Zinc Selenide

Zinc Selenide sputtering target is a magnetron sputtering coating technology, with zinc selenide as the main component, has good optical and semiconductor properties, has a wide range of applications in optics, semiconductors, electronics and other fields, and can be used to prepare high-performance optical films, semiconductor devices and electronic components.

Characteristics

Appearance: generally yellow or light yellow.

Chemistry

Density: about 5.27g/cm³;

Hardness: 110 – 130kg/mm on the Knoop scale.

Melting point: 1525℃;

Thermal conductivity: at 298K (about 25℃), the thermal conductivity is 0.18W/(cm・K);

Coefficient of thermal expansion: at 273K (about 0℃), the coefficient of thermal expansion is about 7.1×10-⁶/℃;

Refractive index: at 10.6μm wavelength, the refractive index is about 2.4028;

Modulus of elasticity: Young’s modulus is about 67.2GPa.

Poisson’s ratio: about 0.28

Transmittance: Good transmittance in the visible and infrared regions, usually in the range of 0.5 – 15 μm.

Low Dispersion: It can better focus and transmit light in optical systems, reduce light scattering and distortion, and help improve the performance and imaging quality of optical devices.

Chemical stability: good chemical stability under certain conditions, but may be chemically reactive in some extreme environments such as strong acids and bases.

Applications

Optical field: it is an important material for the preparation of infrared optical components, such as infrared lenses, infrared windows, infrared detectors and so on. In these applications, the thin films prepared using zinc selenide sputtering targets can improve the infrared transmittance and anti-reflective properties of optical components, and enhance the performance of optical systems.

Semiconductor field: It can be used in the manufacture of semiconductor devices, such as in solar cells, photodiodes and other devices, by sputtering zinc selenide thin film can improve the photoelectric conversion efficiency and electrical performance of the device.

Electronic field: used in the coating of electronic devices, such as in flat panel displays, touch panels and other devices, zinc selenide sputtering target can be prepared with good conductivity and optical properties of the film, to improve the display effect and performance of electronic devices.