Mechanical Engineering

• Associate, Indian Academy of Sciences (IASc)

Journal
• Phenomenology and kinetics of sessile droplet evaporation on convex contours Paul A., Dash R. , Dhar P. By International Journal of Thermal Sciences - (2023)
• Thermo-fluid-dynamics of inverse Leidenfrost levitation of small liquid/solid spheres over liquid pools Shakya G., Das P. , Dhar P. By Physics of Fluids - (2023)
• Triggering of electro-elastic anti-superhydrophobicity during non-Newtonian droplet collision Varaprasad G., Dhar P. , Samanta D. By Proceedings of the Royal Society A - (2023)
• Evaporation kinetics of wettability-moderated capillary bridges and squeezed droplets Paul A., Samanta D. , Dhar P. By Chemical Engineering Sciences - (2023)
• Microfluidic soluto-hydrodynamics using interactive patterned wall-slip and oscillatory thermo-capillarity Agrawal S., Das P. , Dhar P. By Microfluidics and Nanofluidics - (2023)
• Microfluidic transport in ternary liquid layers due to sinusoidal thermocapillary actuation Agrawal S., Das P. , Dhar P. By ASME Journal of Heat and Mass Transfer - (2023)
• Morphed inception of dynamic Leidenfrost regime in colloidal dispersion droplets Varaprasad G., Yadav M. , Dhar P. , Samanta D. By Physics of Fluids - (2023)
• Augmenting the Leidenfrost temperature of droplets via nano-bubble dispersion Varaprasad G., Sharma H. , Nirmalkar N. , Dhar P. , Samanta D. By Langmuir - (2022)
• Interactive evaporation of neighboring pendant and sessile droplet pair Paul A., Dhar P. By ASME Journal of Heat Transfer - (2022)
• Thermo-capillarity in microfluidic binary systems via phase modulated sinusoidal thermal stimuli Agrawal S., Das P. , Dhar P. By Physics of Fluids - (2022)
• Postponement of dynamic Leidenfrost phenomena during droplet impact of surfactant solutions Varaprasad G., Dhar P. , Samanta D. By International Journal of Heat and Mass Transfer - (2022)
• Hydrodynamics of electro-capillarity propelled non-Newtonian droplets through micro-confinements Dhar P., Paul A. By European Physical Journal - E - (2022)
• Regulating complex fluid sessile droplet evaporation kinetics by suppression of internal electro-convection Kaushal A., Mehandia V. , Dhar P. By Colloids and Surfaces A - (2022)
• Impact of magnetic field on the thermal properties of chemically synthesized Sm-Co nanoparticles based silicone oil nanofluid Oraon A., Das B. , Micheal M. , Adhikary T. , Dhar P. , Aich S. , Ghosh S. By Journal of Thermal Analysis and Calorimetry - (2022)
• Menisci evaporation of electrokinetic liquid-film flows within inclined micro-confinements Dhar P., Jana R. By Physics of Fluids - (2022)
• Vertical magnetic field aided droplet-impact-magnetohydrodynamics of ferrofluids Sahoo N., Dhar P. , Samanta D. By Colloids and Surfaces A - (2022)
• Micro-imbibition electro-magneto-hydrodynamics of viscoelastic fluids with interactive streaming potential Roy A., Dhar P. By Journal of non-Newtonian Fluid Mechanics - (2022)
• Competing thermal and solutal advection decelerates droplet evaporation on heated surfaces Kaushal A., Mehandia V. , Dhar P. By European Journal of Mechanics B Fluids - (2022)
• Influence of competitive electro- and ferro-hydrodynamics on droplet vaporization phenomenology Dhar P., Jaiswal V. , Chate H. , Maganti L. By Microfluidics and Nanofluidics - (2022)
• Electro-viscoelasticity of agarose based electrorheological fluids Dhar P., Saini V. , Chattopadhyay A. , Samanta D. By Physics of Fluids 33 - (2021)
