Scientists in China Achieve Quantum Key Distribution in Thousand Kilometers of Relay Free Fiber Optics
Hefei, May 29 (Reporter Xu Jing) -- Pan Jianwei and Zhang Qiang of the University of Science and Technology of China, together with Wang Xiangbin of Tsinghua University, Liu Yang of Jinan Institute of Quantum Technology, You Lixing and Zhang Weijun of the Shanghai Institute of Microsystems and Information Technology of the Chinese Academy of Sciences, have cooperated to achieve 1002km point-to-point long-distance quantum key distribution in optical fibers by developing technologies such as low crosstalk phase reference signal control and extremely low noise single photon detectors, Not only has it set a world record for fiber optic relay free quantum key distribution distance, but it also provides a solution for high-speed backbone links in intercity quantum communication. The relevant research results were recently published in the international academic journal "Physical Review Letters"...
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China's sanctions have come, banning the sale of key equipment by American giants. Foreign media: Will Apple be the next?
Jay Chou - Qilixiang_ 202319171429.mp34:56From Fun Technology ShowThis article is original, please do not plagiarize or move, violators will be held accountableThe rumor that Meiguang Technology has not passed network security censorship in China has spread, and this US company has an 11% revenue share in the Chinese market, reaching a peak of 58%...
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SMIC won the "bet" and TSMC never dreamed that the "sanctions" would come so quickly
Jay Chou - Sunshine Homeboy_ 202319171511.mp33:40From the Science and Technology New Knowledge MuseumThis article is original, please do not plagiarize or move, violators will be held accountableThe global chip sales market is hot, and giants such as TSMC and SMIC are constantly adding to the chip manufacturing industry...
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12GB+256GB+5000mAh+67W, which has now dropped to 1669 yuan, making the price of the San Zhao flagship more affordable
On the surface, the competition for high-end flagship products in China is very fierce. Major mobile phone manufacturers are promoting their own high-end flagship products, which makes people feel like they are selling very well...
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A Large Electric Cayenne Comes with 800V High Voltage Charging, Fast Range, Breaking Thousand Dayun Long Range H8 Real Shot Review
The trend of ideal six seater cars with medium and large sizes is in the ascendant, making many fathers exclaim 'true fragrance'! But the ideal car is not pure electric after all, and the market for large six seater SUVs in pure electric vehicles is relatively blank. Not long ago, at the automotive aftermarket exhibition held in Shenzhen, we saw the Dayun Far East H8, which intends to fill this gap...
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Honor finally "conscience", 5100 large battery thousand yuan machine dropped to the lowest price, at most 500 cheaper
At present, there are many thousand yuan models on the market, but most of them are based on heap parameters and performance. The press conference talked about them very well, but the offline experience is not satisfactory...
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Lost the bet? The outcome of the 5G dispute has been announced, American media: It's really sanctioning loneliness!
followprefaceGlobal 5G Standard Essential Patent ListPatent ownership of 5G technologyAs a standard for evaluation, the publication of this list is also considered the official outcome of the "5G debate" among countries in recent years.In this list, companies from ChinaHuaweiTop the list, and there are also 5 other companies from China on the list...
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Huawei has been sanctioned, Xiaomi has switched to small chips, OPPO has abandoned Zheku, and domestic chips have suffered a complete collapse?
If you like this article, please click on theFollowNot long ago, new breakthroughs were made in chip technology in the United States. Although it is only at the laboratory level and cannot be converted into industrial productionThis also means that the United States has made significant achievements in the field of chips, while in contrast, China's chip research and development situation is not very good...
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Did you lose the bet? The outcome of the "5G controversy" has been announced, and American media: it's really sanctioning a "lonely" person
Wen | QingshanEditor | Whale HongBefore reading this article, we sincerely invite you to click on itFollowIt not only facilitates your discussion and sharing, but also brings you a different sense of participation. Thank you for your support...
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How can San Francisco gradually become a paradise for drug users?
When it comes to San Francisco in the United States, what do you think?'Silicon Valley' may be the first word that pops into people's minds, and countless well-known technology giants, such asAppleGoogleTwitterFacebookThey are all located here.In the imagination of many international students who aspire to work in North American technology giants, Silicon Valley should be filled with energetic technical personnel, each with an expensive cup of cold squeezed juice, eagerly leading the digital revolution in the office...
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Is there any conspiracy by Musk to maliciously give Chinese workers a monthly salary of tens of thousands?
As Tesla's production in China gradually expands, Musk's high salary treatment for Chinese workers (general workers) has attracted widespread attention. Some people believe that this is Musk's conspiracy aimed at disrupting the order of the Chinese manufacturing market...
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How tough is the crucible? Even molten steel at over a thousand degrees Celsius cannot melt it. What material is the crucible made of
A crucible is a container used to melt materials such as metals and ceramics. Crucibles play an important role in industrial production, especially in fields such as metallurgy, chemistry, and oil refining...
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