International students returning to 90

Chapter 4 Hall Thruster Channel

Logan tried hard to recall Lin Yi's resume. He entered Harvard University as a physics major four years ago. His research direction was condensed matter physics. In four years, he published seven papers on "Topological Theory" in top journals such as "Nature" and "Science". , with a total of more than 7 citations, known as Yang Shengyuan and a Chinese scientist who has made periodic contributions in the field of quantum Hall effect.

In four years, I have completed the studies that ordinary people can complete in seven years, and I have done it exceptionally well.Such people choose to give up the achievements and aura they have already obtained and come to Berkeley.When Professor Simpson received the email from Professor Horn, he was also on the sidelines.

Professor Simpson's first reaction was that the old boy Horn had sent the wrong email, and he even called to confirm.Logan could hear Professor Horn's roar on the other end of the phone from a distance of one meter.

"Yes, I also hope that I sent the wrong email! But unfortunately, no! My student's head is in the water, and he has to take another graduate student in materials science! What are you talking about? Do you have a foundation in materials science? Oh! Simpson, he's a genius in physics! He made a phased contribution to the quantum Hall effect! Do you know what that means? Bullshit materials science! To hell with it!"

Simpson and Logan who hung up the phone looked at each other, but they didn't have much hope for the incoming researcher. Perhaps as Professor Horn said, condensed matter physics and material science are inextricably linked. A physics genius just wants to learn about materials science to pave the way for future research.

But Lin Yi's performance today made Logan completely overthrow his own thinking. With just a few photos and data graphs, he can guess Tony's research direction. If he is not very familiar with the field of materials science, he will never be able to do it. of.

Moreover, this kind of familiarity not only requires solid basic knowledge, but also needs to understand the latest development direction of material science, such as the Hall thruster channel. The research in this area in various countries is still in the private stage. Dynamic, this term is impossible to say.

In just 20 years, and he has to divide his energy into two esoteric subjects of physics and materials science, how does this person do it?

Logan's gaze towards Lin Yi couldn't help but become complicated. Perhaps there is really no better explanation except genius.

Lin Yi is very patient with the studious younger generation. He and Tony have already discussed the ion sputtering experiment, and they are quite a good teacher.

"Lin, wait a minute, this is the temperature curve of the ion bombardment ceramic surface I obtained based on the combination of data simulation and actual observation, I will find it out and show you right away!" Tony has completely ignored the pile of wet data, Lin Yi is right, he really wants to apply his research direction to a large national project like the Hall Thruster Channel.

But a wish is a wish. Tony is a qualified scientific researcher. After realizing that his wish could not be realized, he immediately adjusted his mentality and put the research direction aside. As long as the Hall thruster channel passes NASA smoothly, That is, NASA's test, he still can get great prestige.

"Ahem." Logan coughed twice, "Tony, wait, we have to visit the Ford Center..."

"Ford Center? What's there to see in those leftover junk?" Tony blurted out without hesitation.

Indeed, from the perspective of Simpson Aerospace, the Ford Center was simply a place to dispose of their off-spec material.Due to the difference in working environment, the material requirements of spacecraft are much higher than those of automobiles. Some materials that cannot meet the high temperature and high pressure requirements of spacecraft are just suitable for automobiles, so the Ford Center came into being.

"Tony! Watch your words!" Logan's face darkened. Even if the facts are true, these words cannot be put on the table. In terms of financial support for the laboratory alone, NASA is not as good as Ford. company.

"Got it, got it." Tony responded perfunctorily, and then turned to Lin Yi, "Lin, if I apply to Professor Simpson for you to participate in the Hall thruster tunnel project, would you be willing?" He said He looked at Lin Yi with burning eyes.

Lin Yi's eyes flickered, and then he smiled and said, "If Professor Simpson agrees, then it's my honor."

"YES!" Tony expressed his excitement with body language, and then rushed towards Professor Simpson's office with a stack of materials with strong execution.

Logan shrugged his shoulders loosely, and said to a kind of rookie interns with a slight smile: "You see, as I said, in the world of scientific research, academic level means everything, it can win you the respect of anyone, even This guy has a bad temper."

The rookie interns covered their mouths to hold back their smiles. One of them looked at He Qun, a research assistant in the Aerospace Department of Simpson Laboratory, who was hiding behind Lin Yi with complicated eyes... It's really unfair.

With the jewels of the Department of Aeronautics and Astronautics in front, the Ford Center is unavoidably inferior, but Ford's most advanced engines still make the rookies who love racing cars howl.

"A Simpson laboratory is equivalent to half of the industrial system in the United States, isn't it?" Lin Yi said this in Chinese.

He Qun was stunned for a moment, before he could react, someone had already answered Lin Yi's words, "You are right, it would be great if such a laboratory belonged to Huaguo!"

Lin Yi looked up in surprise, "You are?"

"Oh, my name is Xu Dongkui. Like He Qun, I belong to the batch of government-sent foreign students in 94." The honest young man with a square face said with a smile.

Lin Yi raised his eyebrows and nodded politely to him.

