We gratefully acknowledge support from
the Simons Foundation and member institutions.

Statistical Mechanics

Authors and titles for recent submissions, skipping first 4

[ total of 65 entries: 1-61 | 5-65 ]
[ showing 61 entries per page: fewer | more | all ]

Fri, 10 May 2024 (continued, showing last 3 of 7 entries)

[5]  arXiv:2405.05783 (cross-list from nlin.CD) [pdf, other]
Title: Intermediate spectral statistics of rational triangular quantum billiards
Authors: Črt Lozej, Eugene Bogomolny
Comments: 14 pages, 11 figures
Subjects: Chaotic Dynamics (nlin.CD); Statistical Mechanics (cond-mat.stat-mech); Quantum Physics (quant-ph)
[6]  arXiv:2405.05621 (cross-list from cond-mat.soft) [pdf, other]
Title: Enhancing (quasi-)long-range order in a two-dimensional driven crystal
Authors: R. Maire, A. Plati
Comments: 12 pages, 3 figures
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech)
[7]  arXiv:2405.05470 (cross-list from quant-ph) [pdf, other]
Title: Deep thermalization in continuous-variable quantum systems
Authors: Chang Liu, Qi Camm Huang, Wen Wei Ho
Comments: 6+24 pages
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech)

Thu, 9 May 2024

[8]  arXiv:2405.05123 [pdf, other]
Title: An Imprecise Maxwell's Demon with Feedback Delay: An Exactly Solvable Information Engine Model
Authors: Kiran V, Toby Joseph
Comments: The manuscript contains total 13 pages and 14 figures. Supplemental material starts from page 7
Subjects: Statistical Mechanics (cond-mat.stat-mech); Quantum Physics (quant-ph)
[9]  arXiv:2405.05006 [pdf, ps, other]
Title: Stochastic spatial Lotka-Volterra predator-prey models
Authors: Uwe C. Täuber (Virginia Tech)
Comments: 52 pages, 19 figures, book chapter to appear in "Order, Disorder and Criticality: Advanced Problems of Phase Transition Theory", Yu. Holovatch (ed.), Vol. 8 (World Scientific, Singapore, 2024)
Subjects: Statistical Mechanics (cond-mat.stat-mech); Populations and Evolution (q-bio.PE)
[10]  arXiv:2405.04956 [pdf, ps, other]
Title: Modified version of open TASEP with dynamic defects
Authors: Nikhil Bhatia, Arvind Kumar Gupta
Subjects: Statistical Mechanics (cond-mat.stat-mech); Mathematical Physics (math-ph)
[11]  arXiv:2405.04877 [pdf, other]
Title: Nonequilibrium entropy from density estimation
Authors: Samuel D. Gelman, Guy Cohen
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[12]  arXiv:2405.05183 (cross-list from cond-mat.dis-nn) [pdf, other]
Title: Exact solution of Dynamical Mean-Field Theory for a linear system with annealed disorder
Authors: Francesco Ferraro, Christian Grilletta, Amos Maritan, Samir Suweis, Sandro Azaele
Comments: 20 pages, 7 figures
Subjects: Disordered Systems and Neural Networks (cond-mat.dis-nn); Statistical Mechanics (cond-mat.stat-mech)
[13]  arXiv:2405.05178 (cross-list from hep-th) [pdf, other]
Title: Fusion rule in conformal field theories and topological orders: A unified view of correspondence and (fractional) supersymmetry and their relation to topological holography
Authors: Yoshiki Fukusumi
Subjects: High Energy Physics - Theory (hep-th); Statistical Mechanics (cond-mat.stat-mech); Strongly Correlated Electrons (cond-mat.str-el); Mathematical Physics (math-ph)
[14]  arXiv:2405.05076 (cross-list from quant-ph) [pdf, other]
Title: Subsystem Information Capacity in Random Circuits and Hamiltonian Dynamics
Authors: Yu-Qin Chen, Shuo Liu, Shi-Xin Zhang
Comments: 32 pages, 31 figures
Subjects: Quantum Physics (quant-ph); Disordered Systems and Neural Networks (cond-mat.dis-nn); Statistical Mechanics (cond-mat.stat-mech)
[15]  arXiv:2405.04813 (cross-list from cond-mat.soft) [pdf, ps, other]
Title: Temperature and Solvent Viscosity Tune the Intermediates During the Collapse of a Polymer
Authors: Suman Majumder, Henrik Christiansen, Wolfhard Janke
Comments: 14 pages, 10 captioned figures
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech); Chemical Physics (physics.chem-ph); Computational Physics (physics.comp-ph)
[16]  arXiv:2405.04672 (cross-list from math-ph) [pdf, other]
Title: Enhanced Lieb-Robinson bounds for a class of Bose-Hubbard type Hamiltonians
Authors: Tomotaka Kuwahara, Marius Lemm
Comments: 41 pages, 2 figures
Subjects: Mathematical Physics (math-ph); Statistical Mechanics (cond-mat.stat-mech); High Energy Physics - Theory (hep-th); Quantum Physics (quant-ph)

