Great Country Academician

Chapter 123 The mysterious Betelgeuse, the two groups have huge diameter differences

【889.00712721D⊙】

【67.456799134D⊙】

On the manuscript paper, Xu Chuan was a little confused by the huge difference between the two groups of numbers.

What he calculated this time is the diameter of Betelgeuse, not anything else, why are there two numbers?

Even if the two groups of substituted boundary values ​​and eigenvalues ​​are different, there should not be such a big problem.

The first group is close to 890 times the diameter of D⊙, which is quite normal, and completely accords with the current calculation of Betelgeuse in the astronomy community.

But the second group is only 67.5 times the diameter of D⊙, which is completely inconsistent with the observation data of the diameter of Betelgeuse in the past dynasties.

It cannot be wrong that so many observational data and calculation data in the astronomy circle in the past are wrong, and the law of universal gravitation, gravitational redshift, and photometric calculation methods cannot be wrong.

This unscientific.

For a star, two sets of diameter data are calculated.

This outrageous Xu Chuan immediately suspected that there was something wrong with his calculation process or the Xu-Weyl-Berry theorem obtained from the transformation.

One planet, two diameters, this is impossible.

It's like 1+1 is not equal to 2. The obvious truth is broken, so the first person to be doubted is naturally the person who breaks the truth.

The same is true for Xu Chuan. The first thing he doubted was naturally whether there was something wrong with his calculation formula and calculation process.

This is normal. In physics, if something challenges the common sense that people are familiar with, then there is a high probability that it is problematic.

It seems that no matter how wrong the mathematics is, the cosmic truth of 1+1=2 cannot be overturned.

But when he carefully checked his calculation process and calculation formula, he raised his head in doubt.

Judging from repeated inspections, there was nothing wrong with his calculations, and the data substituted before and after were not wrong.

However, there were two calculation results.

There is no problem with the calculation process, and there is no problem with the calculation formula. It is even more impossible for a planet to have two diameters. So the problem is in the collected data of Betelgeuse?

After confirming that there was no problem with his calculations, Xu Chuan immediately cast his suspicious eyes on the various information and data of Betelgeuse.

After the calculation process, calculation speed and other factors are excluded, the observation data of Betelgeuse is the most suspicious place.

It's not that he thinks that the seniors in the astronomy department gave him a batch of problematic or falsified data, and the probability of this is quite small.

After all, there is no need to bother to falsify the data information that can be obtained through various astronomical equipment.

Moreover, falsifying data in scientific research projects is a very serious matter. If he finds out about falsifying data in his scientific research experiments, once it is discovered by others, it is not as simple as failing to graduate.

The year before last, that is, in 2014, a falsification incident that shocked the world broke out in the small island country next door.

In January 2014, the research team led by Haruko Obokata, known as the "National Treasure" and "Madame Curie of the Island Country" by the small island country, announced the successful production of a new "universal cell" STAP cell.

The production method is very simple. The cells taken from the mouse spleen are soaked in a weakly acidic solution with a pH similar to that of black tea for 25 minutes. New cells will appear after a few days of cultivation.

The new cells were called universal cells by Haruko Obokata.

What are universal cells?

That is, combined with cloning technology, pluripotent cells can develop into cells, tissues or organs whose genetic characteristics are completely consistent with those of patients.

Such as heart, kidneys, lungs, liver, skin, eyes and so on.

If such cells can be produced, it will be tantamount to having a new life for those suffering from various cancers or diseases.

After all, the cells taken from one's own body can be transformed into various organs after reverse cultivation, and then transplanted into one's own body, it can be said that there is no rejection reaction.

Therefore, at that time, this achievement was considered to be an epoch-making achievement that subverted the common sense of life sciences. Many people even believed that the next Nobel Prize in Biology must be awarded to Haruko Obokata.

After all, this achievement is more than just a Nobel Prize-winning achievement. If it comes true, it will benefit the whole world.

Subsequently, on January 29, 2014, the results of this research were published in the electronic version of the scientific journal "Nature", which further confirmed the authenticity of this experiment.

Therefore, the small island was cheered at home and abroad.

After the paper was published, it quickly caused a huge sensation. Such a large achievement naturally attracted the attention of all parties, and the major media reported it one after another. The scientific community in other countries also had expectations for the huge potential brought by this achievement. The value generated is even more imaginative.

