When I am reborn, I just want to be a top student

Chapter 862 The Technology That Truly Changes the World: Room Temperature Superconducting Materials

At the level of Galaxy Technology, there are office centers, branch bases, or R&D centers in major cities across the country.

However, everyone knows that the research and development center in Tangdu City is the most powerful and capable.

It's not that Tangdu City has the strongest R&D capabilities, but rather that Wang Donglai is staying here.

Therefore, Tangdu City's R&D headquarters naturally became the place with the strongest R&D capabilities.

All the high-tech and cutting-edge technologies that Galaxy Technology presented were, without exception, developed by the research and development center in Tangdu City.

Even the R&D staff at the R&D center headquarters were puzzled as to why so many of the technologies they had never encountered before had suddenly appeared.

Is there another research and development team that's been hidden away?

Research and Development Center, Superconducting Materials Research and Development Project Team.

Galaxy Technology's R&D center houses many world-leading technology research and development projects.

This includes, but is not limited to, superconducting materials, brain-computer interfaces, limb regeneration, life sciences, and gene editing.

Each project, as long as it passes approval, can obtain a large amount of funding.

Whether it's purchasing equipment, recruiting talent, or anything else, as long as it gets approved, there won't be any problems.

It's worth mentioning that all approvals for Galaxy Technology's R&D center are conducted on the work platform.

Researchers submit their applications for approval, which is then processed online.

Nobody knows who will approve or reject it.

Not only are they extremely efficient, but even when they refuse, they give a reasonable reason.

Either the budget is exceeded, or the plan is unreasonable, etc.

Over time, the R&D staff at Galaxy Technology realized that as long as they did their job well, they would receive the support they deserved, but if they had other intentions, they would be caught.

Such a working environment is naturally excellent for researchers, which indirectly increases the speed of research and development.

Nowadays.

On the floor of the superconducting materials research and development center.

The air was filled with a smell that was a mixture of cryogenic liquid nitrogen, special metals, and the anticipation of the ultimate.

The massive Dewar container stands silently, its complex cables and monitoring equipment enveloping the central experimental platform like a neural network.

At this moment, everyone's attention was focused on Professor Li Zhenhua's face, or more precisely, his hands.

Professor Li Zhenhua's finger hovered over the control panel for a full three seconds.

The only sounds in the laboratory were the low hum of the liquid nitrogen circulation system and the barely audible electronic signals from the seventeen monitoring instruments.

The twelve core researchers stood around the curved control console, each maintaining the same posture—leaning forward, their eyes fixed on the scrolling data streams on their respective screens.

"One last verification."

Li Zhenhua's voice was so hoarse it didn't sound like his own: "From the start of the phase transition to the complete entry into the Meissner state, all sensors recorded synchronously."

“Synchronous confirmation.” Data analyst Chen Lu’s voice trembled slightly.

"Magnetic field rejection rate?"

"99.992%, with an error range of 0.37%."

"resistance?"

"Below 10 to the power of -15 ohm-cm, which is lower than the instrument's background noise."

"Critical current density..."

Zhao Ming, who was in charge of the current test, took a deep breath and almost shouted, "1.37 times 10 to the power of 5! Stable for more than... seventy-three hours and forty-two minutes!"

Dead silence.

Then came a collective gasp of shock.

Li Zhenhua slowly turned around, took off his glasses, and wiped them with the cuff of his lab coat—he repeated this action three times—before putting his glasses back on and looking at the dark blue material sample.

It floats quietly in the magnetic field, its edges shimmering with a faint halo, a clear indication of its complete diamagnetism.

"Measure the temperature sensor again...test it once more."

His voice was very soft: "I need to confirm that the ambient temperature readings are not being interfered with by localized cooling."

"professor,"

The young postdoctoral researcher, Zhang Wei, whispered, "We have cross-validated it eleven times using four different thermometers based on different principles. The ambient temperature is kept constant at -23.4 degrees Celsius, with an error of plus or minus 0.1 degrees. The sample itself... enters the superconducting state at this temperature."

There was silence again.

Suddenly, a suppressed sob came from the corner.

He is the oldest materials preparation expert in the team, Engineer Zhou, who is sixty years old.

He covered his face with his hands, his shoulders trembling slightly. No one laughed at him.