Wed, 8 May 2024

[17]  arXiv:2405.04436 [pdf, other]
Title: Multiple crossing during dynamical symmetry restoration and implications for the quantum Mpemba effect
Authors: Konstantinos Chalas, Filiberto Ares, Colin Rylands, Pasquale Calabrese
Comments: 25 pages, 5 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Quantum Physics (quant-ph)
[18]  arXiv:2405.04381 [pdf, other]
Title: Limits to positional information in boundary-driven systems
Authors: Prashant Singh, Karel Proesmans
Subjects: Statistical Mechanics (cond-mat.stat-mech); Soft Condensed Matter (cond-mat.soft)
[19]  arXiv:2405.04364 [pdf, other]
Title: Interplay between short-range and critical long-range fluctuations in the out-of-equilibrium behavior of the particle density at quantum transitions
Authors: Davide Rossini, Ettore Vicari
Comments: 13 pages
Subjects: Statistical Mechanics (cond-mat.stat-mech); Quantum Gases (cond-mat.quant-gas); Strongly Correlated Electrons (cond-mat.str-el)
[20]  arXiv:2405.04201 [pdf, other]
Title: Exact calculation of the probabilities of rare events in cluster-cluster aggregation
Authors: R. Rajesh, V. Subashri, Oleg Zaboronski
Subjects: Statistical Mechanics (cond-mat.stat-mech); Biological Physics (physics.bio-ph); Classical Physics (physics.class-ph); Data Analysis, Statistics and Probability (physics.data-an)
[21]  arXiv:2405.04013 [pdf, other]
Title: Nonperturbative thermodynamic extrinsic curvature of the anyon gas
Authors: Mahnaz Tavakoli Kachi, Behrouz Mirza, Fatemeh Sadat Hashemi
Comments: 27 pages, 10 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[22]  arXiv:2405.03997 [pdf, other]
Title: Revisiting Kinetic Monte Carlo Algorithms for Time-dependent Processes: from open-loop control to feedback control
Authors: Supraja S. Chittari, Zhiyue Lu
Subjects: Statistical Mechanics (cond-mat.stat-mech); Systems and Control (eess.SY)
[23]  arXiv:2405.03836 [pdf, ps, other]
Title: Fractional Brownian motion with fluctuating diffusivities
Authors: Adrian Pacheco-Pozo, Diego Krapf
Comments: 10 pages, 3 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[24]  arXiv:2405.03752 [pdf, ps, other]
Title: Hyperuniformity Classes of Quasiperiodic Tilings via Diffusion Spreadability
Authors: Adam Hitin-Bialus, Charles Emmett Maher, Paul J. Steinhardt, Salvatore Torquato
Comments: 15 pages, 11 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Soft Condensed Matter (cond-mat.soft)
[25]  arXiv:2405.04518 (cross-list from physics.soc-ph) [pdf, other]
Title: Competition between self- and other-regarding preferences in resolving social dilemmas
Authors: Chaoqian Wang, Attila Szolnoki
Comments: 22 pages, 6 figures, accepted for publication at New Journal of Physics
Subjects: Physics and Society (physics.soc-ph); Statistical Mechanics (cond-mat.stat-mech); Computer Science and Game Theory (cs.GT)
[26]  arXiv:2405.04451 (cross-list from math-ph) [pdf, ps, other]
Title: Analyticity for classical hard-core gases via recursion
Authors: Qidong He
Comments: 19 pages
Subjects: Mathematical Physics (math-ph); Statistical Mechanics (cond-mat.stat-mech); Probability (math.PR)
[27]  arXiv:2405.04448 (cross-list from quant-ph) [pdf, other]
Title: Exact solution of long-range stabilizer Rényi entropy in the dual-unitary XXZ model
Authors: Jordi Arnau Montañà López, Pavel Kos
Comments: 43 pages, 11 figures
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech)
[28]  arXiv:2405.04358 (cross-list from math-ph) [pdf, other]
Title: Evaluation of integrals for the emptiness formation probability in the square-ice model
Authors: Filippo Colomo, Andrei G. Pronko
Comments: 27 pages, 5 figures
Subjects: Mathematical Physics (math-ph); Statistical Mechanics (cond-mat.stat-mech); Probability (math.PR)
[29]  arXiv:2405.04353 (cross-list from physics.chem-ph) [pdf, other]
Title: Third density and acoustic virial coefficients of helium isotopologues from ab initio calculations
Authors: Daniele Binosi, Giovanni Garberoglio, Allan H. Harvey
Comments: 21 pages, 14 figures
Subjects: Chemical Physics (physics.chem-ph); Statistical Mechanics (cond-mat.stat-mech); Atomic and Molecular Clusters (physics.atm-clus)
[30]  arXiv:2405.04159 (cross-list from cond-mat.quant-gas) [pdf, other]
Title: Maxwell relation between entropy and atom-atom pair correlation
Authors: Raymon S. Watson, Caleb Coleman, Karen V. Kheruntsyan
Comments: 6 pages, 2 figures
Subjects: Quantum Gases (cond-mat.quant-gas); Statistical Mechanics (cond-mat.stat-mech); Quantum Physics (quant-ph)
[31]  arXiv:2405.04019 (cross-list from cond-mat.soft) [pdf, other]
Title: Generalized Langevin dynamics for single beads in linear elastic network
Authors: Soya Shinkai, Shuichi Onami, Tomoshige Miyaguchi
Comments: 13 pages, 1 figure
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech)
[32]  arXiv:2405.03810 (cross-list from quant-ph) [pdf, other]
Title: Bipartite OTOC in open quantum systems: information scrambling and irreversibility
Authors: Baibhab Bose, Devvrat Tiwari, Subhashish Banerjee
Comments: 11 pages, 13 figures
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech); Chaotic Dynamics (nlin.CD)
[33]  arXiv:2405.03766 (cross-list from quant-ph) [pdf, other]
Title: Mitigating errors in logical qubits
Authors: Samuel C. Smith, Benjamin J. Brown, Stephen D. Bartlett
Comments: 20 pages, 17 figures, comments welcome
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech)

