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Sep 24 – 29, 2023
US/Eastern timezone

Use of the HIFROST Dilution Refrigerator for the T20 Experiment

Sep 26, 2023, 12:00 PM
30m
Junior D3 (Durham Convention Center)

Junior D3

Durham Convention Center

Talk Low Energy Spin Physics with Lepton, Photon and Hadron Probes Low Energy Spin Physics with Lepton, Photon and Hadron Probes

Speaker

Matthew Roberts (University of Virginia)

Description

I will discuss the importance of the T20 quantity and the basic experimental setup for a measurement of d (γ, n). Multiple measurements have suggested the existence of a channel around 9 MeV above the two nucleon masses in the center of mass frame. This diverges from calculations from current nuclear theory, and this experiment will focus on this new channel and yield information on the nature of any discrepancy. This experiment will immediately follow the experiment on the GDH measurement of the deuteron and use a lot of the same equipment. While the target will be polarized in the GDH experiment, the target will have the tensor component enhanced for the T20 experiment. I will discuss the status of the experiment, as well as the current status of the dilution refrigerator, and the progress being made.

Primary author

Matthew Roberts (University of Virginia)

Co-authors

Dr Blaine Norum (University of Virginia) Dr Brad Sawatsky (Jefferson Lab) Dr Calvin Howell (Duke University) Dr Don Crabb (University of Virginia) Dr Dustin Keller (University of Virginia) Dr Haoyu Chen (University of Virginia) Dr Mohammad Ahmed (North Carolina Central University) Dr Rob Pywell (University of Saskatchewan) Mr Thomas Krahulik (University of Virginia)

Presentation materials