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Gallium oxide may refer to Gallium(I) oxide, Ga 2 O; Gallium(III) oxide, Ga 2 O 3 This page was last edited on 8 September 2020, at 13:36 (UTC). Text is available ...
Gallium(III) oxide is an inorganic compound and ultra-wide-bandgap semiconductor with the formula Ga 2 O 3. It is actively studied for applications in power electronics , phosphors , and gas sensing .
At room temperature, gallium metal is not reactive with air and water because it forms a passive, protective oxide layer. At higher temperatures, however, it reacts with atmospheric oxygen to form gallium(III) oxide, Ga 2 O 3. [4] Reducing Ga 2 O 3 with elemental gallium in vacuum at 500 °C to 700 °C yields the dark brown gallium(I) oxide, Ga ...
A 2-inch diameter gallium oxide wafer is pictured at the Hangzhou International Science and Innovation Center of Zhejiang University in Hangzhou, Zhejiang province, China, on May 30, 2022.
The spot price of gallium metal reached 1,975 yuan ($269.95) per kg on Oct. 18, up 18% since the start of July and up 8% since Aug. 1, d Chinese gallium prices hit 7-month high as demand improves ...
Gallium(I) oxide is a brown-black diamagnetic solid which is resistant to further oxidation in dry air. It starts decomposing upon heating at temperatures above 500 °C, and the decomposition rate depends on the atmosphere (vacuum, inert gas, air).
At higher temperatures, however, it reacts with atmospheric oxygen to form gallium(III) oxide, Ga 2 O 3. [34] Reducing Ga 2 O 3 with elemental gallium in vacuum at 500 °C to 700 °C yields the dark brown gallium(I) oxide, Ga 2 O. [33]: 285 Ga 2 O is a very strong reducing agent, capable of reducing H 2 SO 4 to H 2 S.
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