While leading them to visit the laboratory in front of them, the manager introduced in a low voice:

"This laboratory is mainly for testing positive and negative electrode materials related to traditional D-type batteries, which is commonly known as No. 1 batteries. Verify that it works!

"A lot of the experiments done here are groundbreaking!"

"The technical route and ideas over there in the Demon Cave are really fantastic!"

"Here, we also conduct a lot of pioneering research on electrochemical materials and the internal structure of batteries!"

"Amazing results have been achieved so far, when we go to the test site, I will explain to the experts in detail!"

"The future D-type battery, its performance is so powerful that it may exceed your imagination! Ha ha! One

of the experts, seeing an experimenter, was twisting two strangely shaped metal barrels with one side closed, facing each other.

Then, the experimenter, taking it, walked to a machine, put the assembled metal keg into a groove, and on the top of the metal drum, put a black, rubber-like thing, and put a silver metal sheet.

Then, close the machine hatch, flip the switch, and start the machine.

With a "creaking" sound, the machine ran, and after a while, there was a "drop" sound, and the machine hatch automatically opened a slit.

The experimenter, then opened the hatch, took out something from the groove, and looked closely at it, it was a smooth, silver-glowing No. 1 battery.

The experimenter looked at it carefully, probably feeling that there was no problem, so he picked up the marker, wrote a few numbers on the surface of the battery, and threw it into a small green basket.

Inside the small basket, there are already several No. 1 batteries, and different numbers are written on the surface.

The manager who acted as a tour guide, seeing that this expert looked seriously, came forward and introduced:

"He is packaging the test sample of the D-type battery according to the experimental requirements."

"Some simple battery packaging can be completed by ordinary experimenters themselves, such as D-type batteries!"

"Some other batteries, due to the chemicals filled inside, are not stable enough to be packaged in the laboratory!"

"We had to hand it over to a small factory west of the test site, where they were packaged and processed into test samples!"

In this laboratory, after carefully visiting it, the experts were taken by the manager and walked around the various laboratories in the building.

In these laboratories, the tests carried out are different, some are solar cell tests, some are lithium battery tests!

Experts walked all the way, looked all the way, asked all the way, got the corresponding answer, some questions, involving technical aspects, the manager is not too familiar, so I had to disturb the experimenter a little, let them briefly introduce it.

The two laboratories that impressed these experts the most were the solar cells!

One of the laboratories conducts experiments on photoelectric conversion materials, and the other is testing solar cell substrate materials.

This thing is simple and easy to understand, you can understand it at a glance.

Therefore, experts are interested in asking about the progress of solar cells.

As a result, one of the laboratory personnel told them:

At present, they have developed a new technology that is 100 times better than the current solar cells!

The experts were all taken aback, looked at each other, and were shocked!

One of the experts, who had been involved in the relevant field, said a little unconvinced:

"Are you not talking nonsense?"

"At present, the highest performance solar cell, its photoelectric conversion efficiency is more than 40%, you can increase it by a hundred times, how is it possible?"

The experimental personnel who were preparing to undress and change shifts did not know the identity of these visitors, and thought that they were the major shareholders, who spent money on liver tremor, and came to visit the shift!

Seeing that someone was not convinced, he said a little tauntly:

"Hehe, as if you really understand!"

"Let me tell you, the new solar cells we have developed now are not the kind of solar panels in the traditional sense!"

"It's an extremely thin one that's less than two microns thick!"

"We use a nanoscale flexible polymer to make the substrate and coating of solar cells, and another new organic semiconductor material to make a light-absorbing layer!"

"The final solar cell film is only 1.7 microns thick, much thinner than spider silk!"

The manager, seeing that the attitude of the experimenter was not very good, quickly introduced him to the identity of these experts.

The experimenter, as soon as he heard the identity of the person, hurriedly stood up and apologized, and even said that he did not know that it was experts who came to visit the class, and he was offended and offended.

Then he began to tell in earnest:

"Experts, let me briefly introduce you!"

"The test plan given to us by the headquarters said that the minimized alkyl chain can obtain a most suitable solubility and stronger intermolecular stacking, which can greatly improve the photoelectric performance of the device."

"We followed this line of thought and optimized the alkyl chain of a Y6-like derivative non-fullerene acceptor, that is, shortened its alkyl chain edge to n-nonyl and n-heptyl groups..."

I can't say too much detail, after all, it is a trade secret of people, anyway, the basic principle is like this! "

The result is an improved short-circuit current density and fill factor while optimizing the electronic transmission performance of single-junction cells."

"Then, a mysterious material was added to the plasma coating, which optimized the surface morphology of the membrane, effectively improved charge transport, and suppressed charge recombination and unnecessary non-radiative loads!"

"That's why it can reach such an amazing thinness of 1.7 microns!"

"According to the data measured so far, the conversion rate can already reach about 30% stably, 26% when it is low, and nearly 35% when it is highest!"

"According to grammage calculation, the best ultra-thin solar cells can produce about 100 watts of electricity per kilogram, and our newly developed thin-film solar cells can produce more than 20 watts of electricity per gram, an increase of about 200 times!"

"The biggest problem is that the manufacturing process is not stable enough!"

"So, we're still trying other ways to solve problems that are difficult to manufacture at scale!"

The expert was a little stunned, paused for a long time, and asked:

"I really developed a super battery that is more than a hundred times greater!"

"However, such a thin material, the light transmittance should be very good, how can there be such a high absorption rate?"

The experimenter replied with a smile:

"The secret is in that mysterious material, this is top secret, said, the shareholders will not spare me easily, and please forgive me!"

He paused, then added with a smile:

"When I was working, I was thinking, if this thin-film battery can be mass-produced, then the Dyson ball is not science fiction!"

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