Tue, 7 May 2024

[34]  arXiv:2405.03611 [pdf, other]
Title: Network analysis for the steady-state thermodynamic uncertainty relation
Authors: Yasuhiro Utsumi
Comments: 9 pages, 2 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Mesoscale and Nanoscale Physics (cond-mat.mes-hall)
[35]  arXiv:2405.03189 [pdf, other]
Title: Coarsening in Bent-core Liquid Crystals: Intermediate Splay Bend State en route to the Twist Bend Phase
Authors: Nishant Birdi, Nigel B. Wilding, Sanjay Puri, Varsha Banerjee
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[36]  arXiv:2405.03072 [pdf, ps, other]
Title: Sokoban percolation on the Bethe lattice
Authors: Ofek Lauber Bonomo, Itamar Shitrit, Shlomi Reuveni
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[37]  arXiv:2405.03006 [pdf, ps, other]
Title: A hydrodynamic analog of critical phenomena: an uncountably infinite number of universality classes
Authors: Shoko Ii, Ko Okumura
Subjects: Statistical Mechanics (cond-mat.stat-mech); Soft Condensed Matter (cond-mat.soft); Fluid Dynamics (physics.flu-dyn)
[38]  arXiv:2405.02898 [pdf, other]
Title: On the spontaneous magnetization of two-dimensional ferromagnets
Authors: D. Pescia, A. Vindigni
Comments: Submitted to Appl. Phys. Lett
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[39]  arXiv:2405.02707 [pdf, ps, other]
Title: Currents of the Ablowitz-Ladik Chain
Authors: Herbert Spohn
Comments: 8 pages
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[40]  arXiv:2405.02706 [pdf, other]
Title: Resonant-force induced symmetry breaking in a quantum parametric oscillator
Authors: D. K. J. Boneß, W. Belzig, M. I. Dykman
Comments: 22 pages, 6 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Quantum Physics (quant-ph)
[41]  arXiv:2405.02592 [pdf, other]
Title: Hierarchy of emergent cluster states by measurement from symmetry-protected-topological states with large symmetry to subsystem cat state
Authors: Yoshihito Kuno, Takahiro Orito, Ikuo Ichinose
Comments: 13 pages, 4 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Disordered Systems and Neural Networks (cond-mat.dis-nn); Strongly Correlated Electrons (cond-mat.str-el); Quantum Physics (quant-ph)
[42]  arXiv:2405.02552 [pdf, ps, other]
Title: Fock Space and Field Theoretic Description of Nonequilibrium Work Relations
Authors: Andrew J. Baish, Benjamin P. Vollmayr-Lee
Comments: 9 pages, no figures
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[43]  arXiv:2405.02448 [pdf, other]
Title: Confusion concerning the extrapolated endpoint. When will it ever end?
Authors: K. Razi Naqvi
Comments: 12 pages, 1 figure
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[44]  arXiv:2405.03635 (cross-list from cond-mat.mes-hall) [pdf, other]
Title: Nonequilibrium relaxation and odd-even effect in finite-temperature electron gases
Authors: Eric Nilsson, Ulf Gran, Johannes Hofmann
Comments: 16 pages, 10 figures
Subjects: Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Quantum Gases (cond-mat.quant-gas); Statistical Mechanics (cond-mat.stat-mech)
[45]  arXiv:2405.03497 (cross-list from cond-mat.soft) [pdf, other]
Title: Long ranged stress correlations in the hard sphere liquid
Authors: Niklas Grimm, Martin von Bischopinck, Andreas Zumbusch, Matthias Fuchs
Comments: 15 pages, 18 figures
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech)
[46]  arXiv:2405.03362 (cross-list from cond-mat.soft) [pdf, ps, other]
Title: Exploring anisotropic pressure and spatial correlations in strongly confined hard-disk fluids. Exact results
Authors: Ana M. Montero, Andrés Santos
Comments: 6 pages, 4 figures
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech); Chemical Physics (physics.chem-ph)
[47]  arXiv:2405.02889 (cross-list from cond-mat.dis-nn) [pdf, other]
Title: The Griffiths phase and beyond: A large deviations study of the magnetic susceptibility of the two-dimensional bond-diluted Ising model
Authors: Lambert Münster, Alexander K. Hartmann, Martin Weigel
Comments: 15 pages, 17 figures, RevTeX4.2
Subjects: Disordered Systems and Neural Networks (cond-mat.dis-nn); Statistical Mechanics (cond-mat.stat-mech); Computational Physics (physics.comp-ph)
[48]  arXiv:2405.02427 (cross-list from quant-ph) [pdf, ps, other]
Title: On the thermodynamics of two-level Fermi and Bose nanosystems
Authors: Yu.M. Poluektov, A.A. Soroka
Comments: 11 pages, 7 figures
Subjects: Quantum Physics (quant-ph); Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Statistical Mechanics (cond-mat.stat-mech)

