Tomas Rosén

Researcher

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]

T. Rosén et al., "Exploring nanofibrous networks with x-ray photon correlation spectroscopy through a digital twin," Physical review. E, vol. 108, no. 1, 2023.

[2]

V. K. Gowda et al., "Nanofibril Alignment during Assembly Revealed by an X-ray Scattering-Based Digital Twin," ACS Nano, vol. 16, no. 2, pp. 2120-2132, 2022.

[3]

R. Wang et al., "Unexpected Gelation Behavior of Cellulose Nanofibers Dispersed in Glycols," Macromolecules, vol. 55, no. 21, pp. 9527-9536, 2022.

[4]

C. Brouzet et al., "Effect of Electric Field on the Hydrodynamic Assembly of Polydisperse and Entangled Fibrillar Suspensions," Langmuir, vol. 37, no. 27, pp. 8339-8347, 2021.

[5]

T. Rosén, B. S. Hsiao and D. Söderberg, "Elucidating the Opportunities and Challenges for Nanocellulose Spinning," Advanced Materials, vol. 33, no. 28, pp. 2001238, 2021.

[6]

J. Bagge et al., "Parabolic velocity profile causes shape-selective drift of inertial ellipsoids," Journal of Fluid Mechanics, vol. 926, 2021.

[7]

T. Rosén et al., "Shear-free mixing to achieve accurate temporospatial nanoscale kinetics through scanning-SAXS : ion-induced phase transition of dispersed cellulose nanocrystals," Lab on a Chip, vol. 21, no. 6, pp. 1084-1095, 2021.

[8]

T. Rosén et al., "Understanding ion-induced assembly of cellulose nanofibrillar gels through shear-free mixing and in situ scanning-SAXS," Nanoscale Advances, vol. 3, no. 17, pp. 4940-4951, 2021.

[9]

T. Rosén et al., "Cellulose nanofibrils and nanocrystals in confined flow : Single-particle dynamics to collective alignment revealed through scanning small-angle x-ray scattering and numerical simulations," Physical review. E, vol. 101, no. 3, 2020.

[10]

T. Rosén et al., "Cross-Sections of Nanocellulose from Wood Analyzed by Quantized Polydispersity of Elementary Microfibrils," ACS Nano, vol. 14, no. 12, pp. 16743-16754, 2020.

Full list in the KTH publications portal