Cadmium Selenide (CdSe)-Powder

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

CAS#:1306-24-7

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




CdSe material is transparent to infra-red (IR) light and has seen limited use in photoresistors and in windows for instruments utilizing IR light. The material is also highly luminescent. CdSe is a component of the pigment cadmium orange.