12065-10-0

Basic information

• Product Name: GERMANIUM SELENIDE
• Synonyms: germaniumselenide(gese);GERMANIUM SELENIDE;GERMANIUM(II) SELENIDE, 99.999%;Germanium(IV)diselenide
• CAS NO: 12065-10-0
• Molecular Formula: GeSe
• Molecular Weight: 151.6
• EINECS: 235-061-4
• Product Categories: Chalcogenides;Materials Science;Metal and Ceramic Science
• Mol File: 12065-10-0.mol
• Article Data: 0

Chemical Properties

• Melting Point: 670 °C(lit.)
• Appearance: /gray orthorhombic crystals or brown powder
• Density: 5.6 g/mL at 25 °C(lit.)
• CAS DataBase Reference: GERMANIUM SELENIDE(CAS DataBase Reference)
• NIST Chemistry Reference: GERMANIUM SELENIDE(12065-10-0)
• EPA Substance Registry System: GERMANIUM SELENIDE(12065-10-0)

Safety Data

• Hazard Codes: T,N
• Statements: 23/24/25-33-36/37/38-50/53-23/25
• Safety Statements: 26-28-36/37/39-45-61-60-20/21
• RIDADR: UN 3283 6.1/PG 3
• WGK Germany: 3
• Hazardous Substances Data: 12065-10-0(Hazardous Substances Data)

Usage

Description

Germanium Selenide, also known as GeSe, is a compound consisting of germanium and selenium elements. It is characterized by its gray ortho-rhomb or brown powder form and is available in 6mm pieces and smaller with a high purity of 99.999%.

Uses

Used in Optoelectronics Industry:
Germanium Selenide is used as a photorefractive material for its unique optical properties, such as high sensitivity to light and the ability to change its refractive index under illumination. This makes it suitable for applications in holography, optical data storage, and optical signal processing.
Used in Solar Energy Industry:
Due to its high absorption coefficient and tunable bandgap, Germanium Selenide is used as an absorber layer material in thin-film solar cells. This allows for efficient conversion of sunlight into electricity and contributes to the development of cost-effective and environmentally friendly solar energy solutions.
Used in Fiber Optics Industry:
Germanium Selenide is used as an optical fiber material for its excellent optical properties, such as low transmission loss and high refractive index. This makes it suitable for long-distance communication and high-speed data transmission in fiber optic networks.
Used in Sensors Industry:
Germanium Selenide is used as a sensing material in various types of sensors, such as gas sensors, temperature sensors, and pressure sensors. Its high sensitivity and selectivity to different stimuli make it an ideal material for detecting and measuring various physical and chemical parameters.

Related news

Optical and spectroscopic characterization of GERMANIUM SELENIDE (cas 12065-10-0) glass films08/05/2019

A previews study of germanium selenide glass films by scanning electron microscopy and atomic force microscopy revealed a heterogeneous surface morphology consisting of granular regions ∼15–50 nm in size, which cause high optical losses. The present work was performed in order to further chara...detailed

High Selective Gas Detection for small molecules based on GERMANIUM SELENIDE (cas 12065-10-0) monolayer08/04/2019

Predictive calculations based on density functional theory (DFT) are used here to study the electronic and optical properties of GeSe monolayer after adsorbing gas molecules (O2, NH3, SO2, H2, CO2, H2S, NO2, CH4, H2O, NO, CO). Our results reveal that for all the gas molecules considered, only NH...detailed

New quaternary thallium indium GERMANIUM SELENIDE (cas 12065-10-0) TlInGe2Se6: Crystal and electronic structure08/02/2019

Crystal structure of a novel quaternary thallium indium germanium selenide TlInGe2Se6 was investigated by means of powder X-ray diffraction method. It was determined that the compound crystallizes in the trigonal space group R3 with the unit cell parameters a = 10.1798(2) Å, c = 9.2872(3) Å. The...detailed

The kinetics of the glass transition and physical aging in GERMANIUM SELENIDE (cas 12065-10-0) glasses08/01/2019

The kinetics associated with the glass transition is investigated using differential scanning calorimetry (DSC) for germanium selenide glasses with Ge content ranging from 0 to 30 at.% and average coordination numbers ranging from 2.0 to 2.6. As Ge content increases, the glass transition region ...detailed

Two-dimensional sheet of GERMANIUM SELENIDE (cas 12065-10-0) as an anode material for sodium and potassium ion batteries: First-principles simulation study07/31/2019

Recently, two-dimensional layered materials have come forth as encouraging candidates for advanced electronic and optoelectronic applications. Anode materials with high energy-density and diffusion rate are fundamental features for the development of non-lithium ion batteries. Based on the densi...detailed

Dimensionality reduction of GERMANIUM SELENIDE (cas 12065-10-0) for high-efficiency thermoelectric applications07/30/2019

Dimensionality reduction has been proved as a feasible route to enhance the performance of thermoelectric materials for renewable energy applications. In this article, we investigate the effect of dimensions reduction on thermoelectric properties of GeSe using the density functional theory and B...detailed

Edge-doping effects on the electronic and magnetic properties of zigzag GERMANIUM SELENIDE (cas 12065-10-0) nanoribbon07/28/2019

Based on first-principles calculations, we studied the effect of phosphorus atoms substitutional doping at the edges of one dimensional zigzag germanium selenide nanoribbon (ZGeSeNR). The formation energies of all the doping configurations are found lower than that of pristine ZGeSeNR, which imp...detailed