinal, L and T shaped cracks in Isotropic and Bi-material beams based on changes in natural frequency”, Mechanical System and signal processing, 101: 67-96; 2018.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu "An element-free Galerkin method using vertically averaged multiphase flow model for carbon sequestration", Computers and Geotechnics, 105:195-210; 2018.

J. Tharion, S. Kapil, N. Muthu, J. G. Tharion & S. Kanagaraj "Rapid Manufacturable Ventilator for Respiratory Emergencies of COVID‑19 Disease", Transactions of the Indian National Academy of Engineering, Jun 7:1-6; 2020.

P. Dinesh, P. G. Ranjith, M. R. Behera, N. Muthu “Experimental and numerical (EFG method) studies on sedimentary rock under varied salinity conditions”, International Journal of Rock Mechanics and Mining Sciences, 148:104909; 2021.

P. Rakesh, A. More, M. Kumar, N. Muthu “Probabilistic failure prediction in a double composite cantilever beam with single and double source uncertainty”, Composite Structures, 279:114870; 2021.

P. Dinesh, P. G. Ranjith, M. R. Behera, and M. Nelson “Mechanical properties of reservoir rock and caprock under varying brine saturation for application of geological carbon storage in deep saline aquifers” AIP Conference Proceedings, 2417: 020025; 2021.

Sasibhushan Yengala, Nelson Muthu and Subramani Kanagaraj “A Versatile Standing cum Sitting Device for Rehabilitation and Standing Aid for Paraplegic Patients”, AIP Conference Proceedings, 2653:020015; 2022.

P. J. Saikia and N. Muthu “Extrinsic cohesive zone modeling for interface crack growth: Numerical and Experimental studies”, Engineering Fracture Mechanics, 108353; 2022.

A. K. Kumar, N. Muthu, R. G. Narayanan, “Equivalent Orthotropic Properties of Periodic Honeycomb Structure: Strain-energy approach and homogenization”, International Journal of Mechanics and Materials in Design, 19:137-163; 2022.

Manash Jyoti Baishya, Bikram Jyoti Sahariah, Nelson Muthu, Prasenjit Khanikar “Composite strut-plate lattice: A high-stiffness design of cellular metamaterial having excellent strength and energy absorption ability”, Materials Today Communications, 33: 104939;  2022

P Vicky Kumar, Anil Kumar Birru, Nelson Muthu “Evaluation of Zr, Ni-Cr, and Au-Ag Applied Materials Using FEM on Prosthetic Crowns”, Malaysian Journal of Science, 42: 41-46; 2023.

Lalit Kumar, Dhrutiman Dey, Biranchi Panda, Nelson Muthu “Experimental and numerical evaluation of multi-directional compressive and flexure behaviour of extrusion-based 3D printed concrete”, Frontiers of Structural and Civil Engineering, 17:1643-1661; 2024.

P. J. Saikia, N. Muthu “Extrinsic/intrinsic cohesive zone modelling and experiments on interface failure of multi-walled carbon nanotube reinforced adhesively bonded joints under mode II loading”, Theoretical and Applied Fracture Mechanics,  126:103967; 2023.

L. Kumar, B. Panda, N. Muthu, “A simple potential energy formulation for 3D concrete printed structures considering the shear effects in the build direction”, Progress in Additive Manufacturing, 1-9; 2023.

S. S. Kumar, N. Muthu, “Generalized displacement control technique for mode I/II fracture problems using cohesive zone model within a modified element-free Galerkin framework”, Fatigue and Fracture of Engineering Materials and Structures, 46:4119-4141; 2023.

S. Sai Kumar, N. Muthu, “A thermodynamically consistent strain difference-based nonlocal damage mechanics approach for failure analysis of quasi-brittle materials”, Theoretical and Applied Fracture Mechanics, 131: 104351; 2024.

A. Kumar, R.Ganesh Narayanan, N. Muthu, “Manufacture of honeycomb core sandwich structures by hybrid approaches: Analysis using lab scale experiments and numerical simulation”, Thin-Walled Structures, 198:111739; 2024.

