Publications
Journals
Jasafa Showket, S Majumdar, Nirbhay Kumar, Soumyadip Sett, and PS Mahapatra, “Fog harvesting on micro-structured metal meshes: Effect of surface ageing,” Micro and Nano Engineering, Elsevier, 22, p. 100236, 2024.
Kumar Nishant Ranjan Sinha, Vijay Kumar, Nirbhay Kumar, Atul Thakur, and Rishi Raj, “Dataset for boiling acoustic emissions: A tool for data driven boiling regime prediction,” Data in Brief, Elsevier, 52, p. 109793, 2024.
Avinash Upadhyay, Brijesh Kumar, Nirbhay Kumar, and Rishi Raj, “Simultaneous enhancement of critical heat flux and heat transfer coefficient via in-situ deposition of ionic liquids during pool boiling,” International Journal of Heat and Mass Transfer, Elsevier, 208, p. 124066, 2023.
Kumar Nishant Ranjan Sinha, Vijay Kumar, Nirbhay Kumar, Atul Thakur, and Rishi Raj, “Deep Learning the Sound of Boiling for Advance Prediction of Boiling Crisis,” Cell Reports Physical Science, Cell Press, 2, p. 100382, 2021.
Ashwani Verma, Nirbhay Kumar, and Rishi Raj, “Direct Prediction of Foamability of Aqueous Surfactant Solutions using Property Values,” Journal of Molecular Liquids, Elsevier, 323, p. 114635, 2021.
Nirbhay Kumar, Kumar Nishant Ranjan Sinha, Md. Qaisar Raza, Ashwani Verma, Debabrata Seth, V. S. Jasvanth, and Rishi Raj, “Design, Fabrication, and Performance Evaluation of a Novel Orientation Independent and Wickless Heat Spreader,” International Journal of Heat and Mass Transfer, Elsevier, 153, p. 119572, 2020.
Nirbhay Kumar, Md. Qaisar Raza, Kumar Nishant Ranjan Sinha, Debabrata Seth, and Rishi Raj, “Amphiphilic Additives to Enhance Pool Boiling Heat Transfer in Confined Spaces,” Journal of Enhanced Heat Transfer, Begell House, 27, pp. 545-560, 2020.
Kumar Nishant Ranjan Sinha, Durgesh Ranjan, Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj, “Simultaneous Audio-Visual-Thermal Characterization of Transition Boiling Regime,” Experimental Thermal and Fluid Science, Elsevier, 118, p. 110162, 2020.
Nirbhay Kumar, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj, “Surface-Active Ionic Liquids as Potential Additive for Pool Boiling Based Energy Systems,” Journal of Molecular Liquids, Elsevier, 287, p. 110953, 2019.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj, “Effect of Foamability on Pool Boiling Critical Heat Flux with Nanofluids,” Soft Matter, Royal Society of Chemistry, 15, pp. 5308-5318, 2019.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj, “Experimental Characterization and Modeling of Critical Heat Flux with Subcooled Foaming Solution,” International Journal of Thermal Sciences, Elsevier, 141, pp. 199-210, 2019.
Kumar Nishant Ranjan Sinha, Durgesh Ranjan, Md. Qaisar Raza, Nirbhay Kumar, Swapnil Kaner, Atul Thakur, and Rishi Raj, “In-situ Acoustic Detection of Critical Heat Flux for Controlling Thermal Runaway in Boiling Systems,” International Journal of Heat and Mass Transfer, Elsevier, 138, pp. 135-149, 2019.
Nirbhay Kumar, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj, “Aqueous Ionic Liquid Solutions for Boiling Heat Transfer Enhancement in the Absence of Buoyancy Induced Bubble Departure,” International Journal of Heat and Mass Transfer, Elsevier, 122, pp. 354-363, 2018.
Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj, “Surfactant Aided Bubble Departure during Pool Boiling,” International Journal of Thermal Sciences, Elsevier, 131, pp. 105-113, 2018.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj, “Wettability-Independent Critical Heat Flux during Boiling Crisis in Foaming Solutions,” International Journal of Heat and Mass Transfer, Elsevier, 126 (A), pp. 567-579, 2018.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj, “Surfactants for Bubble Removal against Buoyancy,” Scientific Reports, Nature Research, 6, p. 19113, 2016.
Conferences
Girish Kumar Marri, Nirbhay Kumar, Jasafa Showket, and Soumyadip Sett; THERMORESPONSIVE PHASE VARIANT SLIPPERY LIQUID INFUSED POROUS SURFACES FOR CONTROLLED CONDENSATION HEAT TRANSFER; International Heat Transfer Conference (IHTC), Cape Town, South Africa; August 14-18, 2023.
