Dr. Ashish Karn
Published Journal Articles (49)
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Karn, A., Arndt, R., & Hong, J. (2016). An experimental investigation into supercavity closure mechanisms. Journal of Fluid Mechanics, 789, 259-284 (Featured on the cover page of Journal of Fluid Mechanics).
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Kumar, A., Donga, R. K., & Karn, A. (2025). Bifurcation of rectangular synthetic jets: Numerical simulations and experiments, Journal of Visualization (Accepted)
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Gaurav, K., Mittal, G., Karn, A. (2022), On the Morphology of Elongated bubbles during their formation at submerged orifices. Chemical Engineering Science. 250, 117395.
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Kumar, A., Saha, A. K., Panigrahi, P. K., Karn, A. (2021) The mechanism of vortex bifurcation vis-à-vis axial switching in rectangular synthetic jets. European Journal of Mechanics - B(Fluids). 86, 78-89.
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Yoon, K., Li, J., Shao, S., Karn, A., Hong, J. (2021), Investigation of Ventilation Demand Variation in Unsteady supercavitation. Experimental Thermal and Fluid Science. 129, 110472.
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Karn, A., Ambs, J., Deo, SS, Vyas, A., Dwivedi, A., Kumar, A. (2021), On the enormous enhancement in water evaporation rates obtained by employing a different polar ambient. Heat Transfer 2021; 1-12.
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Kumar, A., Saha, A. K., Panigrahi, P. K., Karn, A. (2020) The effect of a parallel free surface upon a submerged shallow synthetic jet. Fluid Dynamics Research. 52 (4), 1-17.
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Kumar, A., Karn, A. (2018). Qualitative and Quantitative characterization of a synthetic jet mounted on a convex torpedo-like surface under cross-flow. International Journal of Heat and Fluid Flow, 74, 198-208.
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Karn, A., Chawdhary, S. (2018). On the synergistic interrelation between supercavity formation through vaporous and ventilated routes. International Journal of Multiphase Flow, 104, 1-8.
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Kumar, S. S., Karn, A., Arndt, R. & Hong, J. (2017). Internal flow measurements of a drop impacting a solid surface. Experiments in Fluids 58:12.
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Cao, L., Karn, A., Arndt, R. & Hong, J. (2017). Numerical investigations into the pressure distribution within a ventilated supercavity. Journal of Fluids Engineering, 139 (2), 021302.
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Karn, A., Monson, G., Ellis, C., Hong, J., Arndt, R., & Gulliver, J. (2015). Mass transfer studies across ventilated hydrofoils: A step towards hydroturbine aeration. International Journal of Heat and Mass Transfer, 87, 512-520.
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Karn, A., Ellis, C., Arndt, R.,& Hong, J. (2015). An integrative image measurement technique for dense bubbly flows with a wide size distribution. Chemical Engineering Science, 122, 240-249.
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Karn, A., Rosiejka, B. (2017). Air entertainment characteristics of artificial supercavities for free and constrained closure models. Experimental Thermal and Fluid Science , 81, 364-369.
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Karn, A., Anand, R., Kataria, A., Singh, V. P. (2023), Playing flute without lips? Tones of music lost in time - An investigations of the indigenous Bastar Flute, International Journal of Aeroacoustics, 22, 1-2.
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Sanjeevaih, P. K., Karn, A. (2024), Enhancement of dissolved oxygen level in the reservoir downstream using air injection techniques in hydroturbines, Energy Sources, Part A. 46(1) 9934-9953
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Dhiman, P., Bhat, A., Karn, A. (2025), Multipahse flow simulations to explore novel technique of air injection to mitigate silt erosion in hydro turbines. Journal of Applied Fluid Mechanics 18 (2), 468-484.
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Dhiman P., Singh, V. P., Karn, A. (2024) Experimental Analysis of Air Injection as a Mitigation Technique for Silt Erosion in Hydro Turbines, Renewable energy and sustainable development 10(2), 345-365.
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Uniyal, V., Singh, V. P., Karn, A. (2024). Parametric optimization of Archimedes screw turbine by response surface methodology and artificial neural networks. Renewable Energy and Sustainable Development 10(2), 306-318.
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Uniyal, V., Singh, V. P., Karn, A. (2025). Comparative Life Cycle Assessment of Micro Water Turbines: Evaluating Potential for Remote Power Generation. Sustainable Energy Technologies and Assessments 73, 104107.
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Sanjeevaih, P. K., Karn, A., Donga, R. K. (2025), Leveraging artificial neural networks and response surface methodology to optimize the performance of undershot water wheels for power generation in channels, Int. J. Renewable Energy (Accepted)
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Singh, V. P., Jain, S., Kumar, A., Dwivedi, G.., Karn, A. (2022), Heat transfer and friction factor correlations development for double pass solar air heater artificially roughened with perforated multi-V ribs, Case Studies in Thermal Engineering.
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Gaurav, K., Nagothu, V., Karn, A. (2024), A comparative assessment of various cavitator shapes for high-speed supercavitating torpedoes: Geometry, flow-physics and drag considerations, Journal of Applied Fluid Mechanics 17(9), 2028-2044.
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Singh, V. P., Jain, S., Karn, A., Kumar, A., Dwivedi, G., Meena, C. S., Cozzolino, R. (2022) Mathematical Modelling of thermal, effective and exergetic efficiency evaluation of double pass parallel flow solar air heater, Sustainability 2022, 14(17), 10535.
