## Benjamin Walter

SISSA - International School for Advanced Studies

via Bonomea 265

34136 Trieste, Italy

Email: bwalter[]sissa.it

Office: 430

Phone: (+39) 040 3787 282

I am a Postdoc in the statistical physics group at SISSA working with Andrea Gambassi.

My research topics include statistical field theory, stochastic processes, nonequilibrium dynamics and first-passage times.

### Links

ORCID iD

Google Scholar Profile

ArXiv Profile

Github Profile

### Publications

#### Preprint

[6] B. Walter, G. Pruessner, G. Salbreux

"First passage time distribution of active thermal particles in potentials" (2020)

arXiv:2006.00116

#### Peer-reviewed

[5] M. Arutkin, B. Walter, K. J. Wiese

"Extreme Events for Fractional Brownian Motion with Drift: Theory and Numerical Validation" (2019)

arXiv:1908.10801

Phys. Rev. E 102, 022102

[4] B. Walter, K. J. Wiese

"Sampling first-passage times of fractional Brownian Motion using
adaptive bisections" (2020)

arXiv:1908.11634

Phys. Rev. E 101, 043312

[3] I. Bordeu, S. Amarteifio, R. Garcia-Millan, B. Walter, N. Wei, G. Pruessner

"Volume explored by a branching random walk on general graphs" (2019)

arXiv:1909.00471

Sci. Rep. (9), 15590

[2] R. Garcia-Millan, J. Pausch, B. Walter, G. Pruessner

"Field-theoretic approach to the universality of branching processes" (2018)

arXiv 1808.08418

Phys. Rev. E 98, 062107

[1] J. Martínez-Blanco, B. Walter, A. Mascaraque, K. Horn

"Long-Range Order in an Organic Overlayer Induced by Surface Reconstruction: Coronene on Ge(111)" (2014)

J. Phys. Chem. C 118, 11699–11703

#### PhD Thesis

Field Theories for Stochastic Processes (Imperial College London, 2020) (download [14.2MB])
### Talks

Nov 2020, *Fractional Brownian Motion, Levy Flights, and Fractional Diffusion*. Mini-workshop on transport and long-range interactions, SISSA (Slides)

Sep 2020, *First-passage times of thermal active particles*. Max Planck Institute for physics of complex systems, Dresden, Germany. (Slides)

### More Links

The article below is "hard to find" which shouldn't be the case for a paper that's more than 100 years old.

E. Schrödinger, Zur Theorie der Fall- und Steigversuche an Teilchen mit Brownscher Bewegung, Phys. Z. (16), 289 (1015).