Nb Cavity - Superconducting Niobium Cylindrical Cavity...

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Unformatted text preview: Superconducting Niobium Cylindrical Cavity Anlage Lab TE011 mode Superconducting Nb Microwave Resonant Cavity antenna pumping line sample c-axis TE011 TE011 f = 9.58 GHz Q ~ 108 at 2 K niobium liquid helium T = 1.5 K resonant frequency shift Δ f(T) quality factor Q (T) sapphire rod Hrf thermometer heater Δλ (T ) = ( Γ μ0ω 2 RS (T ) = Γ( ){Δω sample (T ) − Δωbackgnd (T )} 1 Q sample (T ) − 1 Qbackgnd (T ) ) ...
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This note was uploaded on 12/30/2011 for the course PHYSICS 798s taught by Professor Anlage during the Spring '08 term at Maryland.

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