Manash Jyoti Baishya, Nelson Muthu, Prasenjit Khanikar,”In pursuit of a high-performance mechanical metamaterial: Simple-cubic-octahedral plate lattice”, International Journal of Mechanical Sciences,  272:109189; 2024.

P. J. Saikia, M. Kumar, A. Kumar, N. Muthu, “Experimental estimation and numerical validation of cohesive zone parameters in hydroxyl functionalized MWCNTs-reinforced CFRP under pure mode II loading”, Polymer Composites, 1-15; 2024.

A. Kumar, N. Muthu, R. Ganesh Narayanan, “Prediction of peel strength of sandwich sheets made of aluminium alloys fabricated by friction stir spot welding based hybrid process using cohesive zone modeling and finite element simulations”, Engineering Failure Analysis, 162:108381; 2024.

Eledathu Kuriachan Sachin, Nelson Muthu, Pankaj Tiwari, “Hybrid Recycling Methods for Fiber Reinforced Polymer Composites: A Review”, Journal of Reinforced Plastics and Composites, 2024. doi:10.1177/07316844241258557

P.J. Saikia, A. Kumar, M. Kumar, N. Muthu, “Cohesive zone parameters to predict mixed-mode delamination in CFRP reinforced with hydroxyl functionalized MWCNTs: Experimental and numerical investigations”, Engineering Failure Analysis, 164: 108656; 2024.

A. Kumar, R. G. Narayanan, N. Muthu, “Enhancing the performance of honeycomb core sandwich panels through friction stir spot welding strategies and fracture of lap shear specimen”, Mechanics of Advanced Materials and Structures, 1–21; 2024. https://doi.org/10.1080/15376494.2024.2388883

P. J. Saikia, N. Muthu, “Estimation of CZM parameters for investigating the interface fracture of adhesively bonded joints under mode I, mode II, and mixed-mode (I/II) loading”, Fatigue & Fracture of Engineering Materials & Structures, 47(12):4636-4639; 2024. DOI: 10.1111/ffe.14457

S. Sai Kumar, A. Shaji A, N. Muthu, “A two-field mixed formulation with scattered pressure node distribution in element-free Galerkin method for alleviating volumetric locking in hyperelastic materials”, Acta Mechanica Sinica, 41: 424446; 2024.   

P. Vicky Kumar, A. K. Birru, N. Muthu, “Novel approach for processing and fabricating PLA/MgTiO3 composite filaments in biomedical 3D printing with enhanced mechanical and thermal properties”, Journal of Materials Engineering and Performance, 2024.

P.V. Kumar, A.K. Birru, N. Muthu, A. Kaur, “Enhancing sports mouthguards with PLA+ and PC: stress reduction, energy absorption, and topology optimization”, Clinical Oral Investigations 28:606; 2024. https://doi.org/10.1007/s00784-024-05997-5

A. Kumar, P.J. Saikia, R. Ganesh Narayanan, N. Muthu, “Experimental and numerical analysis of mixed mode bending of adhesive-bonded and hybrid honeycomb core sandwich structures”, International Journal of Solids and Structures, 309:113177; 2025.

T.K. Singh, A.K. Birru, N. Muthu, “Optimization of Key Forging Parameters for Reduced Stress in Titanium Alloy Knee Implants: A Finite Element Analysis Through Taguchi’s Method”, Journal of The Institution of Engineers (India): Series C; 2024. https://doi.org/10.1007/s40032-024-01148-7. 

Sathesh Raja, Umesh Melkani, Ritam Sarma, Sajan Kapil, Nelson Muthu, “A method for realizing continuous tungsten fiber-reinforced steel matrix composites by wire-arc-based directed energy deposition”, Composite Structures, 354:118811; 2025.

Krishna Murthy Pabbu, Nelson Muthu, Tarkes Dora Pallicity, “Polynomial-based damage model with EAS approach to model isotropic continuum damage in hyperelastic materials”, Finite Elements in Analysis & Design, 247, 104350, 2025.

