Blue gallium nitride light-emitting semiconductor, coupled with yttrium aluminum garnet YAG yellow phosphor, this LED lighting is complete.

Zhao Guoqing is leisurely and leisurely, the mission is completed.

Although He Zhenhua was amazed, he was still thinking about exchanging experience on the manufacturing process.

"Mr. Zhao, I didn't expect you to have such in-depth research on semiconductors. The role of the tungsten atom isolation layer is very obvious. We at Tsinghua University should be able to master the one-micron process technology soon!"

Is the one-micron process technology awesome? It's a bit awesome, but that's it. The poor automation level, coupled with the fact that it will never be commercialized, the key lenses, prism systems, and various chemicals cannot yet be domestically produced, and there is still a lot of road to go.

Zhao Guoqing needs to pour cold water on Tsinghua University Microelectronics.

"Professor He, foreign countries have begun to study the use of copper as a wire to connect transistors. You also know that copper as a wire has much better electrical conductivity and thermal conductivity than aluminum. In the same process, copper is used as a wire. Wires not only increase reliability, but also increase frequency by 50%.”

There is no concept of IPC in this era, but the increase in chip frequency is real.

"..."

This basin of water is pouring at the right time.

"Copper as a conductor? This...Teacher Zhao, have you done any research in this area?"

Zhao Guoqing shook his head and said: "The equipment of the 14 institutes is too crude and does not meet the conditions for verification. Forget it, wait until the funds are allocated from above..."

What does not meet the verification conditions? That means there is already mature research on the theory!

If someone else said this, He Zhenchao would spit on his face, but what Zhao Guoqing said must be based on evidence. For example, tungsten atomic metal deposition must not have been physically verified, but the facts seem to be extremely correct.

"Teacher Zhao, you can verify this at Tsinghua University Microelectronics..." He Zhenhua thought about it and followed Zhao Guoqing to learn the theory of semiconductor materials, but he was too embarrassed to say it in front of his own students.

Zhao Guoqing shook his head.

"Professor He, you have been out for a while, and there is still a lot of research work in the institute..."

"this……"

After walking out of the Microelectronics Research Center of Tsinghua University, Zhao Guoqing took a deep breath.

This matter is finally over.

Back at the guest house, Director Gao said to Zhao Guoqing: "Guoqing, have you really decided to go back now? You were the one responsible for the transformation of the three strange snake radars. The results haven't come out yet, so you just left like this. Are you willing?" "

"There is nothing to be unwilling to do. I am not the only scientist in China. Others can also complete it."

Director Gao lit up a cigarette. Director Liu Qing had previously promised Zhao Guoqing to be the acting deputy chief engineer. Judging from yesterday's words, there is probably no more to come. From this point of view, this project, even if it is participated in the National Day, the position is very embarrassing. He said You might even be wronged.

Seeing Zhao Guoqing's calm look, he smiled and said: "You are also open-minded enough. Not to mention this project, there are also light-emitting semiconductors, high-purity gallium nitride crystals... If others have one of these, it will be a big deal, but you... …”

Zhao Guoqing smiled and said: "Director Gao, please don't rub salt into my wounds. I thought I could save some money for the 14th Institute, but now it's all in vain. We still have to work hard to make LED light bulbs when we get back. This is how we will become successful." Got it!"

"Haha! If you don't want to go back, I will advise you to go back!"

The two of them looked at each other and smiled slightly. It was the same thing and they brushed off their clothes, hiding their merit and fame in a very free and easy manner.

"National Day, that fluorescent pink, what do you think?"

When it comes to fluorescent powder, Zhao Guoqing is like a cat whose tail is suppressed, and his hair stands on end.

"Director Gao, this is what 14 of us need to survive, so we can't make random decisions."

"I don't want to make up my mind, but why would someone do it?"

Zhao Guoqing smiled and said: "I think it's okay. You can buy it from 14 stores. It's not like we don't sell it. Director Gao, this can also be patented. The value of gallium nitride light-emitting semiconductors does not need to be small!"