But soon, some external experts pointed out that the images in the paper published by Haruko Obokata were unnatural and suspected to have been processed.

In addition, some foreign colleagues repeated the experiment with the method introduced in the paper, but they could not reproduce the results.

Even Haruko Obokata herself was unable to repeat the experiment to produce the results in the paper.

Afterwards, public opinions abounded, and the small island nation began to check on its own.

In the end, the STAP cell incident, which caused a sensation in the academic world, was settled on December 19, 2014. The inspector confirmed that Haruko Obokata had repeated experimental data and other academic misconduct.

That is 'fake'.

And Haruko Obokata's doctoral supervisor believed in Haruko Obokata too much, and finally failed to bear the blow of public opinion and committed suicide.

But before he died, he still believed in his students, and left a suicide note hoping that Obokata Haruko could recreate STAP cells.

It can only be said that I was deceived too badly.

This fraud incident has brought a devastating blow to the small island nation's "Amber Economics" and "Regenerative Cell Research" experiments.

Her mentor committed suicide, Obokata Haruko herself was revoked her doctorate, the university was dusted, and the status of "Nature" fell.

A series of impacts were brought about by Obokata Haruko's fraud.

But the funny thing is, Obokata Haruko never thinks she is a fake.

Although she admitted that there were many "mistakes" in the paper at the press conference, she emphasized that the STAP phenomenon is a fact that has been confirmed many times.

It's just that since the publication of the paper, she has never successfully repeated the STAP experiment phenomenon.

Xu Chuan didn't think that the fellow PhD students in the Department of Astronomy gave him fake data, but on this basis, the data of Betelgeuse was indeed problematic.

So either astronomical experiments have collected problematic data, or Betelgeuse itself may have problems.

After thinking about it, Xu Chuan couldn't determine what went wrong.

But he can rule it out, and use mathematical tools to make a deduced diagnosis.

Mathematics doesn't lie.

After tidying up the manuscript paper on the table, Xu Chuan started writing again, first isolated the problematic data, and then recalculated the observation data of Betelgeuse.

[On March 26, 2016, calculated at 11:23, the diameter of Betelgeuse is: 889.007127235D⊙]

[On March 27, 2016, calculated at 10:37, the diameter of Betelgeuse is: 889.007127261D⊙]

[On March 27, 2016, calculated at 2:03, the diameter of Betelgeuse is: 889.007127214D⊙]

[On March 28, 2016, calculated at 11:36, the diameter of Betelgeuse is:.]

【March 29, 2016.】

It took more than six hours for Xu Chuan to complete the calculation of a total of 16 pieces of rough data in his hand.

But except for the first time [67.456799134D⊙] appeared, the diameter of Betelgeuse is around 889D⊙ for the rest of the data.

There is a gap in the exact number at the end, but the gap is not large, which is caused by the expansion and contraction of Betelgeuse every moment due to the activities of stars.

At the same time, these data also confirmed that the Xu-Weyl-Berry theorem can calculate stellar data through eigenvalues ​​and boundary values.

But this also made Xu Chuan even more confused. Is it really because there is a problem with a set of data collected during the first calculation?

After thinking for a while, Xu Chuan started writing again, substituting the value used in the first calculation into the calculation formula and recalculating again.

As a result, there are still two solutions.

A set【889.00712721D⊙】

A group【67.456799134D⊙】

"What's the situation?"

Staring at the recalculated data on the manuscript paper, Xu Chuan scratched his chin.

Up to now, he can rule out the problem with his own calculation, and also ruled out the problem with Betelgeuse and the Xu-Weyl-Berry theorem through more than a dozen sets of data, so there is only one possibility left.

That is, there is a problem with the experimental data in the first calculation, may there be measurement error or other problems?

After thinking about it, Xu Chuan dragged the computer from the side, created a new execl form, dragged the first set of calculated experimental data and the subsequent 15 sets of experimental data into the form, and compared them.

In this case, face-to-face comparison is one of the fastest ways to find the problem.

With his sensitivity to numbers, as long as there are problems with these values, he will definitely be able to find them.

Sure enough, after browsing the values ​​of each item, Xu Chuan fixed his eyes on the execl form.

In the ninth line, the amount of infrared radiation has been significantly reduced, and correspondingly, the brightness of Betelgeuse has increased by 1.5 apparent magnitudes.

