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CoMPhy Lab · People

The people in the room

Present team

· 5 members
Portrait of Dr. Vatsal Sanjay

Dr. Vatsal Sanjay

Principal investigator · Assistant Professor · Durham University

DNS of non-Newtonian free-surface flows; PI since 2025. Previously Phys. Fluids, Univ. Twente (2018–25) and IIT Roorkee.

Portrait of Ayush Dixit M.Sc.

Ayush Dixit M.Sc.

Ph.D. student · Univ. Twente

Viscoelastic flows, bursting bubbles, and respiratory drops. Co-advised with Detlef Lohse.

Portrait of Aman Bhargava M.Sc.

Aman Bhargava M.Sc.

Ph.D. student · Univ. Twente

Inertial contact lines and drop retraction on complex surfaces. Co-advised with Detlef Lohse.

Portrait of Jnandeep Talukdar M.Sc.

Jnandeep Talukdar M.Sc.

Ph.D. student · Univ. Twente

Surfactant dynamics, dissipative anomaly, soft wetting. KHMW Young Talent Award 2025.

Portrait of Saumili Jana M.Sc.

Saumili Jana M.Sc.

Ph.D. student · Univ. Twente

Soft impact — liquid drops and elastic beads. First author on the March 2026 Soft Matter cover article.

Collaborators

DL

Prof. Detlef Lohse

Physics of Fluids · Univ. Twente

Long-running collaboration on drop impact, viscoelastic flows, dissipative anomaly, and electrolysis — co-author on 10+ papers.

JS

Prof. Jacco Snoeijer

Physics of Fluids · Univ. Twente

Elastic sheets, viscoelasticity vs. elasticity, surfactant dynamics, spinning pizza.

DK

Prof. Dominik Krug

RWTH Aachen University

Electrolysis, bubble coalescence, swimming bubbles. Joint Nat. Commun. paper (2025) on H₂-bubble electrolyte spraying.

MJ

Dr. Maziyar (Mazi) Jalaal

Fluid Lab · Univ. Amsterdam

Plastocapillarity and viscoplastic flows. Co-author on the viscoplastic bubble-bursting and EVP-medium papers.

JK

Dr. John Kolinski

EPFL · Engineering Mechanics

Experimental validation of impact regimes; soft impact of elastic beads. Hosts regular Lausanne visits.

SZ

Prof. Stéphane Zaleski

Sorbonne · d'Alembert

Holey sheets and numerical methods for non-Newtonian fluids in Basilisk. Co-supervises Ayush Dixit.

GM

Prof. Gareth McKinley

MIT · NNF Group

Die-swelling and viscoelastic flows; long-running collaboration on non-Newtonian rheology.

DV

Dr. Doris Vollmer

MPI-P · Mainz

Contact line, drop impact, superhydrophobic surfaces — the experimental counterpart to our DNS of receding contact angles.

US

Dr. Uddalok (Udo) Sen

PhySM · Wageningen Univ. & Research

Drop impact and sheet retraction experiments.

AA

Adj. Prof. Alvaro Marin

Physics of Fluids · Univ. Twente

Colloidal systems, evaporation, and shell formation inside evaporating droplets.

CD

Dr. Christian Diddens

Physics of Fluids · Univ. Twente

Surfactant dynamics in free-surface flows, dissipative anomaly, sliding drops. Developer of pyoomph.

CR

Dr. C. Ricardo Constante-Amores

Univ. Illinois Urbana-Champaign

Non-Newtonian flows, bubble bursting, Herschel–Bulkley fluids, elastic coating.

RC

Dr. Radu Cimpeanu

Univ. Warwick

Open-source code development and non-coalescence impacts.

JF

Dr. Jie Feng

Univ. Illinois Urbana-Champaign

Elastic coating and bursting-bubble experiments.

OM

Prof. Omar Matar

Imperial College London

Surfactant dynamics and viscoelastic drop impact.

RD

Dr. Ratul Dasgupta

IIT Bombay

Waves and dissipative anomaly in two-phase flow.

EL

Prof. Eric Lauga

DAMTP · Univ. Cambridge

Mycofluidic transport — fluid dynamics inside fungal networks.

SD

Dr. Saikat Datta

Swansea University

Multiscale simulation, ice nucleation and removal, hydrogen storage.

PC

Dr. Pierre Chantelot

Institut Langevin, ESPCI Paris

Drop-impact experiments; co-author on the bouncing-drop and viscous-film impact papers.

AB

Dr. Aleksandr Bashkatov

RWTH Aachen University

Electrolysis, bubble coalescence, swimming bubbles — co-author on the Nat. Commun. H₂-bubble spraying paper.

VB

Dr. Vincent Bertin

Univ. Aix-Marseille

Elastic sheets and spinning-pizza dynamics.

AO

Dr. Alexandros Oratis

TU Delft

Electrolysis, bubble coalescence, swimming bubbles. Recent co-author on the Worthington-jet viscoelasticity paper.

AB

Arivazhagan (Ari) Balasubramanian M.Sc.

KTH Sweden · Ph.D. student

Elastoviscoplastic flows and bursting bubbles. First author of the JFM 2024 bursting-bubble cover article.

KZ

Dr. Konstantinos (Costis) Zinelis

MIT · QI Group

Viscoelastic flows and drop impact; co-author on the Worthington-jet JFM paper.

KV

Prof. Kislon Voïtchovsky

Durham University · Physics

Interfacial soft matter and wafer bonding — local Durham collaboration on solid–liquid interfaces.

EB

Prof. Elizabeth (Beth) Bromley

Durham University · Physics

Where Langmuir–Blodgett meets Landau–Levich plate withdrawal — biomolecular thin-film interfaces.

Alumni

· last seven years
PC

Peter Croxford

MPhys project · Durham 2026

Finished his MPhys project on Bretherton drops and bubbles in April 2026 — the first undergraduate researcher at the Durham location.

MS

Milan Sent B.Sc.

B.Sc. 2025 → M.Sc. Applied Physics, Univ. Twente

Spinning pizza — instabilities on a rotating disk of complex fluid.

Thesis — Spinning Pizza
04 · Around the world

Team, collaborators, and conference visits

Locations meet one of four criteria, in this order of preference:

  • Hometown of a team member or alum
  • Base of an active collaborator
  • Talks we've given
  • Places we've visited (no talk)
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