Publications
Preprints
8. Analyses of auto and cross power spectral densities of semiconductor spin qubits
Yujun Choi, Hruday Mallubhotla, Mark Friesen, Susan Coppersmith, and Robert Joynt, In preparation.
7. Extending decoherence time by driving charge noise sources in semiconductor qubit devices
Yujun Choi, Susan Coppersmith, and Robert Joynt, In preparation.
Peer-reviewed Articles
6. Interacting random-field dipole defect model for heating in semiconductor-based qubit devices
Yujun Choi and Robert Joynt, Phys. Rev. Res. 6, 013168 (2024).
5. Single-copy certification of two-qubit gates without entanglement
Yujun Choi, Tanmay Singal, Young-Wook Cho, Sang-Wook Han, Kyunghwan Oh, Sung Moon, Yong-Su Kim, and Joonwoo Bae, Phys. Rev. Appl. 18, 044046 (2022).
4. Anisotropy with respect to the applied magnetic field of spin qubit decoherence times
Yujun Choi and Robert Joynt, npj Quantum Inf 8, 70 (2022).
3. Experimental preparation and characterization of four-dimensional quantum states using polarization and time-bin modes of a single photon
Jinwon Yoo, Yujun Choi, Young-Wook Cho, Sang-Wook Han, Sang-Yun Lee , Sung Moon, Kyunghwan Oh, and Yong-Su Kim, Opt. Comm. 419, 30 (2018).
2. Generation of a non-zero discord bipartite state with classical second-order interference
Yujun Choi, Kang-Hee Hong, Hyang-Tag Lim, Jiwon Yune, Osung Kwon, Sang-Wook Han, Kyunghwan Oh, Yoon-Ho Kim, Yong-Su Kim, and Sung Moon, Opt. Express 25, 2540-2551 (2017).
1. Plug-and-play measurement-device-independent quantum key distribution
Yujun Choi, Osung Kwon, Minki Woo, Kyunghwan Oh, Sang-Wook Han, Yong-Su Kim, and Sung Moon, Phys. Rev. A 93, 032319 (2016).