S. S. Kumar, N. Muthu & B. Panda, “Numerical investigation of structural behavior of 3D-printed concrete walls: insights from damage mechanics and cohesive zone approaches”, Progress in Additive Manufacturing, 1-17, 2025. https://doi.org/10.1007/s40964-025-01172-8

P. Vicky Kumar, Soumik Pal, Anil Kumar Birru, Bithiah Grace Jaganathan, Nelson Muthu, “3D-printed TPMS-structured hybrid PLA/MgTiO3 scaffolds: Synergizing bioactivity and antibacterial performance for bone regeneration”, Biomaterials Advances, Volume 177, 2025, 214370. https://doi.org/10.1016/j.bioadv.

P. J. Saikia, A. Kumar, P. Rakesh, N. Muthu, “Numerical modeling of mixed-mode (I/II) delamination in glass fiber reinforced epoxy composites using cohesive parameters from Mode I and Mode II experiments”, Mechanics of Advanced Materials and Structures, pp. 1-14, 2025. https://doi.org/10.1080/15376494.2025.2513592

S. Le Roux, M. Salem, M. Shabbar, B. Vicharapu, N. Muthu, K. Moussaoui, A. Hor, V. Velay, “Effect of process parameters on surface integrity in laser powder bed fusion of Ti-6Al-4V alloy”, Scientific Reports, 15: 43786; 2025.

M. J. Baishya, S. Vasu, N. Muthu, P. Khanikar, “A topology-optimized ultrastiff mechanical metamaterial exhibiting stiffness beyond Hashin-Shtrikman upper bound”, International Journal of Mechanical Sciences, 312: 111248; 2026. https://doi.org/10.1016/j.ijmecsci.2026.111248.

Paladugu Rakesh, Ujendra Kumar Komal, Nelson Muthu, “From static properties to fatigue life: comprehensive evaluation of unidirectional and woven flax fiber composites for structural applications”, Composite Structures, 383: 120121; 2026.

S. Sai Kumar, L. Kumar, N. Muthu, B. Panda, “Toward efficient simulation of cracked 3D-printed concrete beams: Analytical and homogenized finite element approach”, Engineering Structures, 358, 2026, 122630, https://doi.org/10.1016/j.engstruct.2026.122630.

Babu, P., Narayanan, R.G., Muthu, N. “Experimental and Numerical Investigation of Joining Strength in 3D-Printed PLA-CFRP Re-entrant Core Sandwich Sheets with Two Different Printing Strategies”, Trans Indian Inst Met, 79, 2026, 92. https://doi.org/10.1007/s12666-026-03880-3

Sachin Kuriachan E, Paladugu Rakesh, Sumit Pratihar, Twisampati Bhandari, Nelson Muthu, Pankaj Tiwari, “Insights into Fiber Recovery via Pyrolysis and Oxidative Degradation of Glass Fiber Reinforced Polymer Composites”, Journal of Thermal Analysis and Calorimetry, (Accepted).

Dinesh, P., Behera, M.R., Ranjith, P.G., Muthu, N. Application of an Efficient Numerical Model for CO2 Sequestration in Deep Saline Aquifers. In: Murali, K., Sriram, V., Samad, A., Saha, N. (eds) Proceedings of the Fourth International Conference in Ocean Engineering (ICOE2018). Lecture Notes in Civil Engineering, vol 22. Springer, Singapore, 2019. https://doi.org/10.1007/978-981-13-3119-0_45

Baishya, M.J., Sahariah, B.J., Muthu, N., Khanikar, P. High-Stiffness Metamaterial Composite Structure with Plate-Reinforced Strut-Microlattice. In: TMS 2022 151st Annual Meeting & Exhibition Supplemental Proceedings. The Minerals, Metals & Materials Series. Springer, Cham, 2022. https://doi.org/10.1007/978-3-030-92381-5_147

Sasibhushan Yengala, Nelson Muthu, Subramani Kanagaraj; A versatile standing cum sitting device for rehabilitation and standing aid for paraplegic patients. AIP Conf. Proc. 11 October 2022; 2653 (1): 020015. https://doi.org/10.1063/5.0110478