• Collisional ferrohydrodynamics of magnetic fluid droplets on superhydrophobic surfaces Sahoo N., Khurana G. , Samanta D. , Dhar P. By Physics of Fluids 33 - (2021)
• Droplet collision and jet evolution hydrodynamics in wetting modulated valley configurations Agrawal S., Khurana G. , Dhar P. By Physics of Fluids - (2021)
• Substrate concavity influenced evaporation mechanisms of sessile droplets Paul A., Khurana G. , Dhar P. By Physics of Fluids - (2021)
• Evaporation kinetics of sessile droplets morphed by substrate curvature Paul A., Dhar P. By Physics of Fluids - (2021)
• Magneto-elastic effect in non Newtonian ferrofluid droplets impacting on superhydrophobic surfaces Varaprasad G., Samanta D. , Dhar P. By Langmuir - (2021)
• Ferrohydrodynamics governed evaporation phenomenology of sessile droplets Kaushal A., Mehandia V. , Dhar P. By Physics of Fluids - (2021)
• Elasto-hydrodynamics of non-Newtonian droplet collision with convex substrates Mishra S., Samanta D. , Dhar P. By Physics of Fluids - (2021)
• Electrohydrodynamics of dielectric droplet collision with different wettability surfaces Sahoo N., Samanta D. , Dhar P. By Physics of Fluids - (2021)
• Thermal response of dielectric nanoparticle infused tissue phantoms during microwave assisted hyperthermia Kumar D., Dhar P. , Paul A. By ASME Journal of Thermal Science and Engineering Applications - (2021)
• Soluto-thermal-hydrodynamics influenced evaporation of saline sessile droplets Kaushal A., Jaiswal V. , Mehandia V. , Dhar P. By European Journal of Mechanics B Fluids 83 - (2020)
• Advection kinetics induced self assembly of colloidal nanoflakes into microscale floral structures Dhar P. By Fluid Dynamics Research - (2020)
• Competitive electrohydrodynamic and electro-solutal advection arrests evaporation kinetics of droplets Jaiswal V., Singh S. , Harikrishnan A. , Dhar P. By Langmuir 36 - (2020)
• Ferro-advection aided evaporation kinetics of ferrofluid droplets in magnetic field ambience Chattopadhyay A., Dwivedi R. , Harikrishnan A. , Dhar P. By Physics of Fluids 32 - (2020)
• Surface declination governed asymmetric sessile droplet evaporation Dhar P., Dwivedi R. , Harikrishnan A. By Physics of Fluids - (2020)
• Magneto-fibrillation augments the breakdown strength of ferrofluid dielectrics Dhar P. By Journal of Applied Physics 127 - (2020)
• Post impact droplet hydrodynamics on inclined planes of variant wettabilities Sahoo N., Khurana G. , Harikrishnan A. , Samanta D. , Dhar P. By European Journal of Mechanics B Fluids 79 - (2020)
• Flow boiling heat transfer characteristics in mini tubes with and without hydrophobic coating Aravinthan M., Sarkar S. , Dhar P. , Das S. , Balakrishnan A. By Heat Transfer Engineering 41(3) - (2020)
• Delayed Leidenfrost phenomenon during impact of elastic fluid droplets Dhar P., Mishra S. , Gairola A. , Samanta D. By Proceedings of the Royal Society A - (2020)
• Hydrodynamic collision phenomenology of droplets on wetting and non-wetting spheres Khurana G., Sahoo N. , Dhar P. By Physics of Fluids - (2019)
• Superhydrophobic surface curvature dependence of internal advection dynamics within sessile droplets Dhar P., Khurana G. , Harikrishan A. , Jaiswal V. By Langmuir - (2019)
• Post-collision hydrodynamics of droplets on cylindrical bodies of variant convexity and wettability Khurana G., Sahoo N. , Dhar P. By Physics of Fluids - (2019)
• Onset of rebound suppression in non-Newtonian drops post-impact on superhydrophobic surfaces Dhar P., Mishra S. , Samanta D. By Physical Review Fluids - (2019)