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Bhat, A., Raghav, G., Karn, A. (2021), Enhancement of Efficiency and Thermal Comfort in a Passenger Car Cabin Using Spanwise Inlet Vents. Engineering Journal, 25(2), 95-108.
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Shao, S., Karn, A., Ahn, B. K., Arndt, R., Hong, J. (2017). A comparative Study of Supercavitation across two closed- wall water tunnel facilities. Experimental Thermal and Fluid Science, 88, 519-529.
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Singh, V. P., Jain, S., Karn, A., Kumar, A., Dwivedi, G., Alam, T. (2023) Experimental assessment of variation in open area ratio on thermohydraulic performance of parallel flow solar air heater. Arabian Journal for Science and Engineering. 48, 11695-11711.
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Karn, A., Arndt, R., & Hong, J. (2016). Gas entrainment behaviors in the formation and collapse of a ventilated supercavity. Experimental Thermal and Fluid Science, 79, 294-300.
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Karn, A., Shao, S., Arndt, R., & Hong, J. (2016). Bubble coalescence and breakup in turbulent bubbly wake of a ventilated hydrofoil. Experimental Thermal and Fluid Science, 70, 397-407.
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Lee, S.J., Kawakami, E., Karn, A. & Arndt, R. (2016). A Comparative study on the behaviors of ventilated supercavities between experimental models with different cavitator configurations. Fluid Dynamics Research, 48, 45506- 45517.
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Karn, A., Kar, A., Anand, R., Kanchi, R., Kataria, A., Singh, V. P (2024). The mustard bullets and the delightful culinary adventure in an Indian kitchen: High-Speed Visualizations, flow physics and mechanisms. Journal of Flow Visualization and Image Processing. 31(2), 77-98.
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Kumar, A., Karn, A. (2020) Implications of the velocity ratio on the behavior of a circular synthetic jet flush mounted on a torpedo model in quiescent and cross-flow conditions. Journal of Applied Fluid Mechanics. 13 (3), 1003-1013.
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Karn, A., Arndt, R., & Hong, J. (2015). Dependence of supercavity closure upon flow unsteadiness. Experimental Thermal and Fluid Science, 68, 493-498.
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Karn, A., Ellis, C., Hong, J.,& Arndt, R. (2015). Investigations into the turbulent bubbly wake of a ventilated hydrofoil: moving toward improved turbine aeration techniques. Experimental Thermal and Fluid Science, 64, 186-195.
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Chintala, V., Vikesh, S., Karn, A. (2020), Efficiency and Effectiveness enhancement of an intercooler of two-stage air compressor by low cost Al2O3/water nanofluids. Heat Transfer. 2020, 1-18.
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Karn, A., De, R., Kumar, A. (2020), Some insights into drop impacts on a hydrophobic surface. Journal of Applied Fluid Mechanics. 13(2), 527-536.
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Karn, A., Deo, Shashank S, Singh, Raman K., Kumar, A.. (2020) A COmfortably Vented, Indigenously Designed (COVID) Fabric Helmet for Curbing Infection Spread in education, healthcare and other community Settings. Health and Population: Perspectives and Issues. 43 (4), 137-152.
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Dwivedi, A., Sawant, G., Karn, A. (2022), Computational solvers for iterative hydraulic loss calculations in pipe systems. Journal of Engineering Education Transformations.
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Venkatramakrishnan, S. R., Pandey, J. K., Mondal, A. K., Karn, A. (2020), Electricity generation from wind turbines at low wind velocities: A review. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 67 (1), 146-169.
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Karn, A., Kumar, N., & Aravindan, S. (2017). Chemical Vapor Deposition Synthesis of Novel Indium Oxide Nanostructures in Strongly Reducing Growth Ambient. Journal of Nanostructres. 7(1), 64-76.
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Singh, V. P, Jain, S., Karn, A., Kumar, A., Dwivedi, G., Meena, C. S., Dutt, N., Ghosh, A. (2022) Recent developments and advancements in solar air heater. A review, Sustainability 2022 14(19) 12149.
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Karn, A., Ellis, C., Milliren, C. Hong, J., Scott, D., Arndt, R., & Gulliver, J. (2015). Bubble size characteristics in ventilated hydrofoils with two aeration configurations. International Journal of Fluid Machinery and Systems 8 (2), 73- 83.
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Kumar, A., Saha, A. K., Panigrahi, P. K., Karn, A. (2019). On the flow physics and vortex behavior of rectangular orifice synthetic jets. Experimental Thermal and Fluid Science, 103, 163-181.
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Karn, A., De, R., Kumar, A. (2019). A Qualitative Inter-relation between Drop Impacts on a Solid Surface and the Interaction of a Droplet Placed Inside a Superheated Pool. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences 60(1), 85-94.
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Karn, A., Chintala, V., Kumar, S. (2019). An investigation into Sky Temperature Estimation, its Variation and Significance in Heat Transfer Calculations of Solar Cookers. Heat Transfer, 48(5), 1830-1856.
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Karn, A., Vyas, A., Upadhyay, A., Dwivedi, A. (2023), Elegant computational frameworks for the analysis of cantilevers and beams. Journal of Engineering Education Transformations, 37(1), 89-97.
