Chapter 484 The experiment officially begins

The weekend is over.

On Monday at 9 a.m., Xu Qingzhou's team held its first group meeting in a specially assigned office at MIT.

MIT has multiple quantum nanofabrication platforms.

Xu Qingzhou's team was assigned to Quantum NanoFab, a small laboratory with relatively old equipment, but its advantage was that it could occupy most of the laboratory's time and occasionally share the use of equipment with other groups.

This cannot be compared with the newly built school-enterprise cooperation laboratory of several hundred square meters built by James' team, but it can basically meet the experimental needs, such as graphene preparation, ALD deposition, and thin film peeling.

However, the final superconducting tests and structural characterization analysis need to be carried out in other laboratories.

This is normal. The liquid helium recovery and magnet shielding in the superconducting testing system require dedicated infrastructure and cannot coexist with other equipment. However, large-scale characterization equipment such as TEM is priced at that level, and independent operation and maintenance is more economical.

Xu Qingzhou was still at the door when he heard Carson's voice in the office.

"Tsk tsk, our team has become famous at MIT before we even started the experiment. Facts have proved that my choice was right!"

Xu Qingzhou had a complicated expression. As expected, a person who could run naked was indeed unusual and his train of thought was indeed different.

The reason for our fame, isn’t it more because of the “abundance of talented people” in our team?

"Good morning, Professor."

"Good morning, everyone." Xu Qingzhou waved his hand, motioning everyone to sit down.

He didn't waste time and got straight to the point.

"Traditional NbSn films rely on rigid substrates, such as MgO and sapphire, but this time we use a new method to use graphene as a sacrificial layer and peel off the graphene after ALD deposition to obtain independent self-supporting NbSn films with a thickness as low as 10 nm."

After Xu Qingzhou finished explaining the general situation, he asked, "Okay, that's all I have to say. The rest is in the information. Do you have anything to add?"

"I do not have."

Sun Simin shook her head timidly. This was her first time participating in such an experiment and her mind was blank.

"Me too." Mars shrugged.

Xu Qingzhou looked at Carson, the other pillar of the team besides himself.

Carson nodded and took over the conversation: "The information and experimental plan are very complete, professor. This is a very expensive experiment."

Xu Qingzhou had already thought of this and said, "I will take care of the funding."

When doing experiments, all kinds of problems will arise only when you really start working on them.

Carson nodded and said with a smile, "That's no problem."

Xu Qingzhou nodded his pen and said slowly: "We have four people, divided into two groups, responsible for testing at different times."

"I'm in a group with Mars." Carson said without thinking. After that, he apologized to Sun Simin and said, "I'm sorry. If my girlfriend smells the perfume on me, I might be on the news."

Sun Simin obviously also knew about Carson's deeds, and she covered her mouth with her hands, smiled and nodded.

"it is good."

Xu Qingzhou nodded slightly. The four of them had never fought such a fierce battle since their rebirth, and they had more personnel than when they did the crystal experiment.

He continued to arrange the work: "This week, our main task is to debug the equipment. Sun Simin, Mars, you need to familiarize yourself with the equipment this week and also read all the materials."

When doing experiments, you cannot be as casual as usual. As a leader, you often need to have an attitude of taking on responsibilities.

The debugging of the graphene transfer system, the ALD system, the joint debugging of the stripping and transfer systems, etc., all take at least a week.

Xu Qingzhou made the work arrangements, and the four of them changed into white coats and went into the laboratory.

On Monday, the main focus was on verifying the sealing of the reaction chamber.

Carson volunteered to be in charge of the operation. "Start the vacuum pump, pump to the reference vacuum degree, let it stand for 1 hour, and if the pressure fluctuation is less than 5%, it is qualified."

Carson started the equipment while explaining it to Sun Simin and Mars.

The two rookies were also taking notes with their pens.

Carson glanced at Xu Qingzhou who was standing silently next to him, and thought that Professor Xu was a mathematician after all, and had made considerable achievements in theoretical physics, but he should not be as proficient as me in actual operations.

Having worked for his boss for seven or eight years, Carson is somewhat confident in laboratory operations.

Of course, he didn't think that Xu Qingzhou knew nothing about these devices, because as far as he knew, Xu Qingzhou had also done physics experiments before.

Debugging steps: equipment initialization → parameter configuration → deposition cycle debugging → AOI inspection → performance optimization process.

It was soon afternoon.

"Why is the light on here? Leave it to me. My mentor and I used this kind of equipment a long time ago. Although it's a little different, it's not a problem to handle it." Carson frowned.

Sun Simin and Mars nodded to show that they believed it.

Xu Qingzhou was not in a hurry and was checking the operation of the vacuum pump.

10 minutes passed.

Carson stared at the fault light and couldn't help muttering, "This instrument should be in a museum instead of here."

"Let me take a look."

Seeing that Carson couldn't figure it out for a long time, Xu Qingzhou decided to do it himself. The deposition system here is an older Beneq TFS200, which is quite different from the current advanced equipment.

He checked the screen and quickly found the problem: "Because the device is relatively old, the 0402 capacitor was identified as a resistor."

"Ah, you found it now?"

Carson was incredulous.

"With any luck, it should be."

Xu Qingzhou manually adjusted the parameters.

Carson watched Xu Qingzhou operate the machine from the side, his eyes darkened. How to put it, Xu Qingzhou gave him the feeling of an old professor as soon as he started.

That’s right, it was the same calmness he had felt from his teacher, the confidence that everything was under control.

But Xu Qingzhou is not even older than me.

Is this the common temperament of big guys?
Xu Qingzhou also said: "This thing is like library classification relying on correct labels and drug dosage relying on accurate units. The detection of the ALD system relies on the precise matching of component types and parameters. Once the registration information is wrong, the system will perform the detection based on the wrong standards, resulting in distorted results."

As soon as he finished speaking, the error indicator light disappeared.

In the laboratory, except Xu Qingzhou, the three young men were stunned.

No, that's it?

Carson stared at the screen for a while, and when he was sure that everything was OK, he turned around and said, "Professor, aren't you a mathematician?"

Only experienced professors can find the problem at a glance.

"Obviously, I'm also good at physics." Xu Qingzhou gave his seat to Carson and smiled faintly.

"."

Carson was speechless and showed an admiring expression, "Amazing."

Beside them, Sun Simin and Mars looked at each other with admiration in their eyes. Although it was not clear how the professor found the problem, the operator on the screen was already impressive.

(End of this chapter)

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