leaning out of windows antimatter...
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Canada’s national laboratory for particle and nuclear physics and accelerator-based science
Leaning Out of Windows
Antimatter Seminar
Canada’s national laboratory for particle and nuclear physics and accelerator-based science
Matter-Antimatter Asymmetry and the Neutron Electric Dipole Moment Des Ramsay Researcher – Particle & Nuclear Physics
What is a neutron EDM ?
l
dn = ql
+q
-q
Standard Model : 10-31 e·cm to 10-32 e·cm SUSY: ~10-26 e·cm Best experimental limit: < 3 x 10-26 e·cm Limit in 5 to 10 years: 10-27 e·cm
Solid nickel plate as seen by a fast neutron
1
NICKEL PLATE
1 km
golf ball sized nucleus
golf ball sized nucleus
How to hold the neutrons in a bottle
• Make them ultra cold, ~3 mK (0.003 degrees above absolute zero)
• speed ~7 m/s (25 km/hr)
• long wavelength
• bounce off walls
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