V2EX transmon

Transmon

释义 Definition

Transmon(变频/电荷不敏感超导量子比特):一种常见的超导量子比特设计,基于约瑟夫森结电路,通过增大结电容(降低对电荷噪声的敏感性)来提升量子态的稳定性与相干性,广泛用于量子计算与电路量子电动力学(cQED)实验中。

发音 Pronunciation

/trnz.mn/

例句 Examples

A transmon is a type of superconducting qubit.
Transmon 是一种超导量子比特。

By coupling a transmon to a microwave resonator, researchers can read out its quantum state with high fidelity.
通过将 transmon 与微波谐振腔耦合,研究人员可以高保真地读出其量子态。

词源 Etymology

Transmon 是量子电路领域的造词/缩合词(约 2007 年随相关设计提出而流行),通常被解释为与 transmission line(传输线) 等“电路实现方式”相关的命名,用来指代一种在电路量子电动力学架构中非常实用、且对电荷噪声更不敏感的超导量子比特家族。

相关词 Related Words

文学与著作 Literary Works

  • Koch, J. et al. Charge-insensitive qubit design derived from the Cooper pair box(2007,提出并系统讨论 transmon 设计)
  • Krantz, P. et al. A Quantum Engineer’s Guide to Superconducting Qubits(2019,综述性著作中多次讨论 transmon)
  • Blais, A. et al. Circuit quantum electrodynamics(综述文章/章节,常以 transmon 作为核心实现之一)
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