Abstract: The explicit breaking of the PQ symmetry by higher dimensional operators can spoil the dynamical relaxation of the strong CP angle to its minimum of zero. One solution to this PQ “quality problem” is to introduce heavy QCD axions. …
David Dunsky (LBNL) “Dark Radiation Constraints on Heavy QCD Axion Theories” Read More »
ABSTRACT: (This is a Hybrid/ZOOM Meeting) Gravitational waves offer a powerful probe of early Universe phenomena. A particularly well-motivated BSM target for gravitational wave experiments is a first order phase transition in a dark sector, where bubbles of true vacuum nucleate …
Bibhushan Shakya (DESY) – “Gravitational Wave Probes of the Dark Universe” Read More »
In this panel discussion postdocs and students will have the opportunity to ask senior division scientists about how the faculty hiring process typically works and labs and universities, and how to put together a winning faculty application. The panelists will …
Abstract: The Particle Physics Community Planning Exercise (a.k.a. “Snowmass”) is organized by the Division of Particles and Fields (DPF) of the American Physical Society. Snowmass is a scientific study. It provides an opportunity for the entire particle physics community to …
Simone Pagan Griso (LBNL) “Snowmass Reports Highlights – Part 1” Read More »
Abstract: Primordial Black Holes are a potential candidate for explaining some, or even all, of the experimentally inferred dark matter abundance. In this talk I will motivate the existence of Primordial Black Holes and discuss their potential role as a …
James Unwin (UIC) “The Prospect of Nearby Primordial Black Holes” Read More »
ZOOM Information: Join Zoom Meeting https://lbnl.zoom.us/j/94367647939?pwd=UEJQRjhlaGc4dFFqT1c1WEtRSnVRZz09 Meeting ID: 943 6764 7939 Passcode: 531399 This is a HYBRID Meeting Sessler Conference Room: 50A-5132 Abstract: The Particle Physics Community Planning Exercise (a.k.a. “Snowmass”) is organized by the Division of Particles and Fields …
Abstract: The origin of dark matter is a driving question of modern physics. Finding dark matter in the laboratory and elucidating its properties could revolutionize our understanding of the fundamental building blocks of the universe. The common challenges for dark …
Abstract One of the most intriguing questions in physics today is the nature of dark energy that is responsible for the accelerated expansion of the Universe. Three-dimensional maps of galaxies from spectroscopic galaxy surveys provide a giant laboratory to test the …
HYBRID TALK| Hee-Jong Seo “Accelerating Universe through DESI” Read More »
TITLE: Snowmass Report Highlights - Part 3 SPEAKERS: This week, we'll have highlights of the Theory, Rare-Processes and Precision, and Community Engagement Frontiers, presented respectively by the following: Simon Knapen - Theory Frontier Dave Brown - Rare-Processes and Precision Frontier Erin …
SPEAKER: Simone Pagan-Griso – Snowmass Report Highlights – Part 3 Read More »
TITLE: Optical Neutrino Detectors of the Past, Present, and Future ABSTRACT: Large-volume optical detectors are a mainstay of experimental neutrino physics, with several successful implementations in the past decades and larger models on the horizon. Traditionally, such detectors make use …