1. LK Malla, P Dhanalakota, H Dileep, PS Mahapatra, A Pattamatta, Surface Wettability Modifications and Applications in Wickless Heat Pipes, Surfaces and Interfaces 45 (2024) 103837. I.F.: 6.2 https://doi.org/10.1016/j.surfin.2023.103837 

2. P Dhanalakota, H Dileep, LK Malla, PS Mahapatra, A Pattamatta, A novel integrated flat thermosyphon heat sink for energy-efficient chip-level thermal management in data centers, Applied Thermal Engineering 236 (2024) 121667. I.F.: 6.465 https://doi.org/10.1016/j.applthermaleng.2023.121667 

3. LK Malla, DT Vempeny, H Dileep, P Dhanalakota, PS Mahapatra, P Srivastava, A Pattamatta, Thermal Performance Comparison of Flat Plate Pulsating Heat Pipes of Different Material Thermal Conductivity using Ethanol-Water Mixtures, Applied Thermal Engineering 236 (2023) 121475. I.F.: 6.465 https://doi.org/10.1016/j.applthermaleng.2023.121475 

4. LK Malla, P Dhanalakota, P.S. Mahapatra, A. Pattamatta, “Thermal and flow characteristics in a flat plate pulsating heat pipe with ethanol-water mixtures: From slug-plug to droplet oscillations” International Journal of Heat and Mass Transfer 194 (2022), 123066. I.F: 5.431 https://doi.org/10.1016/j.ijheatmasstransfer.2022.123066 

5. P Dhanalakota, LK Malla, Hemanth D, PS Mahapatra, A Pattamatta, “Effective thermal management of heat sources in sustainable energy devices using a compact flat thermosyphon” Energy Conversion & Management, 268 (2022), 116041. I.F: 11.533 https://doi.org/10.1016/j.enconman.2022.116041 

6. LK Malla, R Bhardwaj, A Neild, “Colloidal deposit of an evaporating sessile droplet on a non-uniformly heated substrate” Colloids and Surfaces A: Physicochemical and Engineering Aspects, 584 (2020), 124009. I.F: 5.518 https://doi.org/10.1016/j.colsurfa.2019.124009 

7. LK Malla, R Bhardwaj, A Neild, “Analysis of profile and morphology of colloidal deposits obtained from evaporating sessile droplets” Colloids and Surfaces A: Physicochemical and Engineering Aspects, 567 (2019) 150-160. I.F: 5.518 https://doi.org/10.1016/j.colsurfa.2019.01.028 

8. LK Malla, ND Patil, R Bhardwaj, A Neild, “Droplet bouncing and breakup during impact on a microgrooved surface” Langmuir, 33 (38), 9620-9631. I.F: 4.331 https://doi.org/10.1021/acs.langmuir.7b02183 

9. LK Malla, SK Jena, SK Mahapatra, AJ Chamkha, “Mixed convection inside a fluid-porous composite cavity with centrally rotating cylinder” Heat Transfer - Asian Research 47 (4), 684-701. I.F: 2.421 https://doi.org/10.1002/htj.21336 

10. SK Jena, LK Malla, SK Mahapatra, AJ Chamkha, “Transient buoyancy-opposed double diffusive convection of micropolar fluids in a square enclosure” International Journal of Heat and Mass Transfer 81 (2015) 681–694. I.F: 5.431 https://doi.org/10.1016/j.ijheatmasstransfer.2014.10.030 

Conferences:

1. H Dileep, P Dhanalakota, LK Malla, PS Mahapatra, A Pattamatta. “Performance of a flat plate pulsating heat pipe using acetone water mixtures for battery cooling application.” International Heat Transfer Conference 2023, Cape Town, South Africa

2. P Dhanalakota, H Dileep, LK Malla, PS Mahapatra, A Pattamatta. “Thermal performance assessment of a compact flat thermosyphon with wettability modifications.” International Heat Transfer Conference 2023, Cape Town, South Africa

3. LK Malla, P Dhanalakota, PS Mahapatra, A Pattamatta, “ Thermal performance of a closed-loop flat plate pulsating heat pipe filled with water-based binary mixtures” IHMTC2021–196, Proceedings of the 26th National and 4th International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Madras

4. P Dhanalakota, LK Malla, PS Mahapatra, A Pattamatta, “Numerical modeling and experimental validation of the thermal performance of a two-phase flat thermosyphon” IHMTC2021–227, Proceedings of the 26th National and 4th International ISHMT-ASTFE Heat and Mass Transfer Conference, IIT Madras

5. LK Malla, R Bhardwaj, A Neild, “Coffee-ring width modifications due to temperature gradient on substrate” Droplets Conference 2019, Durham University, Durham

6. LK Malla, R Bhardwaj, A Neild, “Effect of temperature gradient on the substrate on the coffee-ring dimensions” 71st Annual Meeting of the American Physical Society’s Division of Fluid Dynamics (DFD), 2018, Atlanta, US

7. LK Malla, R Bhardwaj, “Droplet impact dynamics on hydrophobic microgrooved surfaces” IHMTC2017-12-0616, Proceedings of the 24th National and 2nd International ISHMT-ASTFE Heat and Mass Transfer Conference, BITS Hyderabad

8. LK Malla, R Bhardwaj, “Evaporation dynamics of sessile droplets of water-based graphene nanoplatelets: Effect of Concentration and Substrate Heating.” FMFP2017–112, Proceedings of the 44th National Conference on Fluid Mechanics and Fluid Power, Amrita Vishwa Vidyapeetham, Kerala

Teaching assistant:

• Simple vapor compression system, Refrigeration and Air-conditioning Laboratory, ME441, B. Tech 2nd Yr. students, IIT Bombay.

• High speed visualization of droplet impact and sessile droplet evaporation, Interfacial Flows Laboratory, ME 657, M.Tech students, IIT Bombay.

• Centrifugal pump, Fluid Mechanics Laboratory, B. Tech 1st Yr. students, IIT Bombay.

Research Interests:

•  Thermal Management of devices

•  Multiphase Flows

•  Surface Wettability

•  Interfacial Transport Phenomena 

Awards and Achievements:

• Institute Silver Medalist at 4th Convocation, 2015 of IIT BBS for being the Mechanical branch topper.

• Awarded Travel Grant from Monash University to attend the 71st annual meeting of the APS division of fluid dynamics (18th Nov to 20th Nov 2018) Atlanta, GA, USA. 

• Awarded Travel Grant from IIT Bombay to attend the Droplets 2019 conference (15th Sep to 18th Sep 2019), Durham University, Durham, UK. 

• NCC “B” and “A” certificate holder cadet.

Research Gallery:

Droplet Impact on Microgrooved Surfaces 

Self-assembly of Colloidal Deposit in an Evaporating Droplet 

Contact:

Skype id: laxmankumarmalla

Email id: laxmankumarmalla@gmail.com