The world's first! Chinese scientists have made significant breakthroughs
The joint team of Professor Wang Xingjun, Professor Peng Chao, and Researcher Shu Haowen from the School of Electronics at Peking University has made a breakthrough in the field of ultra high-speed pure silicon modulators, achieving the world's first pure silicon modulator with an electro-optic bandwidth of 110GHz.This is the first 1GHz silicon modulator reported by Intel in the journal Nature in 2004,For the first time internationally, the bandwidth of pure silicon modulators has been increased to over 100GHz...
In the eyes of Indians: India is far ahead of China's "top 5 high-tech", see what they have
Copywriting|HaoEdit|HaoprefaceHave you ever believed that India is a backward and poor country? But would you be surprised if I told you that India actually has many high-tech technologies far ahead of China?Recently, an authoritative Indian technology media released a report listing India's leading technologies in six major high-tech fields compared to China. This undoubtedly poses a challenge to our stereotypes...
Have you lost a lot? China undertook the construction of Indonesia's high-speed rail, and it was only after its opening that it fully understood that it was not an ordinary skill
One TalkEdit | One TalkWhen it comes to high-speed rail, I have to mention ChinaThe total operating mileage of high-speed rail exceeds 31000 kilometers,Ranking first in the world,Infrastructure Demon.,,yesYawan High Speed Railway...
Foxconn was found to have an annual revenue of over 500 billion yuan and paid 3.3 billion yuan in taxes. Some land will be reclaimed?
Recently, a news about Foxconn being investigated has attracted widespread attention. What's wrong with this globally renowned electronics manufacturer? This article will uncover the truth behind this incident for you...
Why do high-speed rail seats have ABCDF but not E? I finally understand today
Have you ever had a small question in your heart when taking the high-speed trainWhy do the seat labels on the carriage have A, B, C, D, F, but skip E?Do you think this design is like an unsolvable mystery hanging in your mind?Not afraid, today we will unveil this small mystery of high-speed rail together!When we sit on high-speed rail seats, we may rarely realize the design philosophy behind each seat.So, what is hidden behind this?Seat design, seemingly simple on the surface, is actually a complex project...
Equivalent to 20 Three Gorges dams, foreign media have discovered that China has quietly done something big in the desert
The problem of desertification in our country has always been a serious challenge.Every year, the agricultural and pastoral losses caused by this problem,There are tens of billions of yuanThe northern region is also plagued by sandstorms all year round...
Nuclear radiation exceeds 1000 times the limit! Class 1 carcinogen! Both Dalian and Shenyang have been seized
On October 22, the customs released a WeChat official account and reported that:Recently, the customs of Dalian Zhoushuizi Airport, under the jurisdiction of Dalian Customs, triggered an alarm when an incoming passenger passed through the fixed nuclear radiation monitoring door of the customs while supervising incoming flights.After on-site customs review, the passenger carried a bag of "health stones" with excessive nuclear radiation, with a radiation level of 105 microsieverts per hour, exceeding the on-site background value by 1050 times...
Domestic aircraft engines have made another breakthrough, with the maximum thrust of the Yangtze River 2000 exceeding 35 tons; The progress of new technology is gratifying
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Musk was revealed to have almost shed tears at Tesla's third quarter financial report meeting
According to a report by foreign media on October 23, after Tesla released its third quarter financial report for 2023, several major Wall Street firms have lowered Tesla's valuation.Financial analyst Kevin Pavras revealed that during Tesla's earnings conference call, its CEO Elon Musk acted like a "little baby", almost crying at one point...
Microsoft CEO Nadella: AI is the fifth major change I have experienced
On October 23rd, according to foreign media reports, Microsoft CEO Satya Nadella recently told the media, "AI is the fifth major change I am going through, I think AI is the biggest opportunity currently. Just like cloud computing has changed all software categories, we believe that artificial intelligence is such a transformative transformation...
NASA and SpaceX have been exposed to be tense due to delayed lunar landing plans!
Tense Relations between NASA and SpaceX: Concerns over Delayed Lunar MissionsThe cooperative relationship between NASA and Elon Musk's SpaceX is becoming increasingly tense, mainly due to the delay in the construction of key equipment that will be used for NASA's next lunar mission.The cooperative relationship between the two parties not only involves contract execution issues, but also budget differences and whether SpaceX is using NASA funds in compliance...
Be vigilant! When receiving the package, do not sign for these "4 words" as many people have already been deceived!
Be vigilant! When receiving the package, do not sign for these "4 words" as many people have already been deceived!Due to the rapid development of e-commerce nowadays, many friends are starting to purchase things online. Regardless of the size of their homes, purchasing items online is always more cost-effective than purchasing from physical stores...