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Tomas Rosén

Research interests

Rotation of non-spherical particles in canonical flows.
Advanced nanoscale characterization of cellulose nanofibrils and nanocrystals.

Find more about Tomas' research and research interest in the recordings of webinars and presentations: 

Background

Professional history

PhD student, KTH Mechanics 2011 – 2016
Thesis: Angular dynamics of non-spherical particles in linear flows related to production of biobased materials.


Postdoctoral researcher Stony Brook University (SBU)
2017 – 2019


Researcher Treesearch, KTH 2019 – 

Education


KTH Master of Science in Engineering Physics 2011


Paul Scherrer Institut, Villigen, Switzerland (PSI)
Thesis: Determination of water saturation dependent gas transport properties of PEFC gas diffusion layers via the Lattice Boltzmann method.

Recent publications

[1]
K. Hackenstrass et al., "Analysing π-π-stacking interactions in lignin nanoparticles from molecular simulations - insights and lessons learned," Faraday discussions, vol. 263, pp. 52-64, 2026.
[2]
D. D. Pierce et al., "Laser diffraction for the defectoscopy of cellulose filaments," Review of Scientific Instruments, vol. 97, no. 2, 2026.
[3]
J. K. Rogalinski et al., "Time-resolved 3D imaging opportunities with XMPI at ForMAX," Journal of Synchrotron Radiation, vol. 33, pp. 417-428, 2026.
[4]
P. Wegele et al., "Time-resolved X-ray radiography of through-thickness liquid transport in partly saturated needle-punched nonwovens," Experiments in Fluids, vol. 67, no. 5, 2026.
[5]
F. Bragone et al., "Automatic learning analysis of flow-induced birefringence in cellulose nanofibrils," Journal of Computational Science, vol. 85, 2025.
[6]
J. Tian et al., "Probing the Self-Assembly dynamics of cellulose nanocrystals by X-ray photon correlation spectroscopy," Journal of Colloid and Interface Science, vol. 683, pp. 1077-1086, 2025.
[7]
K. Osawa et al., "Regulating nanofibril assembly using diverse flow-focusing channels," Flow, vol. 5, 2025.
[8]
S. Davoodi et al., "Tuning Alignment, Strength, and Toughness in Functional Cellulose:Helux Filaments : A Molecular Trade-Off," Biomacromolecules, vol. 26, no. 7, pp. 4133-4145, 2025.
[9]
R. Östmans et al., "Advanced characterization of nanocelluloses and their dispersions - linked to final material properties," (Manuscript).
[10]
K. Nygård et al., "ForMAX – a beamline for multiscale and multimodal structural characterization of hierarchical materials," Journal of Synchrotron Radiation, vol. 31, no. 2, pp. 363-377, 2024.
Full list in the KTH publications portal