publications

Archive ouverte HAL – Pinning by rare defects and effective mobility for elastic interfaces in high dimensions

Xiangyu Cao 1 Vincent Démery 2, 3 Alberto Rosso 4, 5 Journal of Physics A: Mathematical and Theoretical, IOP Publishing, 2018, 51 (23), 〈10.1088/1751-8121/aac02f〉 The existence of a depinning transition for a high dimensional interface in a weakly disordered medium is controversial. Following Larkin arguments and a perturbative expansion, one expects a linear response with […]

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Archive ouverte HAL – Phase-space study of surface-electrode Paul traps: Integrable, chaotic, and mixed motions

V. Roberdel 1 D. Leibfried 2 D. Ullmo 1 H. Landa 1, 3 Physical Review A, American Physical Society, 2018, 97 (5), 〈10.1103/PhysRevA.97.053419〉 We present a comprehensive phase-space treatment of the motion of charged particles in electrodynamic traps. Focusing on five-wire surface-electrode Paul traps, we study the details of integrable and chaotic motion of a

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Archive ouverte HAL – Origins and diagnostics of the nonequilibrium character of active systems

Lokrshi Prawar Dadhichi 1 Ananyo Maitra 2 Sriram Ramaswamy 3 Journal of Statistical Mechanics: Theory and Experiment, IOP Science, 2018 We present in detail a Langevin formalism for constructing stochastic dynamical equations for active-matter systems coupled to a thermal bath. We apply the formalism to clarify issues of principle regarding the sources and signatures of

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Archive ouverte HAL – Orientation of plastic rearrangements in two-dimensional model glasses under shear

Alexandre Nicolas 1 Jörg Rottler 2 Physical Review E : Statistical, Nonlinear, and Soft Matter Physics, American Physical Society, 2018, 97, pp.063002. 〈https://journals.aps.org/pre/pdf/10.1103/PhysRevE.97.063002〉 1. LPTMS – Laboratoire de Physique Théorique et Modèles Statistiques 2. UBC – University of British Columbia

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Archive ouverte HAL – Optimal localization patterns in bacterial protein synthesis

Jacky NguyenMichele Castellana 1 Jacky Nguyen, Michele Castellana. Optimal localization patterns in bacterial protein synthesis. Physical Review E , American Physical Society (APS), 2018, 98 (3), ⟨10.1103/PhysRevE.98.032417⟩. ⟨hal-02390875⟩ In $\textit{Escherichia coli}$ bacterium, the molecular compounds involved in protein synthesis, messenger RNAs (mRNAs) and ribosomes, show marked intracellular localization patterns. Yet a quantitative understanding of the

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Archive ouverte HAL – Operator Product Expansion in Liouville Field Theory and Seiberg type transitions in log-correlated Random Energy Models

Xiangyu CaoPierre Le Doussal 1 Alberto Rosso 2 Raoul Santachiara 2 Phys.Rev.E, 2018, 97 (4), pp.042111. 〈10.1103/PhysRevE.97.042111〉 We study transitions in log-correlated random energy models (logREMs) that are related to the violation of a Seiberg bound in Liouville field theory (LFT): the binding transition and the termination point transition (a.k.a., pre-freezing). By means of LFT-logREM

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Archive ouverte HAL – One-dimensional three-boson problem with two- and three-body interactions

G. Guijarro 1 A. Pricoupenko 2, 3 G. E. Astrakharchik 1 J. Boronat 1 D. S. Petrov 2 Physical Review A, American Physical Society, 2018, 97 (6), 〈10.1103/PhysRevA.97.061605〉 We solve the three-boson problem with contact two- and three-body interactions in one dimension and analytically calculate the ground and excited trimer-state energies. Then, by using the

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Archive ouverte HAL – On characteristic polynomials for a generalized chiral random matrix ensemble with a source

Yan FyodorovJacek Grela 1 Eugene Strahov J.Phys.A, 2018, 51 (13), pp.134003. 〈10.1088/1751-8121/aaae2a〉 We evaluate averages involving characteristic polynomials, inverse characteristic polynomials and ratios of characteristic polynomials for a random matrix taken from a L-deformed chiral Gaussian Unitary Ensemble with an external source Ω. Relation to a recently studied statistics of bi-orthogonal eigenvectors in the complex

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Archive ouverte HAL – Notes on the solutions of Zamolodchikov-type recursion relations in Virasoro minimal models

Nina Javerzat 1 Raoul Santachiara 1 Omar Foda JHEP, 2018, 08, pp.183. 〈10.1007/JHEP08(2018)183〉 We study Virasoro minimal-model 4-point conformal blocks on the sphere and 0-point conformal blocks on the torus (the Virasoro characters), as solutions of Zamolodchikov-type recursion relations. In particular, we study the singularities due to resonances of the dimensions of conformal fields in

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Archive ouverte HAL – Nontopological parafermions in a one-dimensional fermionic model with even multiplet pairing

Leonardo Mazza 1, 2 Fernando IeminiMarcello DalmonteChristophe Mora 3 Phys.Rev.B, 2018, 98 (20), pp.201109. 〈10.1103/PhysRevB.98.201109〉 We discuss a one-dimensional fermionic model with a generalized ZN even multiplet pairing extending Kitaev Z2 chain. The system shares many features with models believed to host localized edge parafermions, the most prominent being a similar bosonized Hamiltonian and a

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