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-196°C, which is a temperature that makes people feel very strange, and this number is the liquid nitrogen temperature at which umbilical cord blood hematopoietic stem cells are safely stored. So, why should umbilical cord blood be stored at this temperature? Can the quality and
Can the quality and quantity of umbilical cord blood stored in liquid nitrogen at -196°C be maintained?
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Recently, the 37th Shanghai Youth Science and Technology Innovation Competition held its final review to select the award-winning projects in each section of this competition, the projects promoted by the Shanghai region for the 36th National Youth Science and Technology Innovati
First prize in municipal competition! Let’s take a look at the story of this innovative young man from Jinshan
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Before this, we all know that our country has the largest rare earth reserves in the world, about 44 million tons, followed by Mongolia with about 31 million tons, and Brazil with 2,200 tons. Thousands of tons of rare earths are called industrial gold.
Türkiye claims that it has discovered the world's largest rare earth resources, which can be used for thousands of years. What impact will it have on China?
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The device is mainly used to construct the three-dimensional stress environment of rock samples under formation conditions. It uses real fracturing materials and fracturing processes to conduct fracturing simulation experiments. Its technology is leading and can simulate in-situ
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The German Federal Ministry of Science and Technology wants to accelerate materials research and make it sustainable and relevant to industry. However, the success of technology leaps or market launches in government-funded projects depends largely on the choice of partners. A ne
Germany's Federal Ministry of Science and Technology promotes materials development
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Production and use of cell cycle synchronization demonstrator "Cell cycle" refers to the entire process that a cell goes through from the completion of one division to the end of the next division. It is divided into two stages: interphase and division. Interphase includes G1 pha
Production and use of cell cycle synchronization demonstrator
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Probably because it is backed by stars and sea, astronomy can always stir up the mysterious romance of the universe. In the summer of 2021, a video on CCTV received 280,000 likes and became a hot search. The protagonists of the "cosmic romance" in the video are two college studen
In the solar system 200 million kilometers away from the earth, there is an asteroid named after this young man from Suzhou!
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IT House News on July 6. According to CCTV News, NASA confirmed on July 5, local time, that the CAPSTONE lunar probe currently has a communication failure and that it has left the earth's orbit with a small Capstone cube satellite launched last Tuesday. Lost contact while heading
The United States returns to the moon plan, NASA said that the Capstone cube satellite launched last week has lost contact
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Introduction to the results In this article, Professor Li Mingqi’s team from the School of Chemistry and Chemical Engineering of West China Normal University published a paper in "ACS Sustainable Chem.
West China Normal University: Honeycomb nano-Bi/N-doped carbon composite materials for sodium-ion batteries
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On January 3, Ningling County, Shangqiu City, Henan Province held in-depth consultations with the Chinese Academy of Sciences on the degradable plastic project and discussed? The 300,000-ton PBAT project was launched in Ningling and a consensus on cooperation was reached. Yang Gu
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On July 5, the Wuhan Smart Geographic Information Industrial Park opened in the Huafa International Enterprise Building, and the construction of the social application node of the Hubei Provincial Satellite Center was launched in Hanyang. Map navigation, logistics inquiry, land r
A "Garden" opens up a new world, and the "Big Dipper" shines in Hanyang
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01Research background As an innovative technology, rechargeable batteries have greatly changed the development process of modern society. High-efficiency energy storage technology at high temperatures requires advanced battery systems to meet growing application scenarios such as
Tsinghua Zhang Qiang & BIT Li Boquan Angew: Zinc-air batteries move towards 80℃ high temperature applications
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After death, due to the termination of the life process, the putrefactive bacteria that were parasitic in the human body during life lost the control of the human immune system and grew and multiplied crazily.
What is the giant phenomenon? What would lead to the discovery of the giant-viewing phenomenon?
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The perigee of Mars is 55 million kilometers, and the apogee is a full 400 million kilometers. This is a planet that is very far away from us most of the time. Therefore, every time humans launch a probe, they have to choose the day carefully to prevent missing the most important
Even closer, Earth’s sister planet, why is Venus not as popular as Mars?
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This variant evolved from the BA.2 variant of the Omicron strain and is called a "second-generation variant". It has many "unusual" mutations and may be able to break through the immunity built by existing vaccines and strain infections. barrier, and the infection speed is relati
Lots of mutations and fast spread! Omicron “second generation variant” attracts attention
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At present, people may already know what genetic metamorphosis is through the Internet, TV and other related channels, but I am afraid many people do not know much about the related harm caused by genetic metamorphosis. Next, I will make a simple analysis for everyone.
Vanmate: What is genetic metamorphosis and what are the dangers of genetic metamorphosis?
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Wild Elk on Chongming Island Recently, a wild elk was spotted in Chongming Dongtan Wetland Park in Shanghai, which was widely circulated on the Internet. It’s really surprising! There are pictures and truth, and there is no room for doubt. It seems that the deer is a real deer. E
Is the "horse" used to refer to deer as horses the same as the "deer" used to refer to wild elk in Chongming?
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"There were three or four soldiers living in the house, and dozens of soldiers took turns guarding me at the door. I don't know whether they were afraid that I would escape or that I would not be able to think about it." In 1998, he had been detained in the General Political Depa
In 1987, the "one-legged hero" Xu Liang became famous all over the country with "Blood-stained Style". What happened next?
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Introduction: Every girl’s dream is to marry a quality man. Marrying a high-quality man can greatly satisfy a woman's vanity. Relatives and friends around you will envy you and praise you for being able to marry so well. Even if you don't have the slightest ability, you can marry
What are the deepest needs of quality men?
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Hello everyone, this is Captain Dragonfly Zwj. Players of each game will most likely be irritated when they encounter certain operations. For Dota players, they will basically enter a red temperature state when they encounter the following operations!
How to annoy players in dota2? With just one move, both teammates and opponents will be red-hot
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Everyone knows that some animals are more heat-tolerant, but what is the animal on earth that is least afraid of heat? Today I will talk about the Pompeii worm, the least heat-resistant animal on earth. "Pompeii worms" are a kind of mollusk with a body length of 6-8 cm. Their liv
Pompeii Worm: Invulnerable to all poisons, bathe in boiling water
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However, whether international treaties can be truly effective depends on a country's strength and status. In China's modern development history, there have been two completely opposite situations regarding the development of the Antarctic and Arctic.
The treaty, which had been forgotten for 66 years, was accidentally discovered in 1991, causing a "big leak" for our country.
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