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Magnesium oxide (MgO) single crystal substrates Customized

Element Symbol:MgO
CAS:1303-00-0
Model:Sup-MgO
Shape:Wafer, Disc or ingot
Thickness:[N/A]
Dimension:[N/A]
(Note: Purity, shape, thickness, and dimensions can all be customized)

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Magnesium oxide (MgO) single crystal substrates are widely used in many thin film technology fields. Such as the production of magnetic films, semiconductor films, optical films and high-temperature superconducting films.

Note: Purity, shape, thickness, and dimensions can all be customized,Please feel free to contact us for more details.

Main performance parameters

Crystal growth method

Special Arc Melting

Crystal structure

Cube

Lattice constant

a=4.130 Å

Melting point(℃)

2800(℃)

Purity

99.95%

Density(g/cm3)

3.58(g/cm3)

Hardness

5.5(mohs)

Coefficient of thermal expansion

11.2x10-6(/℃)

Cleavage plane

<100>

Optical Transmission

>90%(200~1000nm)

Dielectric constants

ε= 9.65

thermal conductivity

36 W/m.k @ 300°K

Size

5x5,10x10,20x20,30x30mm ,Ø50.8 mm

Thickness

0.5mm,1.0mm

Polishing

Single-sided or double-sided

Crystal orientation

<001>, <110>,<111>

Crystal plane orientation accuracy

±0.5°

Edge orientation accuracy

2°(Special requirements can reach within 1°)

Ra:

≤5Å(5µm×5µm)

Package

Class 100 clean bag, Class 1000 super clean room

Physical Properties:

- Melting Point: About 2852°C, showcasing high thermal stability.

- Electrical Conductivity: MgO is a good insulator with low electrical conductivity.

- Thermal Conductivity: It exhibits relatively high thermal conductivity, making it suitable for high-temperature applications.

Applications:

1. Semiconductor Substrates: MgO is commonly used as a substrate for high-temperature superconductors and other oxide semiconductors.

2. Insulation Material: Due to its excellent insulating properties, MgO is used in electrical insulation layers.

3. Optical Applications: In optical devices, MgO can function as window materials and mirrors.

4. Catalyst Support: MgO serves as a support for catalysts in certain catalytic reactions.

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