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Integrated First Degree

B.E.(Biotechnology)
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Prof. Sayan Das

hyderabad Mechanical Engineering

Assistant Professor,
Department of Mechanical Engineering

Active particle dynamics, Complex fluids, Double Emulsions, Droplet Buckling, Droplet Microfluidics, Fluid and Thermal Engineering
Birla Institute of Technology & Science,
Pilani Hyderabad Campus
Jawahar Nagar, Kapra Mandal
Dist.-Medchal-500 078
Telangana, India
sayan.das@hyderabad.bits-pilani.ac.in
+91 40 66303795
https://scholar.google.com/citations?user=vusTPNEAAAAJ&hl=en

Publications

  1.  Sayan Das, S. Mandal, S.K. Som, and S. Chakraborty, Migration of a surfactant-laden droplet in non-isothermal Poiseuille flow, Physics of Fluids, 29, 012002 (2017).
  2.  Sayan Das, S. Mandal, S.K. Som, and S. Chakraborty, Effect of interfacial slip on the deformation of a viscoelastic drop in uniaxial extensional flow field, Physics of Fluids, 29, 032105 (2017).
  3.  Sayan Das, S. Mandal, and S. Chakraborty, Cross-stream migration of a surfactant-laden deformable droplet in a Poiseuille flow, Physics of Fluids, 29, 082004 (2017).
  4.  S. Mandal, Sayan Das, and S. Chakraborty, Effect of Marangoni stress on the bulk rheology of a dilute emulsion of surfactant-laden deformable droplets in linear flows, Physical Review Fluids, 2, 113604 (2017).
  5.  Sayan Das, S. Mandal, and S. Chakraborty, Effect of temperature gradient on the cross-stream migration of a surfactant-laden droplet in Poiseuille flow, Journal of Fluid Mechanics, 835, 170-216 (2017).
  6.  Sayan Das, and S. Chakraborty, Influence of complex interfacial rheology on the thermocapillary migration of a surfactant-laden droplet in Poiseuille flow, Physics of Fluids, 30, 022103 (2018).
  7.  Sayan Das, A. Bhattacharya and S. Chakraborty, Influence of interfacial slip on the suspension rheology of a dilute emulsion of surfactant-laden deformable drops in linear flows, Physics of Fluids, 30, 032005 (2018).
  8.  S. Santra, Sayan Das, S.S.Das and S. Chakraborty, Surfactant-induced retardation in lateral migration of droplets in a microfluidic confinement, Microfluidics and Nanofluidics, 22, 88 (2018).
  9.  Sayan Das, S. Mandal, and S. Chakraborty, Effect of transverse temperature gradient on the migration of a deformable droplet in a Poiseuille flow, Journal of Fluid Mechanics, 850, 1142-1171 (2018).
  10.  Sayan Das, and S. Chakraborty, Thermally modulated cross-stream migration of a surfactant-laden deformable drop in a Poiseuille flow, Physical Review Fluids, 3, 103602 (2018).
  11.  D. Panigrahi, Sayan Das and S. Chakraborty, Deformation of a surfactant-laden viscoelastic droplet in a uniaxial extensional flow, Physics of Fluids, 30, 122108 (2018).
  12.  S. Santra, D. Sen, Sayan Das and S. Chakraborty, Electrohydrodynamic interaction between droplet pairs in a confined shear flow, Physics of Fluids, 31, 032005 (2019).
  13.  S. Santra, Sayan Das and S. Chakraborty, Electric field-induced pinch-off of a compound droplet in Poiseuille flow, Physics of Fluids, 31, 062004 (2019).
  14.  S. Santra, Sayan Das and S. Chakraborty, Electrically modulated dynamics of a compound droplet in a confined microfluidic environment, Journal of Fluid Mechanics, 882, A23 1-31 (2020).
  15.  Sayan Das, Z. Jalilvand, M. N. Popescu, W. E. Uspal, S. Dietrich and I. Kretzchmar, Floor- or ceiling-sliding for chemically active, gyrotactic, sedimenting Janus particles, Langmuir, 36, 25, 71337147 (2020).
  16.  S. Santra, Devi Prasad Panigrahi, Sayan Das and S. Chakraborty, Shape evolution of compound droplet in combined presence of electric field and extensional flow, Physical Review Fluids, 5, 063602 (2020).
  17.  Sayan Das, S. Mandal and S. Chakraborty, Interfacial viscosity-dictated morpho-dynamics of a compound drop in linear flows, Physics of Fluids, 32, 062006 (2020).
  18.  L. Niese, L. Wang, Sayan Das and J. Simmchen, Apparent phototaxis enabled by Brownian motion, Soft Matter, 16(47), 10585-10590 (2020).
  19.  Devi Prasad Panigrahi, S. Santra, T.N. Banuprasad, Sayan Das and S. Chakraborty, Interfacial viscosity-induced suppression of lateral migration of a surfactant laden droplet in a nonisothermal Poiseuille flow, Physical Review Fluids, 6, 053603 (2021).
  20. Sayan Das, S. Santra and S. Chakraborty, Thermally driven dynamics of interacting droplet-pairs in micro-confined shear flow: Beyond the realm of droplet coalescence, Physics of Fluids, 35, 042012 (2023)

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