Gallium Sulfide

Gallium Sulfide Powder is a high purity white powder compound with semiconductor properties and layered structure that can be used in semiconductor devices, optoelectronic devices, solar cells, catalysis, and many other applications.

Characteristics

Chemical formula: Ga2S3

Molecular weight: about 235.64

Appearance: Usually white powder

Density: Relative density 3.46-3.65g/cm³.

Melting point: 1090-1255°C

Characteristics:

Semiconductor Properties: It is a semiconductor material with a suitable energy band structure, which makes it valuable for important applications in the field of electronics and optoelectronics. The size of its bandgap determines its ability to respond to different wavelengths of light and to control current in electronic devices.

Layered structure: Has a layered structure with layers interacting with each other through weak van der Waals forces. This structure allows gallium sulfide to be prepared as two-dimensional nanosheets or nanoparticles by methods such as mechanical or liquid phase stripping. These two-dimensional structures have unique physical and chemical properties.

Chemical stability: It is relatively stable at room temperature, but can react chemically with some substances under certain conditions. For example, gallium sulfide is soluble in strong alkali solutions and in strong acids such as hydrochloric acid and nitric acid.

Applications

Semiconductor devices: It can be used in the manufacture of electronic devices such as field effect transistors (FETs) and high electron mobility transistors (HEMTs), as well as opto-electronic devices such as light-emitting diodes (LEDs) and lasers. In these devices, gallium sulfide can be used as an active or functional layer to exert its semiconductor properties and realize the control and conversion of current and light.

Solar cells: Due to its suitable energy band structure and light absorption properties, gallium sulfide can be used as an absorber layer material in solar cells to improve the photoelectric conversion efficiency of solar cells.

Catalyst: Gallium sulfide can be used as a catalyst or a carrier of catalyst for the catalytic of some chemical reactions, for example, in some organic synthesis reactions, gallium sulfide can promote the reaction and improve the efficiency and selectivity of the reaction.

Optical field: can be used to prepare optical filters, optical sensors and other optical devices. Its two-dimensional structure of gallium sulfide nanosheets has unique applications in the field of optics, such as in nonlinear optics, optical limiting and other aspects of the potential application value.