Safiur Rahiman, G., Muthu, N., Dixit, U.S., Petrov, P.A. Determination of the Flow Stress of Material Based on a Friction-Independent Test on a Simple Geometry. In: Dixit, U.S., Kanthababu, M., Ramesh Babu, A., Udhayakumar, S. (eds) Advances in Forming, Machining and Automation. Lecture Notes in Mechanical Engineering. Springer, Singapore, 2023. https://doi.org/10.1007/978-981-19-3866-5_3

Sachin Kuriachan, Pankaj Tiwari, Nelson Muthu “Effect of Chemical Treatment on Decomposition Profiles of Carbon Fiber Reinforced Polymer Composites and Its Recycling” In: Deka, D., Majumder, S.K., Purkait, M.K. (eds) Sustainable Environment. NERC 2022. Springer, Singapore, 2023. https://doi.org/10.1007/978-981-19-8464-8_13

A. Kumar, R. Ganesh Narayanan, N. Muthu “Friction Stir Spot Welding of Honeycomb Core Sandwich Structure” In: Joshi, S.N., Dixit, U.S., Mittal, R.K., Bag, S. (eds) Low Cost Manufacturing Technologies. NERC 2022. Springer, Singapore, 2023.

S. Sai Kumar, O. Ashok, N. Muthu “Hyperelastic Analysis of Adventitial Layer Using Isotropic Gent Model” In: Pandey, L.M., Gupta, R., Thummer, R.P., Kar, R.K. (eds) Healthcare Research and Related Technologies. NERC 2022. Springer, Singapore, 2023.

A. Kumar, N. Muthu, R. Ganesh Narayanan, Equivalent Out-Of-Plane Elastic Properties of Periodic Re-Entrant Honeycombs – Strain-Energy Approach and FE Modelling, Procedia Structural Integrity, 71, 2025, 453-460. https://doi.org/10.1016/j.prostr.2025.08.061.

Saikia, P.J., Kumar, M., Muthu, N. Enhancing the Mode I Interlaminar Fracture Toughness of Carbon Fiber-Reinforced Composite with Hydroxyl Functionalized MWCNTS; Numerical and Experimental Study. In: Kumari, P., Dwivedy, S.K. (eds) Recent Advances in Mechanics of Functional Materials and Structures. ACMFMS 2022. Lecture Notes in Mechanical Engineering. Springer, Singapore, 2024. https://doi.org/10.1007/978-981-99-5919-8_27

Baishya, M.J., Muthu, N., Khanikar, P. A Multi-phase Strut-plate Lattice Design Having Enhanced Strength, Stiffness, and Energy Absorption Ability. In: Kumari, P., Dwivedy, S.K. (eds) Recent Advances in Mechanics of Functional Materials and Structures. ACMFMS 2022. Lecture Notes in Mechanical Engineering. Springer, Singapore, 2024.

Kumar, L., Dey, D., Panda, B., Muthu, N. Influence of the Nozzle Geometry on Mechanical Properties of 3D-Printed Concrete—Experiment and Finite Element Study. In: Mallaiah, M., Thapliyal, S., Chandra Bose, S. (eds) Recent Advances in Additive Manufacturing, Volume 1. ICAM 2024. Lecture Notes in Mechanical Engineering. Springer, Singapore, 2025. https://doi.org/10.1007/978-981-97-6016-9_3

Saikia, P.J., Kakati, S., Kumar, M., Muthu, N. The Effect of Hydroxyl Functionalized MWCNTs on the Interlaminar Fracture Toughness of Basalt Fiber-Reinforced Epoxy Composite. In: Sidhardh, S., Prakash, S.S., Annabattula, R.K., Mylavarapu, P. (eds) Advances in Structural Integrity for Mechanical, Civil, and Aerospace Applications. SICE2022 2022. Lecture Notes in Mechanical Engineering. Springer, Singapore, 2025. https://doi.org/10.1007/978-981-97-6367-2_34

