| 高Q超导谐振腔的实验研究 |
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| 引用本文： | 吴琼,王暖让,杨仁福,高连山.高Q超导谐振腔的实验研究[J].微波学报,2011,27(2):79-83. |
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| 作者姓名： | 吴琼 王暖让 杨仁福 高连山 |
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| 作者单位： | 1. 北京无线电计量测试研究所,北京,100854
2. 计量与校准技术国防科技重点实验室,北京,100854 |
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| 摘 要： | 针对频率标准用超导腔的设计,通过理论分析及CST仿真优化得到了一种高Q纯铌超导谐振腔的设计。所设计超导腔工作模式为TM010模,谐振频率为4.452GHz,Q值在液氦温度4.2K时达到3.4×107,在减压降温到2K左右时达到1.9×109,实验结果与设计结果一致,验证了设计的正确性和实验装置的可行性。
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| 关 键 词： | 超导谐振腔 耦合 超导稳频振荡器 Q值 |
Experimental Research on High Q Superconduction Resonance Cavity |
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| WU Qiong,WANG Nuanrang,YANG Renfu,GAO Lianshan.Experimental Research on High Q Superconduction Resonance Cavity[J].Journal of Microwaves,2011,27(2):79-83. |
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| Authors: | WU Qiong WANG Nuanrang YANG Renfu GAO Lianshan |
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| Affiliation: | WU Qiong,WANG Nuan-rang,YANG Ren-fu,GAO Lian-shan(Beijing Institute of Radio Metrology & Measurement,Beijing 100854,China,National Key Laboratory of Metrology and Calibration Technology,China) |
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| Abstract: | For the design of superconducting cavity used for frequency standard,a high Q factor Superconducting niobium cavity has been developed through theroy calculation and CST simulation.The resonant mode of cavity is TM010,the resonant frequency is 4.452GHz,the quality factor is 3.4×107 and 1.9×109 when the temperature is 4.2K and 2K.It is validated that design is accurate and that experimental facility is feasible. |
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| Keywords: | superconduction resonance cavity coupling SCSO quality factor |
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