Mon, 6 May 2024

[49]  arXiv:2405.02283 [pdf, other]
Title: Thermodynamic constraints on polar active matter hydrodynamics
Authors: Andrea Amoretti, Daniel K. Brattan, Luca Martinoia
Comments: 5.5 + 4.5 pages, no figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Soft Condensed Matter (cond-mat.soft); High Energy Physics - Theory (hep-th)
[50]  arXiv:2405.02271 [pdf, other]
Title: Local number fluctuations in ordered and disordered phases of water across temperatures: Higher-order moments and degrees of tetrahedrality
Authors: Michael A. Klatt, Jaeuk Kim, Thomas E. Gartner III, Salvatore Torquato
Comments: 14 pages, 8 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Soft Condensed Matter (cond-mat.soft)
[51]  arXiv:2405.02003 [pdf, ps, other]
Title: Smoothly vanishing density in the contact process by an interplay of disorder and long-distance dispersal
Authors: R. Juhász, I. A. Kovács
Comments: 8 pages, 6 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Disordered Systems and Neural Networks (cond-mat.dis-nn); Populations and Evolution (q-bio.PE)
[52]  arXiv:2405.01696 [pdf, other]
Title: Added mass effect in coupled Brownian particles
Authors: Long Him Cheung, Christopher Jarzynski
Comments: 13 pages, 5 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech)
[53]  arXiv:2405.01641 [pdf, other]
Title: Spectral form factor in chaotic, localized, and integrable open quantum many-body systems
Authors: Jiachen Li, Stephen Yan, Tomaž Prosen, Amos Chan
Subjects: Statistical Mechanics (cond-mat.stat-mech); High Energy Physics - Theory (hep-th); Chaotic Dynamics (nlin.CD); Quantum Physics (quant-ph)
[54]  arXiv:2405.01640 [pdf, other]
Title: Universal non-Hermitian flow in one-dimensional PT-symmetric quantum criticalities
Authors: Xin-Chi Zhou, Ke Wang
Comments: 18 pages, 4 figures
Subjects: Statistical Mechanics (cond-mat.stat-mech); Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Quantum Physics (quant-ph)
[55]  arXiv:2405.02216 (cross-list from physics.chem-ph) [pdf, other]
Title: Integrating Molecular Dynamics Simulations and Experimental Data for Azeotrope Predictions in Binary Mixtures
Authors: Xiaoyu Wang, Bingqing Cheng
Subjects: Chemical Physics (physics.chem-ph); Statistical Mechanics (cond-mat.stat-mech)
[56]  arXiv:2405.02159 (cross-list from cond-mat.soft) [pdf, ps, other]
Title: Mobility-induced kinetic effects in multicomponent mixtures
Authors: Filipe C. Thewes, Matthias Krüger, Peter Sollich
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech)
[57]  arXiv:2405.02158 (cross-list from quant-ph) [pdf, other]
Title: Energy-filtered quantum states and the emergence of non-local correlations
Authors: Gianluca Morettini, Luca Capizzi, Maurizio Fagotti, Leonardo Mazza
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech)
[58]  arXiv:2405.02102 (cross-list from quant-ph) [pdf, other]
Title: Anomalous transport in the quantum East-West kinetically constrained model
