WORK EXPERIENCE
1. Postdoc in Mathematics at University of Padova, May 2025- .
2. Postdoc in Mathematics at University of Utrecht, March 2023-May 2025.
3. Lecturer at University of Florence, September 2022 - October 2023. \np
4. Postdoc in Mathematics at Scuola Normale (Pisa), March 2022 - March 2023.
5. PhD in Mathematics at University of Florence, 2018 - 2022, advisors Prof. Francesca R. Nardi, Gianmarco Bet and Cristian Spitoni.
SCIENTIFIC ACTIVITY
Publications
Gianmarco Bet, Vanessa Jacquier, Francesca R.Nardi. (2021). Effect of energy degeneracy on the transition time for a series of metastable states: application to Probabilistic Cellular Automata. JOURNAL OF STATISTICAL PHYSICS. vol. 184, p. 1-44, ISSN: 0022-4715, doi: 10.1007/s10955-021-02788-0.
Valentina Apollonio, Vanessa Jacquier, Francesca R. Nardi, Alessio Troiani (2022). Metastability for the Ising model on the hexagonal lattice. ELECTRONIC JOURNAL OF PROBABILITY. vol. 27, p. 1-48, ISSN:1083-6489, doi: 10.1214/22-EJP763.
Emilio N. M. Cirillo, Vanessa Jacquier, Cristian Spitoni. Metastability of Synchronous and Asynchronous Dynamics (2022). ENTROPY, 2022, vol. 24, 450. ISSN: 1099-4300, doi: 10.3390/e24040450.
Simone Baldassarri, Vanessa Jacquier (2023). Metastability for Kawasaki dynamics on the hexagonal lattice. JOURNAL OF STATISTICAL PHYSICS. vol. 190, p. 1-44, ISSN: 0022-4715, doi: 10.1007/s10955-022-03061-8.
Simone Baldassarri, Anna Gallo, Vanessa Jacquier, Alessandro Zocca (2023). Ising model on clustered networks: A model for opinion dynamics. PHYSICA A. vol. 623, p. 1.25, ISSN: 0378-4371, doi: 10.1016/j.physa.2023.128811.
Emilio N. M. Cirillo, Vanessa Jacquier, Cristian Spitoni (2024). Homogeneous and heterogeneous nucleation in the three-state Blume-Capel model. PHYSICA D. vol: 461, 134125, ISSN: 0167-2789, doi: 10.1016/j.physd.2024.134125.
Simone Baldassarri, Vanessa Jacquier, Alessandro Zocca (2025). Critical configurations of the hard-core model on square grid graphs. COMBINATORICS, PROBABILITY AND COMPUTING. vol. 34, p. 445-485, ISSN: 0963‑5483, doi: 10.1017/S096354832500001X.
Vanessa Jacquier (2025). Exploring Metastability in Ising models: critical droplets, energy barriers and exit time. MATHEMATICAL PHYSICS, ANALYSIS AND GEOMETRY. vol. 28 (2), ISSN: 1432‑0622, doi: 10.1007/s11040‑025‑09514‑2.
Preprints
Emilio N. M. Cirillo, Vanessa Jacquier, Francesca R. Nardi, Cristian Spitoni. Particle transport based study of nucleation in a ferromagnetic three-state spin system with conservative dynamics, submitted on Electronic Journal of Probability, and available at https://arxiv.org/pdf/2405.09198.
Vanessa Jacquier, Wioletta M. Ruszel, Cristian Spitoni. Isoperimetric inequality for nonlocal bi-axial discrete perimeter, submitted on Annales de l’Institut Henri Poincaré D, and available at https://arxiv.org/pdf/2412.13005.
Matteo D'Achille, Vanessa Jacquier, Wioletta M. Ruszel. On minimal shapes and topological invariants in hyperbolic lattices, submitted on Electronic Journal of Combinatorics, and available at https://arxiv.org/abs/2504.14080
Gianmarco Bet, Kay Bogerd, Vanessa Jacquier. First-order asymptotics for the structure of the inhomogeneous random graph, available at https://arxiv.org/pdf/2306.06396.pdf
Vanessa Jacquier, Wioletta M. Ruszel. Emergence of metastability on the hyperbolic lattice: Effects of boundary conditions, submitted on Stochastic Process and their Applications, and available at https://arxiv.org/abs/2510.05648.
