Intermodulation gain in nonlinear NbN superconducting microwave resonators

被引:21
作者
Abdo, B [1 ]
Segev, E [1 ]
Shtempluck, O [1 ]
Buks, E [1 ]
机构
[1] Technion Israel Inst Technol, Dept Elect Engn, Microelect Res Ctr, IL-32000 Haifa, Israel
基金
以色列科学基金会;
关键词
D O I
10.1063/1.2164925
中图分类号
O59 [应用物理学];
学科分类号
摘要
We report the measurement of intermodulation gain greater than unity in NbN superconducting stripline resonators. In the intermodulation measurements we inject two unequal tones into the oscillator-the pump and signal-both lying within the resonance band. At the onset of instability of the reflected pump we obtain a simultaneous gain of both the idler and the reflected signal. The measured gain in both cases can be as high as 15 dB.
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页码:1 / 3
页数:3
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