Passive type moving object detection system

Passive-type infrared detector with elongated detection areas

Passive-type infrared sensor system for detecting human body

Patch coupled infrared photodetector

Pathlength-independent methods for optically determining...

Patient support for use with mobile gamma camera

Pattern defect inspection method and its apparatus

PbS-PbSe IR detector arrays

Pellet for use in spectrometry, method of preparing the...

Peltier cooled lithium-drifted silicon x-ray spectrometer

Pencil-shaped radiation detection ionization chamber

Penetration sensing system with radiation-emitting material

Performance solid state detectors

Perimeter sensing device

Period meter for reactors

Periodically alternating path and alternating wavelength bridges

Perlite expansion density control system

Persistent photoconductivity quenching effect crystals and elect

Personal dosimeter having a volume of gas atop an integrated cir

Personal electronic dosimeter