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Chintala, V., Sharma, A., Karn, A., Vardhan, H., Pandey, J. K. (2019) Utilization of biomass-derived pyro-oils in compression ignition (CI) engines – Recent developments. Energy Sources, Part A: Recovery, Utilization and Environmental Effects.
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Karn, A., Mahawar, R., Dwivedi, P., Agarwal, R. (2023), An Excel/VBA Teaching Learning Solution of Velocity Triangle Analysis of Hydraulic Turbines. Journal of Engineering Education Transformations. , 37(2), 40-50.
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Karn, A., Verma, M, Singh, R. K., Mittal, G. (2024), The Saga of the Dance School: Digital Story-telling in the Fluids classroom. Journal of Engineering Education Transformations. (Accepted)
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Karn, A., Kumar, M., Singh, V.N., Mehta, B.R., Aravindan, S. & Singh, J.P. (2012). Growth of Indium Oxide and Zinc-doped Indium Oxide Nanostructures. Chemical Vapor Deposition, 18, 295-301.
Publications in process (14)
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Kumar, A., Karn, A., McGregor, C., Singh, V. P. (2024). A critical analysis of paradigm shifts of individual solar cooking to institutional solar cooking technologies
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Donga, R. K., Karn, A. (2024), Improving the thermal performance of parabolic trough solar collectors by incorporating cylindrical attachments within the absorber
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Uniyal, V., Singh, V. P., & Karn, A. (2024). Data-Driven Performance Assessment and Optimization of Archimedes Screw Turbines for Sustainable Remote Power Generation, Environment, Development and Sustainability (Submitted)
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Sanjeevaiah, P. K., & Karn, A. (2024) Effect of number of blades on the performance of the undershot water wheel turbine, Renewable energy and sustainable development.
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Uniyal, V., Singh, V. P., Karn, A. (2024). A Comprehensive Review of Parametric Effects on the Performance of Archimedes Screw Turbine. Energy source part A. (Submitted)
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Sanjeevaiah, P. K., & Karn, A. (2024) Effect of blade geometry on the performance of the undershot water wheel, Energy Sources, Part A: Recovery, Utilization, and Environmental
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Dhiman, P., Singh, V. P., Karn, A. (2024). Experimental wear investigations for exploring the novel approach of silt erosion mitigation using air injection in hydro turbines. Evergreen. (Submitted)
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Gaurav, K., Karn, A. (2024), An exploration into the use of secondary cavitator for supercavity enlargement on a high-speed heavyweight torpedo, Ocean Engineering
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Kumar, R.; Gangrade, R.; Agrawal, S.; Goel, H., Karn, A. (2024), A Sustainable system to integrate mechanical and animal power for the agriculture sector, Evergreen - joint journal of novel carbon resource sciences & green asia strategy
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Pandey, M., Karn, A. (2024), History of Sunspot Observations in the pre-telescopic era: In search of the Indian records, Journal of History of Astronomy.
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Karn, A., Pandey, M. (2024), From Bio-inspiration to Biomimicry: Exploring the Indian roots, History of science in south Asia.
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Uniyal, V., Singh, V. P., Karn, A. (2024). Examining the Potential and Comparative Life Cycle Analysis of Three Micro Water Turbines for Remote Power Generation. Sustainable Energy Technologies and Assessments. (Submitted)
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Sanjeevaiah, P. K., & Karn, A. (2024) Performance enhancement of hydro turbines through air injection: a review. Evergreen - joint journal of novel carbon resource sciences & green asia strategy
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Karn, A., Singh, R. K. (2022) An Assignment-design scheme to inculcate self-reliance and integrity in students for effective teaching and learning in engineering education. Journal of Engineering Education.
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Karn, A., Rosiejka, B., Badoni, P., Singh, R. K. (2022), On the Indian tradition of mathematical names: A scientific analysis. Preprints 2021040076. DOI: 10.20944/preprints202104.0076.v2
Books (2)
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Singh, V. P., Kumar, A., Karn, A., (2024) Solar Thermal Fluids: Thermo-Fluid Dynamics in High-Temperature Applications, CRC Press (In process)
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Karn, A. Biomimetics in Indian Knowledge Systems. (In Process)
Book Chapters (19)
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Karn, A. et al. (2024). High-speed Imaging insights into microwave-induced grape plasma phenomena. Proceedings of the 2nd International Conference on Thermo-fluids and Systems design (ICTFSD-2024), Journal of Physics: Conference Series
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Karn et al. (2024) Statistical forecasting model for solar power generation under different environmental conditions. (Submitted)
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Karn et al. (2024) Understanding forecasting mdoels for renewable energy generation and market operation. (Submitted)
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Kumar, P., Donga, R. K., Karn, A., (2024) Performance evaluation of an undershot waterwheel turbine using CFD, Chapter 39, Lecture Notes in Civil Engineering, Vol. 391, Bri-Mathias Hodge and Sanjeev Kumar Prajapati (Eds): Proceedings from the International Conference on Hydro and Renewable Energy.
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Bhat, A., Dhiman, P., Karn, A., (2024) The efficacy of air injection in mitigating silt erosion on hydro turbine blades: a computational study. Chapter 49, Lecture Notes in Civil Engineering, Vol. 391, Bri-Mathias Hodge and Sanjeev Kumar Prajapati (Eds): Proceedings from the International Conference on Hydro and Renewable Energy.
