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Why titanium nitride prevents copper diffusion
The era of artificial intelligence and big data is upon us, and chips must be miniaturized to improve performance. However, in the face of the 7nm advanced process, how to produce chips that are more efficient, consume less power, are smaller in size, and meet the reliability requirements is an important issue in today's semiconductor process.

Today, with Moore's Law, semiconductor 7nm advanced process has entered the mass production stage. From the perspective of material engineering, the change of the major metal materials of the transistor contacts and wires is the key to lift the bottleneck of the performance of the advanced process below 7nm.

This major metal material is cobalt (Co). But what about the rumors of replacing copper (Cu) with cobalt?

The IST Laboratory of Materials Analysis (IST) is taking a look at a mass-produced 7nm chip, and will take you on a journey into the miniature world of 7nm.

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Can you live with daily nucleic acid?

2.8w people took a stand

Can

Can

Can't

The words

Doing nucleic acid is not only for your own health, but also a kind of responsibility to your family, I hope that all of you can keep rational thinking, do not because of the momentary anxiety, affect the normal life and work.

Knowing

Adhering to nucleic acids in order to adhere to the dynamic clearing.

Radical

Waste of resources, eaten nothing to do

Apple

Strongly disagree

Search

Doing the Yang [cool]

Kong

Doing the nucleic acid is a normal thing, why is the epidemic so serious now, people do not know what to do?

Apples

Waste of life

Good girl

I saw a news yesterday, there are countless more bio-testing companies going public all of a sudden in the past few years, and some of them are making more than 2,700 times earnings than they did in previous years. With another massive outbreak, is it possible that a small number of people (nucleic acid testing company organizations or direct gainers) are intentionally cooperating with western countries to spread false reports of the virus in order to achieve a consistently high rate of profit? If there really are such companies or individuals with such behavior, I personally feel that they should be shot on the spot for endangering public **** security, treason, and crimes against humanity! Confiscate all the illegal proceeds, deport them, and forbid their children and grandchildren, as well as the children and grandchildren of the beneficiaries of the illegal profits, to become Chinese nationals within three generations.

Good

The daily nucleic acid is not a big deal, the key is to do nucleic acid is too many people, poor protection, for fear of infection is infected

Honor

Again want to clear, and let the inter-provincial or let foreigners into China to clear the zero is not possible to clear the zero, it is futile, the more is the case of those test agents, those manufacturers have made a fortune, and enter a dead circle< /p>

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