Xiao-Yu Wu, Hu Zhao, Zhi Li. Three-dimensional transmon coherence measurement method based on network analyser [J]. Acta Physica Sinica, 2020, 69(13): 130302-1
- Acta Physica Sinica
- Vol. 69, Issue 13, 130302-1 (2020)
Fig. 1. The power change scan S 21 of 3D Transmon: (a) Intensity graph of S 21; (b) partial S 21 curve.
Fig. 2. 3D Transmon measurement system.
Fig. 3. The S 21 curve for the qubits excited by continuously microwave.
Fig. 4. Time sequence diagram of coherent oscillation measured by network analyzer.
Fig. 5. Amplitude and phase diagram of 3D transmon coherent oscillation measured by network analyzer
Fig. 6. (a) Intensity diagram of coherent oscillation at different microwave power; (b) relationship between coherent oscillation and microwave excitation amplitude.
Fig. 7. Rabi oscillation by Jaynes-Cummings method based on data acquisition card.
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