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Karn, A., Pandey, M., Badoni, P. (2023) IKS through gamification and game design: A Pedagogical approach for integration in modern mathematics education. Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Karn, A., Pandey, M., Badoni, P. (2023) Legacies unnoticed in modern education system: The curious case of the Mathematical Names of Indians and the ways ahead. Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Karn, A. (2023) From Bio-inspiration to Biomimetics in Indian Knowledge Systems: Inspiration for a Sustainable Future. Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Verma, M.., Karn, A. (2023), Thermal Energy Applications in Net Zero Energy Buildings. in Thermal Energy Systems: Design, Computational Techniques and Applications, CRC Press. (Accepted)
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Singh, V. P., Dwivedi, A., Karn, A., Kumar, A. (2022), Nano manufacturing and Design of High-Performance Piezoelectric Nano generator for Energy Harvesting. Nanomanufacturing and Nanomaterials Design, CRC Press. ISBN 9781003220602
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Rajkumar, R., Gaurav, K., Karn, A., Kumar, V., Shukla, H. (2021) Numerical investigation of the effect of liquid temperature on supercavitation. Recent Advances in Mechanical Engineering, Chapter 02. Springer. ISBN 978-981-19-1387-7.
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Dwivedi, A., Sawant, G., Karn, A. (2021) Effective computational tools for teaching and learning of heat transfer through extended surfaces. Recent Advances in Mechanical Engineering, Chapter 13. pp 131-140. Springer. ISBN 978-981-19-1387-7.
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Agarwal, R., Dwivedi, P., Mahawar, R., Karn, A. (2021) Design and Analysis of Longitudinal Butt Joint Using Spreadsheets. Recent Advances in Mechanical Engineering, Chapter 12. pp 119-130. Springer. ISBN 978-981-19-1387-7.
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Karn, A., Thakur, S., Badoni, P. (2021) ANURL: An innovative management scheme for web uniform resource locators. Micro-Electronics and Telecommunication Engineering. Proceedings of 5th ICMETE 2021. Chapter 55. Springer. ISBN 978-981-16-8720-4.
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Dwivedi, A., Chintala, V., Chawdhary, H., Karn, A. (2020), Development of a Selective Catalyst Reduction System with Zeolite for NOx Emissions Reduction in CI Engines. Advances in Sustainable Development, Chapter 19. ISBN 978-981-16-4399-6.
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Sawant, G., Gaurav, K., Mittal, G., Karn, A. (2021), A short review on the development of novel facemasks during COVID-19 pandemic. Advances in Behavioral Based Safety, Chapter 13. ISBN 978-981-16-8269-8.
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Karn, A., Kanchi, R., Deo, S. S. (2021), Design and Development of an automated monitored hand hygiene system to curb infection spread in insitutional settings during COVID-19 pandemic. Advances in Behavioral Based Safety, Chapter 14. ISBN 978-981-16-8269-8.
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Karn, A., Narula, V., Arndt R. & Hong, J. (2016). Insight into Ventilation Demand Estimation for High-speed Supercavitating Underwater Vehicles. Lectures in Mechanical Engineering, Springer.
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Peer-reviewed Conference Papers (15)
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Dhiman, P., Vyas, A., Singh, V. P., Karn, A. (2023), Hydroturbine blade and guide vane erosion due to silt: Investigating size distribution and constituent analysis. Materials today: Proceedings.
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Dwivedi, P., Mahawar, R., Vyas, A., Kumar, A., & Karn, A. (2020). Rewriting The Cavitation Story In Engineering. Available at SSRN 3709675. Proceedings of Advances in Chemical Engineering, Dehradun.
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Singh, D., Vyas, A., Kumar, A., & Karn, A. (2020). A Review On Secondary Fluid Injection In Turbomachines. Available at SSRN 3721584. Proceedings of Advances in Chemical Engineering, Dehradun.
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Mittal, G., Donga, R. K., Kumar, A., Karn, A., (2019). Identification of Silt Erosion Areas on Francis Turbine Guide Vanes Through Numerical Simulation. 46th National Conference on Fluid Mechanics and Fluid Power, PSG Institute of Technology, Coimbatore, India.
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Donga, R. K., Kumar, A., Karn, A., (2019). A numerical study on the bifurcation of rectangular orifice synthetic jets. 46th National Conference on Fluid Mechanics and Fluid Power, PSG Institute of Technology, Coimbatore, India.
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Karn, A., Ragunath, V., De, R., Chintala, R. & Kumar, A. (2018). High Speed imaging reveals a close resemblance between drop impacts on a solid surface and the interaction of a cold droplet placed upon a hot liquid pool. Proceedings of 7th International and 45th National Conference on Fluid Mechanics and Fluid Power.
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Srivastava, A., Mishra, A., De, R., Chintala, V., Kumar., A.,Karn, A., (2018). Spreading and recoil of drops impacting a hydrophobic surface. Proceedings of 7th International and 45th National Conference on Fluid Mechanics and Fluid Power, IIT Bombay, India.
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Chintala, V., Kumar, S., Kumar, P., Kumar, A., Karn, A., (2018). Development of an after-treatment device with low cost catalysts for NOx emission reduction from diesel engines. Proceedings of 7th International and 45th National Conference on Fluid Mechanics and Fluid Power, IIT Bombay, India.
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Karn, A. (2017). Exploring the relationship between natural and artificial modes of supercavitation. Proceedings of 44th National Conference on Fluid Mechanics and Fluid Power.
