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All solid-state batteries welcome technological innovation: The University of Maryland team has prepared high energy density lithium sulfur batteries, which are expected to be used in battery products and electric vehicles and other fields
This is the last project of my doctoral program,For the first time in the world, fully solid-state oxide solid-state lithium-sulfur batteries have been achieved without the need to add any liquid electrolyte.This technology is a technological innovation in the field of solid-state batteries, and is based on the raw materials and preparation methods of the battery, which is conducive to the large-scale commercial production of this all solid-state battery A doctoral graduate from the University of Maryland in the United States...
Intelligent devices 2023-05-14 11:22:18 -
Foreign media reports: China and France will build a lithium battery materials joint venture in Dunkirk
Reported by Reference News Network on May 14thAccording to Reuters on May 12, French President Emmanuel Makron said on the 12th that Xiamen Tungsten New Energy Materials Co., Ltd...
Intelligent devices 2023-05-14 11:21:35 -
On Mother's Day, I will tell you a story about changing the "Apple Family Bucket" for my mother
It's Mother's Day again.Recalling last Mother's Day, I gave my mother a set of iPhone13+AppleWatchSeries7 combinations...
Mobile Internet 2023-05-14 10:23:45 -
IQOONeo8 Series Coming: Standard Edition Equipped with Qualcomm Snapdragon 8+
On May 13th, KuaiTech announced that iQOO will release the iQOONeo8 series on May 23rd. This time, iQOO will launch two models, the Neo8 and Neo8Pro, with the iQOONeo8Pro launching on the flagship platform of the Ketianji 9200+...
Mobile Internet 2023-05-14 10:23:21 -
The performance is completely substandard, and the energy density of the Tesla 4680 battery is 13% lower than that of the 2170 battery
IT Home reported on May 14th that although Tesla CEO Elon Musk has been advocating for the benefits that 4680 batteries can bring, the 4680 batteries produced at this stage seem far from meeting theoretical performance indicators.@TroyTesla calculated based on the results of the Tesla Model Y endurance test released by the EPA, and found that the energy density of the 4680 battery used in a small portion of the standard endurance Model Y models in the United States is 13% lower than the 2170 battery commonly used by Tesla worldwide, with only 229Wh/kg (Texas produced 4680 batteries have a nominal capacity of 244Wh/kg, while the theoretical capacity can reach over 300Wh/kg)...
Mobile Internet 2023-05-14 10:23:21 -
Coin An has officially withdrawn from the Canadian market, stating that it hopes to cooperate with Canadian regulatory agencies
Interface News Reporter | Si LinweiOn May 13th Beijing time, the world's largest cryptocurrency trading platform, Coin An, announced its official withdrawal from the Canadian market. Coin An released this news on its official social media platform, stating that the reason for its withdrawal is due to the recent new regulatory guidelines for cryptocurrencies by Canadian regulatory authorities...
Blockchain 2023-05-13 11:02:21 -
FF91 has produced 40 vehicles: the first phase of delivery will start at the end of May
On May 12th, Tech Planet reported that FaradayFuture released financial report data for the first quarter of 2023, showing a significant decrease in FF's first quarter losses, smooth production of FF91, and normal delivery plans. Among them, the vehicle collision test that attracted the most attention from the outside world successfully passed the test project...
Intelligent devices 2023-05-13 10:25:53 -
Catch up with ChatGPT? Don't worry, set up a flag for iFlytek
This article is the original content of the signature account of the NetEase News NetEase Featured Content Incentive Plan, Mr. Dao Youli...
Intelligent devices 2023-05-13 10:19:17 -
Cryptocurrency Exchange Coin Announces Exit from the Canadian Market
On May 12th, the world's largest cryptocurrency exchange, Coin On, announced its withdrawal from the Canadian market, stating that it is no longer suitable for Coin On due to "new guidelines related to stable currencies and investor restrictions on cryptocurrency exchanges". In recent months, Canada has tightened its regulation of crypto asset trading platforms by introducing a pre registration process, and companies that do not comply with regulations will face potential enforcement actions...
Blockchain 2023-05-13 08:26:46 -
Summary of commonly used functions and time processing in SqlServer
YEAR() The function returns an integer value that represents the year of the specified date, typically used as Year, such as:YEAR('2023-03-1416:50:08.543')--2023REPLACE() The string replacement function is generally used as: Replace (the searched string, the string to be replaced, and the replacement value), such as:REPLACE ('Test Added ',' of ',' Test Data ') -- Test Added Test DataSTUFF() The function is used to delete a specified length of character and insert another set of characters at the specified starting point...
Database Operation Tutorial 2023-05-12 12:13:30 -
Summary of several methods for removing duplicate data in SQL (window function for data deduplication)
catalogueMethod 1: distinctMethod 2: groupbyMethod 3: Window functionWhen using SQL to extract and analyze data, we often encounter scenarios where data is duplicated, requiring us to perform data deduplication and subsequent analysis.Taking the sales report of a certain e-commerce company as an example, we commonly use distinct or group by statements to deduplicate data...
Database Operation Tutorial 2023-05-12 12:13:26 -
Summary of three methods for creating SQL Server databases
catalogue1 Creating a database using SQL Server Management Studio2 Create a database using the CREATE DATABASE statement.3 Creating a database using a templatesummaryThere are three ways to create a database...
Database Operation Tutorial 2023-05-12 12:13:22
