Explained: What is Google’s new quantum leap?

Google has been at the forefront of quantum computing research for many years. In 2019, the company announced that its Sycamore processor had achieved quantum supremacy.

This is what Google stated in its Blog “Today we published the results of this quantum supremacy experiment in the Nature paper, “Quantum Supremacy Using Programmable Superconducting Processors”.”

“We have developed a new 54-qubit processor, called “Sycamore”, that includes fast, high-precision quantum logic gates to perform benchmark testing. Our machine performed the target calculation in 200 seconds, and from measurements in our test, we determined that it would take the world’s fastest supercomputer 10,000 years to produce the same result,” it added.

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Source: Google

In a recent update, researchers working on this quantum computing project revealed that Google’s new quantum computer can perform calculations instantly, while powerful supercomputers world would take a staggering 47 years to complete similar tasks.

The new quantum computer has 70 qubits, 17 more than the previous model’s 53 qubits. This increase in qubits makes the new machine 241 million times faster and more powerful than the 2019 version.

Quantum computing is a type of computer that uses quantum mechanics to perform calculations. Quantum mechanics is a branch of physics that studies the behavior of matter at the atomic and subatomic level.

Quantum computers use qubits instead of bits to store and process information. Qubits can exist in a superposition of states, meaning they can be both 0 and 1 at the same time. This allows quantum computers to perform calculations exponentially faster than classical computers.

Google’s new quantum leap is a significant development in the field of quantum computing. It shows that Google is still at the forefront of this research, and it shows that practical quantum computing is closer than ever.

The new announcement was made via Cornell University’s website and it states “Using cross-entropy benchmarking, we observe phase boundaries that can determine the computational complexity of noisy quantum evolution.”

“We conclude by presenting an RCS experiment with 70 qubits at 24 cycles. We estimate the computational cost based on improved classical methods and demonstrate that our experiment exceeds the capabilities of existing classical supercomputers.” it added.

In short, Google’s new quantum leap is an important achievement that brings humanity closer to the day when quantum computers become a reality. This technology has the potential to revolutionize many different industries and it will be interesting to see how it develops in the coming years.

Categories: Optical Illusion
Source: pagasa.edu.vn

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