Valencia Workshop on the Small-Scale Structure of the Universe and Self-Interacting Dark Matter

desde lunes, 9 de junio de 2025 (8:00) hasta viernes, 20 de junio de 2025 (17:10)


        : Sessions
    /     : Talks
        : Breaks
9 jun. 2025
10 jun. 2025
11 jun. 2025
12 jun. 2025
13 jun. 2025
16 jun. 2025
17 jun. 2025
18 jun. 2025
19 jun. 2025
20 jun. 2025
AM
8:15 Registration   ()
9:00 Words of IFIC´s director - Nuria Rius (IFIC, Valencia University-CSIC)   ()
9:05 Welcome - Camilo Garcia Cely (IFIC)   ()
9:15 Opening remarks - Manoj Kaplinghat (UC-Irvine)   ()
9:30
Simulations (until 13:20) ()
9:30 Review talk: The state of the art of self-interacting dark matter simulations - Moritz Fischer (LMU)   ()
10:10 Extracting Dark Matter from Dwarfs - Lina Necib (MIT)   ()
10:30 The rich astrophysical phenomenology of a dissipative dark sector - Xuejian Shen (MIT)   ()
10:50 Endo- and exothermic scattering in Milky Way-mass halos - Stephanie O'Neil (University of Pennsylvania, Princeton)   ()
11:10 --- coffee break ---
11:50 A detailed characterisation of low-mass dark matter subhalo tidal tracks via numerical simulations - Alejandra Aguirre-Santaella (Institute for Computational Cosmology, Durham University (ICC Durham))   ()
12:10 Moderated discussion   ()
9:30
Lensing (until 13:00) ()
9:30 Review talk: Strong lensing as a tool for measuring the properties of dark matter - Anna Nierenberg (UC Merced)   ()
10:10 How 30+ quadruply-imaged quasars can constrain self-interacting dark matter - Daniel Gilman (University of Chicago)   ()
10:30 Exploring the identity of dark matter with galaxy strong lensing - Ran Li (Beijing Normal University)   ()
10:50 CDM, SIDM or Baryons: Subhalo detection with simulation-based inference from galaxy-scale strong lenses - Maximilian von Wietersheim-Kramsta (Durham University)   ()
11:10 --- Coffee break ---
11:50 Interpretable Machine Learning for Constraining Self-Interacting Dark Matter in Galaxy Clusters - Ethan Tregidga (EPFL)   ()
12:02 The role of Stellar Velocity Anisotropy and Dark Matter of Massive Ellipticals in H0 inference via Strong Lensing - Vishal Verma (CUNY Graduate Center)   ()
12:14 The “little dark dot”: Evidence for Self-Interacting Dark Matter in the Strong Lens SDSSJ0946+1006? - Shubo Li (National Astronomical Observatories, Chinese Academy of Sciences)   ()
12:26 The dense, low-mass perturbers in B1938+666 and J0946+1006: implications for cold and self-interacting dark matter - Tajalli Maryam (MPA)   ()
9:30
Models of dark matter (until 13:00) ()
9:30 Review talk: Self-interacting dark matter candidates in dark sectors - Xiaoyong Chu   ()
10:10 Self-interacting dark matter and inelasticity - Kallia Petraki (ENS and Sorbonne University)   ()
10:30 Profiling Dark Matter Spikes with Gravitational Waves - Prolay Krishna Chanda (Tata Institute of Fundamental Research, Mumbai)   ()
10:50 Dark matter bound-state formation in the sun - Thomas Hambye (Brussels University (ULB))   ()
11:10 --- Coffee break ---
11:50 Dark sector to the rescue of large neutrino masses in cosmology - Drona Vatsyayan (IFIC (UV-CSIC))   ()
12:02 Dark Matter in an Evanescent Three-Brane Randall-Sundrum Scenario - Alejandro Muñoz Ovalle (IFIC-UV)   ()
12:14 Color-Flavor Locked SIDM - Lorenzo De Ros (TUM)   ()
12:26 Moderated discussion   ()
9:30
Satellites/streams (until 13:19) ()
9:30 Review talk: Particle nature of dark matter with stellar streams - Ana Bonaca (Carnegie Observatories)   ()
10:10 Shaping the Galactic potential: Environment, Mergers & Stellar Tracers - Arpit Arora (University of Washington)   ()
10:30 Using stellar streams as dark matter detectors in the Milky Way-LMC collision - Denis Erkal (University of Surrey)   ()