Vanessa Jacquier. Estimate of the exit time for the Long Range Ising model on random regular graphs, submitted on Electronic Journal of Probability, and available at https://arxiv.org/abs/2509.02188.
Seminars and Posters
Conference talk. Title: Analysis of the configurations with minimal energy of the Long-Range Bi-Axial Ising model. Conference: Non-equilibrium statistical physics: mathematical and physical advances. Location: Villa Ruspoli, Florence. Period: 21-25 July 2025.
Conference talk. Title: Discrete Nonlocal Isoperimetric Inequality and Analysis of the Long-Range Bi-Axial Ising model. Conference: StatPhys29, The 29th International Conference on Statistical Physics. Location: Palazzo dei Congressi, Florence. Period: 13-18 July 2025.
Invited talk. Title: Discrete Nonlocal Isoperimetric Inequality and Analysis of the Long-Range Bi-Axial Ising model. Seminar: Seminars in Probability and Finance. Location: University of Padova, Date: 30 May 2025.
Conference talk. Title: Discrete Nonlocal Isoperimetric Inequality and Analysis of the Long-Range Bi-Axial Ising model. Conference: Women in Random Geometric Systems. Location: Technical University of Munich, Period: 5-7 March 2025.
Invited talk. Title: Discrete Nonlocal Isoperimetric Inequality and Analysis of the Long-Range Bi-Axial Ising model. Seminar: Seminar at Instituto de Matematica Pura e Aplicada Location: Instituto de Matematica Pura e Aplicada, Rio de Janeiro, Brasil. Date: 05/02/2025.
Invited conference talk. Title: Isoperimetric inequality for nonlocal biaxial perimeter. Conference: Random Media and Random Fields. Location: Lorentz center, Leiden. Period: 26-30 August 2024.
Invited conference talk. Title: Ising model on clustered networks: A model for opinion dynamics. Conference: The 4th edition of the Italian Meeting on Probability and Mathematical Statistics, Rome. Location: University Building of San Pietro in Vincoli, Rome. Period: 10-14 June 2024.
Invited talk. Title: Homogeneous and heterogeneous nucleation in the three-state Blume-Capel model. Seminar: Probability, Stochastic Analysis, and Statistics Seminar. Location: University of Pisa. Date: 12/09/2023.
Invited talk. Title: Homogeneous and heterogeneous nucleation in the three-state Blume-Capel model. Seminar: Mark Kac seminar, UU. Location: Utrecht University. Date: 14/04/2023.
Conference talk. Title: Homogeneous and heterogeneous nucleation in the three-state Blume-Capel model. Conference: Analysis and simulations of metastable systems in honor of Francesca R. Nardi. Location: CIRM, Marseille. Period: 3-7 April 2023.
Invited conference talk. Title: Critical droplets and sharp asymptotics for Ising model on the hexagonal lattice. Conference: Francesca Romana Nardi: A life in probability, building communities across Europe. Location: Aula Magna, via San Gallo, Florence. Period: 18-22 July 2022.
Organizer and chair of the contributed session: Metastability for interacting particle systems. Title of the talk: Introduction to Metastability. Blume Capel model with Kawasaki dynamics. Conference: Third Italian Meeting on Probability and Mathematical Statistics. Location: ALMA MATER STUDIORUM, Università di Bologna. Period: 13-16 June 2022.
Invited talk. Title: Metastable phenomena and some applications. Seminar: Location: Center for Complex System Studies, Utrecht University. Date: 14/04/2022.
Conference talk. Title: Metastability for Ising model on the hexagonal lattice. Conference: Junior female researchers in probability. Location: Berlin, Germany. Period: 4-6 October 2021.
Conference talk. Title: Metastability: results for PCA on the square lattice and for Ising model on the hexagonal lattice. Conference: Young Applied Mathematicians in Leuca. Location: Santa Maria di Leuca, Lecce. Period: 13-17 September 2021.
Invited talk. Title: Metastability for Ising model on the hexagonal lattice. Seminar: Probability seminars. Location: University of Florence. Date: 12/05/2021.
Invited talk. Title: Metastability for Ising model on the hexagonal lattice evolving under Glauber dynamics. Location: Seminar at the Department of Mathematics, University of Basel. Date: 07/05/2021.