After visiting the Ford Center, Professor Logan assigned jobs to the interns on the spot. In addition to the aerospace department and the Ford Center, Simpson has [-] large and small project departments, and each project department is not enough for one. The interns are assigned by After the respective leaders took them away, only Lin Yi, Luo Gen and He Qun were left in the hall.

"Lin, Professor Simpson invites you to his office." Logan said with a smile.

Lin Yi nodded with a smile, it seems to be a problem with his work arrangement.

Professor Simpson's office is on the third floor of a building. The room is large, but the furnishings can be called messy. There are all kinds of data maps on the desk and coffee table, and there are even densely packed with sticky hooks on the wall. Stacks of information.There is a small door half-opened on the right back of the desk, and a small bed can be vaguely seen inside. Half of the quilts are on the bed and half have fallen to the ground, which shows that their owners don't care about them.

"Tony told me, what do you think?" Professor Simpson saw Lin Yi coming in, put down the pen in his hand, crossed his fingers and put his elbows on the table and asked bluntly.

Lin Yi was still smiling. He sat down in front of Professor Simpson, "I hope to enter the New Energy Center."

New energy center?Professor Simpson's confident expression is stagnant. Does Simpson's laboratory have such a project department?

He frowned and thought for a long time before realizing that there really was.

The Gulf War in 1990 made the U.S. government and people deeply aware of the importance of developing new energy sources. Various governments have introduced new energy support policies one after another, and also tilted towards new energy projects in terms of scientific research funding.

Don't think that American professors don't have to compete for scientific research funding. American laboratories are the same as Huaguo laboratories. The cake is so big, and funds must be robbed.The scientific researchers in Huaguo also ate the chicken and left a mouthful of soup for the others in the back. The scientific research leaders in the United States did not have this self-consciousness.

For example, Simpson Laboratory, as soon as the support policy came out, put up the sign of a new energy center. With the influence of Simpson Laboratory in the field of materials science, it abruptly won the largest piece of cake in the research funding of the year.

And then... nothing more.That's why Professor Simpson couldn't think of the project department of the New Energy Center for a while, because apart from a sign and the first few project feasibility reports, the project department has almost no sense of existence.

"Lin, you are a very smart kid. I can tell you directly that Simpson has made almost no achievements in the field of energy materials. Do you understand what I mean?"

"Of course, I have fully understood Simpson Laboratory before I came here. The main research direction of Simpson Laboratory is aerospace materials. It is a close partner of NASA. At the same time, the laboratory also has great influence in the automotive industry. , a very traditional American high-end material science laboratory. But the professor..."

Lin Yi's eyelids drooped slightly, revealing shallow double eyelids, "Compared to the top laboratories in the world, Simpson still lacks one thing."

Simpson looked up in surprise.

"It belongs to my own property." Lin Yi said these words in a calm manner.

The smile on Simpson's face disappeared suddenly, and his breathing became heavy.This young boy really dares to say anything.

He, Ernst Simpson, as one of the big names in the field of materials science in the United States, enjoys a high reputation in the United States and even the world, but there is still a certain gap between him and the top few people in the scientific research field. The gap is not one of academics but of opportunity, at least according to Simpson.

Although he is the founder of Simpson Laboratory and the laboratory is named after him, Simpson himself understands that Simpson Laboratory can do without him as Professor Simpson, but it cannot do without the support of NASA and Ford. The main reason why Simpson's lab's research scope has been limited to these two areas.

"It belongs to your own industry?" Professor Simpson laughed, with a trace of obvious contempt on his face, "Lin, do you know what you are talking about? You are a student who has hardly been exposed to new materials. Why do you say that in front of me? Such words?"

He lowered his head as if sorting out the documents in his hand, "Tony said that you are willing to participate in the project of the Hall thruster channel. If so, you should go to the Department of Aeronautics and Astronautics first."

Lin Yi raised his eyebrows upon hearing this, but the expression on his face did not change at all, it was still smiling, "Okay, professor."

He stood up and put a document in his hand on Professor Simpson's desk, and at the same time pushed the chair back to its original position, and then walked unhurriedly towards the office door. When one foot was about to step out of the office door, Lin Yi suddenly returned Turning around, "Professor Simpson, please seriously consider my proposal when the Hall thruster channel project is completed."

The author has something to say: The protagonist Gong hasn't come out yet! ! !Professor Zhuang is a master who combines all the traditional virtues of the Chinese nation!real!

The role of He Qun is more concerned, and I hope to use this role to reflect the living conditions of ordinary students studying in the United States under the tide of studying abroad in the 90s and [-]s.The starting point of the protagonist is relatively high, and it is difficult to describe the life of the ordinary foreign student through him, so the role of He Qun was arranged.

The subject of new materials may be a bit obscure to read. I will try my best to popularize science with simple expressions.I have always felt that it is a very pleasant and meaningful thing to write this article related to the industry, and to share with you a world that we have little contact with in ordinary life.As mentioned in the copy, this industry is closely related to Guo Jia's industrial system, the aerospace industry and even the military X, and there is a sacred feeling when it is written, Emma, ​​the imagination is too rich, it is hopeless.

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