The results of the qualification examination have not yet come out, but a question from Charlotte makes Lena busy again.

This is the third day that Helena and others leave. Lena is reading the latest journals in his office.

The first paper in "truth" is the paper on electromagnetic waves by eight ring mage Sally Newington and seven ring mage Clark Holland. In this paper, they established four calculus equations to describe electromagnetic waves, which almost solved the lightning phenomenon that plagued mages for many years.

At the same time, through the derivation of the equations, they found that the propagation speed of electromagnetic wave in the void is just the speed of light, which strongly proves that light is an electromagnetic wave.

In academic circles, there are many discussions about the essence of light, but they are basically based on two theories, one of which is that light is a kind of wave, which can be confirmed by the phenomenon of diffraction and interference of light.

Another theory is that light is a kind of particle, which is inherited from ancient magic. At the beginning, there was no theoretical proof of modern magic. However, a year ago, Lord Ludwig Stein, the nine ring mage of storm Council, discovered that when light is used to irradiate a metal sheet, it will produce a weak current, which has nothing to do with the intensity of light, but has nothing to do with the intensity of light It has something to do with the kind.

If light is a kind of wave, the greater the intensity of light is, the more energy it carries, and the greater the current it excites when it irradiates a metal sheet. However, the experimental phenomenon is contrary to it.

The mages think that light is actually a kind of particle, and different light is different particle, so the electric current generated on the metal sheet will be different.

The two factions argued endlessly, and there was no answer.

Lena put down the journal and breathed a sigh of relief.

On the earth, light has both wave and particle properties, that is to say, it is both wave and particle. Lena is not sure whether this is the case in the world. His current level is too low to be able to carry out relevant experiments, so he can only put this question aside for the time being.

He was about to read the next paper when he heard a knock on the door. Charlotte came in with a large pile of parchment, with some doubts on her face.

"I have some problems here, Mr. learner."

Charlotte said, unfolding the parchment in front of Lena.

I thought it was about the mage card, but what appeared in front of Lena's eyes was a series of formulas.

"When I was studying these elements, I measured their elemental mass in a conventional way, but the result was different from that in the textbook."

Charlotte explained that her silver hair fell down on her ears. Because of the hot and dry weather, she tied her hair into a ponytail, which looked quite fresh, especially the white back neck, which attracted reverie.

As she had promised to subsidize Charlotte to study alchemy, Lena gave her a lot of help, including opening an independent laboratory for her, including several simple element mass measurement arrays driven by magic stone, which can be operated by apprentices.

In order to thoroughly understand the properties of each element, Charlotte began to measure the quality of the elements, but she didn't expect to encounter trouble at the beginning.

Lena didn't say anything. He carefully looked at the experimental data and calculation process of Charlotte, checked the calculation by himself, then put down his pen and said.

"It is true that the relative element mass of the" Bolun "element should be 10.91046, but according to the measurement results, it is 10.88931. The difference can not be simply explained by the experimental error."

You know, the recognized element mass is accurate to five decimal places, if the experimental gap is 0.01, it is a world of difference.

"Are you sure you didn't make any major mistakes in the measurement?"

Reiner confirmed that he probably knows about such errors, but still needs to rule out all other influences.

"No, I used three methods to measure. The errors are all four to five decimal places, which are within the allowable range, but they are basically 1% to 3% different from the data in the textbook."

Charlotte seriously said that at the beginning, she also thought that there was a problem in her measurement, but after repeated calculations, she ruled out this factor. The elements she measured did have this problem.

"But the recognized element mass is also obtained through many times of measurement, why such a problem

He didn't rush to say his guess, but wanted to know what Charlotte thought.

"Well, I'm also thinking about this problem. First of all, the simplest explanation is that there is a mistake in one party's measurement, but the possibility of this result is the lowest, because the latest relative element mass table was released at the beginning of this year, and the measurement method is not far behind."

Charlotte analyzed that, obviously, these are the contents that she had thought about before, so it doesn't violate at all.

"The second explanation is that there are impurities in the measured elements, but I use the materials purchased by the college from the magic association. Generally, this problem does not occur. Moreover, I use the purification method after combination and reduction, and the results are almost the same, so the possibility of impurities can be basically eliminated."After a pause, Charlotte continued.

"There is another explanation, that is, these elements themselves have different relative element masses. This is the most incredible explanation. I just list it for reference."

After hearing Charlotte's words, Lena nodded.

"Well, it looks like you've come up with a lot of things on your own."

He got up, found a periodical on the shelf and turned it to one of the pages.

"This is the paper of legendary mage Lanchester stanian. He has made some assumptions about the arrangement and distribution of elements, and thinks that elements should be sorted according to the quality of elements, and will show a certain periodicity."

This is the issue of alchemy, which published the paper on electrolysis by Mr. Cornwall penzans. When he read this paper earlier, he was amazed by the wisdom of Mr. stanian, especially his proposal of periodicity.

However, the current element quality does not seem to be accurate. Sorting according to the existing element quality will inevitably lead to errors and omissions, and it is impossible to judge new elements. This is not a perfect solution.

"I think maybe the error of relative element mass measured by you is related to the law of elements."

Laina said that Charlotte is completely dependent on herself and has already touched the tail of the law of elements. If time passes, her achievements in alchemy will be unimaginable.

"I'm going to prepare something in the afternoon. Tomorrow morning, we'll measure the relative elemental mass of Bolun again."

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