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NIST Center for Neutron Research

7T wet VF

This 7T vertical field wet magnet system has no persistent switch. There are two options for inserts: a top loading CCR insert (4K-600K) and a bottom loading 3He insert.

Magnet Properties
Max Field	7 T
Current at 7 T	89.97 A
Field Calibration	0.0778 T/Amp
Magnet Resistance at 77K	80.4 ohms

Magnet Cool Down Info
LN₂ Pre-Cool Time	1 Hr.
LHe Cool Time	1 Hr.
LHe Consumption	~70 L.

Insert Comparison
Insert	Temp. Range	Sample Space Atmosphere	Prep. Time (to 4K in magnet)	Sample Change (Time to 4K)	Drawing
TL-CCR	4 - 600K	Helium Gas	6 hours	2 hour	Drawing
3He insert	300mK - 300K	Vacuum (below 4K & above 20K)	2 hours	4 hours	Drawing