Spot market dynamics: February 28, the average price of 20mm three-level seismic rebar in 31 major cities 4868 yuan/ton, compared with the last trading day down 1 yuan/ton; Shanghai rebar's dollar-denominated index closed at 770.38, up 1.31%. To be s…
Russia Ukraine formal war on the price of the product…
Russia Ukraine formal war on the price of the product…
After falling last week, international gold futures edged up on Monday, posting their second gain in seven sessions. Gold futures for April delivery rose 20 cents, or less than 0.1%, to settle at $1,929.50 an ounce on the New York Mercantile Exchange…
Gold futures for April 2022, the most actively traded contract on the New York Mercantile Exchange gold futures market, rose 0.2 U.S. dollars, or 0.01 percent, to close at 1,929.5 U.S. dollars an ounce on Friday. Federal Reserve Chairman Jerome Powel…
China's oil prices are expected to rise for the fourth consecutive year after hitting an eight-year high On March 2, the international oil price rose sharply due to the situation between Russia and Ukraine and other factors. The main bre…
Progress in the preparation of graphene nanoribbons will affect the price of ucs graphene The integration of silicon-based transistors is approaching t…
Progress in the preparation of graphene nanoribbons will affect the price of graphene smartphone The integration of silicon-based transistors is approa…
The European Central Bank will hold a meeting on interest rates, with inflation in the euro zone already soaring to a record high, and the signal from the meeting will be crucial to the market. In terms of economic data, the U.S. trade data for Janua…
Recently, I learned from the University of Science and Technology of China that the team of Professor Zhu Yanwu of the school cooperated with the Shanghai Institutes for Advanced Study of the Chinese Academy of Sciences, Changzhou Sixth Element Mater…
Recently, I learned from the University of Science and Technology of China that the team of Professor Zhu Yanwu of the school cooperated with the Shanghai Institutes for Advanced Study of the Chinese Academy of Sciences, Changzhou Sixth Element Mater…
Perovskite solar cells have ultra-long stability the new material graphene structure application Perovskite holds great promise for further improvements in the efficiency of solar panels in the future. Until now, their short service life has been con…
In this article, we will talk about the problems when water reducer meets different kinds of cement and solutions.…
Praseodymium nutride is also known as prN powder. Praseodymium is used to make high-end electronic devices, such as sputtering targets and phosphors. coatings, etc. Purity: 99.5%Particle Size: -100 Mesh Praseodymium Nitride PrN Pulver: Praseody…
The lithium-ion battery has a nominal voltage of 3.7V (3.6V) and a charge cut-off voltage of 4.2V…