• Dielectric characteristics and relaxation behavior of colloidal nanocarbon (Graphene and CNTs) complex fluids Chattopadhyay A., Dhar P. By Journal of Applied Physics - (2019)
• Elemental substitution tuned magneto-elastoviscous behavior of nanoscale ferrite XFe2O4 (X = Mn, Fe, Co, Ni) based complex fluids Chattopadhyay A., Samanta S. , Srivastava R. , Dhar P. By Journal of Magnetism and Magnetic Materials - (2019)
• Enhanced cluster order disorder transition induced dilatancy in silane functionalized nano-silica colloids Katiyar A., Nandi T. , Katiyar P. , Prasad N. , Dhar P. By Soft Matter - (2019)
• Interplay of electro-thermo-solutal advection and internal electrohydrodynamics governed enhanced evaporation of droplets Jaiswal V., Dhar P. By Proceedings of the Royal Society A - (2019)
• Enhancing thermal conduction caliber of dielectric nanocolloids employing induced electrophoresis Dhar P., Rajput C. , Maganti L. , Harikrishnan A. By Experimental Thermal and Fluid Science - (2019)
• Thermofluidic transport in droplets under electromagnetic stimulus a comprehensive review Dhar P. By Journal of the Indian Institute of Science - (2019)
• Streamer growth arrest induced amplified AC breakdown strength of graphene and CNT colloids Dhar P., Chattopadhyay A. , Harikrishnan A. , Maganti L. By European Physical Journal Applied Physics - (2019)
• Ionic solubility and solutal advection governed augmented evaporation kinetics of salt solution pendent droplets Jaiswal V., Harikrishnan A. , Khurana G. , Dhar P. By Physics of Fluids - (2018)
• Correlating Contact Line Capillarity and Dynamic Contact Angle Hysteresis in Surfactant-Nanoparticle based Complex Fluids Harikrishnan A., Dhar P. , Agnihotri P. , Gedupudi S. , Das S. By Physics of Fluids - (2018)
• Augmenting static and dynamic mechanical strength of soft CNT/epoxy nanocomposites via modulation of purification and functionalization routes Biling B., Dhar P. , Singh N. , Agnihotri P. By Soft Matter - (2018)
• Non Fourier thermal transport induced structural hierarchy and damage to collagen phantoms subjected to laser irradiation Sahoo N., Narasimhan A. , Dhar P. , Das S. By International Journal of Hyperthermia - (2018)
• Magnetohydrodynamics and magnetosolutal effect governed evaporation dynamics in paramagnetic salt solution pendent droplets under field stimuli Jaiswal V., Dwivedi R. , Harikirshnan A. , Dhar P. By Physical Review E - (2018)
• Optical thermogeneration induced enhanced evaporation kinetics in pendent nanofluid droplets Harikrishnan A., Dhar P. By International Journal of Heat and Mass Transfer - (2018)
• Electro-elastoviscous response of functionalized nanoporous zeolite based colloidal dispersions Chattopadhyay A., Rani P. , Srivastava R. , Dhar P. By Journal of Colloids and Interface Science - (2018)
• Electrohydrodynamic fibrillation governed enhanced thermal transport in dielectric colloids under field stimulus Dhar P., Harikrishnan A. , Maganti L. By Soft Matter - (2018)
• Deterministic role of amplitude, frequency and concentration regimes on the complex dielectric response of colloidal complex fluids Chattopadhyay A., Dhar P. By Colloids and Surfaces A - (2018)
• Electromagnetic field orientation and characteristics governed hydrodynamics within pendent droplets Dhar P., Harikrishnan A. , Jaiswal V. By Physical Review E - (2018)
• Mitigating Non Uniform Heat Generation Induced Hot Spot(s) in Multicore Processors Using Nanofluids in Parallel Microchannels Maganti L., Dhar P. , Sundararajan T. , Das S. By International Journal of Thermal Sciences - (2018)
