Research interests
Quantum Field Theory, Statistical Mechanics, Stochastic processes, Effective media, Modeling of quantum systems

List of papers
1. Figari R., Hoegh-Krohn R., Nappi C.R., Interacting Boson Fields in the De Sitter Universe with Two Space-Time Dimensions, Commun.Math.Phys., 44, 265-278, (1975).
2. Carta S., Figari R., Sartoris G., Sassi E., Scandone R., A Statistical Model of Vesuvius and Its Volcanological Implications, Bull. Volcanol., 44-2, 129-151, (1981).
3. Figari R., Orlandi E., Papanicolau G., Diffusive Behavior of a Random Walk in a Random Medium, Taniguchi Symp. SA, Katata, 105-119, (1982).
4. Figari R., Orlandi E., Papanicolau G., Mean Field and Gaussian Approximation for Partial Differential Equations with Random Coefficients, SIAM Journ. Appl. Math., 42, 1069-1077, (1982).
5. Coniglio A., Figari R., Droplet Structure in Ising and Potts Models, J. Phys. A: Math.Gen., 16, L535-L540, (1983).
6. Amitrano C., di Liberto F., Figari R., Peruggi F., A-B Droplets for a Two-Dimensional antiferromagnetic Ising Model in External Field H, J. Phys. A: Math. Gen., 16, 3925- 3930, (1983).
7. Figari R., Ruggiero P., Zannetti M., Relaxation of the Quantum Brownian Oscillator, J. Phys. A: Math. Gen., 17, L419-L422, (1984).
8. Figari R., Orlandi E., Teta A., The Laplacian in regions with many small obstacles: fluctuations around the limit operator, J. Stat. Phys. 41, 465-487, (1985) (ISSN 0022-4715).
9. Dell'Antonio G.F., Figari R., Orlandi E., An Approach through Orthogonal Projections to the Study of Inhomogeneous or Random Media with Linear Response, Ann. Inst. H. Poinc.Phys. theor., 44, 1-28, (1986).
10. Figari R., Papanicolau G., Rubinstein J., Remarks on the Point Interaction Approximation, IMA Vol.9, Hydrodynamic Behavior and Interacting Particle Systems, 45-55, (1987).
11. Figari R., Orlandi E., Teta A., A central limit theorem for the Laplacian in regions with many small holes. In Stochastic Processes-Mathematics and Physics II. S. Albeverio, Ph Blanchard, L. Streit eds Lect. Notes in Math. n. 1250, Springer-Verlag, 1987.
12. Figari R., Holden H., Teta A., A law of large numbers and a central limit theorem for the Schrödinger operator with zero range potentials, J. Stat. Phys. 51, 205-214, (1988) (ISSN 0022-4715).
13. Albeverio S.,Figari R. et al. Point interaction Hamiltonians for crystals with random defects. In Applications of Selfadjoint Extensions in Quantum Physics Exner P., Seba P. eds. Lecture Note in Physics 324, Springer Berlin, 87-99 (1989).
14. Figari R., Teta A., Derivation of the optical potential in a model for low-energy neutron scattering. In Rigorous Results in Quantum Dynamics, Dittrich J. and Exner P. eds., World Scientific, (1991).
15. Figari R., Teta A., Effective potential and fluctuations for a boundary value problem on a randomly perforated domain, Lett. Math. Phys. 26, 295-305 (1992) (ISSN 0377- 9017).
16. Figari R., Teta A., Homogenization of boundary value problems with finite scattering length per unit volume. In proceedings of the “Workshop on Point Interactions“, ILAS/MS-8/1993, Trieste, (1992).
17. Dell'Antonio G.F., Figari R., Teta A., N-Particle systems with zero-range interactions. In proceedings of the “Workshop on Point Interactions“, ILAS/MS-8/1993, Trieste, (1993).
18. Figari R., Teta A., A boundary value problem of mixed type on perforated domains, Asymptotic Analysis, 6, 271-284, (1993) (ISSN 0921-7134).
19. Dell'Antonio G.F., Figari R., Teta A., Hamiltonians for systems of N particles in- teracting through point interactions, Ann. Inst. H. Poincare A, 60, 253-290 (1994) (ISSN 0246-0211).