10:50 The unabridged satellite luminosity function of Milky Way-like galaxies in ΛCDM: the contribution of “orphan” satellites - Isabel Santos-Santos (Institute for Computational Cosmology, Durham University)   ()
11:10 --- Coffee break ---
11:50 Challenges and complexities of studying the fundamental nature of dark matter with stellar streams - Guillaume Thomas (Instituto de Astrofísica de Canarias)   ()
12:10 GravSphere2: An extended higher-order Jeans modeling approach - Andrés Bañares Hernández (Instituto de Astrofísica de Canarias)   ()
12:22 SIDM interpretations of GD-1 and Crater II - Xingyu Zhang (Tsinghua University)   ()
9:20
Models of dark matter (until 13:34) ()
9:30 Signatures of Self-Interacting Dark Sectors - Kimberly Boddy (University of Texas at Austin)   ()
9:50 What is the mass scale of self-interacting dark matter? - Felix Kahlhoefer (Karlsruhe Institute of Technology)   ()
10:10 SIDM with low-temperature reheating - Nicolás Bernal (New York University Abu Dhabi)   ()
10:30 Dynamics of simplified SIDM models during reheating. - Kuldeep Deka (New York University Abu Dhabi)   ()
10:50 Dark Bondi Accretion Aided by Baryons and the Origin of JWST Little Red Dots - Wei-Xiang Feng (Tsinghua University)   ()
11:10 --- Coffee break ---
11:50 Two coincidences are a clue: Probing a GeV-scale dark sector - Yi Chung (Max-Planck-Institut für Kernphysik)   ()
12:10 Moderated discussion   ()
12:40 Conclusions of the week - Yu Hai-bo (University of California, Riverside)   ()
8:15 Registration   ()
9:15 Welcome - Giulia Despali (University of Bologna)   ()
9:25 Logistics - Camilo Garcia Cely (IFIC)   ()
9:30
Simulations (until 13:30) ()
9:30 Review talk: Cosmological baryonic simulations - Andrew Wetzel (University of California, Davis)   ()
10:10 Core Dynamics: a proving ground for dark matter self-interactions - Frank van den Bosch (Yale University)   ()
10:30 An SIDM simulation of the merging cluster El Gordo and its tension between the post collision DM density profiles and weak lensing constraints - Riccardo Valdarnini (SISSA)   ()
10:50 No particle left behind: towards reliable subhalo tracking for all types of dark matter - Benedikt Diemer (University of Maryland)   ()
11:10 --- Coffee break ---
12:10 Dark Matter Halos in beyond-CDM cosmologies - Arka Banerjee (IISER Pune)   ()
12:30 Auriga SuperDarks: Probing Disc Dynamics in an SIDM Universe - Thomas Tomlinson (Durham University)   ()
12:42 Moderated discussion   ()
9:30
Lensing (until 13:20) ()
9:30 Review talk - Simona Vegetti (MPA)   ()
10:10 Not so dark, not so dense: a reassessment of the lensing subhalo in SDSSJ0946+1006 - Andrew Robertson (Carnegie Observatories)   ()
10:30 Breaking the next frontier of SIDM with Euclid - David Harvey (EPFL)   ()
10:50 Measurements of dark matter distributions from galaxy clusters and constraints on dark matter - Susmita Adhikari (Indian Institute of Science Education and Research)   ()
11:10 --- Coffee break ---
11:50 Line-of-Sight Effects on the Brightest Cluster Galaxy Wobble - Felix Vecchi (EPFL)   ()
12:02 Massive neutrinos, extra neutrinos, and other surprises in ΛCDM Cosmology - Helena Garcia Escudero (University of California, Irvine)   ()
12:14 Moderated discussion   ()
9:00
Models of dark matter (until 12:20) ()
9:00 Review talk (CANCELLED) - Oren Slone (Tel Aviv University)   ()
9:40 Extracting dark matter physics from the joint luminosity, stellar dispersion, and galaxy-size distribution of Milky Way satellites. - Francis-Yan Cyr-Racine (University of New Mexico)   ()
10:00 Dark matter spikes with strongly self-interacting particles - Alejandro Ibarra (Technical University of Munich)   ()
10:20 Gravothermalizing into cannibal stars, boson stars, and black holes - Pranjal Ralegankar (SISSA)   ()
