Publications

Selected Journal Publications:

1.     Bandopadhyay, A., Dhar, J., & Chakraborty, S. (2013). "Effects of solvent-mediated nonelectrostatic ion-ion interactions on a streaming potential in microchannels and nanochannels". Physical Review E, 88(3), 33014. https://doi.org/10.1103/PhysRevE.88.033014

2.     Dhar, J., Bandopadhyay, A., & Chakraborty, S. (2013). “Electro-osmosis of electrorheological fluids”. Physical Review E, 88(5), 53001. https://doi.org/10.1103/PhysRevE.88.053001

3.     Dhar, J., Ghosh, U., & Chakraborty, S. (2014). “Alterations in streaming potential in presence of time periodic pressure-driven flow of a power law fluid in narrow confinements with nonelectrostatic ion-ion interactions”. Electrophoresis, 35(5), 662–669. https://doi.org/10.1002/elps.201300428

4.     Dhar, J., Bandopadhyay, A., & Chakraborty, S. (2015). “Taylor–Couette flow of electrorheological fluids under electrical double layer phenomenon”. Journal of Non-Newtonian Fluid Mechanics, 223, 165–175. https://doi.org/10.1016/j.jnnfm.2015.07.001

5.     Majumder, S., Dhar, J., & Chakraborty, S. (2015). “Resolving Anomalies in Predicting Electrokinetic Energy Conversion Efficiencies of Nanofluidic Devices”. Scientific Reports, 5, 14725. https://doi.org/10.1038/srep14725

6.     Dhar, J., Ghosh, U., & Chakraborty, S. (2015). “Electro-capillary effects in capillary filling dynamics of electrorheological fluids”. Soft Matter, 11(35), 6957–6967. https://doi.org/10.1039/C5SM01092F

7.     Dhar, J., Jaggi, P., & Chakraborty, S. (2016). “Oscillatory regimes of capillary imbibition of viscoelastic fluids through concentric annulus”. RSC Adv., 6(65), 60117–60125. https://doi.org/10.1039/C6RA05002F

8.     Goswami, P., Dhar, J., Ghosh, U., & Chakraborty, S. (2017). “Solvent-mediated nonelectrostatic ion-ion interactions predicting anomalies in electrophoresis”. Electrophoresis, 38(5), 712–719. https://doi.org/10.1002/elps.201600394

11.   Dhar, J., & Chakraborty, S. (2017) “Spontaneous Electrorheological Effect in Nematic Liquid Crystals under Taylor-Couette Flow Configuration”. Physics of Fluids, 29(9), 092008. http://dx.doi.org/10.1063/1.5003379

13.   Dhar, J. and Chakraborty, S. (2018) "Electrically modulated capillary filling imbibition of nematic liquid crystals" Phys. Rev. E, 97(4), 043107. https://journals.aps.org/pre/abstract/10.1103/PhysRevE.97.043107

14.   Kunti, G., Dhar, J., Bhattacharya, A. and Chakraborty, S. (2018) "Electro-thermally driven transport of a non-conducting fluid in a two-layer system for MEMS and biomedical applications" J. App. Phys, 123(24), 24490. https://doi.org/10.1063/1.5011659

15.   Kunti, G., Dhar, J., Bandyopadhyay, S., Bhattacharya, A. and Chakraborty, S. (2018) "Energy-Efficient Generation of Controlled Vortices on Low-Voltage Digital Microfluidic Platform" App. Phys. Lett, 113(12), 124103. https://doi.org/10.1063/1.5042143 

17. Mukherjee, S., Dhar, J., Dasgupta, S., and Chakraborty, S. (2019) “Patterned surface charges coupled with thermal gradients may create giant augmentations of solute dispersion in electro-osmosis of viscoelastic fluids” Proc. R. Soc. A, 475, 20180522. http://dx.doi.org/10.1098/rspa.2018.0522 

18.   Dhar, J., Mukherjee, S., Raj M, K. and Chakraborty, S. (2019) “Universal oscillatory dynamics in capillary filling” Europhys. Lett, 125 (1) , 14003. https://doi.org/10.1209/0295-5075/125/14003 

22.   Dhar, J., Meunier, P. and Meheust, Y. (June, 2022) “Convective dissolution of carbon dioxide in two- and three-dimensional porous media: The impact of hydrodynamic dispersion” Physics of Fluids 34, 064114; https://doi.org/10.1063/5.0086370

23.   Dhar, J., Thai, A. L. P., Ghoshal, A., Giomi, L. and Sengupta, A. (July, 2022) “Self-regulation of phenotypic noise synchronizes emergent organization and active transport in confluent microbial environments” Nat. Phys. 18, 945–951. https://doi.org/10.1038/s41567-022-01641-9

24.   Mukherjee, S., Dhar, J., DasGupta, S. and Chakraborty, S. (Aug 2022) “Electrokinetically Augmented Load Bearing Capacity of a Deformable Microfluidic Channel” Physics of Fluids, 34, 082019; https://doi.org/10.1063/5.0101298

25.   Dhar, J.*, Sengupta, A, Danza, F., Ghoshal, A., Müller, S. and Kakavand, N. (Nov, 2022)  “Active reconfiguration of cytoplasmic lipid droplets governs migration of nutrient-limited phytoplankton” (*Joint first author), Science Advances, 8 (44). 1-16; https://www.science.org/doi/10.1126/sciadv.abn6005

26. Di Nezio F, Ong ILH, Riedel R, Goshal A, Dhar J, Roman S, et al. (Oct 2024) “Synergistic phenotypic adaptations of motile purple sulphur bacteria Chromatium okenii during lake-to-laboratory domestication" PLoS ONE 19(10); e0310265. https://doi.org/10.1371/journal.pone.0310265 

27. Basu, I., Dhar, J. (Jan 2025) “Enhancement in electroosmotic mixing in obstruction-laden microchannels" Microfluid Nanofluid 29, 13; https://doi.org/10.1007/s10404-025-02786-8 

Patents:

1. Kunti, G., Dhar, J., Bhattacharya, A., Chakraborty, S. (Filed: 05/06/2019, Granted: 26/09/2022) “System For Particle Manipulation And Aggregation”, Patent No.: 407594; Ref. No. 201931022341 (Indian Institute of Technology Kharagpur)