A. Dutta, A. Sarmah, N. Muthu and S. Kanagaraj, "Biomechanically-Informed Design of Prosthetic Sockets for Transfemoral Amputees Using Anatomical Relational Parameters and Finite Element Analysis," 2026 IEEE Guwahati Subsection Conference (GCON), Guwahati, India, 2026, pp. 1-6, doi: 10.1109/GCON69192.2026.11648414

M. Nelson, B.Varun, S.K. Dwivedy "Dynamics and control of two link robot for minimum trajectory error" in National Conference on robotics and industrial manufacturing process, BHEL Hyderabad, 2009.

N. Muthu, B.G. Falzon, S.K. Maiti, S. Khoddam. "Modelling Crack Propagation in Particle-Reinforced Composites using the Element-Free Galerkin Method" in International Conference in Composite Materials, Montreal, 2013.

Nelson M. Muthu, Surjya K. Maiti and Wenyi Yan. “Analysis of Cracks in Bimaterials/Composites with Variable Order Singularity using Meshless Method” in World Congress on Computational Mechanics, Barcelona, 2014.

N.M. Muthu, B.G. Falzon, S.K. Maiti, W. Yan “Micromechanical modelling of non-homogenous materials using meshless methods” in International Conference in Composite Materials, Copenhagen, 2015.

Jishnu Ravi, Nelson Muthu. “Detection of Longitudinal and L crack based on natural frequency data” in International conference on vibration problems, IIT Guwahati, 2015.

S. Narwal, P.S. Robi, N. Muthu, “Fluid Structure Modelling of Tri-Leaflet Aortic Valve” in 5^thResearch Conclave 2018, IIT Guwahati, 2018.

S. Sai Kumar, Nelson Muthu, “Modelling and testing of fiber reinforced composites under impact” in 5^thResearch Conclave 2018, IIT Guwahati, 2018.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu "Application of an efficient numerical model for CO2 sequestration in deep saline aquifers" in 4th International Conference in Ocean Engineering, IIT Madras, Chennai, India, 2018.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu "An Element-Free Galerkin (EFG) Meshfree Method Model for Carbon Sequestration" in the 3rd International Conference on Multiphase Flow and Heat Transfer, Budapest, Hungary, 2018.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu “Multiscale modelling of fracture in wet porous media” at the 1st International Symposium on In-situ Modification of Deposit Properties for Improving Mining 2018 (IMDPIM2018), Taiyuan, China, 2018.

S. Sai Kumar, N. Muthu, “Modeling of Delamination Behaviour in Composite Beam Using a Novel Continuum Damage Theory” in International Conference and Exhibition on Reinforced Plastics, Mumbai, 2019.

Nelson Muthu, “Finite Element Analysis of Hyperelastic Material” in NAFED 2019, 09 Dec 2019, Organized by VSSC, ISRO, BARC Mumbai 2019.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu, “Application of Element Free Galerkin (EFG) method for CO2 Storage and Caprock Integrity” in The UK Carbon Capture and Storage Research Centre (Online), 12^th May 2020, Organized by University of Sheffield.

P.J. Saikia, N. Muthu, “Identification Of Cohesive Zone Parameters For A Bi-Material Interface Crack” in 1st Online International Conference on Recent Advances in Computational and Experimental Mechanics 2020 (ICRACEM 2020), Indian Institute of Technology Kharagpur, India, 4^th–6^th, September 2020. (http://icracem.org/docs/E-Proceedings%20ICRACEM%202020.pdf)

V. N. Naik, S. Sai Kumar, N. Muthu, “1D-Cohesive zone modelling of failure using eXtended element-free Galerkin method” in 1st Online International Conference on Recent Advances in Computational and Experimental Mechanics 2020 (ICRACEM 2020), Indian Institute of Technology Kharagpur, India, 4^th–6^th, September 2020. (http://icracem.org/docs/E-Proceedings%20ICRACEM%202020.pdf)

P. J. Saikia and N. Muthu. Equivalency between Cohesive zone model and linear elastic fracture mechanics for an Isotropic Crack, 65𝑡ℎ congress of the Indian Society of Theoretical and Applied Mechanics, December 9-11,2020. (https://istam.iitkgp.ac.in/resources/2020/proceedings/Full_paper/SM/94fullpaper.pdf)

S. Sai Kumar and N. Muthu. Finite Element Implementation Of Elastic-Plastic Large Deformation Analysis For Small Strain Problems, 65𝑡ℎ congress of the Indian Society of Theoretical and Applied Mechanics, December 9-11,2020.