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Karn, A., Rosiejka, B., Narula, V. & Chaturvedi, A., (2016). Some insights into air entrainment characteristics of artificial supercavities. Proceedings of 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power.
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Karn, A., Huang, R., Shao, S., Arndt, R., & Hong, J. (2016). Probing into physics of ventilation demand for supercavitating underwater vehicles. Proceedings of 31st Symposium on Naval Hydrodynamics, Monterey, CA.
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Ahn, B.K., Jeong, S.W., Kim, J.H., Shao, S., Karn, A., Hong, J., & Arndt, R., (2016). An experimental Investigation of artificial supercavitation. Proceedings of 31st Symposium on Naval Hydrodynamics, Monterey, CA.
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Karn, A., Gulliver, J. S., Monson, G., Ellis, C., Arndt, R., & Hong, J. (2016). Gas transfer in a bubbly wake flow. IOP Conf. Ser.: Earth Environ. Sci. 35 (1), 012020.
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Karn, A., De, R., Arndt, R., & Hong, J. (2015). Closure mechanisms of ventilated supercavities under steady and unsteady flows. Journal of Physics: Conference Series. 656 (1), 012145.
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Ellis, C., Karn, A., Hong, J., Lee, S., Kawakami, E., Scott, D., Gulliver, J. & Arndt, R. (2014). Measurements in the wake of a ventilated hydrofoil: a step towards improved turbine aeration techniques. IOP Conf. Ser.: Earth Environ. Sci. 22, 062009
Patents/Designs/Copyrights & Reports (26)
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Karn, A., Kataria, A., Gupta, M., Basu, S., Anand, R., (2022) Variable Vortex Smoke Ring Dispensing Device. Patent # 550728. Date of Grant - Sep. 23, 2024.
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Karn, A. (2024) 8573/2024-CO/L, Literary Copyright, Copyright Office, Government of India.
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Singh, P., Jain, H., Singh, P., Karn, A., Singh, V. P. (2024) A foldable drone system. Indian Patent, Application # 202411043277 A, (Published) Date of publication - 05/07/2024
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Singh, P., Jain, H., Singh, P., Karn, A., Singh, V. P. (2024) A launching system for foldable drones. Indian Patent, Application # 202411047775 A, (Published) Date of publication - 05/07/2024
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Rawat, Abhijit et al. (2024) Compact and Efficient Portable Air Heater with Integrated Regulator and Rechargeable Battery Power (Patent)Indian
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Karn, A. , Badoni, P. et al. (2024) Copyright Registration Copyright Registration # L-145774/2024, Copyright Office, Government of India.
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Karn, A. , Badoni, P. et al. (2024) Copyright Registration Copyright Registration # 4581/2024-CO/A, Copyright Office, Government of India.
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Uniyal, V., Karn, A., Singh, V.P. (2023) A universal testing setup for Archimedes screw turbine and a system thereof. Indian Patent Application # 202411049384 A, (Published) Date of publication - 05/07/2024
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Kaushik, A., Mishra, A., Gaurav, K., Karn, A., (2023) Maple Seed Inspired Passive Descent Mechanism for Atmospheric Experiments and Disaster Applications.
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Singh, V.P., Rathore, G. S., Karn, A.., (2023) Solar Powered Drying System. Indian Patent, Application # 202411018464 A, (Published) Date of publication - 12/04/2024
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Donga, R. K., Karn, A. (2022) Bladeless kitchen exhaust fan, Design Registration, Design Office, Government of India. Design Registration # 368060-001, Design Office, Government of India. (Published)
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Karn, A., Karn, V., Kumar, A., Deo, Shashank S, A Fabric Helmet based protective gear, Intellectual Property India, Patent Application # 329398-001 (Accepted).
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Ganguly, S., Bhardwaj, D., Karn, A., Chakraborti, T. (2022) Home heating apparatus. Design Registration # 359641-001, Design Office, Government of India. (Published)
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Karn, A. et al. (2022) Meru Prastara: Introduction, rules and gameplay. Copyright Registration # L-113444/2022, Copyright Office, Government of India.
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Kumar, A., Badoni, P., Karn, A. (2022) Arogya: A board game on health and wealth. Copyright Registration # L-113281/2022, Copyright Office, Government of India.
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Karn, A. , Badoni, P. (2022) Mission Setubandha. Copyright Registration # L-112509/2022, Copyright Office, Government of India.
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Karn, A., Kataria, A., Gupta, M., Basu, S., Anand, R., (2022) (Vortex) Toy Gun. Design Registration # 356385-001, Design Office, Government of India.
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Karn, A., Badoni P., Trivedi, T. (2022) A mentoring scheme including personalized notification of course performance to students with enhanced transparency and confidentiality. Copyright Registration # SW-15226/2022., Copyright Office, Government of India.
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Karn, A., Chandok, K., Joshi, M., Trivedi, T. (2021) An assignment design and transmission portal to inculcate integrity and self-reliance. Copyright Registration # SW-15072/2021, Copyright Office, Government of India.
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Thakur, S., Karn, A., Badoni P. (2021), ANURL: An indigenous and innovative URL shortening service. Copyright Registration # SW-14748/2021., Copyright Office, Government of India.
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Karn, A., Badoni, P., Thulkar, A., Verma, P. (2022) Mission Setubandha: The Game board. Copyright Registration # A-141634/2022, Copyright Office, Government of India.
