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QMAP Particles/Cosmology - Erwin Tanin

Description Speaker: Erwin Tanin (Stanford)
Title: Gradient-produced neutrinos and their observable implications
Room: 3024
Host: Hsin-Chia Cheng
Abstract: I present ongoing work on a previously underexplored Standard Model mechanism with potentially important consequences. It is well known that sufficiently strong electric fields can produce charged‑particle pairs via the Schwinger effect. We argue that steep matter‑density gradients, as can arise in neutron star interiors, can analogously produce neutrino–antineutrino pairs. We discuss observational signatures of these gradient‑produced (anti)neutrinos and how they could provide new probes of neutron‑star structure and baryon-dense QCD.
Date Mon, March 16, 2026
Time 1:30pm-3:00pm PDT
Duration 1 hour 30 minutes
Access Public
Created by High-Energy Seminars
Updated Wed, March 11, 2026 11:52am PDT

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