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LOW TEMPERATURE ACCESSORY FOR ALTERNATING GRADIENT AND VIBRATING SAMPLE MAGNETOMETER SYSTEMS |
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VARIABLE TEMPERATURE CRYOSTAT SPECIFICATIONS TYPE: Continuous flow liquid helium or nitrogen, must specify (Note: liquid helium only for AGM) TEMPERATURE RANGE: 10 to 473K (liquid helium), 125 to 473K (liquid nitrogen) TEMPERATURE ACCURACY: ±1% of set temperature ±1 K RESOLUTION: 100 mK CRYOSTAT COOL DOWN TIME: 30 minutes to 10 K SAMPLE COOL DOWN TIME: 2 minutes to 10 K (cold cryostat) CRYOSTAT INSIDE DIAMETER: 6 mm (sample zone) CRYOSTAT OUTSIDE DIAMETER: 11 mm (magnet air gap - 20 mm) TEMPERATURE SENSOR: Chromel vs. Au 0.07 atomic % Fe located approximately 10 mm below sample NOISE: STANDARD DEVIATION @ 1 SECOND AVERAGING TIME: 10 to 50 K:<5 microemu 51 to 100 K:<1 microemu 101 to 473 K:<50 nanoemu TEMPERATURE SLEW RATE: Approximately 5 minutes full scale |
CRYOSTAT COLD END ASSEMBLY
CRYOSTAT TRANSFER LINE
CRYOSTAT VAC/GAS CONTROL |
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