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Karn, A. et al. (2021) Meru Prastara: Game Board. Copyright Registration # 30630/2021-CO/A, Copyright Office, Government of India.
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Karn, A. et al. (2021) Mission Setubandha: The game board-II Copyright Registration # 30664/2021-CO/L, Copyright Office, Government of India.
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Karn, A. (2016). Bubbly Flow Physics for Applications in Aerated Hydroturbines and Underwater Transport. Doctoral Dissertation, University of Minnesota, Minneapolis.
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Gulliver, J. S., Arndt, R.E.A, Sotiropoulos, F., Hazit, M., Karn, A., Milliren, C. (2015). Turbine Aeration Design Software for Mitigating Adverse Environmental Impacts Resulting From Conventional Hydropower Turbines (No. DOE-UMN-0005416). Univ. of Minnesota, Minneapolis, MN (United States).
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Karn, A., Kumar, N. (2011). Fabrication, Characterization and Device Applications of Metal Oxide Nanostructures, UG dissertation, Indian Institute of Technology, Delhi.
Conference presentations (54)
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Srivastava et al. (2024), Control of wing rock oscillations of a delta wing through geometric modification. Symposium on Applied Aerodynamics and design of Aerospace vehicle, Thiruvananthapuram.
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Nasit et al. (2024), Study the Role of Different Precursor on Supercapacitor Performance of g-C3N4 Electrode Energy Storage Applications. ICRAAST 2024, Dehradun.
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Karn, A. (2023), The evolution of the timekeeping traditions in Bharata. Bharatiya Vigyan Sammelan 2023, Ahmedabad, December 21-24, 2023.
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Pandey, M., Karn, A. (2023), Learning observational astronomy through simple pedagogical interventions incorporating traditional Indian astronomical instruments. Proceedings of the IUPAP International Conference on Physics Education, ICPE – 2023, December 12 – 16, 2023
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Dhiman, P., Vyas, A., Singh, V. P., Karn, A. (2023), Hydroturbine blade and guide vane erosion due to silt: Investigating size distribution and constituent analysis. 2nd ICMME-2023, India.
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Pandey, M. Karn, A. (2023) The time-keeping traditions of India, National Youth Conference on Indian Knowledge System, IIT Roorkee.
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Pandey, M. Karn, A. (2023) Names on Numbers: An imprint of the numeration legacies of India, National Conference on Knowledge Cultural Traditions and Practices of India, Gurukul Kangri Vishwavidyalaya, Haridwar, India.
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Karn, A., Anand, R. (2023) Experimental Investigations of the Dynamics of Free Rotation using Smartphones for at-home Science/Engineering labs. 2nd GUS Academic Summit 2023, Dehradun, India.
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Karn, A., Pandey, M., Badoni, P. (2023) From Bio-inspiration to Biomimetics in Indian Knowledge Systems: Inspirations for a Sustainable Future. International Conference on Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Karn, A., Pandey, M., Badoni, P. (2023) IKS through gamification and game design: A Pedagogical approach for integration in modern mathematics education. International Conference on Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Karn, A., Pandey, M., Badoni, P. (2023) Legacies unnoticed in modern education system: The curious case of the Mathematical Names of Indians and the ways ahead. International Conference on Indian Knowledge Systems - Issues, challenges and way forward (Accepted)
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Verma M., Antia V., Karn A. (2023). An investigation on the bio-inspired and biomimetic design principles of the Brhad Vaimanika Shastra. nternational Conference on Indian Knowledge Systems , Varanasi, March
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Karn, A. (2023) The geometrical names of Indians: An imprint of a legacy. International Conference on Indian Knowledge Systems , Varanasi, March
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Pandey M., Karn A. (2023). Understanding of the solar phenomena in the pre-telescopic era: An Indian Perspective. In National Youth Conference on Indian Knowledge Systems, Thiruvananthapuram, Kerala, India.
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Verma M., Antia V., Karn A. (2023). An investigation on the bio-inspired and biomimetic design principles of the Brhad Vaimanika Shastra. In National Youth Conference on Indian Knowledge Systems, Thiruvananthapuram, Kerala, India.
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Kumar, P., Donga, R., Karn, A. (2022) Performance evaluation of an undershot waterwheel turbine using CFD. International Conference on Hydro and Renewable Energy (ICHRE), IIT Roorkee, October 17-18.
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Bhat, A., Dhiman, P., Karn, A., (2023) The efficacy of air injection in mitigating silt erosion on hydro turbine blades: a computational study. International Conference on Hydro and Renewable Energy (ICHRE), IIT Roorkee, October 17-18
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Rajkumar, R., Gaurav, K., Karn, A., Kumar, V., Shukla, H. (2021) Numerical investigation of the effect of liquid temperature on supercavitation. International Conference on Emerging Research in Civil, Aeronautical and Mechanical Engineering (ERCAM 2021), Bangalore, India.
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Dwivedi, A., Sawant, G., Karn, A. (2021) Effective computational tools for teaching and learning of heat transfer through extended surfaces. International Conference on Emerging Research in Civil, Aeronautical and Mechanical Engineering (ERCAM 2021), Bangalore, India.
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Agarwal, R., Dwivedi, P., Mahawar, R., Karn, A. (2021) Design and Analysis of Longitudinal Butt Joints Using an Excel/VBA Computational Tool. International Conference on Emerging Research in Civil, Aeronautical and Mechanical Engineering (ERCAM 2021), Bangalore, India.
