Chapter 206
On the virtual screen, the audience chattered a lot. Even though Won greatly simplified the principle of the LCD display screen, more than 90.00% of the audience were still confused.

After all, these things are all related to the knowledge scope of graduate students or even doctoral students.

And more than [-] to [-]% of the people in the live broadcast room didn't even go to college, and even if the rest went to college, they didn't necessarily have relevant majors.

Looking at the barrage, Han Yuan smiled and said: "Liquid crystal is one of the key materials and one of the foundations of LCD screens."

"In addition, there are two key components in the liquid crystal display 'transparent electrode' and 'driver IC'."

"Like liquid crystals, these two parts are also key materials for liquid crystal displays."

"Liquid crystals can distort the direction of polarized light, which is the basis of liquid crystal displays, but it also needs to be manipulated to map the corresponding light."

"And the key to this manipulation lies in the driver IC and transparent electrodes."

"Needless to say the driver IC, it is a thing similar to a computer chip."

"It receives the electrical signal sent by the computer, then amplifies it, and then transmits it to the transparent electrode."

"The function of the transparent electrode is to form an electric field after receiving the electrical signal from the driver IC, thereby affecting the morphology and structure of the liquid crystal, and finally outputting the picture to cover the entire screen."

After a pause, Han Yuan picked up the drawings with AZO and polyaniline materials from the table, and continued:
"I won't talk much about the driver IC. For me who can design circuit diagrams, it is not a very difficult thing."

"For me before, the difficulty lies in the manufacture of transparent electrodes."

"This difficulty does not lie in design, but in raw materials."

"The material generally used to make transparent electrodes is indium tin oxide, and the indium in it is a rare metal."

"Although a large number of minerals have been found where I am now, unfortunately, I have not found indium or other rare metals that can be used to make transparent electrodes."

"So I have to figure out a way or find a material that can replace indium tin oxide to make transparent electrodes."

"That's why I delayed the manufacture of the display before."

"And now, I already have two answers in my hand."

"One is polymer polyaniline, and the other is AZO aluminum-doped zinc oxide material."

"Both materials can be used in the fabrication of transparent optodes."

After speaking, Han Yuan took two blueprints to the chemical laboratory, and now it was time to demonstrate his research results.

Although he is very confident in his own research, he was still a little apprehensive before the real finished product came out and passed the test.

And people who are more anxious and excited than the Korean won exist all over the world.

Compared with higher molecular compound polyaniline materials, these scientists squatting in front of computers or projections are more interested in AZO aluminum-doped zinc oxide materials.

This is a brand new material.

Especially Hua Guo.

Semiconductor materials have always been a heart problem in Huaguo, and the preparation, application and development of cutting-edge semiconductor materials have been lagging behind.

Although Huaguo has been catching up, it lacks foundation and started late. In addition, the development and innovation of science cannot produce results in a short while, so it is still far behind.

The exception, of course, is someone who is streaming.

But now, the emergence of a new semiconductor material can greatly improve Huaguo's semiconductor technology.

At least, it can break the shackles of some semiconductors.

Although the whole world can watch with them, when a technology is completely in front of them.

It seems that there is no one in the whole world who can compete with Huaguo in production and manufacturing capabilities.

Just like the W410A refrigerant, ZS-522 high temperature and anti-adhesion protective coating and silicon carbide crystal material that appeared in the previous live broadcast.

Although it has been less than half a year, after confirming that these materials can be applied, Huaguo has already established the corresponding production line.

Such as W410A refrigerant and ZS-522 high temperature resistant and anti-adhesive protective coating, which appeared earlier, have even begun to export to foreign countries.

Huge manpower and a complete production line can continuously prepare these materials.

Huaguo can exchange countless markets and money at a low price.

Just don't know if they paid the patent fee in won.

In the chemical laboratory, after putting away the drawings in his hand, Han Yuan took out the materials needed to prepare AZO aluminum-doped zinc oxide from the storage room.

In addition to the materials needed to prepare AZO aluminum-doped zinc oxide, he also needs a piece of high-transmittance high-crystalline glass to be used as a coating substrate.

Don't forget that the requirement for transparent electrodes is to have both conductivity and light transmission.

And this piece of high crystal glass needs to be remanufactured by Korean won.

Compared with ordinary glass, high light transmission glass uses more materials.

Limestone, hard clay, clarifying agent, forming agent, dispersant, calcium sulfate, etc., these materials are mixed and ground after purification.

Then it is heated and melted at high temperature, and finally shaped into high-transparency glass.

Although troublesome, but fortunately he has enough materials and complete equipment.

When building a glass processing factory in the first-level task, Won took into account some future needs and completed the construction of various equipment.

After spending some time, South Korea successfully produced a batch of high-transmittance glass using a glass processing factory.

Compared with normal glass, these glasses are very thin and brittle, with a thickness of less than one tenth of a centimeter.

When the Korean won is transported, it is very careful, for fear that an accidental slight vibration will cause the glass to break.

After the high-gloss substrate is processed, the rest is to plate zinc oxide on the high-transmittance glass substrate, and then do the aluminum ion doping.

This is the step he designed last night. As for whether it will be successful, no one knows until the result comes out, but the feasibility is the highest among all the methods.

For this, the Korean won still has enough confidence.

As for how to perform plating and doping with aluminum ions, these are not difficult for him.

For coating, both 'chemical vapor deposition' and 'sol-gel' methods can be used, and it is also suitable for zinc oxide.

As for ion doping, Won is more familiar, after all, he has used this technology before.

There is a complete industrial foundation, plus complete theory and materials.

It took less than two days for Han Yuan to manufacture the first transparent electrode.

The high-transmittance glass plated with AZO aluminum-doped zinc oxide material has not changed much in appearance.

It is still light-transmitting, even higher than ordinary glass in terms of light transmission, but there are still some differences compared to unprocessed high-transparency glass.

(End of this chapter)

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