Semiconductor radiation detectors play an important role in radiation instrumentation. They have many advantages due to their small size, outstanding energy resolution in nuclear spectroscopy, easy pixilation for high spatial resolution and ability of integration with readout electronics. Advancement in microelectronic industry made silicon one of the most popular material for radiation detecto...

Avalanche Photodiodes (APDs) connected with quenching circuits can be used for single photon detection. This semiconductor photon detector has a better performance than photomultiplier. The principles and applications of APDs are presented. Features, performance of different commercial devices are introduced and compared. Recent research progress based on the improvement of quenching circuits a...

Please make the following corrections on subject report. Figures 3-2 and 3-3 should be replaced by the attached figures. Page 91, line 12 should be changed to read "The Fano factor established by these measurements is .30 ± 0.03 which is entirely consistent with the approximate value of 0.32 derived from Van Roosbroeck's curves."

Solid-state neutron detectors utilize latest advancement in semiconductors for development of efficient and economical neutron detectors. The recent shortage and price increase of He-3 resulted in more incentive to reach maturity of this technology and enable replacement of gas based neutron detectors. Solid state neutron detectors provide important advantages over current neutron detectors suc...

Variety of applications of fast neutron detection utilize thermal neutron detectors and moderators. Examples include homeland security applications such as portal monitors and nuclear safeguards which employ passive systems for detection of fissile materials. These applications mostly rely on gas filled detectors such as 3He, BF3 or plastic scintillators and require high voltage for operation. ...