CUHK team discovers nickel based high-temperature superconductor for the first time in the world
Scientific researchers show new nickel based High-temperature superconductivity materialsProfessor Wang Meng (middle) and team studentsYangcheng Evening News reporter Chen LiangOn July 12, the international academic journal Nature published the scientific achievement led by Professor Wang Meng of Sun Yat-sen University: the first discovery of nickel oxide superconductor at liquid nitrogen temperature. This is a new High-temperature superconductivity system first discovered by Chinese scientists in the world...
Net profit of Hisense Kelon in the first half of the year increased by 110% -140% on a year-on-year basis, and the chairman revealed the "password" of enterprise development
On the evening of July 14, Hisense Kelon released the announcement of expected increase in performance. It is estimated that the net profit attributable to the parent company in the first half of 2023 will increase by 110% -140% year on year...
New generation Java garbage collection tool: ZGC
JavaZGCZGC ZGCThe Z Garbage CollectorTBZGC JDK 11 JDK 15 Production ReadyZGC"Z"ZZGC ZFSZFSZFS Zettabyte File SystemJeff Bonwick Oracle ZGCZGC2018Oracle ZGC TB GC 10ms G1 15%202211Oracle ZGClive-set root-set TB 8MB-16TB ZGCZGC 10ms 2018 ZGCConcurrentTracing: CompactingSingle generation: Region-basedRegionNUMA-awareNUMANon-Uniform Memory AccessLoad barriersColored pointers2022 ZGCConcurrentRegion-basedRegionCompactingNUMA-awareNUMANon-Uniform Memory AccessUsing colored pointersUsing load barriers 2018 2022 ZGC Single generation G1G1 Region-based RegionRegionZGC G1ZGC Region-basedRegion-basedZGC G1ZGC Region :Small Region Region 2M 256KMedium Region Region 32M 256K 4MLarge Region Region: 2M 4MBCompactingCompacting ZGC CMSG1"-"NUMANUMANon-Uniform Memory Access CPU CPU CPUUniform Memory Access UMA CPU CPUNUMAUMANUMA ZGC NUMAColored pointersColored pointersJVMGC CMSG1 GC ZGC GC 64 JDK zGlobals_x86.cpp ZGC 31[0 ~ 41] 42-bits 4TB Java[42-45] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [46-63] 18-bits02[0 ~ 42] 43-bits 8TB Java[43-46] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [47-63] 17-bits03[0 ~ 43] 44-bits 16TB Java[44-47] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [48-63] 16-bits0 3 4-bits Marked0Marked1RemappedFinalizable 4Marked01-bitMarked11-bitRemapped1-bitFinalizable1-bitfinalizer Marked0Marked1RemappedZGC Marked0Marked1 RemappedZGC""GCGCLoad barriersLoad barriers JIT just-in-time compilation JVMjavaString n = person...
Unlimited ban! Completely cool!
RecentlyNews of a "4 million fan internet celebrity posting a borderline video blocked"Ranked first in hot searchAttract netizens' attentionAccording to the "Tiktok blackboard newspaper" on July 11The platform has focused on cracking down on vulgar and pornographic accounts, and 22 high profile accounts have been indefinitely banned.For example, "Chen * * Sister" (4...
Urban Highway Hidden Underground | Discovering the Great Bay Area
|Greater Bay Area Synthetic Biology Laboratory|Controversy over the safety of chemically synthesized pigmentsHigh cost of natural pigmentsHow can biosynthetic pigments break through?Everything can be AICan artificial intelligence really design proteins?These cutting-edge achievements in Synthetic biologyIs being implemented in a location in the Greater Bay AreaAs a representative discipline of biotechnology and information Technological convergenceSynthetic biology is considered the futureOne of the disruptive technologies.At the Shenzhen Engineering Biology Industry Innovation CenterA large numberResearchers from startups in the Greater Bay AreaIs it cheaper than natural pigments? More environmentally friendly than chemically synthesized pigments?Biosynthetic pigments stand out in a variety of pigment production industries!Becoming a new trend in the development of pigment production industry?Yuan Xiaoli:Since entering human civilization, we have experienced several forms of civilizationAgricultural Civilization PeriodHuman beings obtain material and energy mainly through Natural product; After entering the industrial civilization, due to technological progress, people synthesized a lot of substances and energy through chemistry...
Is the concrete poured using bamboo instead of steel bars useful? Can it really accommodate people?
Many people think of concrete and steel bars. The combination of these two has completed the current urbanization construction, which is why modern cities also have the concept of concrete forests...
Five ordinary people who have become popular due to the internet, some have bad ways of collecting money, and some have become inspirational queens
prefaceIn this colorful era, everyone yearns for a life like a star.There is endless money to spend, or getting the life you want as you please...
Can laptops always be plugged in? Will it damage the battery?
Have you ever worried about the battery life when using a laptop? Can it be used with the power supply plugged in all the time? Do I need to use up the battery before charging? How can batteries be used to ensure their lifespan?Today, let's answer everyone's questions one by one!Can I turn off my computer when it runs out of power?Most laptops nowadays use lithium batteries, and some friends may worry that deep or even excessive discharge will irretrievably damage the battery. In fact, there is a certain reason for this concern, but you should not be too careful not to use the battery...
Disclosure: The second batch of Hongmeng OS4.0 internal testing is being pushed, and old models are shining with a new spring
At the beginning of the year, Huawei P60 and MateX3 teamed up with Hongmeng OS3.0 to make a strong debut...
Meng Wanzhou's weighty official announcement: the global share will exceed US $2.34 trillion, attracting special attention from the US media
Before reading, please extend your valuable hand and click on 'Follow'. We hope it can bring you a different reading experience...
4 million fans and internet celebrities have released 'Edge Video' that has been indefinitely banned. Netizens: Great!
Recently, the Tiktok platform "Tiktok Blackboard News" announced that the platform focused on the remediation of vulgar pornographic accounts, and 22 high profile accounts were banned indefinitely. For example, "Chen * * Sister" (4...
Facts have proven that Jack Ma, who "traveled far to Japan" at the age of 59, has embarked on another "no return path"
Text: Yuansheng JiEditor: Yuan ShengjiBefore reading this article, please click on "Follow" to facilitate your discussion and sharing, as well as bring you a different sense of participation. Thank you for your support...