• Oscillatory soluto-thermal convection-driven evaporation kinetics in colloidal nanoparticle-surfactant complex fluid pendant droplets Harikrishnan A., Dhar P. , Gedupudi S. , Das S. By Physical Review Fluids - (2018)
• Governing Influence of Thermodynamic and Chemical Equilibria on the Interfacial Properties in Complex Fluids Harikrishnan A., Dhar P. , Gedupudi S. , Das S. By Journal of Physical Chemistry B - (2018)
• Anomalous room temperature magnetorheological behavior of graphene nanogels Dhar P., Katiyar A. , Pattamatta A. , Das S. By Colloids and Surfaces A - (2017)
• Consequences of flow configuration and nanofluid transport on entropy generation in parallel microchannel cooling systems Maganti L., Dhar P. By International Journal of Heat and Mass Transfer - (2017)
• Wettability of complex fluids and surfactant capped nanoparticle induced quasi-universal wetting behaviour Harikrishnan A., Dhar P. , Agnihotri P. , Gedupudi S. , Das S. By Journal of Physical Chemistry B - (2017)
• Effects of interplay of nanoparticles, surfactants and base fluid on the surface tension of nanocolloids Harikrishnan A., Dhar P. , Agnihotri P. , Gedupudi S. , Das S. By European Physical Journal E - (2017)
• Large electrorheological response of graphene nano gels Dhar P., Katiyar A. , Pattamatta A. , Das S. By Nanotechnology - (2017)
• A Cascaded Collision Lattice Boltzmann Model (CLBM) for simulating fluid and heat transport in porous media Shah N., Dhar P. , Kumar S. , Geier M. , Pattamatta A. By Numerical Heat Transfer B - (2017)
• Heat spreader with parallel microchannel configurations for near-active cooling of MEMS Maganti L., Dhar P. , Sundararajan T. , Das S. By International Journal of Heat and Mass Transfer - (2017)
• Magnetoviscoelastic characteristics of superparamagnetic oxides (Fe, Ni) based ferrofluids Katiyar A., Dhar P. , Nandi T. , Das S. By Journal of Magnetism and Magnetic Materials - (2017)
• Role and significance of wetting pressures during droplet impact on structured superhydrophobic surfaces Murugadoss K., Dhar P. , Das S. By European Physical Journal E - (2017)
• Role of fibrillation on the magnetorheological and viscoelastic effects in Fe, Ni and Co nanocolloids Katiyar A., Dhar P. , Nandi T. , Das S. By IEEE Transactions on Magnetics - (2017)
• Particle and Surfactant Modulated Polar and Dispersive Components of Interfacial Energies in Nanocolloids Harikrishnan A., Dhar P. , Gedupudi S. , Das S. By Journal of Applied Physics - (2017)
• Selecting optimal parallel microchannel configuration(s) for active hot spot mitigation of realistic multicore microprocessors Maganti L., Dhar P. , Sundararajan T. , Das S. By ASME Journal of Heat Transfer - (2017)
• Predicting thermal history a-priori for magnetic nanoparticle hyperthermia of internal carcinoma, Dhar P., Maganti L. By Journal of Applied Physics - (2017)
• Influence of temperature, concentration and proton content on the effective pH of nanofluids Katiyar A., Dhar P. , Harikrishnan A. By Colloid and Polymer Science - (2017)
• Effect of Interaction of Nanoparticles and Surfactants on the Spreading Dynamics of Sessile Droplets Harikrishnan A., Dhar P. , Agnihotri P. , Gedupudi S. , Das S. By Langmuir - (2017)
• Interplay of chemical and thermal gradient on bacterial migration in a diffusive microfluidic device Murugesan N., Dhar P. , Panda T. , Das S. By Biomicrofluidics - (2017)
• Enhanced dielectric breakdown performance of anatase and rutile titania based nano-oils Katiyar A., Dhar P. , Maganti L. , Nandi T. , Das S. By IEEE Transactions on Dielectrics and Electrical Insulation - (2016)
