bloom america

Chapter 1008 Quantum Computer

Hawking stood up from his wheelchair and took a small step with the help of his family.

It's a small step for Hawking, but a giant leap for mankind.

Under the influence of magical modern technology, this scientific giant finally no longer needs to lie in a wheelchair.

Although his legs were still shaking, his muscles were still thin, and his movements were still slow.

However, all this is already changing.

Under the action of repair proteins, cells began to undergo drastic changes, they began to absorb nutrients, and then began to rejuvenate. At this stage, Hawking's food intake increased greatly, and his body's pursuit of various nutrients became greater and greater.

And this incredible process will probably continue for half a month.

"It's incredible..." Under the doctor's amazed eyes, the thin man walked forward step by step.

In Hawking's own eyes, what was left behind was also full of excitement.

Hawking is a man who refuses to obey his fate.

When he was sick, a doctor predicted that Hawking would not live for more than half a year. But now, Hawking not only survived, but also lived very well - compared to people who are sick.

Although the price is that he has to go to the Dewano School District in the United States, for Hawking, it is worth it.

You can go to a place where talents gather and communicate with people there, but what you give is not directly proportional to what you get.

I can also communicate with those scientists and understand more unknown things in this world.

Hawking is currently studying a quantum theory of gravity. This physical theory says that quantum is the discontinuous movement of material particles, and all quantum confusion originates from this discontinuous movement. The combination of quantum theory and gravity, that is

Quantum gravity theory. It is still in the research stage.

But when I arrived in the school district, I might have to put down this job for the time being.

He wants to do another research - research on quantum information science.

At this time, in Xunlei Laboratory, a kind of research related to "quantum" was also going on.

Even Seymour Clay put down his work to observe this magical and wonderful theory and research.

Quantum computer was first proposed by Richard Feynman. It was originally derived from the simulation of physical phenomena. However, he found that when simulating quantum phenomena, the amount of data also became huge because of the huge Hilbert space.

The computing time required for a complete simulation has become considerable, even unrealistic astronomical figures. Richard Feynman thought at that time that if a computer composed of a quantum system is used to simulate quantum phenomena, the computing time can be greatly improved.

Reduce. The concept of quantum computers was born.

Quantum computers can be called part of quantum information science.

That's right, although the evil Catherine Edson cured Hawking, she used a contract to restrict Hawking's research, causing many future technological developments to be delayed for several years, and all of this was

In order to satisfy Catherine's personal desires.

In fact, Catherine, this ignorant evil bastard, just thought that "quantum" seemed to be a very powerful thing. She just gave Hawking a research topic. In fact, what does this research have to do with real quantum technology... Well.

Who knows...

In classical computers, that is, these modern computers, energy consumption will cause the chips in the computer to heat up, which greatly affects the integration of the chips, thereby limiting the running speed of the computer.

This energy consumption comes from irreversible operations in the calculation process. So, does the calculation process must be completed with irreversible operations?

The answer to the question is: all classical computers can find a corresponding reversible computer without affecting computing power.

Since every operation in the computer can be transformed into a reversible operation, in quantum mechanics, it can be represented by a unitary transformation.

Early quantum computers were actually classical computers described in the language of quantum mechanics, and did not use the essential characteristics of quantum mechanics, such as the superposition and coherence of quantum states.

In classical computers, the basic unit of information is bits, and the objects of operation are various bit sequences.

Similarly, in a quantum computer, the basic unit of information is a qubit, and the object of operation is a sequence of qubits.

The difference is that the qubit sequence can not only be in a superposition state of various orthogonal states, but also be in an entangled state. These special quantum states not only provide the possibility of quantum parallel computing, but will also bring many

Wonderful nature.

Different from classical computers, quantum computers can perform any unitary transformation. After obtaining the output state, measurements can be made to obtain the calculation results. Therefore, quantum computing has greatly expanded classical calculations. In mathematical form, classical calculations can

regarded as a special type of quantum computing. Quantum computers can

The superposition components are transformed, and all these transformations are completed at the same time and superimposed according to a certain probability amplitude to give the result. This kind of calculation is called quantum parallel computing. In addition to parallel computing, another important use of quantum computers is to simulate quantum computers.

