Significant improvement in efficiency of third-generation solar cells

Significant improvement in efficiency of third-generation solar cells

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...

Be vigilant when this line appears during mobile transfer!

Be vigilant when this line appears during mobile transfer!

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...

Adding Energy to Sports Through Technology (Sports Mission Hills)

Adding Energy to Sports Through Technology (Sports Mission Hills)

The venue reservation is completed with one click, the "face brushing" automatically opens the gate, and the water temperature and quality are clear at a glance....

287 bird species were observed in Cuihu Wetland this year

287 bird species were observed in Cuihu Wetland this year

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...

China's first set, successful sea trial!

China's first set, successful sea trial!

Recently, China's first marine floating thermoelectric power generation device, led by the Guangzhou Marine Geological Survey of the China Geological Survey, successfully completed sea trials, marking a crucial step forward in China's marine thermoelectric development and utilization from land trials to offshore engineering applications.Ocean thermal energy refers to the thermal energy formed by the temperature difference between the surface seawater and the deep seawater in the ocean...

Attention from British media: Hefei operates the most advanced quantum metropolitan area network

Attention from British media: Hefei operates the most advanced quantum metropolitan area network

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"...

Zaozido | Kwai e-commerce

Zaozido | Kwai e-commerce "big brands and big subsidies" upgrade security strategy; Jitu Express Global Plan Hong Kong IPO

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...

Robots that can learn work in intelligent factories, allowing carbon fiber arrow stem errors to be controlled within micrometers

Robots that can learn work in intelligent factories, allowing carbon fiber arrow stem errors to be controlled within micrometers

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...

The steel truss roof of the North Station Building of Changde Station has been successfully lifted! Appearance design prototype display

The steel truss roof of the North Station Building of Changde Station has been successfully lifted! Appearance design prototype display

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...

Insect sized robots can carry items weighing 22 times their own weight

Insect sized robots can carry items weighing 22 times their own weight

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!

Xiang Ligang questioned Apple: You have fabricated 5G and the three major operators have not provided 5G signals at all!

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...

Two recent incidents of aircraft deviating from the runway in East China: Civil Aviation East China Bureau Inspects Jinan Airport

Two recent incidents of aircraft deviating from the runway in East China: Civil Aviation East China Bureau Inspects Jinan Airport

The author recently learned that a joint inspection team consisting of the East China Civil Aviation Bureau, Shandong Civil Aviation Supervision Bureau, Shanghai Civil Aviation Supervision Bureau, Zhejiang Civil Aviation Supervision Bureau, Pudong Airport, and Nanjing Airport conducted a joint inspection of Jinan Airport from August 8 to August 11, 2023.(Picture of the bird drive track set up within the flat range of the runway landing strip at Jinan Airport)The joint inspection team has put forward suggestions regarding the situation where the bird drive track of Jinan Airport is located within the flat range of the lifting strip...