Properties and stability of gallium nitride
This product series belongs to the STPOWER product portfolio of Italian and French semiconductors, which can significantly reduce the energy consumption and size of various electronic products.…
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This product series belongs to the STPOWER product portfolio of Italian and French semiconductors, which can significantly reduce the energy consumption and size of various electronic products.…
Graphite is a transitional crystal between atomic crystals, metal crystals and molecular crystals. Graphite is an allotrope of carbon, grayish-black, opaque solid, chemically stable.…
This product series belongs to the STPOWER product portfolio of Italian and French semiconductors, which can significantly reduce the energy consumption and size of various electronic products.…
The content of boron in the earth's crust is 0.001%. Boron is black or silver gray solid. Crystalline boron is black, its hardness is second only to diamond, and its texture is brittle.…
Zinc stearate is an organic matter; the chemical formula C36H70O4Zn is a white powder insoluble in water.…
Silicon dioxide is an inorganic compound with a chemical formula of SiO2. Silicon atoms and oxygen atoms are arranged in a long-range order to form crystalline silicon dioxide, and short-range order or long-range disorder is arranged to form amorphou…
This product series belongs to the STPOWER product portfolio of Italian and French semiconductors, which can significantly reduce the energy consumption and size of various electronic products.…
The addition of RDP powder not only improves the elongation of mortar, so as to improve the impact toughness of mortar, but also endows the mortar with good stress dispersion.…
When it comes to display technology, in addition to the traditional LCD and LED liquid crystal display screen, OLED (organic light emitting diode) display technology has become a new mainstream.…
P-test-butyl benzoic acid (PTBBA) is a colorless needle crystal or crystalline powder. It is an important organic synthesis intermediate widely used in chemical synthesis, cosmetics, flavors, and fragrances, etc., such as alkyd resin. Improvers, cutt…
Is boron amorphous or crystalline?Boron can be prepared in several crystalline and amorphous forms. The well-known forms of crystallization are α-rhombohedral (α-R), β-rhombohedral (β-R) and β-tetragonal (β-T). In spec…
What is copper oxide?Copper oxide is an inorganic substance. Copper oxide chemical formula is CuO. It is a black oxide of copper. Slightly bisexual and slightly hygroscopic. Insoluble in water and ethanol, easily soluble in acid, thermally stable, de…
Expandable graphite or exfoliated graphite is made from the naturally occurring mineral graphite. The layered structure of graphite allows molecules to be inserted between the graphite layers. By adding acid, graphite sulfate can usually be converted…
What is the use of aluminum oxide?Medical professionBecause of its hardness, bioinertia and chemical properties, alumina is the preferred material for hip replacement bearings, such as prosthetics, bionic implants, prosthetic eye substitutes, tissue…
Aluminum nitride is a kind of refractory composite ceramic material with hexagonal wurtzite structure. Pure aluminum nitride is blue-white, and aluminum nitride ceramic is usually gray or white. Aluminum nitride is stable at high temperature in inert…
Silicon nitride ceramic materials have excellent properties such as high thermal stability, strong oxidation resistance, and high dimensional accuracy.…
What is copper and nickel alloy called?There are a series of different CuNi alloy, which have different properties and can be used for different purposes, including:Cupronickel: containing 60-90% copper.Constantan: 45% nickel.Monel: at least 52% nick…
Monel alloy is a kind of nickel-copper alloy.…
Us consumers have filed a lawsuit against Mars in a California court on last Thursday, claiming that Skittles contains too much titanium dioxide (E171). Is titanium dioxide harmful to the body?Titanium dioxide is an additive used in pigments, adhesiv…
Russian president demanded that exports of Russian gas to "unfriendly" countries be settled in rubles. The demand has raised concerns in Germany about possible supply disruptions and the impact on industry and households if utilities do not pay in ro…