77 citations · 356 across the 20 of their papers we have counts for
21 papers
Rheotaxis of microswimmers in colloid-laden channel flow
Margam Ramprasad, Shubhadeep Mandal, Pallab Sinha Mahapatra
Microswimmers are often found in heterogeneous and crowded environments within narrow conduits under external flow conditions, enabling them to perform interesting translational an…
Vortex Dynamics During Pinch-off of Micro-Droplets
Siddhant Jain, Saini Jatin Rao, Shubhadeep Mandal +2
Micro-droplets are extensively used in chemical, biological, and medical research, primarily for conducting various tests on samples, including living organisms, using a microfluid…
Flow fields around active droplets squeezing through tight confinements
Subhasish Guchhait, Smita Sontakke, Shubhadeep Mandal +1
Biological microswimmers, like euglena, deform their body shape to swim through tight confinements having length scales comparable to the microswimmer length scale. Recently, it wa…
Multiparticle Collision Dynamics for Tensorial Nematodynamics
Shubhadeep Mandal, Marco G. Mazza
Liquid crystals establish a nearly unique combination of thermodynamic, hydrodynamic, and topological behavior. This poses a challenge to their theoretical understanding and modeli…
Electrorheology of a dilute emulsion of surfactant-covered drops
Antarip Poddar, Shubhadeep Mandal, Aditya Bandopadhyay +1
The effects of surfactant coating on a deformable viscous drop under the combined action of a shear flow and a uniform electric field, are investigated by solving the coupled equat…
Electrohydrodynamic settling of drop in uniform electric field at low and moderate Reynolds numbers
Nalinikanta Behera, Shubhadeep Mandal, Suman Chakraborty
Dynamics of a liquid drop falling through a quiescent medium of another liquid is investigated in external uniform electric field. The electrohydrodynamics of a drop is governed by…
Electrohydrodynamic migration of a surfactant-coated deformable drop in Poiseuielle flow
Antarip Poddar, Shubhadeep Mandal, Aditya Bandopadhyay +1
In this study we attempt to explore the consequences of surfactant coating on the electrohydrodynamic manipulation of a drop motion in a plane Poiseuielle flow. In addition we cons…
Electric field-induced droplet deflection in microconfined flow
Somnath Santra, Shubhadeep Mandal, Aditya Bandopadhyay +1
The deflection of liquid droplet driven through a liquid medium under the combined action of transverse electric field and pressure driven flow has been studied in the present anal…
Effect of uniform electric field on the deformation of a 2D liquid droplet in confined simple shear flow
Somnath Santra, Shubhadeep Mandal, Suman Chakraborty
In the present study, we have studied the electro-hydrodynamic of a physical system where a Newtonian dielectric liquid column or droplet suspended in another Newtonian dielectric…
Sedimentation of a surfactant-laden drop under the influence of an electric field
Antarip Poddar, Shubhadeep Mandal, Aditya Bandopadhyay +1
The sedimentation of a surfactant-laden deformable viscous drop acted upon by an electric field is considered theoretically. The convection of surfactants in conjunction with the t…
Complex Fluid-Fluid Interface may Non Trivially Dictate Droplet Deformation in an Incipient Flow
Sayan Das, Shubhadeep Mandal, Suman Chakraborty
The present study theoretically predicts the effect of interfacial viscosity on the deformation of a compound drop as well as on the bulk rheology. The system at hand comprises of…
Effect of Marangoni stress on the bulk rheology of a dilute emulsion of surfactant-laden deformable droplets in linear flows
Shubhadeep Mandal, Sayan Das, Suman Chakraborty
In the present study we analytically investigate the deformation and bulk rheology of a dilute emulsion of surfactant-laden droplets suspended in a linear flow. We use an asymptoti…
Cross-stream migration characteristics of a deformable droplet in a non-isothermal Poiseuille Flow through Microfluidic Channel
Sayan Das, Shubhadeep Mandal, Suman Chakraborty
The migration characteristics of a suspended deformable droplet in a parallel plate microchannel is studied, both analytically and numerically, under the combined influence of a co…
Cross-stream migration of a surfactant-laden deformable droplet in a Poiseuille flow
Sayan Das, Shubhadeep Mandal, Suman Chakraborty
The motion of a viscous deformable droplet suspended in an unbounded Poiseuille flow in the presence of bulk-insoluble surfactants is studied analytically. Assuming the convective…
Transient Electroosmosis of a Maxwell fluid in a Rotating Microchannel
P Kaushik, Shubhadeep Mandal, Suman Chakraborty
The transient electroosmotic flow of Maxwell fluid in a rotating microchannel is investigated both analytically and numerically. We bring out the complex dynamics of the flow durin…
Thermocapillary effect on the cross-stream migration of a surfactant-laden droplet in Poiseuille flow
Sayan Das, Shubhadeep Mandal, S. K. Som +1
The motion of a viscous droplet in unbounded Poiseuille flow under the combined influence of bulk-insoluble surfactant and linearly varying temperature field aligned in the directi…
Migration of a surfactant-laden droplet in non-isothermal Poiseuille flow
Sayan Das, Shubhadeep Mandal, S K Som +1
The motion of a surfactant-laden viscous droplet in the presence of background non-isothermal Poiseuille flow is studied analytically and numerically. Specifically, the effect of i…
Droplet migration characteristics in confined oscillatory microflows
Kaustav Chaudhury, Shubhadeep Mandal, Suman Chakraborty
We analyze the migration characteristics of a droplet in an oscillatory flow field in a parallel plate micro-confinement. Using phase filed formalism, we capture the dynamical evol…
Electrohydrodynamic migration of a spherical drop in a general quadratic flow
Shubhadeep Mandal, Aditya Bandopadhyay, Suman Chakraborty
We investigate the motion of a spherical drop in a general quadratic flow acted upon by an arbitrarily oriented externally applied uniform electric field. The drop and media are co…
Uniform electric field induced lateral migration of a sedimenting drop
Aditya Bandopadhyay, Shubhadeep Mandal, Suman Chakraborty
We investigate the motion of a sedimenting spherical drop in the presence of an applied uniform electric field in an otherwise arbitrary direction in the limit of low surface charg…
The effect of interfacial slip on the motion and deformation of a droplet in an unbounded arbitrary Stokes flow
Shubhadeep Mandal, Aditya Bandopadhyay, Suman Chakraborty
The motion and deformation of a droplet suspended in an unbounded fluid with an arbitrary, but Stokesian, imposed flow is investigated when there is a slip at the interface between…