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CALSCALE:GREGORIAN
PRODID:UW-Madison-Physics-Events
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SEQUENCE:0
UID:UW-Physics-Event-7936
DTSTART:20220921T200000Z
DTEND:20220921T210000Z
DTSTAMP:20260414T152659Z
LAST-MODIFIED:20220920T180248Z
LOCATION:5280 Chamberlin Hall
SUMMARY:Results of the SHAFT experiment\, R. G. Herb Condensed Matter 
 Seminar\, Alexander Gramolin\, Riverlane
DESCRIPTION:I present the results of the SHAFT experiment at Boston Un
 iversity to search for axion-like dark matter in the mass range from 1
 2 peV to 12 neV. The experiment is sensitive to the oscillating magnet
 ic field that would be sourced by an axion-like dark matter halo of ou
 r Galaxy interacting with a strong static magnetic field in the lab. W
 e employ toroidal ferromagnetic cores made of powdered iron-nickel all
 oy to enhance the static magnetic field by a factor of 24. Using super
 conducting quantum interference devices (SQUIDs)\, we achieve a magnet
 ic sensitivity of 150 aT/rtHz. This sensitivity allows us to improve\,
  over a part of our mass range\, the existing laboratory limits on the
  electromagnetic coupling of axion-like dark matter.
URL:https://www.physics.wisc.edu/events/?id=7936
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