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Other Groups at ITP

Julian Voits

Research Interests

• Stochastic processes in physics and biology
• Complex networks
• Statistical physics and emergent phenomena

Publications

• Graph theoretic derivation of mutual linearity for transient probabilities and hitting time distributions in Markov networks Julian B. Voits, Ulrich S. Schwarz; Journal of Physics A (2026).
• Emergence of generic first-passage-time distributions for large Markovian networks Julian B. Voits, Ulrich S. Schwarz; Physical Review E (2026).
• Activation in vesicle-mediated signaling shaped by batch arrival statistics Jan Hauke, Julian B. Voits, Ulrich S. Schwarz; New Journal of Physics (2026).
• Understanding the temperature response of biological systems: Part I-Phenomenological descriptions and microscopic models Simen Jacobs, Julian B. Voits, Nikita Frolov, Ulrich S. Schwarz, Lendert Gelens; Current Opinion in Systems Biology (2026).
• Understanding the temperature response of biological systems: Part II-Network-level mechanisms and emergent dynamics Simen Jacobs, Julian B. Voits, Nikita Frolov, Ulrich S. Schwarz, Lendert Gelens; Current Opinion in Systems Biology (2026).
• Generic Temperature Response of Large Biochemical Networks Julian B. Voits, Ulrich S. Schwarz; PRX Life (2025).

Preprints

• Graph-theoretic framework for semi-Markov networks: transient and stationary occupation probabilities, hitting times and weak ergodicity breaking Julian B. Voits; arXiv.2610.13505 (2026).

Short Vita

since October 2023

PhD student at Heidelberg University, Institute for Theoretical Physics under the supervision of Prof. Dr. Ulrich Schwarz

November 2020 - June 2023

Master of Science in Physics at Heidelberg University, Germany

Thesis: "The Effect of Temperature on Biochemical Networks", under supervison of Prof. Dr. Ulrich Schwarz

September 2019 - January 2020

Visiting student at Universidad Complutense de Madrid, Spain

October 2017 - September 2020

Bachelor of Science in Physics at Bochum University, Germany

Thesis: "Calculation of Entanglement Suppression in Nucleon-Nucleon Scattering at Leading Order of Chiral Effective Field Theory", under supervision of Prof. Dr. Evgeny Epelbaum

Talks & Posters

• Talk: "The Effect of Temperature on Large Biochemical Networks" - DPG Spring Meeting of the Condensed Matter Section (SKM) - March 17-22 2024, Berlin, Germany
• Talk: "A Biophysical Model for Temperature-Sensitivity of Neurons" - DPG Spring Meeting of the Condensed Matter Section (SKM) - March 16-21 2025, Regensburg, Germany
• Talk: "Emergence of generic first-passage-time distributions for large Markovian networks" - DPG Spring Meeting of the Condensed Matter Section (SKM) - March 8-13 2026, Dresden, Germany

Conferences (organizer)

• 20.09. - 25.09.2026, Marsilius Academy: Feel the Heat: Science and Histories of Fever, Heidelberg, Germany

Conferences (participant)

• 08.03. - 13.03. 2026, DPG Spring Meeting of the Condensed Matter Section (SKM), Dresden, Germany
• 16.03. - 21.03. 2025, DPG Spring Meeting of the Condensed Matter Section (SKM), Regensburg, Germany
• 17.03. - 22.03. 2024, DPG Spring Meeting of the Condensed Matter Section (SKM), Berlin, Germany

Teaching activities

• Winter term 2024/2025, Tutor for Theoretical Mechanics I, Faculty of Physics and Astronomy, Heidelberg University
• Summer term 2024, Tutor for Theoretical Biophysics, Faculty of Physics and Astronomy, Heidelberg University
• Winter term 2023/2024, Tutor for Stochastic Dynamics, Faculty of Physics and Astronomy, Heidelberg University
• Summer term 2022, Tutor for Advanced Mathematics for Physicists II, Faculty of Mathematics and Computer Science, Heidelberg University
• Summer term 2019, Tutor for Mathematical Methods in Physics II, Faculty of Physics and Astronomy , Bochum University
• Summer term 2019, Help Desk for Theoretical Physics, Faculty of Physics and Astronomy , Bochum University

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