V2EX quantum simulation

Quantum Simulation

Definition / 定义

量子模拟:利用可控的量子系统(如量子计算机、冷原子、离子阱、超导量子比特等)去模仿并研究另一个量子系统或量子过程的行为,常用于分析传统计算难以处理的量子多体问题、材料性质、化学反应等。(该术语在物理与量子信息领域最常见;在更广义语境下也可指“用量子方法进行仿真”。)

Pronunciation / 发音

/kwn.tm sm.jle.n/

Examples / 例句

Quantum simulation helps scientists study molecules that are hard to calculate on classical computers.
量子模拟帮助科学家研究用经典计算机难以计算的分子体系。

Using cold atoms in an optical lattice, the team performed a quantum simulation of strongly correlated electrons to explore new phases of matter.
研究团队利用光学晶格中的冷原子进行强关联电子的量子模拟,以探索新的物质相态。

Etymology / 词源

quantum 源自拉丁语 quantum(“多少、量”),在物理学中被用来表示能量等物理量的最小离散单位(“量子”)。
simulation 源自拉丁语 simulare(“模仿、仿真”)。合在一起,quantum simulation 字面即“对量子现象的仿真/模拟”,现代语境中特指“用量子系统去模拟量子系统”。

Related Words / 相关词

Literary Works / 文学作品

  • Quantum Computation and Quantum Information(Michael A. Nielsen, Isaac L. Chuang)书中讨论量子计算框架下的量子模拟思想与相关算法。
  • “Quantum simulation”(I. M. Georgescu, S. Ashhab, F. Nori,Reviews of Modern Physics,2014)综述文章,系统梳理量子模拟平台与应用。
  • “Simulating physics with computers”(Richard P. Feynman,International Journal of Theoretical Physics,1982)提出用量子系统模拟物理过程的关键思想,被视为量子模拟/量子计算的重要源头之一。
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