Conferences

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International Conferences

23. C Ramgopal, Virkeshwar Kumar, and K Muralidhar, "Splashing of hollow vs pure droplet on micro-pillared surfaces: Influence of pitch in Wenzel regime," International Conference on Micro Nano Fluidics (ICOM 2025), Oct 31-Nov 2, 2025, IIT Guwahati, India.

22. Suman Das, Banoth Moheeth Raj, Peddinti Niharika, and Virkeshwar Kumar, "Real-Time Visualization of CO2 Phase Transitions from Dry Ice to Supercritical State and Back: Supercritical Fluids Visualization," 12th International and 52nd National Conference on Fluid Mechanics and Fluid Power (FMFP 2025), Dec 19-21, 2025, Nirma University, Ahmedabad, India. (In press)

21. Virkeshwar Kumar and Shyamprasad Karagadde, "Relating natural convection patterns to the porous permeability underneath: Flow in mushy zone during solidification," 12th International and 52nd National Conference on Fluid Mechanics and Fluid Power (FMFP 2025), Dec 19-21, 2025, Nirma University, Ahmedabad, India. (In press)

20. C Ramgopal, Virkeshwar Kumar, and K Muralidhar, "Hollow Droplet Spreading on a Physically Textured Surface," 6th International Conference on Droplets (Droplets-2025), July 1-3, Liège, Belgium.

19. Narendra C. Kumar and Virkeshwar Kumar, "Bubble Formation During Evaporative Crystallization In Multi-Component Saline Droplets," 6th International Conference on Droplets (Droplets-2025), July 1-3, Liège, Belgium.

18. Radhika Sarawagi and Virkeshwar Kumar, "Stress generation in the container during solidification of water," 7th International Conference on Advances in Solidification Processes (ICASP-7), June 10-13, 2025, Madrid, Spain. DOI: doi.org/10.1088/1757-899X/1335/1/012029

17. Narendra Ch. Kumar and Virkeshwar Kumar, "Evaporative Crystallization of Sodium sulfate Droplets on Hydrophobic Surfaces," 11th International and 51st National Conference on Fluid Mechanics and Fluid Power (FMFP 2024), Dec 21-23, 2024, AMU Aligarh, India.

16. C. Ramgopal, K. Muralidhar, and Virkeshwar Kumar, "Numerical simulation of millimetric drop impact on micro-pillared surface," 11th International and 51st National Conference on Fluid Mechanics and Fluid Power (FMFP 2024), Dec 21-23, 2024, AMU Aligarh, India.

15. Kanhaiya Lal Chaurasiya, Navya Gupta, Fahad Javeed, Virkeshwar Kumar, and Bishakh Bhattacharya, "Enhancing actuation frequency of shape memory alloy-based system with a novel evaporative cooling technique for fast cyclic applications," in Proc. SPIE 12946, Active and Passive Smart Structures and Integrated Systems XVIII, 1294626 (9 May 2024); DOI:doi.org/10.1117/12.3006378

14. Virkeshwar Kumar, Shyamprasad Karagadde, and Kamal Kumar Meena, "Real-time strengthening of natural convection and dendrite fragmentation during binary mixture freezing," in 9th International and 49th National Conference of Fluid Mechanics and Fluid Power (FMFP-2022, 14–16 December), IIT Roorkee. DOI:doi.org/10.1007/978-981-99-6074-3_63

13. Pranjal Agrawal, Virkeshwar Kumar, and Susmita Dash, "Out-of-Plane Formation of Crystal Deposits on Heated Hydrophobic Surfaces," 75th Annual Meeting of the Division of Fluid Dynamics, 2022, USA, Indianapolis, Indiana

12. Pranjal Agrawal, Virkeshwar Kumar, and Susmita Dash, "Lift-off crystalline deposits in heated hydrophobic surfaces," CompFlu 2022, 19–21 December, IIT Kharagpur.

11. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, “Role of solidifying structures on natural convection in binary and ternary fluids,” 6th International Conference on Advances in Solidification Processes (ICASP-6), June 2022, Bischoffsheim, France.

10. Virkeshwar Kumar, G S Abhishek, Atul Srivastava, and Shyamprasad Karagadde, The gain in temperature during freezing of mixtures: an effect of permeability on natural convection 73rd Annual Meeting of the APS Division of Fluid Dynamics, DFD, 2020, Chicago, USA

09. Tarun Meena, Virkeshwar Kumar, and Shyamprasad Karagadde, Numerical simulation of double-diffusive convection in low Prandtl number metallic systems, 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2019), Dec. 28–31, 2019: IIT Roorkee, India.

08. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, In situ studies of natural convection during solidification of ternary mixtures, 5th International Conference on Advances in Solidification Processes (ICASP-5) and 5th International Symposium on Cutting Edge of Computer Simulation of Solidification, Casting and Refining (CSSCR-5), June 17–21, 2019: Salzburg, Austria

07. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, Double-Diffusive Layers in High-Prandtl Number Fluids, Proceedings of the 7th International and 44th National Conference on Fluid Mechanics and Fluid Power, Dec. 10–12, 2018: Indian Institute of Technology Mumbai, India

06. Ila Thakur, Virkeshwar Kumar, Atul Srivastava, Shyamprasad Karagadde, Plume Formation during the Unidirectional Solidification of a Binary Transparent Organic Alloy, Proceedings of the 7th International and 44th National Conference on Fluid Mechanics and Fluid Power, Dec. 10–12, 2018: Indian Institute of Technology Mumbai, India

05. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, in situ observations of transport phenomena in ternary mixtures, 7th International Conference on Solidification Science and Processing (ICSSP 2018), Nov. 19–22, 2018: Trivandrum, India

04. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, Real-time and full-field quantification of buoyant convection during multi-component solidification, In Book Solidification and Gravity VII, ISBN: 9635088892, 9789635088898, 7th International Conference on Solidification and Gravity, Sept. 3 - 6, 2018: Miskolc - Lillafüred, Hungary.

03. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, Plausible evolution cycle for buoyant double-diffusive convection, 7th International Conference on Solidification and Gravity, Sept. 3 - 6, 2018: Miskolc - Lillafüred, Hungary

02. Virkeshwar Kumar, Nilesh Dama, Atul Srivastava, and Shyamprasad Karagadde, Real-Time Study of Natural Convection Heat Transfer during Directional Solidification of Water. 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference (IHMTC-2017), Dec. 27 - 30, 2017: BITS Hyderabad, India, DOI: 10.1615/IHMTC-2017.1280

01. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, Non-intrusive and dynamic measurements of temperature and concentration fields during solidification of multi-component alloys, Proceedings of the 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power, Dec. 12 - 14, 2016: MNNIT Allahabad, India

National Conferences:

04. Pranjal Agrawal, Virkeshwar Kumar, and Susmita Dash, “Formation of crystal legs on heated hydrophobic surfaces” ME@75 Research Frontiers Conference, June 2022, IISc Bangalore.

03. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, “Transport Phenomena in Double-Diffusive Layers” Diamond Jubilee Conference, Feb. 2019, IIT Bombay.

02. Jay Wagh, Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, “Velocity of Plumes Generated in Unidirectional Solidification of Binary Salt-Solution” Proceedings of the 44th National Conference on Fluid Mechanics and Fluid Power), 2017, Amrita University, Kerala.

01. Virkeshwar Kumar, Atul Srivastava, and Shyamprasad Karagadde, poster presented on “in situ study of freckle formation in transparent metal analogues” 55th National Metallurgical Day (NMD), and 71st Annual Technical Meeting, 2017, BITS Goa.

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