Cadmium Selenide (CdSe)-Pieces

Characteristic

 

Cadmium selenide is an inorganic compound with the formula CdSe. It is a black to red-black solid that is classified as a II-VI semiconductor of the n-type.




Chemical formula：CdSe

Molar mass：191.385 g·mol−1

Appearance：Black, translucent, adamantine crystals

Odor：Odorless

Density：5.81 g cm−3

Melting point“1,240 °C (2,260 °F; 1,510 K)

Band gap：1.74 eV, both for hex. and sphalerite

Refractive index (nD)：2.5

Crystal structure：Wurtzite

 


Application

 

Cadmium selenide is applied in opto-electronic devices, laser diodes, biomedical imaging, nanosensing, high-efficiency solar cells and thin-film transistors.