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A quantum computer is a computer that exploits quantum mechanical phenomena. On small scales, physical matter exhibits properties of both particles and waves, and quantum computing leverages this behavior using specialized hardware. Classical physics cannot explain the operation of these quantum … 展开
For many years, the fields of quantum mechanics and computer science formed distinct academic communities. Modern quantum theory developed in the 1920s to explain the 展开
Computer engineers typically describe a modern computer's operation in terms of classical electrodynamics. Within these "classical" computers, … 展开
Progress in finding quantum algorithms typically focuses on this quantum circuit model, though exceptions like the quantum adiabatic algorithm exist. Quantum algorithms can … 展开
Computability
Any computational problem solvable by a classical computer is also solvable by a quantum computer. … 展开Quantum cryptography enables new ways to transmit data securely; for example, quantum key distribution uses entangled quantum states to establish secure cryptographic keys. … 展开
As of 2023, classical computers outperform quantum computers for all real-world applications. While current quantum computers may speed up solutions to particular mathematical problems, they give no computational advantage for practical tasks. … 展开
• D-Wave Systems – Canadian quantum computing company
• Electronic quantum holography
• Glossary of quantum computing
• IARPA – American government agency 展开CC-BY-SA 许可证中的维基百科文本 量子计算机 - 维基百科，自由的百科全书
量子计算机 - 维基百科，自由的百科全书 - zh.wikipedia.org
网页量子计算机（英语： Quantum computer ）是一种使用量子逻辑进行通用计算的设备。 与 电子计算机 （或称传统电脑）不同，量子计算用来储存数据的对象是 量子位元 ，它用量子 …
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Timeline of quantum computing and communication
网页Yoshihisa Yamamoto and K. Igeta propose the first physical realization of a quantum computer, including Feynman's CNOT gate. [16] Their approach uses atoms and photons and is the progenitor of modern quantum …
Qubit - Wikipedia
网页In quantum computing, a qubit (/ ˈ k juː b ɪ t /) or quantum bit is a basic unit of quantum information—the quantum version of the classic binary bit physically realized with a two-state device. A qubit is a two-state (or two …
Explainer: What is a quantum computer? | MIT …
网页2019年1月29日 · It’s the point at which a quantum computer can complete a mathematical calculation that is demonstrably beyond the reach of even the most powerful supercomputer.
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Quantum computer - Simple English Wikipedia, the free …
网页A quantum computer is a model of how to build a computer. The idea is that quantum computers can use certain ideas from quantum mechanics, such as superposition …
量子電腦 - 維基百科，自由的百科全書 - zh.wikipedia.org
网页量子電腦（英語： Quantum computer ）是一種使用量子邏輯進行通用計算的裝置。 與 電腦 （或稱傳統電腦）不同，量子計算用來儲存數據的對象是 量子位元 ，它用量子演算法來 …
What is Quantum Computing? - NASA
网页2022年7月6日 · Quantum computing is the practice of harnessing those properties to enable revolutionary algorithms that traditional computers wouldn’t be able to run. …
40 years of quantum computing | Nature Reviews Physics
网页2022年1月10日 · In 2022 we celebrate four decades of quantum computing by looking back at the milestones of the field and forward to the challenges and opportunities that lie ahead.