(https://istam.iitkgp.ac.in/resources/2020/proceedings/Full_paper/SM/115fullpaper.pdf)

Nelson Muthu “Finite Element Analysis of Hyperelastic Materials” in NAFED 2020, Organized by VSSC, ISRO,11-12 Dec 2020.

P. Dinesh, M.R. Behera, P.G. Ranjith, N. Muthu, “Mechanical properties of reservoir rock and caprock under varying brine saturation for application of geological carbon storage in deep saline aquifer” in International Conference on Advanced Materials Behaviour & Characterization, Organized by Mattest Research Academy, Chennai, Tamil Nadu, India, during 24-26 April 2021.

A. Kumar, N. Muthu, R. G. Narayanan “Equivalent In-plane Elastic Properties of Periodic Re-entrant Honeycombs – Strain-energy approach and FE modelling” International Conference on Experimental and Computational Methods in Manufacturing (ICECMM 2021), NERIST, 28-29, Aug 2021.

Sasibhushan Yengala, Nelson Muthu and Subramani Kanagaraj “A Versatile Standing cum Sitting Device for Rehabilitation and Standing Aid for Paraplegic Patients” Virtual International Conference on Product Design, Development, and Deployment (PDCUBE - 2021), Vellore Institute of Technology, Vellore, 11-12 Sep 2021.

P. Dinesh, M.R. Behera, P.G. Ranjith, W. A. M Wanniarachchi, N. Muthu, “Experimental validation of element-free Galerkin (EFG) model for SENB sedimentary rocks under varied salinity conditions” in 3rd International Conference in Geotechnical Engineering, Colombo, Sri Lanka, during 06-07 Dec 2021.

S. Sai Kumar, N. Muthu, “Application of damage model based on nonlocal equivalent strain in the element-free Galerkin method” in 12th International Conference on Structural Integrity and Failure (SIF2021), Monash University, Melbourne, Australia, 06-07 Dec 2021.

Ankit Fule, N. Muthu, “Determination of the SIF in Generalized Finite Element Method using the Configurational Force approach” in 12th International Conference on Structural Integrity and Failure (SIF2021), Monash University, Melbourne, Australia, 06-07 Dec 2021.

G. Safiur Rahiman, N. Muthu, U.S. Dixit, Pavel A.  Petrov “Determination of the flow stress of material based on a friction-independent test on a simple geometry” in All India Manufacturing Technology, Design and Research Conference (AIMTDR 2021), Departments of Mechanical Engineering, PSG Coimbatore, 09-11 Dec 2021.

Nelson Muthu “Finite element modelling of hyper elastic rubber-like materials using popular constitutive models" in NAFED 2022, Organized by VSSC, ISRO,04-05 Feb 2022.

P Vicky Kumar, Anil Kumar Birru, Nelson Muthu “Design and Development of Dental Crown using 3D Printing for patient compatibility”, Proceedings of National Conference cum Industry meet on Foundry 4.0 - Opportunities and Challenges, CSIR- Central Mechanical Engineering Research Institute (CSIR-CMERI), Durgapur, February 24-25, 2022.

Manash Baishya, Bikram Sahariah, Nelson Muthu, Prasenjit Khanikar “High-stiffness metamaterial composite structure with plate reinforced strut-microlattice” TMS Annual Meeting & Exhibition, Anaheim, California, USA, 27 Feb – 3 March 2022 (TMS 2022 151st Annual Meeting & Exhibition Supplemental Proceedings, 1551-1568).

