Is zirconium carbide ZrC a ceramic?
Zirconium carbide (ZrC) is an extremely hard refractory ceramic material that is commercially used for cutting tooltips. It is usually processed by sintering.…
Zirconium carbide (ZrC) is an extremely hard refractory ceramic material that is commercially used for cutting tooltips. It is usually processed by sintering.…
Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…
As the European Union tries to reduce its dependence on Russian energy, the Russian president recently said Russia would try to shift its energy exports to the east, adding that there was no way for European countries to give up Russian gas immediate…
Calcium nitride, with the compound formula of Ca₃N₂, is a brown powder that oxidizes in the air and dissolves in dilute acid. Calcium nitride is the main raw material for high-end phosphors.…
Copper silicide (Cu5Si) is a binary silicon compound of copper and an intermetallic compound, which means that its properties are between ionic compounds and alloys.…
This article will introduce the dispersion, lubrication and steric resistance of water reducer.…
The World Bank expects global economic growth to slow significantly, from 5.5% in 2021 to 4.1% in 2022 and further to 3.2% in 2023. Growth in East Asia and the Pacific is expected to slow to 5.1 percent in 2022, reflecting the impact of China's econo…
Water reducer is a special chemical product added to the concrete mixture before pouring, belonging to a kind of concrete admixture.…
Factors affecting the shipping price of warehouse logistics In the process of international transportation, there are many factors affecting the price of transportation, in addition to some fuel and labor costs, there are many important…
French scientists have confirmed for the first time through genome sequencing that the "deltacron" variant of the new coronavirus that has previously attracted a lot of attention does exist, which combines the mutations in the new coronavirus delta v…