Science and Technology Daily, Beijing, February 18 (Reporter Zhang Mengran) According to the latest research published by the British journal Nature Energy, an international joint team has successfully manufactured perovskite/silicon double-layer single chip batteries. Under outdoor conditions, double-sided series solar cells achieve efficiency that exceeds that of any commercial silicon solar panel...

Science and Technology Daily News (Reporter Wu Changfeng): According to China Electronics Technology 38 Institute, at the 68th International Solid State Circuit Conference (ISSCC2021) held on February 17th, the institute released a high-performance 77GHz (gigahertz) millimeter wave chip and module, achieving the first international integration of two 3-transmitter and 4-receiver millimeter wave chips and 10 channel millimeter wave antennas in a single package, with a detection distance of 38.5 meters, Set a new global record for the farthest detection distance of millimeter wave packaged antennas...

Latest Discovery and InnovationKunming, Science and Technology Daily, February 18 (reporter Zhao Hanbin, correspondent Chen Yan) The reporter learned from the Yunnan Observatory of the Chinese Academy of Sciences on the 18th that the observatory, in cooperation with researchers at the University of Arizona in the United States, found that signals in the optical band can be used as probes to detect the atmospheric escape of hot Jupiter. The internationally renowned journal "Astrophysical Journal Express" published this achievement...

Attention everyone!When using WeChat transferIf this interface appears on your phoneBe vigilantIndicates that there is a significant risk to your current paymentThe "15 minute cooldown period" set by the payment platformVery critical!Credit seller pays firstThe goods did not arrive and people disappearedXiaofang, a college student from a certain place, is a "shopping maniac" who likes to watch live shopping broadcasts when she is idle. Recently, Xiaofang fell in love with a special offer product from a certain anchor named Amway, but the product has been sold out on various shopping platforms...

At the digital experience exhibition of the canal, created by Jiangsu Phoenix Publishing and Media Group Co., Ltd...

Yesterday, five previously rescued red falcons were released from the Cuihu National Urban Wetland ParkYesterday was the 11th "Beijing Wetland Day", and the Cuihu National Urban Wetland Park in Haidian District held a commemorative event to commemorate its 20th anniversary and 10th anniversary of its protective opening. Beijing Youth Daily reporter learned from the Haidian District Garden and Greening Bureau that this year, 287 species of birds were observed in the Cuihu Wetland, an increase of 65% compared to the beginning of its opening...

Reported by Reference News on September 18thAccording to the website of New Scientist magazine in the UK on September 14th, the most advanced quantum communication network to date is spread throughout the Chinese city of Hefei. The quantum metropolitan area network in Hefei is composed of quantum devices and central servers, making it the closest quantum internet that humans currently possess to the level of "invincibility"...

Kwai e-commerce "big brand and big subsidy" upgrade security strategy: exclusive customer service channel to ensure user consumption experienceRecently, Kwai E-commerce's "big brand and big subsidy" channel launched a new upgrade security strategy. On the basis of the previous security mechanism of authenticity of all goods and nine compensation for fake goods, the platform launched a dedicated customer service channel for big brand and big subsidy to meet consumers' demand for targeted consultation and priority processing of orders...

Reporter Zhang QiGuided by the Network Communication Bureau of the Central Cyberspace Administration and the Tax Propaganda Center of the State Administration of Taxation, and hosted by the Cyberspace Administration of the Party Committees of 9 provinces and cities including Shandong, the "Decoding the 'Little Giant' - Specialized, Refined, Special, and New Look at China" online themed promotional activity was launched on September 17th in Weihai, and a 5-day centralized interview was conducted in 5 cities including Weihai, Yantai, Weifang, Zibo, and Jinan.Weihai Baowei New Materials Factory AreaThe output value continues to rise, but there are only 42 workers...

Replay suspend 00:04 / 00:30 direct seeding 00:00 Enter full screen 0 Click and hold to drag videos Construction site.The appearance design of the North Station Building of Changde Station, featuring "Peach Blossoms Blooming and Wuling Soaring", is emerging in its embryonic form...

Xinhua News Agency, Washington, September 17 (Xinhua) - Researchers from institutions such as Cornell University in the United States have recently developed a robot the size of an insect. This quadruped micro robot can not only crawl and jump, but also carry 22 times its own weight...

Xiang Ligang questioned Apple: You have fabricated 5G and the three major operators have not provided 5G signals at all!In recent times, the global mobile phone industry has been known as the "Eight Immortals Crossing the Sea, Each Showing Their Wonders". Huawei's "King Returns" has brought self-developed chips and 5G phones, followed by Xiaomi's release of high-end phones, which will soon followThe launch of iPhone 15,This has made consumers around the world more eager for iPhone15 phones, to the extent that before the release of Apple's new phones, the quiet appearance of Huawei 5G phones caused Apple to plummet more than $140 billion in the US stock market...