• Enhanced heat conduction characteristics of Fe, Ni and Co nanofluids influenced by magnetic field Katiyar A., Dhar P. , Nandi T. , Das S. By Experimental Thermal and Fluid Sciences - (2016)
• Smart viscoelastic and self-healing characteristics of graphene nano-gels Dhar P., Katiyar A. , Maganti L. By Journal of Applied Physics - (2016)
• Predicting sub surface thermal history in translucent tissue phantoms during plasmonic photo thermotherapy Dhar P., Paul A. , Narasimhan A. , Das S. By Journal of Thermal Biology - (2016)
• Superior dielectric breakdown strength of graphene and carbon nanotube infused nano oils Dhar P., Katiyar A. , Maganti L. , Pattamatta A. , Das S. By IEEE Transactions on Dielectrics and Electrical Insulation - (2016)
• Magnetic field induced enhanced thermal conduction in magneto-nanocolloids Katiyar A., Dhar P. , Nandi T. , Das S. By Journal of Magnetism and Magnetic Materials - (2016)
• Coalescence dynamics of PEDOT: PSS droplets impacting at offset on substrates for inkjet printing Sarojini K., Dhar P. , Varughese S. , Das S. By Langmuir - (2016)
• Effects of nanostructure permittivity and dimensions on the increased dielectric strength of nano insulating liquids Katiyar A., Dhar P. , Nandi T. , Das S. By Colloids and Surfaces A - (2016)
• Particle fluid interactivity governed buoyancy driven thermal transport in nanosuspensions: A multi component lattice Boltzmann approach Savithiri S., Dhar P. , Pattamatta A. , Das S. By Numerical Heat Transfer A - (2016)
• Concentration and thermo-hydraulic maldistribution of nanofluids in parallel microchannel systems Maganti L., Dhar P. , Sundararajan T. , Das S. By Microfluidics and Nanofluidics - (2016)
• Thermally smart characteristics of nanofluids in parallel microchannel systems to mitigate hot spots in MEMS Maganti L., Dhar P. , Sundararajan T. , Das S. By IEEE Transactions on Components, Packaging and Manufacturing Technology - (2016)
• Anomalously Augmented Charge Transport Capabilities of Collagen Intercalated Graphene Based Bio-nanocolloids Dhar P., Mukherjee S. , Nair S. , Das S. By Langmuir - (2015)
• Bridging thermal and electrical transport in dielectric nanocolloids Dhar P., Pattamatta A. , Das S. By IEEE Transactions on Nanotechnology - (2015)
• Near-field magnetostatics and Neel Brownian interactions mediated magnetorheological characteristics of highly stable nano ferrocolloids Katiyar A., Dhar P. , Das S. , Nandi T. By Soft Matter - (2015)
• Colloidal graphite/graphene nanostructures using collagen showing enhanced thermal conductivity Mukhopadhyay S., Dhar P. , Das S. , Ganguly R. , Webster T. , Nair S. By International Journal of Nanomedicine - (2014)
• Tri-modal charge transport in polar liquid-based dilute nanoparticulate colloidal dispersions Dhar P., Pattamatta A. , Das S. By Journal of Nanoparticle Research - (2014)
• Percolation network dynamicity and sheet dynamics governed viscous behavior of polydispersed graphene nanosheet suspension Dhar P., Ansari H. , Siva V. , Sengupta S. , Pradeep T. , Pattamatta A. , Das S. By Journal of Nanoparticle Research - (2013)
• The Role of Percolation and Sheet Dynamics during Heat Conduction in Polydispersed Graphene Nanofluids Dhar P., Sengupta S. , Chakraborty S. , Pattamatta A. , Das S. By Applied Physics Letters - (2013)

Principal Investigator

• Transient Pattern Evolution, Crystal Growth, and Deposition Kinetics from Drying Complex Fluid Microdroplets under Non-Tactile Fields