E.K. Sachin, N. Muthu, P. Tiwari. “Effect of chemical treatment on decomposition profiles of carbon fiber reinforced polymer composites and its recycling”. North-East Research Conclave, NERC-2022, IIT Guwahati, India, 2022.

A. Kumar, R. Ganesh Narayanan, N. Muthu “Friction Stir Spot Welding of Honeycomb Core Sandwich Structure”. North-East Research Conclave, NERC-2022, IIT Guwahati, India, 2022.

S. Sai Kumar, O. Ashok, N. Muthu “Hyperelastic Analysis of Adventitial Layer Using Isotropic Gent Model”. North-East Research Conclave, NERC-2022, IIT Guwahati, India, 2022.

Manash Jyoti Baishya, Manish Dalakoti, Nelson Muthu, Prasenjit Khanikar “A Crashworthy Lightweight Lattice Structure having a Composite Strut-Plate Lattice Topology Optimized using the Design of Experiments Technique” The 13th International Symposium on Plasticity and Impact Mechanics (IMPLAST 2022), August 21-26, 2022, IIT Madras, Chennai, India.

Manash Jyoti Baishya, Nelson Muthu, Prasenjit Khanikar “A Multi-Phase Strut-Plate Lattice Design having Enhance Strength, Stiffness and Energy Absorption Ability” 8th Asian Conference on Mechanics of Functional Materials and Structures (ACMFMS-2022), 11th -14th December, 2022, IIT Guwahati, Guwahati, India.

P. J. Saikia, S. Kakati, M. Kumar, N. Muthu “The effect of hydroxyl functionalized MWCNTs on the interlaminar fracture toughness of Basalt fiber reinforced epoxy composite” 4th Structural Integrity Conference and Exhibition (SICE), IIT Hyderabad, 14-16 December 2022, IIT Hyderabad, India.

P J Saikia, M Kumar and N Muthu “Enhancing the mode I interlaminar fracture toughness of carbon fiber-reinforced composite with hydroxyl functionalized MWCNTs; numerical and experimental study” 8th Asian Conference on Mechanics of Functional Materials and Structures (ACMFMS-2022), 11th -14th December, 2022, IIT Guwahati, Guwahati, India.

S.Raja, U.Melkani, R.Sarma, S. Kapil, N.Muthu “Effect of Fiber Holding Techniques in the Fabrication of Continuously Reinforced Metal Matrix Composites adopting Wire Arc Additive Manufacturing” AM 3D Aero 2023 India Conference, 13-14 December, December 2023, Ramaiah Institute of Technology, Bangalore, India.

K Murthy Pabbu, N. Muthu, “Phase-field modelling of fracture in Arruda-Boyce and Van der Waal hyperelastic material models using mixed(U-P) formulation,” 9th International Conference on Computational Mechanics and Simulations (ICCMS), 20-22 December 2023, IIT Gandhinagar, Gandhinagar, India.

K Murthy Pabbu, N. Muthu, “Exploring the one-dimensional analysis of damage behaviour in Hyperelastic Materials via Generalized Displacement Control (GDC) technique,” 9th International Conference on Computational Mechanics and Simulations (ICCMS), 20-22 December 2023, IIT Gandhinagar, Gandhinagar, India.

E.K. Sachin, N. Muthu, P. Tiwari. “Influence of chemical pre-treatment on the degradation profile of epoxy resins, a precursor to fiber reinforced polymer composites.” International Conference on Polymer Science and Technology, SPSI-MACRO-2023, 2023, IIT Guwahati, India.

Lalit Kumar, Dhrutiman Dey, Biranchi Panda, Nelson Muthu, “Influence of the nozzle geometry on mechanical properties of 3D-printed concrete – Experiment and Finite element study” International Conference on Additive Manufacturing (ICAM 2024), 4-6th March 2024, NIT Warangal, Warangal, India.

