Design and development of a 10-W, 1.8-K refrigerator for a 21-Tesla, nuclear-magnetic-resonance (NMR) spectrometer magnet.

摘要

A 1.8-K, 10-W refrigerator has been built and tested at LLNL. The first phase involved building a 1.8-K refrigerator at LLNL and building a 40-mm bore, 20.4-T model test magnet at Intermagnetics General, Inc., of Guilderland, New York. Testing of the magn ...