Research Areas & highlights
Research Areas
Droplet Impact and Evaporation Dynamics
Bioinspired Textured surfaces – Hydrophobicity and Superhydrophobicity
Colloidal Particles Deposit Patterns / Particle self-assembly
Microfluidics Processes : Drug delivery
Multiphase Flows and heat transfer: Electronics cooling
Computational Fluid Dynamics
Thermo-Hydraulics for Nuclear Reactor
RESEARCH GRANTS
Droplet Impact Dynamics on Substrates with Spatial Wettability Gradient: Experimental and Numerical Study, Funding agency- SPARC scheme, MoE, Govt. of India. (Amount: INR 74.43645 Lakhs, Project start date- 28 July 2023, Duration- 2 years).
Indian PI : Dr. Nagesh Devidas Patil (Indian Institute of Technology Bhilai)
Indian Co-PI : Prof. Atul Sharma (Indian Institute of Technology Bombay)
International PI : Dr. Prashant R. Waghmare (University of Alberta, Canada)
International Co-PI : Prof. Marc Secanell (University of Alberta, Canada)
Flow Dynamics and Size-based Particle Sorting in an Evaporating Sessile Droplet Containing Bi- and Tri-dispersed Colloidal Particles, Funding agency – Strat-up research Grant Scheme SRG/2020/001947 , SERB, DST, Govt of India. (Amount: INR 32.94550 Lakhs, 30 Dec 2020- 29 Dec 2022, Duration- 2 years, Completed).
A matching research grant from IIT Bhilai for item no 1 project “Flow Dynamics and Size-based Particle Sorting in an Evaporating Sessile Droplet Containing Bi- and Tri-dispersed Colloidal Particles”. (Amount: INR 19.20 Lakhs, Project start date- 20 Mar 2021-29 Dec 2022, Completed).
The evaporation of droplets containing monodispersed colloidal particles on nonheated and heated hydrophobic/superhydrophobic substrates, Funding agency – IIT Bhilai Research Initiation Grant (RIG) Scheme. (Amount: INR 11.227 Lakhs, Project start date- 1 June 2021, Duration- 3 years).
Laser materials processing and micromachining for diversified industrial applications (FIST-Project Level 1), Funding agency – FIST-scheme, DST, Govt of India. (Amount: INR 1.15 crores, 11 Mar 2021, Duration – 5 years). Team members of the project implementation group – (Kaushik Bandyopadhyay, Nagesh D. Patil, Soumya Gangopadhyay, Vijay S Duryodhan, Rahul Jain).
Effect of Thermal Conductivity of Heated Substrates on Evaporation Dynamics and Particle Deposition Patterns for a Sessile Droplet Containing Colloidal Particles, Funding Agency – Accelerate Vigyan- VRITIKA scheme, SERB, DST, Govt of India. (Amount: INR 90,000/-, Start date- 10 Feb 2022).
COMPUTER AND EXPERIMENTAL SKILLS
Programming Languages: MATLAB 2018, C, C++
Analysis Packages: MATLAB 2018, FLUENT6.2.16
Graphical Softwares: Tecplot 360, MATLAB 2018
Experimental Instruments: Hands-on experience of various high speed cameras, Infrared Thermography, Photo-Lithography, Confocal and Optical Microscopy, Optical Coherence Tomography (OCT), Particle Image Velocimetry (PIV), Data acquisition systems for pressure and temperature measurements, Flow measurements, SEM Imaging, 3-D profilometry, Image processing, etc.
Research Highlights
Pinning and Depinning Dynamics of an Evaporating Sessile Droplet Containing Mono- and Bidispersed Colloidal Particles on a Nonheated/Heated Hydrophobic Substrate
Gupta, S., Thombare, M. R., and Patil, N. D. (2023). Langmuir. https://pubs.acs.org/doi/10.1021/acs.langmuir.2c03270
Self-sorting of bidispersed colloidal particles near contact line of an evaporating sessile droplet
Ref: Langmuir, 2018, 34 (40), pp 12058–12070 (Featured as Langmuir Cover Page article)
Existence of critical pitch as well as impact velocity for droplet bouncing and non-bouncing
Ref: Exp. Thermal and Fluid Sci. 2016, 74, pp. 195-206.
Effects of substrate heating and wettability on particle deposition patterns for an evaporating sessile water droplet containing colloidal particles
Ref: Langmuir, 2016, 32 (45), pp. 11958–11972
On dual-grid level-set method for contact line modeling during impact of a droplet on hydrophobic and superhydrophobic surfaces
Ref: Int. J. of Multiphase Flow, 2016, 81, pp. 54-66.
All heated rods got cooled irrespective of its location in 54-rod bundle
(An experimental assessment of cooling of a 54-rod bundle by in-bundle injection)
Ref: Nuclear Engg. and Design, 2012, 250, pp. 500-511.
Typical two-phase flow regimes in steam drum-riser-downcomer assembly
(Hydrodynamics of a natural circulation loop in a scaled-down steam drum-riser-downcomer assembly)
Ref: Nuclear Engg. and Design, 2013, 265, pp. 411-423.
Google scholar profile:
http://scholar.google.co.in/citations?user=1oGp7U4AAAAJ&hl=en