Germanium selenium Antimony Arsenic Tellurium sputtering target is a kind of sulfur compound sputtering target composed of germanium (Ge), antimony (Sb), selenium (Se), tellurium (Te) and other elements, which has the characteristics of adjustable optical bandgap, excellent optical and electrical properties, and good thermal and chemical stability.
Characteristics
Composition adjustability: Germanium selenium Antimony Arsenic Tellurium is a sulfur compound composed of four elements, namely, germanium (Ge), antimony (Sb), selenium (Se) and tellurium (Te), and the physical and chemical properties of the material can be adjusted in a wider range, such as optical bandgap, refractive index, etc., by changing the ratio of these four elements to meet the requirements of different applications. By changing the ratio of these four elements, the physicochemical properties of the material can be adjusted within a wide range, such as optical band gap, refractive index, etc., to meet the specific requirements of different applications.
Broad Spectrum Absorption: Germanium selenium Antimony Arsenic Tellurium has good light absorption ability, and its absorption spectrum covers a wide band from visible light to infrared light, which makes it able to effectively absorb different wavelengths of light in optoelectronic devices and improve the utilization rate of light.
High refractive index: high refractive index, can be used to manufacture optical components, such as lenses, prisms, etc., to achieve efficient refraction and focusing of light, to enhance the performance of optical systems.
Remarkable nonlinear optical effect: It shows large nonlinear optical coefficient, which can be used to manufacture optical modulators, optical switches and other nonlinear optical devices to realize efficient processing and control of optical signals, which has important application value in the field of optical communications and optical information processing.
Unique electrical properties: Germanium selenium Antimony Arsenic Tellurium has semiconductor properties, and its electrical properties can be regulated by means of changing the elemental composition and doping, such as adjusting the carrier concentration, mobility, etc., so as to achieve the optimization of the material’s electrical conductivity and photoconductivity, and it is suitable for the preparation of a variety of semiconductor devices, such as photodetectors and transistors. Detectors, transistors, etc.
Good thermal and chemical stability: under a certain temperature and chemical environment, it can maintain the relative stability of its physical and chemical properties, which ensures the reliability and repeatability of the sputtering coating process and the device made in the process of use, so that it can adapt to a variety of complex working conditions.
Amorphous or microcrystalline structure: Usually has an amorphous or microcrystalline structure, this structural characteristics of the material does not exist within the obvious grain boundaries, reducing the scattering of light and electron scattering, is conducive to improving the optical and electrical properties of the material.
Good uniformity: In the preparation process, through appropriate process control, the target material with uniform composition and structure can be obtained, thus ensuring good uniformity and consistency of the film deposited in the sputtering coating process, which is crucial for improving the performance and stability of the device .
Applications
Optical communication: Germanium selenium Antimony Arsenic Tellurium is used in the manufacture of waveguides, optical amplifiers, optical filters and other devices for optical communication, utilizing its adjustable optical bandgap and nonlinear optical properties to realize the transmission, amplification and filtering of optical signals, and to improve the performance and capacity of optical communication systems.
Optical storage: Based on its good optical properties, it can be used to manufacture optical storage media such as rewritable optical discs, holographic storage materials, etc. It realizes data storage and reading through laser irradiation by changing the optical state of the material, and it has high storage density and reading/writing speed.
Photodetection: Germanium selenium Antimony Arsenic Tellurium can be prepared into photodetectors for detecting and responding to different wavelengths of light, which are widely used in the fields of environmental monitoring, biomedical detection, industrial automation, etc., e.g., for detecting pollutants in the atmosphere, fluorescent signals in living organisms.
Infrared imaging: Due to its better light absorption and response characteristics in the infrared band, Germanium selenium Antimony Arsenic Tellurium can be used in the manufacture of infrared detectors and infrared imaging devices, infrared radiation into electrical signals or visible light signals, to achieve infrared imaging of the object, in the military, security, aerospace and other fields It has important applications in military, security, aerospace and other fields.
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