20. Dell'Antonio G.F., Figari R., Teta A., N-Particle systems with zero- range interac- tions. In Stochastic Processes, Physics and Geometry II, Albeverio S., Cattaneo U., Merlini D. eds., World Scientific, Singapore (1995).
21. Dell'Antonio G.F., Figari R., Teta A., Time dependent point interactions, in proceedings of the “Workshop on Singular Schrödinger Operators“, ILAS/FM-16/1995, Trieste, (1995).
22. Dell'Antonio G.F., Figari R., Teta A., A limit Evolution Problem for Time-Dependent Point Interactions, Jour.Funct.Anal., 142, 249-275, (1996) (ISSN 0022-1236).
23. Dell'Antonio G.F., Figari R., Teta A., Statistics in Space Dimension Two. Lett. Math. Phys., 40, 236-256, (1997) (ISSN 0377-9017).
24. Dell'Antonio G.F., Figari R., Teta A., Di↵usion of a Particle in Presence of N Moving Point Sources, Ann. Inst. Poinc. Phys. Theor., 69, 413-424 (1998) (ISSN 0246-0211).
25. Brasche J.F., Figari R., Teta A., Singular Schrödinger Operator as Limits of Point Interaction Hamiltonians.,Potent. Anal., 8, 163-178, (1998) (ISSN 0926-2601).
26. Dell'Antonio G. F., Figari R., Teta A., The Schrödinger equation with moving point interactions in three dimensions, Can. Math. Soc. Conf. Proc., 28, 99-113, (2000)
27. Figari R., Time Dependent and Nonlinear Point Interactions, In Mathematical Physics and Stochastic Analysis, Albeverio S., Blanchard Ph., Ferreira L., Hida T., Kondratiev Y., Vilela Mendes R. eds., World Scientific, (2000).
28. Dell'Antonio G.F., Figari R., Teta A., Decoherence and Classical Behaviour in Quantum Mechanics in Determinism Holism and Complexity V. Benci, P. Cerrai, P. Freguglia, G. Israel, C.. Pellegrini eds., Kluwer (2002).
29. Adami R., Dell'Antonio G. F., Figari R., Teta A., The Cauchy Problem for the Schrödinger Equation in Dimension Three with Concentrated Nonlinearity Annales de l'Institut H. Poincare', Analyse non lineaire, 20, 477-500, (2003) (ISSN 0294-1449).
30. Adami R., Dell'Antonio G. F., Figari R., Teta A., Blow Up Solutions for the Schrödinger Equation with a Concentrated Nonlinearity in Dimension Three, Ann. I.H.Poincare', Analyse non Lineaire 21, 121-137, (2004) (ISSN 0294-1449)
31. Duerr D., Figari R., Teta A., Decoherence in a Two-Particle Model Jour. Math. Phys. 45, 1291-1309, (2004) (ISSN 0022-2488).
32. Adami R., Figari R., Finco D., Teta A., On the Asymptotic Behaviour of a Quantum Two-Body System in the Small Mass Ratio Limit J. Phys. A: Math. Gen. 37 7567- 7580, (2004).
33. Carlone R., Figari R., Teta A., The Joos-Zeh formula and the environment induced decoherence Int. Journal of Mod. Phys. B, 18, 667 - 674, (2004) (ISSN 0217-9792).
34. Correggi M., Dell'Antonio G.F., Figari R., Mantile A., Ionization for Three Dimen- sional Time-dependent Point Interactions Comm. Math. Phys.,257,169 - 192, (2005).
35. Cacciapuoti C., Carlone R., Figari R., Decoherence induced by scattering: a three dimensional model J. Phys. A: Math. Gen., 38, 4933 - 4946, (2005).
36. Figari R., Teta A., A one-dimensional model for ionization induced by scattering with a heavy particle J. Phys. A: Math. Gen., 38, 4947 - 4955, (2005).
