Home > Radiological/Nuclear > Technology > Helium 3 Detectors

Helium-3 detectors identify neutrons based on the principle of absorption. The Helium-3 absorbs neutrons and emits high energy particles that are measured as a current and converted to neutron counts. Helium-3 detectors do not identify specific neutron sources.
Manufacturer
Berkeley Nucleonics Corporation (BNC) (1)
D-tect Systems (1)
FLIR Systems, Inc. (3)
Ortec (Ametek) (1)
Sensor Technology Engineering, Inc. (2)
Transportability
Handheld (7)
Mounted (1)
Availability
Commercially Available (7)
Military Only (1)
Unit Cost
< $100 (4)
$5,000 - $10,000 (2)
$50,000 - $100,000 (1)
N/A (1)
Sample Introduction
Vapor/Gas (1)
Other (7)
Sensitivity / Detection Limit
% (3)
cps (2)
mR (1)
Gy (1)
Other (1)
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