10:40 --- Coffee break ---
11:10 Particle production from metric inhomogeneities - Raghuveer Garani (Indian Institute Of Technology–Madras, Chennai)   ()
11:30 Core Collapse Beyond the Fluid Approximation - James Gurian (Perimeter Institute)   ()
11:50 Probing the abundance and internal structure of low-mass DM halos with MW satellites in WDM & SIDM scenarios - Soumyodipta Karmakar (University of New Mexico)   ()
9:30
Models of dark matter (until 13:00) ()
9:50 Quantum theory of dark matter scattering - Ayuki Kamada (University of Warsaw)   ()
10:10 Successful SIDM without light mediators: a dark pion model - Giacomo Landini (CSIC-IFIC)   ()
10:30 Production of velocity-dependent pion SIMPs - Oscar Zapata (University of Antioquia)   ()
10:50 --- Coffee break ---
11:30 A portal to the SM for resonant SIMPS - Luca Marsili (IFIC-University of Valencia)   ()
11:42 Freezing-in Cannibal Dark Matter during early matter domination - Juan Esau Cervantes Hernandez (NCBJ (Warsaw))   ()
11:54 Confining Dark Sectors: Heavy Quarks and Self-Interacions - Giovani Dalla Valle Garcia (KIT)   ()
12:06 Ultra-compact Objects of Non-minimally Coupled Dark Matter - Francesco Benetti (SISSA)   ()
12:18 Thermal evolution of the excited states in inelastic dark matter models - Javier Silva Malpartida (PONTIFICIA UNIVERSIDAD CATÓLICA DEL PERÚ)   ()
12:30 Moderated discussion   ()
9:30
Satellites/streams (until 12:52) ()
9:30 Empirical dark matter profiles with symbolic regression - Tariq Yasin (Oxford University)   ()
9:50 Dark subhaloes in dwarf spheroidal galaxies - Jorge Peñarrubia (Royal Observatory of Edinburgh)   ()
10:10 DarkLight: Insights from the EDGE simulations on how baryons respond to halo evolution and their implications for SIDM - Stacy Kim (Carnegie Observatories)   ()
10:30 The stellar distribution in ultra-faint dwarf galaxies suggests deviations from the collision-less cold dark matter paradigm - Jorge Sanchez Almeida (Instituto de Astrofisica de Canarias)   ()
10:50 New ideas to find ultralight dark matter searches in astrophysical data - Diego Blas (ICREA/IFAE)   ()
11:10 --- Coffee break ---
11:50 The Precision Frontier of Dark Matter Constraints - from Direct Acceleration Measurements - Sukanya Chakrabarti (UAH)   ()
12:10 Novel Challenges in Tracking Self-Interacting Dark Matter Subhalos - Demao Kong (University of California, Riverside)   ()
12:22 Moderated discussion   ()
PM
15:30
Simulations (until 18:50) ()
15:30 Stellar halos as a probe of SIDM - Azadeh Fattahi (Stockholm University - Durham University)   ()
15:50 Exploring solutions to the dwarf galaxy diversity problem - Akaxia Cruz (Simons Foundation)   ()
16:10 Universal subhalo distributions across mass, redshift, hierarchy and cosmology - Jiaxin Han (Shanghai Jiao Tong University)   ()
16:30 --- Coffee break ---
17:10 MARVEL-ous Dark Matter Constraints using Dwarf Galaxies - Ferah Munshi (George Mason University)   ()
17:30 Nature, nurture, and the phase space distribution of the Milky Way's high redshift progenitors today - Balu Sreedhar (University of Seville, Spain)   ()
19:00 Welcome cocktail at the Botanic Garden   ()
15:15
Lensing (until 18:20) ()
15:15 Is the dark substructure in lens J0946+1006 a core-collapsed SIDM subhalo? - Quinn Minor (CUNY Borough of Manhattan Community College)   ()
15:35 The overconcentrated dark halo in the strong lens SDSS J0946 + 1006 is a subhalo: evidence for self-interacting dark matter? - Wolfgang Enzi (Institute for Cosmology and Gravitation Portsmouth)   ()
15:55 Gravitational imaging detection of a 10^6 solar mass object in the strong lens system JVAS B1938+66 - Devon Powell (Max Planck Institute for Astrophysics)   ()
