Personal profile
Artistic and research interests
- Stochastic dynamics and noise-driven partial differential equations
- Time-evolving models from biology, ecology and neuroscience under the influence of randomness
- Singular phenomena, mathematical perturbation theory and modeling of critical physical systems
- Long-time behavior and uniqueness questions of complex stochastic systems
Education/Academic qualification
Docent, University of Helsinki
Award Date: 4 Apr 2022
Habilitation, Stochastic partial differential equations with singular drift, University of Augsburg
Dec 2017 → Jan 2020
Award Date: 15 Jan 2020
Doctoral degree, Natural Sciences, Universität Bielefeld
Award Date: 5 Feb 2010
Diploma, Convergence of non-symmetric forms with changing reference measures, Bielefeld University
Oct 2000 → Aug 2006
Award Date: 22 Aug 2006
Master's degree, Natural Sciences, Universität Bielefeld
Award Date: 22 Aug 2006
Bachelor's degree, Natural Sciences, Universität Bielefeld
Award Date: 14 Oct 2002
External positions
University Researcher, University of Helsinki
Dec 2020 → Nov 2021
Postdoctoral Researcher, University of Helsinki
Dec 2019 → Nov 2020
Visiting Professor, Ulm University
Oct 2018 → Mar 2019
Postdoctoral Researcher, University of Augsburg
Jul 2017 → Nov 2019
Visiting Lecturer, University of Hamburg
Oct 2015 → Mar 2016
Postdoctoral Researcher, Universität Bielefeld
Jan 2014 → Sept 2015
Postdoctoral Researcher, Technische Universität Berlin
2011 → 2013
Postdoctoral Researcher, Universität Bielefeld
2010
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 4 Quality Education -
SDG 9 Industry, Innovation, and Infrastructure -
SDG 17 Partnerships for the Goals
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Collaborations and top research areas from the last five years
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1D stochastic pressure equation with log-correlated Gaussian coefficients
Avelin, B., Kuusi, T., Nummi, P., Saksman, E., Tölle, J. M. & Viitasaari, L., 2026, In: Stochastic Processes and their Applications. 192, p. 1-23 23 p., 104808.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile26 Downloads (Pure) -
A stochastic Schauder-Tychonoff type theorem and its applications
Hausenblas, E., Kumar, A. & Tölle, J. M., 18 Feb 2026, (Submitted) In: arXiv.org. 58 p.Research output: Contribution to journal › Article › Scientific
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Mixing times for the stochastic p-Laplace equation
Barrera, G. & Tölle, J. M., 31 Jan 2026, (Submitted) Springer INDAM Series on the Workshop on Irregular Stochastic Analysis. Springer, 18 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › Scientific
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Stochastic evolution equations with nonlinear diffusivity, recent progress and critical cases
Ciotir, I., Goreac, D. & Tölle, J. M., 2026, (Accepted/In press) Stochastic analysis for irregular stochastic and deterministic models: Winter School CIRM Marseille, January 8-12th 2024. 14 p.Research output: Chapter in Book/Report/Conference proceeding › Conference article in proceedings › Scientific › peer-review
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Ergodicity for stochastic neural field equations
Otsetova, A.-M. & Tölle, J. M., 21 May 2025, (Submitted) In: arXiv.org. 30 p.Research output: Contribution to journal › Article › Scientific
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LiBERA: Stochastic interacting systems: Limiting Behavior, Evaluation, Regularity and Applications
Tölle, J. (Principal investigator), Peltola, E. (Project Member) & Viitasaari, L. (Co-PI)
01/01/2025 → 31/12/2028
Project: EU Horizon Europe MC
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Regularity theory for nonlinear parabolic partial differential equations
Kuusi, T. (Principal investigator), Lindfors, C. (Project Member) & Tölle, J. (Project Member)
01/09/2015 → 31/08/2017
Project: Academy of Finland: Other research funding
Prizes
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Doctoral Dissertation and Defense completed with highest honors (mit Auszeichnung)
Tölle, J. (Recipient), 5 Feb 2010
Prize: Award or honor granted for a specific work
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Lecturer of the Year Award of the Department of Mathematics and Systems Analysis, Aalto University
Tölle, J. (Recipient), 2025
Prize: Award or honor granted for academic or artistic career
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Stochastic and Dynamics Best Papers Awards 2023
Blömker, D. (Recipient) & Tölle, J. (Recipient), 10 Nov 2024
Prize: Award or honor granted for a specific work
Activities
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Uppsala University
Tölle, J. (Visiting researcher)
22 Jan 2026 → 24 Jan 2026Activity: Visiting an external institution types › Visiting an external academic institution
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School of Science (Organisational unit)
Tölle, J. (Chair)
1 Feb 2026 → …Activity: Memberships (typically long-term positions of trust) › Position of trust in an academic community
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Homeomorphic Sobolev Extensions and Sobolev Spaces in Stochastic Differential Equations
Tölle, J. (Examiner)
3 Jul 2025Activity: Academic assessments › Pre-examination of doctoral thesis or acting as opponent to doctoral students or membership of doctoral thesis committee or board
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Helsinki-Stockholm Probability and Mathematical Physics Workshop
Tölle, J. (Participant)
13 Nov 2025 → 14 Nov 2025Activity: Participating in or organising an event types › Participant of a conference, workshop, session, tutorial or event
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Finnish Summer School on Probability and Statistics
Gasbarra, D. (Organiser), Sottinen, T. (Organiser) & Tölle, J. (Organiser)
26 May 2025 → 30 May 2025Activity: Participating in or organising an event types › Organization of a workshop, panel, session, tutorial or event