Last Updated：2025/12/05
Sentence
完全に静かな実験室でも、熱雑音（導体内の電荷担体、通常は電子の熱的擾動によって平衡状態で発生し、印加電圧に関係なく生じる電気的雑音）が微小信号を検出するために使われる低温アンプの感度を制限します。
Quizzes for review
Even in a perfectly quiet laboratory, Johnson-Nyquist noise limits the sensitivity of low-temperature amplifiers used to detect tiny signals.
See correct answer
Even in a perfectly quiet laboratory, Johnson-Nyquist noise limits the sensitivity of low-temperature amplifiers used to detect tiny signals.
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Related words
Johnson-Nyquist noise
Noun
uncountable
Japanese Meaning
ジョンソン・ナイキスト雑音：平衡状態にある電気伝導体内部で、キャリア（通常は電子）の熱運動により発生する電気雑音。印加電圧の有無にかかわらず生じる。
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