Cooling below 4K-adiabatic demag

Cooling below 4K-adiabatic demag - Cryo Symposium Topics An...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
Cryo Symposium Topics An Wind Tunnel Booher Safety Buvaev Laser Cooling Chadda Helium Conservation Cohen Quantum Computing Colbert Preservation Blank LNG Grange Preservation Jie Quantum Measurement Law Surgery Lewis Laser Cooling McLaughlin Materials Monaghan Fermi Lab Neff Tuning Forks Olmo Cleaning Ottens Evanescent Heat Transfer Paster Strength of Materials Radler Laser Cooling Sabri Dashti Space Tanks Teran Cryonics Vail Machining Wang Processor XI Supersolid Huppert Materials Malin Heat Xchangers Prado Presevation Soergel Fuels Bosman Telescopy Bolin Atom Laser
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
1. 1. Evaporative Cooling 2. 2. Dilution Refrigeration 3. 3. Adiabatic Demagnetization Refrigeration Cooling Below 4.2 K-Adiabatic Demag
Background image of page 2
Refrigeration Methods for Very Low Temperatures
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Adiabatic Decompression 1. Compress gas isothermally 2. Insulate cylinder against the flow of heat 3. Allow gas to expand, mechanical work is done on piston at expense of the molecular energy, loss of energy cools gas to lower temperature Experiment: Cooling a rubber band.
Background image of page 4
Decrease B Changing the Boltzmann Distribution by deMagnetizing
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Adiabatic Demagnetization The process of adiabatic demagnetization is similar to that of
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 21

Cooling below 4K-adiabatic demag - Cryo Symposium Topics An...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online