Invited talk. Title: Metastability for Ising model on the hexagonal lattice evolving under Glauber dynamics. Seminar: Seminars in Applied Mathematics. Location: University of Utrecht. Date: 6 May 2021.
Invited talk. Title: Metastability for a reversible Probabilistic Cellular Automata on the square lattice and for Ising model on the hexagonal lattice. Seminar: PhD Seminars. Location: University of Florence. Date: 05/10/2020.
Poster session during the conference in honor of Francois Dunlop, Villa Finaly, Florence. Title: Metastability for a reversible Probabilistic Cellular Automata. Conference: Equilibrium and Non-equilibrium Statistical Mechanics, A conference in honor of François Dunlop. Location: Villa Finaly, Florence. Period: 08–10 April 2019.
Poster session during Bocconi Summer School, Como. Summer school: Random Graphs and Complex Networks: Structure and Function. Location: Villa del Grumello, Lago di Como. Period: 8-19 July 2019.
International activities
1. Organizer of the conference YEPXX, Interacting Particle Systems on Random Structures, EURANDOM (Eindhoven).
2. Member of committee for a PhD position at Utrecht University, May 2023.
3. Investigator of the research project “Phase transitions of Non-Homogeneous Random Graphs” financed through a competitive grant by Gruppo Nazionale per l'Analisi Matematica, la Probabilità e le loro Applicazioni, "Progetto di Ricerca GNAMPA - INdAM", codice CUP E53C23001670001, (€3500). The goal of the project is the study of phase transitions for non-homogeneous random graphs.
4. Research visitor at University of Utrecht, Mathematics Department, October 2025. Collaboration with Wioletta M. Ruszel (Utrecht University), Elena Pulvirenti (Delft University), Martin Slowik (University Mannheim) financed by Utrecht University.
5. Research visitor at Center for Complex System Studies, Utrecht University, March 2022 - April 2022. Collaboration with Wioletta M. Ruszel and Cristian Spitoni (University of Utrecht, Department of Mathematics). The project was funded by the Center for Complex System Studies.
6. Research visitor at Università degli studi di Roma La Sapienza, Engineering Department, January 2022. Collaboration with Emilio N. M. Cirillo (La Sapienza) and Cristian Spitoni (Utrecht University). Financed by Università degli studi di Roma La Sapienza.
7. Research visitor at University of Utrecht, Mathematics Department, December 2021. Collaboration with Cristian Spitoni (Utrecht University), financed by Utrecht University.
Teaching activity and supervision
Teaching assistant at University of Padova, November 2025 - Dicember 2025 (25 hours): probability and statistics for master students.
Teacher of a probability course for bachelor students, University of Florence, Mathematics department, November 2022 - April 2024.
Teaching assistant at University of Florence, November 2020 - November 2021 (100 hours): probability and statistics for master students.
Teaching assistant at University of Florence, November 2019 - November 2020 (150 hours): probability and statistics for master students.
Teaching assistant at University of Florence, November 2018 - July 2019 (40 hours): probability for third-year students.
Co-supervisor of the bachelor student Silvia Rossini together with Gianmarco Bet (thesis title: The binomial model for asset pricing via martingales), Sessione di Laurea aprile 2020 del 12/06/2020
Co-supervisor of the bachelor student Sara Nozzoli together with Gianmarco Bet (thesis title: Applications of branching processes to the theory of epidemics), Sessione di Laurea ottobre 2020 del 22/10/2020
Co-supervisor of the master student Brockhaus together with Wioletta M. Ruszel (thesis title: Ergodicity properties of opinion models, 2024)
Grants
1.Grant from GNAMPA-INdAM for a research project "Phase transitions of Non-Homogeneous Random Graphs'' (3500 euros), 2024
2. Grant for a research collaboration at the Center of Complex System , Utrecht University, March 2022 - April 2022
3. Grant from GNAMPA-INdAM for the workshop "Third Italian Meeting on Probability and Mathematical Statistics", Bologna, Italia (450 euros), 2022
4. Grant from GNAMPA-INdAM for the workshop "4th Italian Meeting on Probability and Mathematical Statistics", Roma, Italia (300 euros), 2024