Indium Selenide

Indium Selenide particles are granular substances with specific microstructure and physicochemical properties composed of the elements indium and selenium, with potential applications in semiconductors, optoelectronics, and other fields.

Characteristics

Appearance: Usually black crystalline powder

Layer structure: similar to graphene, it has a two-dimensional layer structure with strong bonding between atoms within the layers and weak interactions between the layers, which gives it a unique advantage in certain applications, such as potential applications in flexible electronics.

Melting point: The high melting point of around 890°C means that it remains solid at higher temperatures and has good thermal stability.

Semiconductor properties: is an important semiconductor material, its electrical conductivity between conductors and insulators, forbidden band width moderate, which makes it in the electronic devices have a wide range of applications. For example, it can be used to prepare electronic devices such as field effect transistors and memories.

Stability: It has a certain chemical stability at room temperature and pressure, but under certain specific conditions, such as high temperature, strong acid and alkali environment, chemical reaction may occur.

Applications

Semiconductor electronic device field:

Field Effect Transistors (FETs): Due to its high electron mobility and good electrical properties, indium selenide can be used to prepare high-performance field effect transistors. These transistors have important applications in integrated circuits, logic circuits for electronic devices, etc., and can improve the operating speed and integration of circuits.

Memory: e.g. new types of non-volatile memory. Researchers have developed a new type of memory structure consisting of an indium selenide semiconductor layer, a hexagonal boron nitride insulating layer and a conductive graphene layer, which has the ability to quickly write data and store multiple bits of data, and is expected to play an important role in future storage technology.

Optoelectronics field:

Photodetectors: indium selenide has a high light absorption coefficient and good photoelectric conversion performance in the visible to near-infrared wavelength bands, which can be used to make photodetectors for applications in optical communications, environmental monitoring, security monitoring and other fields. For example, in a low-light environment, indium selenide photodetectors can efficiently detect optical signals and convert them into electrical signals.

Solar cells: Indium selenide is a direct bandgap semiconductor material with a bandgap width covering the visible to near-infrared wavelength bands, and as a light-absorbing layer in solar cells it can efficiently absorb sunlight and achieve photoelectric conversion. It can be combined with other materials to prepare highly efficient solar cells.

Light Emitting Diode (LED): By regulating the energy band structure of indium selenide, it can be made to emit light of specific wavelengths, which is used to make light-emitting diodes, with potential applications in display, lighting and other fields.

Sensor field:

Gas sensors: Indium selenide is sensitive to certain gases, and can interact with gases and cause changes in electrical properties. Therefore, it can be used to make gas sensors to detect toxic gases, flammable and explosive gases in the environment, which is of great significance for environmental monitoring and safety protection.

Biosensors: Using the interaction between indium selenide and biomolecules, such as binding with proteins, nucleic acids, etc., biosensors can be prepared for disease diagnosis and biomolecule detection in the field of biomedicine.

Thermoelectric field: Under temperature gradient, indium selenide is able to generate voltage difference and has certain thermoelectric properties. Therefore, it can be used in the preparation of thermoelectric materials and devices to directly convert thermal energy into electrical energy, which has potential application value in waste heat recovery and energy utilisation.

Catalysis field: Indium selenide can be used as a catalyst or a carrier of catalysts in chemical reactions such as organic synthesis and sewage treatment to improve the efficiency and selectivity of the reaction. For example, in some organic reactions, indium selenide can promote the reaction and reduce the activation energy of the reaction.