[Th-A2-F] Spin Qubit Connectivity

11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[Th-A2-F-02] Dispersive Detection of a Charge Qubit with a Broadband High-Impedance Quantum-Hall Plasmon Resonator

〇CHAOJING LIN^1,2, Kosei Teshima¹, Takafumi Akiho³, Koji Muraki³, Toshimasa Fujisawa¹ (1. Inst. of Sci. Tokyo (Japan), 2. JST PRESTO (Japan), 3. NTT Basic Res. Lab. (Japan))

Edge plasmons emergent in quantum Hall (QH) systems exhibit high quantized impedance (12.9 kΩ for filling factor 2). We apply such high-impedance plasmons in a QH plasmon resonator to demonstrate dispersive detection of a charge qubit formed in a double quantum dot.