Silicon Nitride Si3N4 Powder CAS 12033-89-5
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
Aluminium buyers in the US physical metal market have held off on new orders amid fears of a recession triggered by rising inflation and supply chain crises. Spot aluminium trading on the market has been suspended in recent weeks, according to indus…
Oil futures tumbled more than $5 a barrel on news that the Biden administration is considering releasing about 1 million barrels a day from the U.S. Strategic Petroleum Reserve (SPR) for several months to cool surging crude prices.Brent crude futures…
The roble had hit a record low after the West imposed sweeping sanctions on Russia for its aggression in Ukraine. Russia's president recently ordered exports of Russian gas to "unfriendly" countries to be settled in robles. The speaker of Russia's up…
The powder preparation method in which a fast-moving fluid (atomizing medium) impacts or otherwise breaks the metal or alloy liquid into fine droplets and then condenses into a solid powder is called the atomization powdering method.…
Since Lixia, have you noticed that recently the source tea merchants (tea farmers) started to sell this year's spring tea like you, or even the summer tea made since Lixia? As soon as the unfriending tea farmers came, they went straight to sell tea.…
The House of Representatives' 2022 US Competition Act, which would provide comprehensive subsidies for manufacturing and research and adjust existing US trade policies, was passed in an almost entirely partisan vote, to challenge China's growing tech…