System, this work is beyond the capabilities of classical computers.

Catherine is no longer satisfied with traditional computer development. What Catherine needs now is a higher-level computer.

At this time, Catherine naturally thought of the legendary quantum computer. Only quantum computers are the pursuit of a higher level!

Although today's supercomputers are awesome, if there are quantum computers in the future, everything will be rubbish!

“What can a quantum computer do?”

When Seymour Clay asked this question, the answer was very surprising.

"The design and application of quantum computers are completely different from our ordinary products. In short, this is a product that promotes the second information revolution... just like the second industrial revolution."

Perhaps because of Catherine's continuous brainwashing, many people whom Catherine comes in contact with have begun to accept Catherine's "information revolution".

Well, although these people don't know, this statement is just Catherine's dirty idea to make herself the "first person in the revolution".

Well, we invented both the personal computer and the Internet. So, if there is really any information revolution, it will definitely be based on our technology, right?

It was based on this kind of thinking that the "Information Revolution" in Catherine's mouth was born... Well, that was really what Catherine thought at the beginning.

"Quantum computers perform a series of large-scale and high-precision operations through quantum splitting and quantum patching. Its floating-point computing performance is unmatched by ordinary home computer CPUs. The way quantum computers perform large-scale operations is actually

It is similar to the batch processing program of ordinary computers. Its operation method is simply through a large number of quantum splits and then high-speed quantum repair, but its accuracy and speed are beyond the reach of ordinary computers."

This is what Catherine once told Seymour Clay.

"Of course, it is not easy to realize this technology. Assume that 1 ton of uranium-235 can provide 70 million watts of electricity a day through a nuclear generator, but this electricity will be consumed in just 10 days. This is the most

Conservative estimate: If a quantum computer works for about 4 hours a day, its lifespan will be pitiful.

In 2 years, if it works for more than 6 hours, it may not even last 1 year. This is also the most conservative estimate; assuming that the heat generated by the quantum computer every hour can increase its own temperature by 70 degrees Celsius, then the chassis will reach 200 degrees Celsius in 2 hours.

At 6 hours, the heat dissipation device may be melted. This is still the most conservative estimate!"

"But we must have quantum computers! We need this latest technology. Only this technology can help our technology take off..."

Once quantum computers appear, many scientific theories can be completed in a shorter way - quantum computers can shorten the calculation process to a minimum.

And countless deductions can also be completed by relying on quantum computers.

Not only Hawking, Catherine also needs a large group of scientists to help her.

Quantum computer is a type of physical device that follows the laws of quantum mechanics, performs high-speed mathematical and logical operations, and stores and processes quantum information.

Quantum computers and quantum mechanics are closely related. The former is based on a core principle of the latter - the principle of state superposition.

Based on this, Catherine believes that quantum physicists such as Hawking should be able to help her.

"Hmm... maybe I should take the Landau barrier and let these people do it. Those who can solve the Landau barrier should join this research group...?"

At this time, Catherine thought of the famous Landau barrier. If it could be done like this, it seemed possible.

Landau barrier is also the common name of "Instructions for Landau Theoretical Physics".

The number of people in the world who have passed the Landau Ranking Test can be counted on two hands.

And this man can also be said to be the last all-powerful theoretical physicist in the world. Although he is from the Soviet Union, he has impressed the whole world. There are not many people in the world who can serve Einstein, and Landau is

One of them.

The other party's achievements in quantum mechanics are also a huge mountain. If it were not for a car accident, this person might still be alive now.

"Yeah, let's use this. We will conduct a preliminary test for all physicists in the school district, and use the Landau ranking. Each person is limited to two tests, and you can't pass if you pass the test!"

Catherine used the killer weapon of a great scientist and prepared to carry out a massacre on those pretentious physicists in the school district...

Nympho

Five more! Five more complete!

Stomach pain, diarrhea, when can I have a head ... alas. (Unparalleled ..)

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