quantum limit

名词 n.

英文释义

名词 n.
  1. The limit on measurement accuracy at quantum scales due to back-action effects.
    — "This book is essential reading for all scientists and engineers the potential applications of technology near the quantum limit."
  2. The shortest wavelength in an X-ray spectrum.
    — "The voltage and wave-length at the quantum limit of the spectrum under investigation are denoted by ν₀ and λ₀."

词形变化

词源

The spectroscopic sense is first attested in the 1920s; the measurement sense was coined by Vladimir Braginsky in a 1967 paper, and was originally restricted to the study of gravitational waves.
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