نتایج جستجو برای: n type semiconductor

تعداد نتایج: 2233675  

Journal: :journal of medical signals and sensors 0
mohsen hajizadeh-safar m ghorbani s khoshkharam z ashrafi

gamma camera is an important apparatus in nuclear medicine imaging. its detection part is consists of a scintillation detector with aheavy collimator. substitution of semiconductor detectors instead of scintillator in these cameras has been effectively studied. in this study, it is aimed to introduce a new design of p-n semiconductor detector array for nuclear medicine imaging. a p-n semiconduc...

حسینی, سید ابراهیم, ظهیری, زینب, کبیریان دهکردی, بهنام,

In this paper, we report a new structure for bipolar junction transistors based on concept of surface inversion. This structure is made up of only one PN junction and a metal with appropriate work function connected to the p region which results in an inversion of electrons in the semiconductor near the metal-semiconductor interface, this inversion layer plays the role of emitter n+ region. Sim...

2006
H F Sterling R C G Swann

The simplest semiconductor junction that is used in solar cells for separating photogenerated charge carriers is the p-n junction, an interface between the p-type region and ntype region of one semiconductor. Therefore, the basic semiconductor property of a material, the possibility to vary its conductivity by doping, has to be demonstrated first before the material can be considered as a suita...

Journal: :Materials advances 2021

Trifluoromethylphenyl substituted phthalimides containing oligoselenophene or phenylselenophene substituents were synthesized, and their n-type semiconductor properties photoresponsiveness investigated.

Journal: :Science 2001
Y Cui C M Lieber

Because semiconductor nanowires can transport electrons and holes, they could function as building blocks for nanoscale electronics assembled without the need for complex and costly fabrication facilities. Boron- and phosphorous-doped silicon nanowires were used as building blocks to assemble three types of semiconductor nanodevices. Passive diode structures consisting of crossed p- and n-type ...

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