It is undeniable that there are many other materials that can also achieve the effect of yttrium aluminum garnet YAG yellow phosphor, but for commercialization, even 40 years later, yttrium aluminum garnet YAG yellow phosphor can still be commercialized.

What does this mean?

That is to say, scientists all over the world have been exploring for forty years. Even if they are more developed after forty years, they have not found a material that is easier to make and cheaper than yttrium aluminum garnet YAG yellow phosphor.

One can imagine.

"You!" Gao Changming didn't refute this time. The 14th Institute was about to be overrun. Is it too much to save some life-saving technology? He thought for a while and said: "National Day, didn't you talk about the smelting of rare earths last time? What do you think? I’m already in Tsinghua University now!”

Zhao Guoqing shook his head and said with a smile: "I changed my mind. The ancients said that it should not be passed down lightly. We just ran over and taught others how to work. I am afraid that we will be regarded as crazy. When our laboratory is built, our 14th Institute will do our own research." , if there are results, I will build a rare earth smelting plant by myself and make money by myself!"

"Haha, you kid, if you build the factory, I will make you the factory director!"

"Director Gao, I take it seriously!"

"I'm not lying either!"

……………

"Why did Xiao Zhao go back?"

Director Liu Qing was as anxious as an ant on a hot pot. He couldn't understand the progress of this matter more and more. A little Zhao had turned the entire Beijing scientific community into a mess, oh, and it wasn't just the scientific community.

The main leaders of the Ministry of Science and Technology, the General Staff, the General Equipment Department, the Academy of Sciences, and Tsinghua University gathered together.

Discuss the international impact of gallium nitride light-emitting semiconductors and how to solve them.

Exchange requests from well-known universities and research institutions around the world, as well as business cooperation invitations from major Western companies, and even Wall Street financial companies, all come through inquiry letters sent by the embassy.

The counselor of the Japanese Embassy, ​​that prince, even took action personally and stayed at the Ministry of Science and Technology for many days. His enthusiasm for establishing a joint research institute has never retreated.

The scope of donations from overseas has also expanded, and overseas Chinese from various Southeast Asian countries have also donated. The total amount has exceeded an astonishing six million US dollars...

"Director Liu, Professor Ji has confirmed that the performance of gallium nitride PNP and NPN transistors can meet the design requirements. The solution provided by 14 has been verified by the expert group and is feasible. This solution has even been approved by Jewish experts recognition!”

"Israeli experts? They are so confused. How can Jewish experts know about this!"

"..."

"Director Liu, Professor Ji and the others requested the General Staff to coordinate and ask Comrade Zhao Guoqing to assist them in completing the Strange Snake Three transformation project!"

Liu Qing nodded, he was still thinking about this.

"The Institute of Microelectronics of Tsinghua University also gave feedback."

"What does it have to do with Qingda University!"

"The tungsten atomic isolation layer technology proposed by Comrade Zhao Guoqing helped them solve the three-micron manufacturing process, and now they are impacting the one-micron manufacturing process!"

"Xiao Zhao again?" Liu Qing asked: "They also informed the Ministry of Science and Technology, right?"

"Well, they asked the General Staff to coordinate and ask Comrade Zhao Guoqing to help them solve the one-micron manufacturing process, and by the way, there is also the copper wire interconnection technology!"

“What copper wire interconnection technology?”

"The next-generation semiconductor crystal interconnection technology proposed by Zhao Guoqing is still blank in China..."

"Another blank, by the way, why "again"." Liu Qing suddenly sighed. He always thought he was looking up to this kid Zhao Guoqing, but now it seems that he is still far underestimating him.

I still want to slowly train him to be the leader. This kid is born to be the leader!

"Xiao Zhao runs pretty fast!"

The transformation of the Strange Snake III radar left a half-drawn blueprint, and Huaqing Microelectronics also left a tail, plus a large basket of light-emitting semiconductors.

The more Liu Qing thought about it, the more something was wrong, and he thought to himself: "I'm afraid this guy's motives are impure. He wants me to visit the thatched cottage three times!"

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