Authors: Pietro Brighi, Marko Ljubotina
Comments: 5 pages, 4 figures
Subjects: Quantum Physics (quant-ph); Statistical Mechanics (cond-mat.stat-mech); Strongly Correlated Electrons (cond-mat.str-el)
[59]  arXiv:2405.02028 (cross-list from cond-mat.dis-nn) [pdf, ps, other]
Title: Many-body Localization Transition of Ising Spin-1 Chains
Authors: Taotao Hu, Yining Zhang, Hang Ren, Yiwen Gao, Xiaodan Li, Jiameng Hong, Yuting Li
Subjects: Disordered Systems and Neural Networks (cond-mat.dis-nn); Statistical Mechanics (cond-mat.stat-mech)
[60]  arXiv:2405.01960 (cross-list from cond-mat.soft) [pdf, other]
Title: Proliferation-driven mechanical feedback regulates cell dynamics in growing tissues
Authors: Sumit Sinha, Xin Li, Abdul N Malmi-Kakkada, D. Thirumalai
Comments: 5 figures. arXiv admin note: text overlap with arXiv:2202.04806
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech); Biological Physics (physics.bio-ph); Cell Behavior (q-bio.CB)
[61]  arXiv:2405.01959 (cross-list from physics.flu-dyn) [pdf, other]
Title: The atomizing pulsed jet
Authors: Yash Kulkarni, Cesar Pairetti, Raphaël Villiers, Stéphane Popinet, Stéphane Zaleski
Subjects: Fluid Dynamics (physics.flu-dyn); Statistical Mechanics (cond-mat.stat-mech); Mathematical Physics (math-ph); Computational Physics (physics.comp-ph)
[62]  arXiv:2405.01954 (cross-list from cond-mat.soft) [pdf, other]
Title: Enhancement of swimmer diffusion through regular kicks: analytic mapping of a scale independent parameter space
Authors: Arnau Jurado Romero, Carles Calero, Rossend Rey
Subjects: Soft Condensed Matter (cond-mat.soft); Statistical Mechanics (cond-mat.stat-mech)
[63]  arXiv:2405.01878 (cross-list from cond-mat.other) [pdf, other]
Title: Aubry transition with small distortions
Authors: O. Cépas, P. Quémerais
Comments: 9 pages, 8 figures
Subjects: Other Condensed Matter (cond-mat.other); Statistical Mechanics (cond-mat.stat-mech)
[64]  arXiv:2405.01627 (cross-list from cond-mat.str-el) [pdf, other]
Title: Dynamical Freezing in Exactly Solvable Models of Driven Chaotic Quantum Dots
Authors: Haoyu Guo, Rohit Mukherjee, Debanjan Chowdhury
Comments: 5 pages, 3 figures with supplement
Subjects: Strongly Correlated Electrons (cond-mat.str-el); Mesoscale and Nanoscale Physics (cond-mat.mes-hall); Statistical Mechanics (cond-mat.stat-mech); High Energy Physics - Theory (hep-th)
[65]  arXiv:2405.01622 (cross-list from cond-mat.dis-nn) [pdf, other]
Title: Interacting quasiperiodic spin chains in the prethermal regime
Authors: Yi-Ting Tu, David M. Long, Sankar Das Sarma
Comments: 12 pages, 9 figures
Subjects: Disordered Systems and Neural Networks (cond-mat.dis-nn); Statistical Mechanics (cond-mat.stat-mech); Quantum Physics (quant-ph)
[ total of 65 entries: 1-61 | 5-65 ]
[ showing 61 entries per page: fewer | more | all ]

Disable MathJax (What is MathJax?)

Links to: arXiv, form interface, find, cond-mat, new, 2405, contact, help  (Access key information)