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Karn, A., Thakur, S., Badoni, P. (2021) ANURL: An innovative management scheme for web uniform resource locators. 5th International Conference on Micro-electronics and Telecommunication Engineering. (ICMETE 2021), Springer, Ghaziabad, India.
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Mahawar, R., Dwivedi, P., Agrawal, R., Karn, A. (2020) Novel surface aerators for water quality enhancement in hydropower enhancement. Techanical Symposium, Dehradun.
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Dwivedi, A., Chintala, V., Chawdhary, H., Karn, A. (2020) Development of a Selective Catalyst Reduction System with Zeolite for NOx Emissions Reduction in CI Engines. International Conference on Advances in the Field of Health, Safety, Fire, Environment & Allied Sciences (HSFEA 2020), Dehradun
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Karn, A., Kanchi, R., Deo, Shashank S. (2020) Design and Development of an Automated Monitored Hand Hygiene System to Curb Infection Spread in Institutional Settings during COVID-19 Pandemic. International Conference on Advances in the Field of Health, Safety, Fire, Environment & Allied Sciences (HSFEA 2020), Dehradun
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Sawant, G., Gaurav, K., Mittal, G., Karn, A. (2020) A short review on the development of novel face masks during COVID-19 pandemic. International Conference on Advances in the Field of Health, Safety, Fire, Environment & Allied Sciences (HSFEA 2020), Dehradun.
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Acharya, A., Dwivedi, A., Karn, A. (2020). Determination of steady state charge distribution of aerosols passing through bipolar ionizers : A Monte-Carlo Simulation-based study. Advances in Chemical Engineering, Dehradun, India.
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Vyas, A., Singh, D., Karn, A. (2020). Secondary Fluid injection in turbomachines. Advances in Chemical Engineering, Dehradun, India.
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Kar, A., Khan, K., Karn, A. (2020). Visualization of bubble generation upon interaction with ultrasonic horn in liquids at different carbonation levels. Advances in Chemical Engineering, Dehradun, India.
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Mahawar, R., Dwivedi, P., Vyas, A., Kumar, A., Karn, A. (2020). Rewriting the Cavitation story in Engineering. Advances in Chemical Engineering, Dehradun, India.
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Mittal, G., Donga, R. K., Kumar, A., Karn, A., (2019). Identification of Silt Erosion Areas on Francis Turbine Guide Vanes Through Numerical Simulation. 46th National Conference on Fluid Mechanics and Fluid Power, PSG Institute of Technology, Coimbatore, India.
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Donga, R. K., Kumar, A., Karn, A., (2019). A numerical study on the bifurcation of rectangular orifice synthetic jets. 46th National Conference on Fluid Mechanics and Fluid Power, PSG Institute of Technology, Coimbatore, India.
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Srivastava, A., Mishra, A., De, R., Chintala, V., Kumar., A.,Karn, A., (2018). Spreading and Recoil of drops impacting a hydrophobic surface. 7th International and 45th National Conference on Fluid Mechanics and Fluid Power, IIT Bombay, India.
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Chintala, V., Kumar, S., Kumar, P., Kumar, A., Karn, A., (2018). Development of an after-treatment device with low cost catalysts for NOx emission reduction from diesel engines. 7th International and 45th National Conference on Fluid Mechanics and Fluid Power, IIT Bombay, India.
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Karn, A., Ragunath, S., De., R., Chintala, V., Kumar., A., (2018). High speed imaging reveals a close resemblance between drop impacts on a solid surface and the interaction of a cold droplet placed upon a hot liquid pool. 7th International and 45th National Conference on Fluid Mechanics and Fluid Power, IIT Bombay, India.
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Karn, A., (2017). Exploring the relationship between natural and artificial modes of supercavitation. 44th National Conference on Fluid Mechanics and Fluid Power, Amritapuri, Kollam, Kerala, India.
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Karn, A., Narula, V., Arndt R. & Hong, J. (2016). Insight into Ventilation Demand Estimation for High-speed Supercavitating Underwater Vehicles. 3rd International Conference on Applications of Fluid Dynamics, Dhanbad, India.
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Karn, A., Rosiejka, B., Narula, V. & Chaturvedi, A., (2016). Some Insights into Air Entrainment Characteristics of Artificial Supercavities. 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power, Allahabad, India
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Karn, A., Shao, S., Arndt, R. E. A., & Hong, J. (2016). Probing into physics of ventilated demand for supercavitating underwater vehicles. 31st ONR Symposium on Naval Hydrodynamics, Monterey, CA
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Ahn, B.K., Jeong, S.W., Kim, J.H., Shao, S., Karn, A., Hong, J., & Arndt, R., (2016). Experimental Investigation of artificial supercavitation. 31st ONR Symposium on Naval Hydrodynamics, Monterey, CA
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Karn, A., Monson, G. M., Ellis, C., Hong, J., Arndt, R. E. A., & Gulliver, J. (2015). Oxygen transfer across ventilated hydrofoils. The 7th International Symposium on Gas Transfer at Water Surfaces, Seattle.
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Karn, A., Arndt, R. E. A., & Hong, J. (2015). Closure mechanisms of ventilated supercavities under steady and unsteady flow conditions. 9th International Symposium on Cavitation, Switzerland.