Everyone present understood what this meant—from Onnes' discovery of superconductivity in 1911, to the breakthrough of copper oxide high-temperature superconductors in 1986, and then to the progress of iron-based superconductors, humanity's century-long pursuit of room-temperature superconductivity has finally come to fruition today, in this laboratory seven floors underground, where we have seen the true dawn breaking through the tunnel.

"us……"

Li Zhenhua's voice choked up. He cleared his throat and said, "We did it. We really... found the way."

The applause started with one person and then quickly spread.

At first, they were restrained and cautious, as if afraid of disturbing this fragile miracle.

But when they saw the data curve continue to extend smoothly, and when they saw the small "Xirang-1 type" floating motionless in the magnetic field, the applause turned into cheers, and the cheers turned into hugs.

Chen Lu wiped away her tears while laughing: "Professor Li, we have to put together the report immediately! This data... this data, once it's released, will cause an earthquake in the entire physics community!"

"and many more!"

Li Zhenhua raised his hand, and the laboratory gradually quieted down.

He walked to the central display screen and pulled up the access history of an encrypted document.

The document title is simple: "Some conjectures on unconventional electronic coupling and the design of layered heterostructures".

The document was last modified more than five months ago, and the author's permissions show: Wang Donglai.

"Do you remember?" Li Zhenhua's voice returned to calm, but beneath that calm, a deeper emotion surged: "What did Academician Wang say when he gave me this document five months ago?"

Zhang Wei remembers it very clearly.

Although they started research and development of room temperature superconducting materials a long time ago, they have not made much progress. In the end, many people became frustrated and felt that it was impossible to develop such materials.

When Wang Donglai came to inspect, he noticed this and a debate ensued.

In the end, Wang Donglai spent less than twenty minutes drawing several extremely unconventional crystal structure diagrams on the whiteboard and writing down a series of formulas that looked somewhat "heretical".

Zhang Wei softly repeated what Wang Donglai had said at the time: "'Perhaps we shouldn't just focus on the traditional medium of Cooper pairs. At certain specific two-dimensional heterojunctions, the interaction between spin-orbit coupling and charge transfer might give rise to an intermediate state between Bose-Einstein condensation and conventional superconductivity. Temperature is not an absolute barrier; it's just that we haven't found the correct form of the order parameter yet…'"

There was complete silence in the meeting room.

Several senior researchers hesitated to speak, because this completely overturned their understanding of the superconducting mechanism.

But Li Zhenhua stared at those sketches for a long time, and finally only said one sentence: "Worth a try."

"I thought at the time..."

Zhao Ming shook his head with a wry smile and said, "This is just a... directional inspiration. An exploration of theoretical possibilities. After all, Academician Wang is not a specialist in superconductivity; he may have just seen some cutting-edge papers and had some inspiration."

Li Zhenhua opened a page in the document.

It was an extremely complex simulation of the electronic band structure, with a few concise parameter suggestions next to it: "Try to epitaxially grow graphene/boron nitride heterolayers with specific twist angles on a transition metal chalcogenide substrate, and insert modified perovskite thin layers as 'electron bridges' in the middle. Pay attention to interlayer stress modulation. The goal is to induce localized, strongly correlated flat bands under specific critical stresses."

"This is hardly a 'casual suggestion'!"

Liu, the senior engineer and head of the materials preparation group who was initially the most skeptical of this approach, muttered, "This is practically... a vague experimental instruction manual. It just didn't provide the specific element ratios, the precise torsion angles, or the specific methods for applying stress. It gave us the objective, the schematic diagram, and then said, 'Go verify it.'"

The team was plunged into another kind of shock.

Unlike the ecstasy of a successful experiment, this is a deeper, more unsettling realization!
What have they been doing these past few months?
It's like finding a needle in a haystack among countless possible combinations of materials, growth conditions, and stress parameters.

After failing thousands of times, even Li Zhenhua began to waver.

Until three weeks ago, an accidental equipment failure caused abnormal fluctuations in the stress loading program, and they unexpectedly observed a brief period of zero resistance.

By tracing back, optimizing, and reproducing that abnormal parameter, the "Xirang-1" model was finally born.

Looking back now, every seemingly far-fetched "conjecture" in Wang Donglai's document precisely pointed to the key moment of their eventual breakthrough.

He mentioned the central role of "interlayer stress," and they eventually discovered that the superconducting state does indeed only appear in an extremely narrow stress window; he mentioned "specific twist angle," and they verified that only a twist of about 1.1 degrees can produce the required electronic state; he mentioned "modified perovskite bridges," and they tried seventeen different dopants before finally locking onto that one.