In the eleventh row, the original diameter also has an obvious gap under the comparison, and the gap reaches nearly forty solar diameters.

In the fourteenth row, there is also a significant difference in the surface temperature of Betelgeuse, but this cannot be used as a reference.

Because the surface temperature of the other 15 groups also varies greatly, the surface temperature of Betelgeuse can reach 3400 degrees at the highest, and only 25000 degrees at the lowest.

This is caused by the frequent star activities of Betelgeuse, just like the sunspots, flares, solar prominences and other activities on the sun.

It’s just that the activity of the sun is much weaker than that of Betelgeuse. If it is as violent as Betelgeuse, then the earth will either become a baked bread or a frozen world, and the cycle of the two will repeat.

Just like the weather in Star City, you will experience spring, summer, autumn and winter in one week, and winter, autumn, summer and spring in the next week.

In addition, there are some other subtle gaps in this form, but none of them are as obvious as these three information perception features.

After thinking about it, Xu Chuan slightly modified the original values ​​on the basis of the original values ​​in the ninth and eleventh lines, making them larger or smaller, and then re-used this data for calculation.

Soon, a new set of data was calculated.

A group【908.767347901D⊙】

The second group【131.319771313D⊙】

Two sets of completely different values ​​came into Xu Chuan's eyes again.

"Is it such a big influence?"

Staring at the value calculated on the draft paper, Xu Chuan whispered to himself that the artificial value did not greatly adjust the original value, and it can even be said that it only increased by about 5%.

But the answers of the second group soared more than twice on the original basis.

The original diameter of 67.45D⊙ has been directly increased to 171.31D⊙.

After thinking for a while, Xu Chuan took out the phone from the table and called his brother, a doctoral student who was collecting data on Betelgeuse for him in southern Yunnan.

After briefly introducing the situation on his side, Senior Brother Liu Xuan, who was leading the team on the other end of the phone, immediately screamed.

"What? Two diameters?"

"This is impossible. How can a star have two diameters, but the difference is so large. One group is nearly 900 D⊙ units, and the other group is less than one hundred."

"Junior brother, have you ever considered that it is you who calculated the problem?"

Xu Chuan could understand Liu Xuan's fierce rebuttal. He couldn't believe it when he first calculated it, but he was calmer.

"I know it's not scientific, but the value calculated by the Xu-Weyl-Berry theorem is indeed like this."

"That may be a problem in the calculation process. A star, even a star with intense activity in its later years like Betelgeuse, will have different diameters, and it is impossible to deviate so much."

On the other end of the phone, before Xu Chuan could speak, Liu Xuan's rebuttal came over.

Xu Chuan glanced at the manuscript paper on the table, and said: "I have calculated all the 16 sets of data brought back, and 15 sets of them have only one diameter, all of which are around 889D⊙ units, and the numbers can be accurate to the first decimal point. Eight."

"This is enough to prove that my Xu-Weyl-Berry theorem is correct, it can accurately calculate the diameter of Betelgeuse."

"But among the sixteen sets of data, one set of data calculated two answers"

Xu Chuan didn't finish his sentence, it was enough to reach this point.

"You mean that there is a problem with a set of Betelgeuse data we observed?"

On the other end of the phone, Liu Xuan gradually calmed down, and asked with a frown after listening to Xu Chuan's analysis.

He didn't really believe that there was a problem with the observation data.

Because the data handed over to Xu Chuan has been checked by him personally, if there is a problem, it should be discovered during the check.

But since there is a problem, it must be solved.

So let's see where the problem is.

"Well, the preliminary judgment is like this."

Xu Chuan responded, and said again: "In addition to the possible problem with the data, there is another possibility, that is, when recording this set of observation data, some unknown changes may have occurred on Betelgeuse, which affected the data."

Hearing this, Liu Xuan frowned again. Unknown changes have taken place in Betelgeuse?

What changes can cause such a large diameter gap?

After thinking for a while, Liu Xuan said: "How about this, you send that set of data to my email, and I will analyze it urgently tonight. I have the original data of all the observation data in my hand. If there is any change in Betelgeuse, Through that information, it should be possible to analyze something.”

Xu Chuan nodded and said, "Then please trouble Brother Liu, I'll book a ticket to South Yunnan tomorrow."

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