Chapter 412: The situation is gratifying

"I'm just communicating with you, Professor Lu, give me a copy of these sample data, thank you. ”

After Shen Qi got the data, under the guidance of Professor Lu, he operated a radio telescope to capture the radio signals of the Milky Way NGC3115 and NGC4258.

NGC3115 and NGC4258 are 2 billion and 36 million times more massive than the Sun, respectively, and they were first discovered by the Hubble Telescope as famous black holes in the Milky Way.

When astronomers first came into contact with radio telescopes, they would use these two black holes to practice their hands.

Radio signals describe facts that cannot be seen by the human eye, and synthetic aperture imaging shows black holes that are very different from those in science fiction films.

NGC4258 image on Earth is a black cloud, the orbital velocity of which is known as a function of the distance radius of the center of motion, and the disk surrounding the black hole is somewhat distorted.

"Black holes in science fiction movies are all artistic, while black holes in astronomers are a bunch of data. Shen Qi finished the operation, said goodbye to Professor Lu, and returned to Yanda with the data.

With the data, it is possible to write popular science articles.

"Since the 70s of the 20th century, scientists proposed that the event horizon of a black hole is proportional to its entropy, and the study of black hole thermodynamics has made great progress, but the origin of black hole entropy is still unclear. ”

For this reason, various methods for finding the entropy of black holes have been proposed, such as the Brick-Wall method and later improved thin-layer models, string theory, and single-turn quantum gravity theory. ”

"For the study of black hole entropy, the quantum effects of black holes must be taken into account, i.e., the Heisenberg uncertainty principle must be taken into account when black holes absorb and radiate particles. ”

"The key issue is that the original Heisenberg uncertainty principle must be modified in the strong gravitational field of black holes, and this paper corrects the following on the basis of a large number of observational data......

After calculation, Shen Qi deduced a modified form of black hole entropy: SE=(1+2α^2lp^2β^2/l^2+8Q^β^2/πl^2)S+α^2lp^2π/4lns......

The final conclusion is that the black hole entropy repair in this paper is formally applicable to large-scale theories, which is consistent with many of the conclusions obtained by string theory.

Compared with GUP (Generalized Uncertainty Relation), the black hole entropy repair in this paper has a wider scope of formal application, which is effective for black holes with a single horizon and non-extreme inner horizon, and can modify the black hole entropy of complex space-time, which brings some reference for us to further understand the internal operation mechanism of black holes.

"It's quite popular, and most readers should be able to understand it. After Shen Qi finished writing this black hole popular science article, he called Yang Dingtian to the director's office: "Dingtian, your undergraduate major is astronomy, can you understand this article I wrote?"

Yang Dingtian watched for half an hour, nodded and said, "I can understand seven, seven, eight, eight." ”

"Okay, you go get busy. Shen Qi knew this, and then revised this black hole article.

Yang Dingtian, a scholar majoring in astronomy, can only understand seven, seven, eight, eight, that's not good, it's still too profound.

Shen Qi simplified the mathematical and physical derivation and calculation process, added the popular science content of the textual description, and showed it to Yang Dingtian again.

This time, Yang Dingtian fully understood: "So Professor Shen supports string theory. ”

"Of course yes, the big guy in string theory is my physics tutor. ”

"Witten is your mentor?"

"Yes, so Witten is your grandfather. ”

"It's so exciting. Yang Dingtian found that his original teacher was famous, and Witten and Shen Qi were more than one street better than his previous master's tutor, Professor Chang.

Shen Qi submitted this article on black hole entropy to Science, and it didn't take long for Science to publish it.

System: "New Achievement!The host publishes a physics paper in Science, and the basic reward is 50,000 points, multiplied by the journal's IF value of 41.346, and the final reward is 2,067,300 points. The balance 29893918 points for Xueba, please confirm with the host. ”

Yes, this is very "Science", Shen Qi brushed up on a "Science" paper in a short and fast way, and gained more than two million points.

Make persistent efforts, through different mathematical methods, Shen Qi has completed another popular science article related to black holes.

"Black hole accretion and jet formation are considered to be invariant in scale, and the fundamental relationship of black hole accretion can be expressed by empirical formulas consisting of black hole mass and radio/X-ray luminosity. ”

"With the support of the astronomical observatory of Nangang University of Technology, through a large number of observation data, a new expression of the fundamental relationship of black hole activity is calculated in this paper: dL(z)=c/H0(1+z)∫[ΩΛ+Ωm(1+z')^3]^-1/2dz......"

"The results further prove that the fundamental relationship between X-ray/radio luminosity and mass of black holes is highly unified, and brings some new ideas for our follow-up research on black holes. ”

Shen Qi submitted the second black hole article to Science, less than a month after the first black hole article was published.

The editorial department of Science attaches great importance to Shen Qi's successive submissions in a short period of time, and they arrange for an experienced editor to contact Shen Qi directly, and this editor is responsible for communicating with Shen Qi without doing anything.

The editor, Clayton, got in touch with Shen Qi by email: "Professor Shen, in the future, if you submit articles to Science, you don't need to go through the submission system, just send them to me." You've actually published two articles in Science, one on seismic models and the other on black hole entropy that has just been included. I received another article from you yesterday, which is also related to black holes, so Professor Shen plans to write a series of black holes?"

Shen Qi replied: "Dear Mr. Clayton, I have a total of two articles in my series on black holes, and I will write other series in the future, so as to fulfill the duty of a popular science physicist. Thank you for your support. ”

A week later, the second article in Shen Qi's series on black holes, "A New Basic Expression of the Active Surface of Black Holes", was published in Science.

Even if Shen Qi can edit it again, he can write up to two different popular science papers on the same version of data, and the two black hole articles will bring a total of 4,134,600 points of student credits.

Shen Qi published "Science" articles in a short period of time, and all of them were related to astrophysics and cosmology, and to be more specific, both articles were related to black holes.

This has attracted the attention of the academic community, what does Shen Qi want to do?

The leader in charge of the 973 project approached Shen Qi and asked, "Professor Shen, aren't you concentrating on the condensed matter physics project? Why are you so concerned about black holes lately?"

Shen Qi explained: "Leader, I have not stopped the condensed matter physics project of 973, and it is progressing smoothly. The two black hole articles I posted are of a popular science nature, and I raised my own funds to get them, and they will not occupy any resources of the 973 project. ”

The leader just asked, and didn't say anything, after all, the continuous publication of "Science" articles is a good scientific research performance.

At the same time, Xiao Junlong's "A Study of Moranji" was published in the Journal of the London Mathematical Society, which is one of the more well-known journals in the mathematical community, second only to the four major journals.

In the first two quarters of this year, the situation of the Shen Qi Mathematics and Physics Research Center was gratifying, with mathematics and physics blossoming. ()

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