New benchmarks for direct detection of freeze-in dark matter in vector portal models

arXiv:2603.16863 · hep-ph, astro-ph.CO · Submitted 2026-03-17 · Read on arXiv

hep-ph, astro-ph.CO

Submitted: 2026-03-17

Updated: 2026-09-23

Code: https://github.com/prudhvibhattiprolu/FreezeIn

Terminology

• Reheating — 56× in this paper · explained in 2 episodes
• Abundance — 43× in this paper · explained in 1 episode
• Benchmark — 11× in this paper · explained in 2 episodes
• Quantization — 3× in this paper · explained in 12 episodes
• Boltzmann Equation — 2× in this paper · explained in 2 episodes
• Consistency — 2× in this paper · explained in 3 episodes
• DM and Standard Model — 1× in this paper
• Phase Transitions — 1× in this paper · explained in 2 episodes
• Scattering of Solar Neutrinos with the LUX-ZEPLIN — 1× in this paper

Sources

• Dark Matter
• WIMP Dark Matter Search using a 3.1 Tonne-Year Exposure of the XENONnT Experiment
• Dark Matter Search Results from 4.2 Tonne-Years of Exposure of the LUX-ZEPLIN (LZ) Experiment
• Dark Matter Search Results from 1.54 Tonne$\cdot$Year Exposure of PandaX-4T
• Direct Detection of Sub-GeV Dark Matter
• First Direct Detection Limits on sub-GeV Dark Matter from XENON10
• First results from the CRESST-III low-mass dark matter program
• First observation of single photons in a CRESST detector and new dark matter exclusion limits
• SENSEI: First Direct-Detection Results on sub-GeV Dark Matter from SENSEI at SNOLAB
• Light Dark Matter Constraints from SuperCDMS HVeV Detectors Operated Underground with an Anticoincidence Event Selection
• Search for low-mass electron-recoil dark matter using a single-charge sensitive SuperCDMS-HVeV Detector
• Search for dark matter particle interactions with electron final states with DarkSide-50
• Search for low-mass dark matter WIMPs with 12 ton-day exposure of DarkSide-50
• Search for light dark matter with ionization signals in the PandaX-4T Experiment
• Search for Light Dark Matter with 259-day data in PandaX-4T
• Light Dark Matter Search with Ionization Signals in XENON1T
• Search for Light Dark Matter in Low-Energy Ionization Signals from XENONnT
• Probing Benchmark Models of Hidden-Sector Dark Matter with DAMIC-M
• First Dark Matter Search Results from the LUX-ZEPLIN (LZ) Experiment
• A search for new physics in low-energy electron recoils from the first LZ exposure

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• Probing Memory-Burdened Primordial Black Holes with High-Energy Neutrinos
• Enhanced Dark Matter Quantum Sensing via Phase-Space Geometric Interferometry
• Axions as Dark Matter, Dark Energy, and Dark Radiation