News & announcements

12 Mar 26

Paper

Impacting spheres: from liquid drops to elastic beads

Jana, S., Kolinski, J., Lohse, D. & Sanjay, V. — Soft Matter, 22, 2226–2236 (2026). Selected as the March cover article.

DOI ↗

28 Feb 26

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Talk

Simulating respiratory droplet formation: non-Newtonian fluid dynamics

Ayush Dixit shows that viscoelastic respiratory-fluid rheology is essential for accurate droplet-size predictions in airborne-transmission models.

Video

10 Feb 26

Paper

Holes in sheets: double-threshold rupture of draining liquid films

Dixit, A. K., Zhao, C., Zaleski, S., Lohse, D. & Sanjay, V. — Phys. Rev. Lett., 136, 084001 (2026). Two distinct rupture mechanisms separated by a critical Ohnesorge.

Read

15 Jan 26

Paper

Stood-up drop to determine receding contact angles

Díaz, D., Bhargava, A. S., et al., & Sanjay, V. — Soft Matter, 22, 657–667 (2026). A new experimental protocol for receding contact angles on superhydrophobic surfaces.

Read

1 Dec 25

Paper

To jump or not to jump: adhesion and viscous dissipation dictate the detachment of coalescing wall-attached bubbles

Demirkır, Ç., Yang, R., Bashkatov, A., Sanjay, V., Lohse, D. & Krug, D. — Phys. Rev. Fluids, 10, 123602 (2025).

Read

15 Nov 25

JT

Award

Jnandeep Talukdar wins the KHMW Young Talent Award

Jnandeep Talukdar received the KHMW Young Talent Graduation Award for Mechanical Engineering and Materials Science 2025 for his master's thesis on droplet formation.

Thesis

1 Sep 25

Paper

Integral surface-tension formulations in VOF for Marangoni flows

Saini, M., Sanjay, V., Saade, Y., Lohse, D. & Popinet, S. — J. Comput. Phys., 542, 114348 (2025).

Read

15 Aug 25

Paper

Bouncing microdroplets on hydrophobic surfaces

Mclauchlan, J., Walker, J. S., Sanjay, V., Jalaal, M., Reid, J. P., Squires, A. M. & Souslov, A. — Proc. Natl. Acad. Sci., 122, e2507309122 (2025).

Read

15 Jul 25

SJ

Award

Saumili Jana wins IIT Kharagpur best-master's-thesis award

Saumili Jana received IIT Kharagpur's award for best master's thesis — Retract or collapse? The role of viscosity and viscoelasticity on bubble dynamics.

Thesis

1 Jul 25

DU

Announcement

CoMPhy Lab moves to Durham University

The group is now based in the Condensed Matter Physics section of the Department of Physics at Durham University. Open house through autumn; Twente collaborations continue.

Join us

15 Jun 25

JT

People

Jnandeep Talukdar graduates cum laude from Twente

Jnandeep Talukdar graduated with a master's degree cum laude — the highest Dutch master's grade — from the University of Twente. Thesis: Singularities with Surfactants.

Thesis

15 May 25

Paper

Viscoelastic Worthington jets and droplets produced by bursting bubbles

Dixit, A., Oratis, A., Zinelis, K., Lohse, D. & Sanjay, V. — J. Fluid Mech., 1010, A2 (2025).

DOI ↗

1 May 25

Paper

Electrolyte droplet spraying in H₂ bubbles during water electrolysis

Bashkatov, A., Bürkle, F., Demirkır, Ç., Ding, W., Sanjay, V., et al., & Lohse, D. — Nat. Commun., 16, 4580 (2025). Normal- and microgravity-condition DNS + experiment.

DOI ↗

15 Apr 25

VS

Award

Vatsal Sanjay awarded the Ammodo Science Fellowship

Vatsal Sanjay has been selected for an Ammodo Science Fellowship. The project will investigate fluid dynamics in fungal networks — how vast underground systems transport water, nutrients, and genetic information across ecosystems.

Read more

15 Mar 25

Paper

Unifying theory of scaling in drop impact: forces & maximum spreading diameter

Sanjay, V. & Lohse, D. — Phys. Rev. Lett., 134, 104003 (2025). A single framework for impact regimes across viscosity and wettability.

DOI ↗

12 Mar 25

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Talk

Detlef Lohse on the Living Histories Series

Prof. Detlef Lohse discusses the people, questions, and experiments that shaped his work in fluid dynamics.

YouTube

10 Mar 25

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Talk

Basilisk C — high-fidelity simulations course, Madrid

Four-day hybrid course on multiphase DNS with Basilisk C at Madrid, 10–13 March 2025. Hands-on coding sessions, open to online and in-person participants.

Course page

15 Feb 25

Paper

The role of viscosity on drop-impact forces on non-wetting surfaces

Sanjay, V., Zhang, B., Lv, C. & Lohse, D. — J. Fluid Mech., 1004, A6 (2025). Selected as the February cover article.

DOI ↗

1 Feb 25

MS

People

Milan Sent graduates with a B.Sc. from Twente

Milan Sent completed his bachelor's degree at the University of Twente. Thesis: Spinning Pizza.

Thesis

15 Dec 24

Paper

Bursting bubble in an elastoviscoplastic medium

Balasubramanian, A. G., Sanjay, V., Jalaal, M., Vinuesa, R. & Tammisola, O. — J. Fluid Mech., 1001, A9 (2024). Selected as the December cover article.

DOI ↗

15 Nov 24

VS

Award

Vatsal Sanjay named a JFM Outstanding Reviewer 2023

Vatsal Sanjay recognised by the Journal of Fluid Mechanics as an Outstanding Reviewer for 2023 for his contributions to peer review.

List

29 May 24

VS

Award

Vatsal Sanjay wins the KIVI Hoogendoorn Fluid Mechanics Award 2023

Vatsal Sanjay received the KIVI Hoogendoorn Fluid Mechanics Award 2023 for his PhD thesis Viscous Free-Surface Flows. Award presented at the Burgers Symposium, 29–30 May 2024 in Lunteren.

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