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Chapter 143 Magnetic Electron Microscopy

The discovery of the Tesla parasite gave Todd a new breakthrough in microbiology and gave him new ideas for laboratory equipment.

The existing optical microscope in the laboratory is the second microscope he built, with a maximum magnification of 400 times. Coupled with the eagle eye's special power, the magnification can reach 2,500 times.

This magnification microscope can observe bacteria and chromosomes, but if you want to observe smaller substances such as viruses, the optical microscope is powerless and you must use an electron microscope to present the image.

Because the overall size of the virus is generally 30-80 nanometers, if you just want to see it, then magnify it 10,000 times and you can identify it with the naked eye. But if the viruses are clustered together, you need to continue to magnify it to 50,000-100,000 times to be effective.

Observe a single virus. If you want to clearly identify the virus form, it is better to continue to magnify 100,000-150,000 times.

The discovery of Tesla's parasite gave Todd the basic materials for building an electron microscope.

For example, transmission electron gun microscopes and scanning tunneling microscopes are too difficult to manufacture, and the materials science and engineering technology in Muxi Town have not yet reached the corresponding level. Todd had to position the equipment manufacturing at the most elementary and simplest magnetic field.

On the electron microscope.

The magnetic electron microscope is the most primitive product of the electron microscope. It was invented by Hans Bush in the previous life in 1926. If its principle is described in popular language, first create a shell made of soft magnetic material with an internal annular gap.

, and then create a circuit inside

Magnetic coil. When the coil is energized, the electrons will move along the axis of the coil, and magnetic induction will slowly occur. As the current increases, the intensity of the magnetic induction will be strengthened, and the pattern focused by the electromagnetic lens will become clearer. Under the sight glass

The sample will be magnified and displayed in the eyepiece.

The main principle is this. As for other accessories and theories, such as vacuum pumps, diffusion pumps and vacuum valves, air extraction pipelines, material slicers, as well as the wave-particle duality of light, Lorentz force, electromagnetic induction, and osmic acid dyeing theory, here

I won’t go into details one by one.

Now let’s talk about the materials of the electron microscope. The most critical electromagnetic coil can be replaced by Tesla parasites, but the construction of the soft magnetic material shell and the electromagnetic lens requires mobilizing all the scholars, craftsmen and aliens in Muxi Town to complete it.

.

After Todd examined Cosette's body and instructed her to conduct an appropriate amount of discharge according to the condition of her body every day, he held a technical meeting at the Knights' headquarters specifically for the manufacture of magnetic electron microscopes. The participants included Friar Joe, especially

Lysis, Lynn, Aiden Sr. and Rachel.

After nearly two hours of explanation, the participants whispered and gave Todd an answer that made him collapse.

Mr. General Commander, we don’t understand what you are saying...

When Todd cheered up and asked everyone again what they didn't understand.

The people in the audience looked at each other and gave him another desperate answer.

We can't understand you when you talk about electricity and magnetism...

Todd slapped his right hand heavily on his face, looking helpless. Only then did he remember that the concept of electric current was actually proposed by the American scientist Franklin in 1732; the summary and induction of electromagnetic phenomena

, should be Maxwell in the second half of the 19th century.

Now it is tantamount to wishful thinking to ask these medieval people to learn and understand electromagnetic theory in just two hours.

"My lord, the electricity and magnetism you mentioned, I once heard someone mention it." Ulysses's speech made Todd, who was at the bottom of his mood, see a glimmer of light.

"Tell me quickly, who is it?"

"Abu bin Sabah Kendi."

When he walked into the meeting room of the Knights' headquarters and saw the electromagnetic model and calculation formulas painted on the wooden board, Kendi's eyes looked like a leopard that had discovered its prey at night.

The excited Abbasid scholar pointed at the wooden board and spoke a string of Arabic words.

Todd frowned and started chatting with him in common language about the principles of electromagnetism. The more he talked, the more frightened he became.

Kendi said that his friends once proposed a similar theory, but it was not so complete and rigorous. These southerners once rubbed fur products and metallic glass together to produce electric sparks that could ignite paper scraps. They

There's even an Arabic name for this crackling flash - raad, meaning lightning.

Todd looked at Kendi who was talking endlessly, and finally remembered that in the Middle Ages in his previous life, the Arabs seemed to be the first ethnic group to understand the nature of lightning. They recognized other sources of electricity before other ethnic groups. At the end of the 14th century and the beginning of the 15th century,

They even wrote a book on the analysis of electrical energy and magnetic energy, but unfortunately it was lost during the subsequent war.

Todd and Kendi chatted for almost a full hour. To the former's surprise, the other's understanding of electrical energy and magnetic energy, although there were some mistakes, was mostly bold assumptions and reasoning close to the truth.

Todd finally established a magnetic electron microscope manufacturing team, with Kendi as the team leader, Ulysses, Lynn and students joining as researchers, the monks were responsible for finding and providing books, and Rachel was responsible for the abnormality in the manufacturing process.

With the support of the company, Aiden Sr. was in charge of manufacturing engineering.

He wrote a handwritten document, requesting Queen Mary, the manager of the holy treasury, to fully support the work of the manufacturing team. Todd finally signed his name and stamped the seal of the Knights. The whole room was left immersed in discussion and debate.

The quarrelsome one, the Grand Master of the Knights has another important job to do.

The logistics cargo ship of Beidao Seafood has arrived on the west coast of Dusk.

These large cargo ships carrying the flags of the Claw Tribe and the Black Skull Tribe attracted great attention from the Muxi Town defense force. Alfonso led the Muxi Town Guards to the beach as soon as possible and took charge without saying a word.

The North Island pirates who were delivering the goods were surrounded.

After half an hour of confrontation, Todd's timely arrival finally relaxed the tense situation between the two parties.

On the one hand, Alfonso took the alien soldiers to the warehouse behind the experimental building to fetch the dormouse with frozen powers; on the other hand, Todd chatted with Morgan and the Claw Warriors who were responsible for the delivery.

This time, the seafood was loaded on five large ships, totaling 129 tons. In addition to the goods, in order to preserve freshness, the North Islanders also accumulated a large amount of ice in the cargo hold, but now it has melted and there is not much left. If it is not loaded again

In the case of bacterial cold storage, once these seafoods deteriorate**, all efforts will be in vain.

Todd first told Morgan about Muxi Town's intention to purchase grain, then directed Muxi Town's soldiers to place the dormouse cages in the cabin, and finally told the North Islanders how to use and pay attention to the cold storage.

After working for a long time, Todd took a deep breath as he watched the five North Island cargo ships re-set sail and sail to the south. He thought to himself, the key to opening up the North Island-Muxi Town-Southern Empire trade route depends on this.

A fleet of ships brought results.


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