Avinash Upadhyay, Nirbhay Kumar, Manabendra Pathak, and Rishi Raj; Numerical Simulation of Bubble Behavior during Pool Boiling with Foaming Solutions; 26th National and 4th International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Madras, Tamil Nadu, India (Online); December 17-20, 2021.
Nirbhay Kumar, Kumar Nishant Ranjan Sinha, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj; Aqueous Ionic Liquid Solution based Two-phase Thermal Management for Adverse Gravity Applications; 21st Electronics Packaging Technology Conference (EPTC), IEEE RS/EPS/EDS Singapore Chapter, Singapore; pp. 326-330, December 4-6, 2019.
Nirbhay Kumar, Md. Qaisar Raza, Kumar Nishant Ranjan Sinha, Debabrata Seth, and Rishi Raj; Heat Transfer Enhancement using Surface-Active Additive during Pool Boiling in a Confined Chamber; 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Roorkee, Roorkee, India; December 23-31, 2019.
Kumar Nishant Ranjan Sinha, Durgesh Ranjan, Nirbhay Kumar, and Rishi Raj; Acoustic Detection of Microbubble Emission Boiling (MEB); 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Roorkee, Roorkee, India; December 23-31, 2019.
Durgesh Ranjan, Kumar Nishant Ranjan Sinha, Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Acoustic Feedback Controlled Pool Boiling of Aqueous Surfactant Solutions; 25th National and 3rd International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Roorkee, Roorkee, India; December 23-31, 2019.
Ashwani Verma, Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj; Characterization of Foams for Heat Transfer Applications; CHEMCON: 72nd Annual Session of Indian Institute of Chemical Engineers, IIT Delhi, India; December 16-19, 2019.
Nirbhay Kumar, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj; Bubble Dynamics during Boiling with Foaming Ionic Liquid Solution; CHEMCON: 71st Annual Session of Indian Institute of Chemical Engineers, NIT Jalandhar; December 27-30, 2018.
Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj; Pool boiling critical heat flux enhancement in the absence of buoyancy induced bubble departure; CHFIC: National Conference on Critical Heat Flux and Multi-phase Flow, IIT BHU, India; December 22-23, 2018.
Nirbhay Kumar, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj; Pool Boiling with Aqueous Ionic Liquid Solution; ICBCHT: 10th International Conference on Boiling and Condensation Heat Transfer, Nagasaki, Japan; March 12-15, 2018. (Best Poster Award)
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Critical Heat Flux Enhancement during Subcooled Pool Boiling with Foaming Solution; CHEMCON: 71st Annual Session of Indian Institute of Chemical Engineers, NIT Jalandhar; December 27-30, 2018.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Critical heat flux with foaming solutions: mechanism and modelling; CHFIC: National Conference on Critical Heat Flux and Multi-phase Flow, IIT BHU, India; December 22-23, 2018.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Critical Heat Flux Mechanisms during Pool Boiling with Nanofluids; ICBCHT: 10th International Conference on Boiling and Condensation Heat Transfer, Nagasaki, Japan; March 12-15, 2018.
Nirbhay Kumar, Md. Qaisar Raza, Debabrata Seth, and Rishi Raj; Pool Boiling with Aqueous Ionic Liquid Solutions for Zero Gravity Applications; 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference, BITS Pilani Hyderabad, India; December 27-30, 2017.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Critical Heat Flux Mechanism during Pool Boiling with Surfactants; 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference, BITS Pilani Hyderabad, India; December 27-30, 2017.
Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj; Effect of Orientation on Pool Boiling Heat Transfer with Aqueous Surfactant Solution; 43rd National and 6th International Conference on Fluid Mechanics and Fluid Power, MNNITA, Allahabad, India; December 15-17, 2016.
Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Surfactant Enhanced Pool Boiling Heat Transfer in Confined Spaces; FMFP: 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power, MNNITA, Allahabad, U.P., India; December 15-17, 2016.
Vivekananda Shukla, Md. Qaisar Raza, Nirbhay Kumar, and Rishi Raj; Effect of Sidewall Containment on Pool Boiling with Aqueous Surfactant Solution on an Inverted Heater; FMFP: 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power, MNNITA, Allahabad, U.P., India; December 15-17, 2016.
Nirbhay Kumar, Md. Qaisar Raza, and Rishi Raj; Pool Boiling of Aqueous Surfactant Solutions on Upward and Downward Facing Heaters; CHEMCON: 68th Annual Session of Indian Institute of Chemical Engineers, IIT Guwahati, India; December 27-30, 2015.