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Karn, A., Arndt, R. E. A. & Hong, J. (2015). On the relationship between supercavity closures, air entrainment and internal flows. 68th Annual Meeting of APS-DFD, Boston.
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De, R., Karn, A., Noonan, J., Rosiejka, B., Arndt, R. , & Hong, J. (2015). Characterization of drop impact based on internal flow quantification. 68th Annual Meeting of APS-DFD, Boston.
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Karn, A., Arndt, R. E. A. & Hong, J. (2015), A robust image analysis approach for high void fraction gas-liquid flows, 3rd World Congress on Petrochemistry and Chemical Engineering, Atlanta
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Karn, A., Ellis, C., Arndt, R. E. A., & Hong, J. (2014). Bubble size measurements in a bubbly wake. 67th Annual Meeting of APS-DFD, San Francisco.
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Arndt, R. E. A., Karn, A. & Hong, J. (2014). A unified physical model to explain supercavity closure. 67th Annual Meeting of APS-DFD, San Francisco.
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Ellis C., Karn, A., Hong, J., Lee, S. J., Kawakami, E., Scott, D., Gulliver, J. & Arndt, R. E. A., (2014). Measurements in the wake of a ventilated hydrofoil: A step towards improved turbine aeration techniques. 27th IAHR Symposium Hydraulic Machinery and Systems, Montreal, Canada.
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Kawakami, E., Lee, S. J., Karn, A., Hong, J. & Arndt, R. E. A. (2013). Improved performance with ventilation. 66th Annual Meeting of APS-DFD, Pittsburgh.
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Arndt, R. E. A., Lee, S. J., Kawakami, E., Hong, J. & Karn, A. (2013). Ventilation of a hydrofoil wake. 66th Annual Meeting of APS-DFD, Pittsburgh.
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Scott, D., Sabourin, M., Beaulieu, S., Ellis, C. & Karn, A. (2015). Optimizing dissolved oxygen transfer in auto-venting turbines. HydroVision International 2015, Portland.
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Lee, S. J., Kawakami, E., Karn, A., Arndt, R. E. A. (2014). Experimental investigation on the behaviors of ventilated supercavities. Proceedings of the annual autumn meeting of the SNAK (The Society of Naval Architects of Korea), Changwon, Korea, 2014.
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Zhao, J., Han, H. S., Karn, A., McMurry P. (2015), Development of an ultrafine Condensation Particle Counter (UCPC) for measurements of particles down to 1 nm in diameter, 34th American Association for Aerosol Research Conference, Minneapolis, Minnesota.
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Karn, A., Aravindan, S. & Singh, V. N., (2011). Metallographic analysis of Polyhedral Indium Zinc Oxide Mesocontainers. International Metallographic contest 2011, American Society of Metals, Aug. 7 – 11, 2011, Nashville, TN, USA.
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Karn, A., Aravindan, S., Singh, V. N. & Mehta, B. R., (2011). Synthesis, shape evolution and growth mechanism of Polyhedral Indium Zinc Oxide Mesocontainers. International Metallographic contest 2011, American Society of Metals, Aug. 7 – 11, 2011, Nashville, TN, USA.
Invited Talks (13)
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From Bio-inspiration to Biomimicry : Exploring the Indian roots and Implications for Modern Education. Two-day workshop on “Indian Knowledge System in Context of NEP-2020”. Inter-University Accelerator Centre, New Delhi, 11-12 July 2024.
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भारतीयपरम्परायाः गणितीयनाम्नाम् अन्वेषणम्, Invited lecture delivered at Sanskrit Bharti: July 18, 2023.
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The Indian tradition of computation and algorithms, Prodigy 2023: Sanskriti, UPES ACM-W Student Chapter, Dehradun, 25th April 2023.
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On the Indian tradition of mathematical names: How much can Indian names tell us? Awareness program on Advanced Materials and their Applications, 5th-10th Sep, 2022.
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Research Perspectives on extracting Kinetic Hydro Power, ONGC Energy Center, New Delhi, India; Feb 6, 2019.
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Unravelling the flow physics of transport – The interlink between automotive and other modes, National Faculty Development Programme on “Technological Evolution and Implementation of Modern Tools in Automotive Engineering”, 30th June, 2020.
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Case Studies on Hydropower Research: American and Indian Perspectives, TATA Power Hydros, Khopoli, Maharashtra, India; Jan 2, 2019.
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Multiphase flows in Turbomachinery, Jaipur Institute of Engineering and Technology, Jaipur, Rajasthan, India, April 2018.
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A robust image analysis approach for high void fraction gas-liquid flows, 3rd World Congress on Petrochemistry and Chemical Engineering, Atlanta, USA, Nov. 30 2015.
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Computational simulations in mechanical engineering, Engineering and Technology Department, University of Wisconsin Stout, Menomonie, Wisconsin, USA, March 29 2016.
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Multiphase flows in fluid machinery, Department of Mechanical Engineering, California State University Fullerton, Los Angeles, California, USA, April 5 2016.
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Bubbly flow physics for applications in aerated hydroturbines and underwater transport, Department of Fire Protection Engineering, Worcester Polytechnic Institute, Worcester, Massachusets, USA, April 28 2016.
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Applications of multiphase flows, School of Mechanical, Materials and Energy Engineering, Indian Institute of Technology Ropar, Punjab, India, May 3 2016.