E.K. Sachin, N. Muthu, P. Tiwari. “Chemical Pre-Treatment Impact on Decomposition Profile of Glass Fiber-Reinforced Polymer Composites.” Research and Industrial Conclave Integration, RIC-24, 2024, IIT Guwahati, India.

E.K. Sachin, N. Muthu, P. Tiwari. “Thermal Decomposition and Kinetic Study of Chemically Treated Glass Fiber Reinforced Polymer Composites.” 18th International Congress on Thermal Analysis and Calorimetry, ICTAC-24, 2024, IIT Madras, India.

P. Rakesh, P. J. Saikia, N. Muthu, Praveen Kumar Bannaravuri Influence of fiber orientation on the tribological behaviour of MWCNTs / graphene-reinforced carbon fiber epoxy composite, International Conference on Next Generation Technologies: Design and Manufacturing, ICNGT 2024, 13-15 November 2024, IIT Madras, India.

Sachin Kuriachan E, Nelson Muthu,Pankaj Tiwari “Thermal Recycling of GFRP: Fiber Recovery via Pyrolysis and Oxidation” 4th International Symposium on Analytical and Applied Pyrolysis, PYROASIA 2024, 28-29 November 2024, IIT Guwahati, India.

S. Sai Kumar, M. Venkatesh, N. Muthu, “Failure analysis of adhesive bonded joints with defects using nonlocal continuum damage models in FEM” 4th International Conference on Mechanics of Advanced Materials and Structures, 11-13 December 2024, RIT, Bengaluru, India.

A. Kumar, R. Ganesh Narayanan, N. Muthu, ^“Experimental and Numerical Investigation of Face-Core Debonding in Honeycomb Sandwich Panels” 4th International Conference on Mechanics of Advanced Materials and Structures, 11-13 December 2024, RIT, Bengaluru, India.

Manash Jyoti Baishya, Nelson Muthu, Prasenjit Khanikar “Composite Strut-plate Lattice Design for High Mechanical Performance” 4th International Conference on Mechanics of Advanced Materials and Structures, 11-13 December 2024, RIT, Bengaluru, India.

K.M.U Gokul, N. Muthu, K.V.N. Surendra “Numerical Analysis of Buckling and Post Buckling of Perforated Shells” 4th International Conference on Mechanics of Advanced Materials and Structures, 11-13 December 2024, RIT, Bengaluru, India.

E.V. Aashish, S. Kanmani Subbu, N. Muthu “Simulating the Future of Hydrogen Storage: FE Analysis of Composite Layups in Type IV and Prospects for Type V Vessels”, GHATS 2025, A workshop on Hydrogen Energy Systems, 04^th-06^th June 2025, Palakkad, India.

E.K. Sachin, N. Muthu, P. Tiwari. “Optimizing thermal recycling of GFRP composites.” 4th Journal of Thermal Analysis and Calorimetry Conference & 10th V4 (Joint Czech-Hungarian-Polish-Slovak) Thermoanalytical Conference, 24-27 June 2025, Budapest, Hungary.

Lalit Kumar, Biranchi Panda, Nelson Muthu "Ductility Enhancement of 3D-Printed Concrete Beams Reinforced with Polyvinyl Alcohol Fibers under Bend Test", 4D Materials Design and Additive Manufacturing Conference 2025, July 8-10, 2025, Singapore.

E.K. Sachin, N. Muthu, P. Tiwari. “From swelling to thermal recycling: a solvent-based

pre-treatment route for efficient fiber recovery.” Global Conference for Decarbonization of Energy and Materials, October 16-19 2025, Singapore.

E.K. Sachin, N. Muthu, P. Tiwari. “DAEM kinetic analysis of GFRP composites under inert and oxidative atmospheres.” PYROASIA 2025, 10-12 December 2025, Thailand.

E.K. Sachin, N. Muthu, P. Tiwari. “Direct oxidative recycling of GFRP composites: kinetic analysis, fiber recovery, and product evolution.”, International Conference on Energy and Resource Recovery for Sustainable Circular Economy (ICERSC 2026), 09-10 April 2026, IIT Madras, India.