16:15 Emerging Opportunities to Resolve Challenging Observations through Self-Interacting Dark Matter with Mass Segregation - Daneng Yang (Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing 210023, China)   ()
16:35 --- Coffee break ---
17:10 Interacting dark matter dark energy scenarios - Olga Mena (IFIC/CSIC-UV)   ()
17:30 Stress-testing CDM with cluster-lenses - Priya Natarajan (Yale Universtiy)   ()
17:50 Moderated discussion   ()
18:30 Walking tour   ()
16:10 --- Coffee break (with Horchata) ---
15:30
Satellites/streams (until 18:30) ()
15:30 Review talk: Dark matter determinations in Local Group dwarf galaxies - Giuseppina Battaglia (Instituto de Astrofisica de Canarias)   ()
16:10 Feedback-independent constraints on halo structure from extended rotation curves: concentrations challenge LCDM (remote) - Sebastian Trujillo-Gomez (Heidelberg Institute for Theoretical Studies (HITS))   ()
16:30 --- Coffee break ---
17:10 Investigating the effect of stellar bars on the formation of dark matter halo cores - Sioree Ansar (Durham University, United Kingdom)   ()
17:30 Challenges Posed by: Ultra-faint Dwarf Galaxies - Nitya Kallivayalil (University of Virginia)   ()
17:50 Moderated discussion   ()
20:30 Conference dinner   ()
16:30 --- Coffee break at CSIC Casa de la Ciencia ---
15:30
Satellites/streams (until 18:40) ()
15:30 Review talk: Satellite Galaxies and Stellar Streams as Probes of SIDM - Ethan Nadler (UC San Diego)   ()
16:10 Probing Dark Matter From Intact, Disrupting and Disrupted Galaxies - Ting Li (University of Toronto)   ()
16:30 --- Coffee break ---
17:10 Probing Dark Matter Microphysics Using Stellar Streams - Aditya Parikh (Stony Brook University)   ()
17:30 Dark matter halo properties of the Sculptor dwarf spheroidal galaxy. - José María Arroyo-Polonio (Instituto de Astrofísica de Canarias)   ()
17:42 Stellar streams as targets for indirect dark matter searches - Cristina Fernandez (Universidad Autónoma de Madrid)   ()
17:54 Moderated discussion   ()
19:00 Welcome cocktail at SH Inglés: Carrer del Marquès de Dos Aigües, 6, Ciutat Vella, 46002 València, Valencia   ()
15:30
Simulations (until 18:10) ()
15:30 Dark Matter Halo Structural Properties: Substructures and Shapes as challenges for CDM - Carlo Giocoli (INAF-OAS Bologna)   ()
15:50 Dynamical Evolutions in Globular Clusters and Dwarf Galaxies: Conduction Fluid Simulations - Yiming Zhong (City University of Hong Kong)   ()
16:10 Formation of the Little Red Dots from the Core-collapse of Self-interacting Dark Matter Halos - Fangzhou Jiang   ()
16:30 --- Coffee break ---
17:10 Dark matter probes across scales (remote) - Vera Gluscevic (University of Southern California)   ()
17:30 The structure of the Galactic Halo as a Dark Matter Laboratory (remote) - Nicolas Garavito Camargo (University of Arizona)   ()
18:30 Walking tour   ()
12:30 IFIC-SO Colloquium: Prof. Julio F. Navarro, Dark Matter Clues from the Faintest Galaxies - Julio Navarro (University of Victoria)   ()
16:30 --- Coffee break at CSIC Casa de la Ciencia ---
15:30
Simulations (until 18:40) ()
15:30 The AIDA simulations: galaxy formation in SIDM and WDM - Giulia Despali (University of Bologna)   ()
15:50 The response of stellar systems to SIDM halo evolution - Annika Peter (The Ohio State University)   ()
16:10 Stability of Ultra Diffuse Galaxies in CDM (and SIDM) - Filippo Fraternali (University of Groningen)   ()
16:30 --- Coffee break ---
17:10 Dynamical Halos are Better! - Eduardo Rozo (University of Arizona)   ()
17:30 FIRE simulations with SIDM - Robyn Sanderson (University of Pennsylvania)   ()
17:50 Dark Matter Clues from the Faintest Galaxies - Julio Navarro (University of Victoria)   ()
21:00 Conference dinner   ()
12:52 Conclusions of the workshop   ()
13:30 --- Drinks ---
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