"He saw it all along..."

Chen Lu said absentmindedly, "He had already seen the general outline of this path. It's just... he didn't do the experiment himself to verify it. He left the last step, which was also the simplest step, to us."

Li Zhenhua closed the document and looked at the floating dark blue sheet with a complicated expression.

"not quite."

He said slowly, “I think he didn’t ‘leave’ it to us. Rather, he knew that a true breakthrough cannot be achieved with just a perfect blueprint. It requires the intuition that experimental physicists have accumulated through countless failures, the exquisite touch of materials scientists in manipulating atomic scales, and the recalibration of models by theoretical scientists in the fog of data. He gave us a ‘compass’ that might be correct, but it is our own hands and minds that traverse the storm to reach the new continent.”

He paused, his voice becoming even softer, yet carrying an unprecedented weight: "This is the most terrifying and awe-inspiring place. Academician Wang seems to be standing at a height we can't even imagine, overlooking the entire technological jungle. He can see those paths hidden by vines at a glance, but he chooses not to personally forge ahead, but instead hands us the map and the machete, letting us find our way out on our own."

The laboratory fell silent again.

The initial excitement gradually subsided, replaced by a mix of pride, gratitude, and a strange sense of trepidation.

They achieved a breakthrough worthy of being recorded in history, but they knew better than anyone that the source of this breakthrough came from a few casual 'tips' from the chairman who was too young and astonishingly mysterious.

"All right."

Li Zhenhua clapped his hands, regaining his usual composure, and said, "The celebration can wait. Now, everyone, back to your posts. We need to complete all repeatability verifications and limit parameter tests within 24 hours. Chen Lu, start drafting the internal technical report, raising the security level to the highest. Zhao Ming, prepare the security packaging procedures for the material samples. Zhang Wei, come with me, we need to give Academician Wang a preliminary report immediately."

He checked the time: 3:17 a.m.

“At this time…” Zhang Wei hesitated and didn’t finish his sentence.

"He will wait."

Li Zhenhua said with certainty, a barely perceptible smile appearing at the corner of his mouth, "I guess he probably always knew that we would tell him this news late at night."

When Li Zhenhua and Zhang Wei walked out of the superconducting laboratory with the encrypted data terminal, the light in Wang Donglai's office at the end of the corridor was still on.

The light shone through the frosted glass, soft and constant, as if it had been waiting, waiting for definitive news about a miracle from the forefront of science.

The data they possess is the first cry of this miracle.

……

In fact, Wang Donglai knew about it even earlier.

After all, the key technology was provided by Wang Donglai, so he naturally had more confidence.

The reason I didn't reveal it directly was to keep a low profile.

Now that we have detailed experimental data from Li Zhenhua and others, even though they achieved this breakthrough in such a short time, outsiders will at most feel envious and shocked, rather than thinking it's science fiction and unrealistic.

Although doing this is somewhat of a waste of time, it is nothing compared to the other problems caused by suddenly revealing the technology.

Moreover, the time lost can allow more people to adapt and learn something, which can also be considered as promoting technological development.

Most importantly, at this time, a glimmer of hope appeared in the research and development of room temperature superconducting materials, which was just the right time.

It was just a glimmer of hope, not a complete breakthrough.

It will have a huge impact, but it won't get out of control.

Wang Donglai stood up and stood in front of the floor-to-ceiling window of his office, looking down at the scattered lights of the science park and the massive outline of the "lithography factory" that operates day and night in the distance, representing another miracle.

On his computer was the preliminary test report on the 'Xirang-1' sent by Li Zhenhua.

"Minus 23 degrees Celsius...at normal pressure...not a bad starting point," he muttered to himself.

The result was even slightly better than he had expected. The technical support he provided was based on the understanding and transformation of a certain high-dimensional information fragment, which inherently possessed ambiguity and adaptability.

The fact that Galaxy Technology's R&D team was able to achieve such a substantial breakthrough so quickly proves their top-notch capabilities and extraordinary execution.

This is not just progress in superconducting materials, but a crucial signal: the "seeds" he brought are tenaciously taking root and sprouting in the soil of this world, and beginning to bear fruit that conforms to the local physical rules.

At the same time, he also knew that the breakthrough in room temperature superconducting material technology had probably reached the capital at this time.

Next, all he needed to do was wait quietly. (End of Chapter)

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