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...
Record breaking distance measurement for domestic 77 GHz millimeter wave chip packaged antenna
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...
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...
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...
20% faster than C language! Mojo's first large model open download, with performance up to 250 times that of the Python version
Mingmin originates from Aofei TempleQuantum official account | QbitAIMojo, a new language specifically designed for AI, infers LLaMA2 performance250 times better than Python!Even faster than C language20%.Mojo...
Alibaba fined 7.1 billion yuan, Damo Academy promised to track the truth for 100 billion yuan over three years, but Alibaba's ambitions are hard to hide
Recently, Alibaba was fined 7.1 billion yuan by Chinese market regulatory authorities, which has attracted widespread attention and discussion...
Specialization, novelty and unique skill can be implanted into the human body, and the "ace" in the plastic industry opens Xintiandi
Replay suspend 00:07 / 02:26 direct seeding 00:00 Enter full screen 0 Click and hold to drag videos (Economic Information Broadcast by CCTV Finance)Plastic is ubiquitous in people's lives, but the plastic introduced today can overturn people's understanding. It can not only ascend to heaven, but also be implanted into human bodies...
The United States and the West can't bear to belittle Huawei Mate60Pro, even Lin Zhongbin!
Huawei Mate60Pro: China's Technology Counterattack Catches Global AttentionChina's technological breakthroughs: Lin Zhongbin's viewpointChina's technological progress has always attracted widespread attention globally. Recently, Huawei has launched its flagship phone Mate60Pro, which once again puts China's technological strength in the spotlight...
Suzhou Weige Technology Phase II Laying the Foundation! Will delve deeply into the fields of high-purity gas equipment and pan semiconductor equipment
recentlyWeige Technology Phase II Foundation Laying and Phase I Relocation CeremonySuccessfully held in Suzhou Industrial ParkWeige TechnologyWeige Technology200520Weige Technology10030This project is located north of Tingtao Road and east of Xinglong Street, covering an area of15 acresTo the east is the production base of Weige Phase I, which has already been put into operation. This new project includes a research and development and production base of 30000 square meters, including the building area of the headquarters research and development building19803...
CCTV's "News Live Room" column reports on a science popularization activity in Jianshanhu Community, Xiangjiang New Area, Hunan Province
On September 18th, the "News Live Room" of CCTV-13 News Channel reported on the 2023 National Science Popularization Day in Xiangjiang New Area, Hunan, with the theme of "2023 National Science Popularization Day Hunan: Exploring the charm of intelligent manufacturing technology". Among them, the science popularization activities around intelligent manufacturing in Jianshan Lake Community of Xiangjiang New Area in Hunan are in full swing...
Xiao Yang's Talk on the Li Jiaqi Incident: Calling for a Healthy and Honest Live Broadcasting Environment
Recently, there has been a storm of Li Jiaqi's live streaming on social media, which has sparked widespread discussions and doubts. The highly anticipated online anchor Xiao Yangge expressed his opinion in an interview, urging the entire industry to work together to ensure the integrity of the live streaming field and help create a sustainable and healthy atmosphere...
Why don't computers nowadays have an optical drive? The truth about the elimination of optical drives!
Previously, laptops would be equipped with an optical drive, but with the development of technology, the optical drive gradually became unusable. Many computers have removed the optical drive, and now when buying a computer, it is almost impossible to see the optical drive...