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Chapter 240 Expectation

Wen Yanyi has the intention of killing people. I have always heard that only those who cheated their fathers. When he arrived here, this guy became the one who cheated his senior brother!

Although it seems that the instruments of this strange doctor are no different from those in the hospital, he also knows that these instruments are not harmful to brain detection, he will even find it extremely strange even when he goes to the hospital for a brain examination, let alone in this environment!

Staring at the magnetic resonance instrument in front of him that was shaped like a "cresing furnace", he felt chill and panicked, as if he could not stand up as long as he lie in, which was terrifying.

"Senior brother, you shouldn't be afraid!"

Seeing this guy hesitated, Liu Feng pretended to laugh.

To be honest, even if he is letting him lie in such a place, he will feel insecure. However, now is the time when a fellow Taoist dies and I am a senior brother. Who will go to hell if you don’t go to hell?

"Laugh, joke, I'll be scared!" Senior Brother Wen said with a stern voice, "Isn't it just a test? I just treat it as a test for the body!"

Although he knew that Liu Feng was a provoking method, who told him to take this bite?

Wen Yanyi lay resolutely on the instrument, carrying the wind and cold Yishui, and the heroic man never returns once he leaves.

But I was comforting myself: We are dedicating ourselves to science, and we are dedicating ourselves to science.

Of course, it is understandable to curse Liu Feng from time to time.

Seeing this, Professor John Medina, who was standing beside him, grinned like a great devil who seduced a good woman: "Good boy, don't be nervous, it will take only 10 minutes."

He pointed out how Wen Yanyi was posing and settled him down, the test officially began.

While operating the instrument, Professor Medina introduced Liu Feng: "The magnetic resonance imager we are using now is similar to the magnetic resonance detector used in hospitals. They all use radio frequency signals to detect. The signal is generated from radio waves transferred in the magnetic field and can provide anatomical view of the brain. However, most of the instruments in hospitals cost hundreds of thousands to millions of dollars, while our instruments cost only 5 million dollars."

"Of course, the abundance and accuracy of the detection are incomparable."

Liu Feng shifted his gaze from Senior Brother Wen to the instrument screen, nodded from time to time, and listened carefully to the professor's story.

After all, there are very few opportunities to be guided by a famous brain neuroscience tycoon all over the world.

Of course, he felt quite regretful.

The working principles of magnetic resonance detectors are similar. Whether they are hospitals or scientific research institutions, the difference is only the difference in detection frequency, accuracy and accuracy.

However, in China, high-end analytical and testing equipment like this is imported from abroad, whether it is large hospitals or related scientific research institutions!

Therefore, in the country, it is conceivable how expensive it is to do an inspection.

These are all debts owed by China on basic technology!

Especially in the pharmaceutical equipment industry, it causes a trade deficit of hundreds of billions of yuan every year. Without decades of investment and public relations, it is basically impossible to catch up with the advanced level of foreign countries.

As a Chinese with ideals and ambitions, how could he not feel regretful?

I shook my head and didn't think about these bullshit things, and continued to listen to the explanation.

"The advantage of magnetic resonance imagers is that they can provide detailed brain images in different dimensions, without CT scan X-rays and PET scan radioactive materials, and without the invasiveness of angiography. In comparison, this is the safest and painless instrument! And for detectors, there is no need to make special preparations except for removing all metal objects!"

"Of course, the disadvantage is that it is relatively expensive and does not apply to patients with metal objects, such as pacemakers, nor does it apply to patients who do not cooperate, because the patient must lie quietly and lie flat."

"Even so, it cannot prevent it from becoming the most popular and most suitable instrument for brain detection!"

...

More than ten minutes later, Senior Brother Wen walked off the magnetic resonance imager with "full body" exhaustion.

Lying alone on it, letting the instruments run smoothly, and tinkering with his brain. Those who have never experienced it will definitely not feel the helplessness and desolation he had at that time...

Of course, what made him feel most helpless was that as the culprit, that guy Liu Feng didn't care about him at all, just stared at the instrument, and even pointed at him...

Come to the two of them.

Looking at Professor Medina analyzing the freshly released brain imaging results, the crazy spirit was as if he was studying his little lover, and from time to time he looked up at his brain and made a sound.

He swallowed his saliva, and was a little panicked by the expression of the "evil doctor". Senior Brother Wen even trembled: "Professor, what, what, is it okay?"

"Of course it's okay, your brain looks healthy! And it seems to be more active than ordinary people!" Professor Medina nodded with satisfaction, but shook his head regretfully, "It's a pity..."

"What a pity?"

Senior Brother Wen felt that his little heart was almost scared by him, and he was shocked!

Why is he so unfavorable? He met these two guys, one is more than the other!

"It's a pity that I can't take my brain out and do a comprehensive dissection."

Professor Medina kept sighing, as if it was a very regrettable thing to fail to take out Senior Brother Wen’s brain to dissect it.

Senior Brother Wen: “…”

MMP!

He packed up his data casually, and Professor Medina turned his head and ordered Liu Feng: "Child, it's your turn next!"

Nodded. With the lessons of Senior Brother Wen as a guinea pig, Liu Feng felt more relaxed and casual.

I walked to the instrument with ease, touched it left and looked at it, like a curious baby.

This instrument is much better than what he has seen in the hospital!

In a broad sense, magnetic resonance refers to the spin magnetic resonance phenomenon, including nuclear magnetic resonance, electron paramagnetic resonance, or electron spin resonance. The magnetic resonance commonly referred to in daily life refers to magnetic resonance imaging, and its principle is a type of imaging equipment made by nuclear magnetic resonance phenomenon.

Nuclear magnetic resonance is mainly caused by the spin motion of the atomic nucleus. Different nuclei have different spin motion conditions. They can be represented by the spin quantum number I of the nucleus. There is a certain relationship between the spin quantum number and the mass number of atoms and the atomic number, which is mainly divided into three categories.

One type is a nucleus with zero I, which can be regarded as a non-spin sphere; the other type is a nucleus with 1/2, which can be regarded as a spin sphere with uniform charge distribution, such as 1H, 13C, 15N, 19F, and 31P, which are all 1/2; the other type is a nucleus with greater I than 1/2, which can be regarded as a spin ellipsoid with uneven charge distribution.

Although the principle is the same, the magnetic field strength of the magnetic resonance detectors in domestic hospitals is generally below 3T; he has also tested it several times, and each time it did not bring him any surprises.

However, Professor Medina's magnetic resonance instrument, or the ultra-high magnetic field nuclear magnetic resonance instrument, is more appropriate, and its detection intensity actually reaches 7T!

It is truly the most advanced brain neuroscience laboratory in the world!

Liu Feng was very moved.

If he had the chance, he would want to pack this instrument and carry it back to China!

After all, experimental equipment of this strength is definitely not available in China.

At this moment, Liu Feng did not feel helpless and desolate as Senior Brother Wen, but was filled with gratitude, glad that he had happened to meet this "human brain butcher".

I think it can really bring a hint of surprise to our superpowers!

His head was slowly sent into the cylinder area of ​​the magnetic resonance detector. At this moment, Liu Feng's heart was full of expectations.
Chapter completed!
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