HEB hot electron bolometer
HMX cyclotetramethylene-tetranitramine
IEEE Institute of Electrical and Electronics Engineers
IHVS Intelligent Highway Vehicle System
IMPATT Impact Ionization Avalanche Transit Time
LHR London Heathrow Airport
LMDS Local Multipoint Distribution System
LNA low-noise amplifier
LO local oscillator
MMIC monolithic microwave integrated circuit
MTBF mean time before failure
NaCl sodium chloride
NRC National Research Council
OSU Ohio State University
PE4 plastic explosive
PETN pentaerythritol tetranitrate
PNNL Pacific Northwest National Laboratory
PSI Physical Sciences, Inc.
QC Quantum Cascade
RDX cyclotrimethylene-trinitramine
RF radio frequency
RTD Resonant Tunneling Diode
SDT signal detection theory
SLED Super Luminescent Diode
STD standard
TIFT Terahertz Imaging Focal Plane Array Technology
TNT trinitrotoluene
TSA Transportation Security Administration
TSL Transportation Security Laboratory
TTDS terahertz time domain spectroscopy
TUNNETT Tunnel Injection Transit Time
UCSB University of California at Santa Barbara
VED vacuum electronic device