Quantum computer revived by the influence of Google ?

Thread starter microsansfil
Start date Sep 7, 2014
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Computer Google Quantum Quantum computer Quantum computing

In summary, a quantum computer is a type of computer that uses quantum mechanics principles and qubits to perform calculations, making them much faster and more complex than classical computers. Google's development of the quantum computer, known as Sycamore, has revived interest in this technology due to its ability to solve previously impossible problems. This breakthrough has shown the potential of quantum computing in fields such as cryptography, drug discovery, and artificial intelligence. Unlike classical computers, quantum computers use qubits and rely on principles of quantum mechanics to operate. However, they still face challenges such as the need for specialized equipment, susceptibility to errors and noise, and difficulty in scaling up. There are also many unknowns regarding the practical applications and security implications of quantum computing.

Sep 7, 2014

microsansfil

Hello,

news : http://www.wired.com/2014/09/martinis/

Patrick

Physics news on Phys.org

Sep 7, 2014

atyy

Science Advisor

Interesting, thanks!

1. What is a quantum computer?

A quantum computer is a type of computer that uses quantum mechanics principles to perform calculations. Unlike classical computers, which use binary bits (either 0 or 1), quantum computers use quantum bits (qubits) that can exist in multiple states simultaneously, allowing for much faster and more complex calculations.

2. How did Google revive the quantum computer?

Google's team of researchers and engineers developed a quantum computer called Sycamore, which was able to solve a problem that was previously thought to be impossible for classical computers to solve. This breakthrough has revived interest and investment in quantum computing technology.

3. What is the significance of Google's revival of the quantum computer?

Google's achievement has shown that quantum computers have the potential to solve complex problems and calculations that are beyond the capabilities of classical computers. This could have major implications for fields such as cryptography, drug discovery, and artificial intelligence.

4. How does the quantum computer differ from classical computers?

Quantum computers use qubits instead of binary bits, allowing for much faster and more complex calculations. They also rely on principles of quantum mechanics such as superposition and entanglement to perform operations, whereas classical computers use transistors and logic gates.

5. What are the limitations of quantum computers?

While quantum computers have the potential to solve complex problems, they are still in the early stages of development and face several challenges. These include the need for specialized and expensive equipment, susceptibility to errors and noise, and the difficulty of scaling up to perform larger calculations. Additionally, there are still many unanswered questions about the practical applications and security implications of quantum computing.