37. Adami R., Figari R., Finco D., Teta A., On the asymptotic dynamics of a quantum system composed by heavy and light particles Comm. Math. Phys., 268, 819-852, (2006)
38. Cacciapuoti C., Figari R., Posilicano A., Point Interactions in Acoustics: One Di- mensional Models J. Math. Phys. 47, 062901 (2006)
39. Cacciapuoti C., Carlone R., Figari R. Spin dependent point potentials in one and three dimensions J. Phys. A: Math. Theor., 40, 249-261, (2007)
40. Cacciapuoti C., Carlone R., Figari R. A solvable model of a tracking chamber Rep. Math. Phys., 59, 3 (2007)
41. Blanchard Ph., Figari R., Mantile A. Point Interaction Hamiltonians in Bounded Domains J. Math. Phys., 48 , 8 (2007)
42. Dell'Antonio G.F., Figari R., Teta A. Joint Excitation Probability for Two Harmonic Oscillators in Dimension One and the Mott Problem J. Math. Phys., 49 , (2008)
43. Dell'Antonio G.F., Figari R., Teta A., A brief review on point interactions, in Inverse Problems and Imaging, Luis L. Bonilla Ed., Lectures Notes in Mathematics, Springer (2008)
44. Cacciapuoti C., Carlone R., Figari R. Resonances in Models of Spin Dependent Point Interactions J. Phys. A: Math. Theor., 42, (2009)
45. Cacciapuoti C., Carlone R., Figari R. Perturbations of eigenvalues embedded at threshold: I. One- and three-dimensional solvable models J. Phys. A: Math. Theor., 43, (2010)
46. Figari R., Trautteur G. Introducton to the italian edition of J.S. Bells book Speakable and Unspeakable in Quantum Mechanics Adelphi (2010)
47. Dell'Antonio G.F., Figari R., Teta A., A Time -Dependent Analysis for a Quantum Particle in a Cloud Chamber, Ann. I.H.Poincare' 11, 539-564, (2010) (ISSN 1424- 0637)
48. Cacciapuoti C., Carlone R., Figari R. Perturbations of eigenvalues embedded at threshold: two-dimensional solvable models J. Math. Phys., 52, 8, (2011).
49. Figari R., Teta A., Emergence of classical trajectories in quantum systems: the cloud chamber problem in the analysis of Mott (1929) Arch. Hist. Exact Sci. , 67, Issue 2, 215, (2012),DOI 10.1007/s00407-012-0111-z.
50. Figari R., Teta A., Quantum Dynamics of a Particle in a Tracking Chamber, Springer-Brief in Physics ISBN 978-3-642-40916-5 (2014).
51.Carlone, R., Figari, R., Negulescu, C., The quantum beating and its numerical simulation, J. of Math. Anal. and App., 450 (2), pp. 1294-1316. ,DOI 10.1016/j.jmaa.2017.01.047.

Proceedings
Advances in Dynamical Systems and Quantum Physics, Capri, May 19-22, 1993. Albeverio S., Figari R., Orlandi E., Teta A. eds., World Scientific, Singapore, 1995.
Workshop on Singular Schrödinger Operators, Trieste, 29 sett.- 1 ott. 1994. Dell'Antonio G.F., Figari R., Teta A. eds., ILAS/FM-16/ 1995, Trieste 1995.

Libri antichi e rari dalle Biblioteche di Ateneo, Università degli Studi di Napoli Federico II, 2004.
Contributions on institutional subjects
Figari R., Gli Open Archives per le Scienze Fisiche in Libri Elettronici, Pratiche della
didattica e della ricerca editor Delle Donne R. ClioPress (2005).

Organisation of international congresses
1) Advances in Dynamical Systems and Quantum Physics, Capri May 19 - May 22, 1993
2) Complex Systems: Classical and Quantum Aspects Marseille June 13 - Jume 17, 1994
3) “Classical and Quantum Evolution: Deterministic and Stochastic“ Bielefeld July 10 - July 14, 1995
4) “Semiclassical Limit of Quantum Mechanics and Nonlinear Schrödinger Equation“ Trieste October 1998
5) “Modeling of Quantum Systems“ Bielefeld June 24 - June 27, 2002
6) “Mathematical Methods in Quantum Mechanics“ Bressanone February 21- February 26 , 2005
7) “Probability in Contemporary Mathematical Physics“ Lake Sevan September 2005
8) “Mathematical Methods in Quantum Mechanics 2“ Bressanone February 26 - March 3 , 2007
9) “Mathematical Methods in Quantum Mechanics 3“ Bressanone February 16 - February 21 , 2009
10) “Probabilistic and analytical methods in mathematical physics“ Tsaghkadzor September, 2009
11) “Mathematical Methods in Quantum Mechanics 4“ Bressanone February 14 - February 19 , 2011
12) “Trials in Quantum Mechanics and Surroundings“ Frascati January 29 - February 2, 2013