Group publications


T. Otsuka, T. Nakajima, M. R. Delbecq, S. Amaha, J. Yoneda, K. Takeda, G. Allison, T. Ito, R. Sugawara, A. Noiri, A. Ludwig, A. D. Wieck, and S. Tarucha, Single-electron Spin Resonance in a Quadruple Quantum Dot. [arXiv] {Quantum Information}

M. R. Delbecq, T. Nakajima, P. Stano, T. Otsuka, S. Amaha, J. Yoneda, K. Takeda, G. Allison, A. Ludwig, A. D. Wieck, and S. Tarucha, Quantum dephasing in a GaAs gated triple quantum dot due to nonergodic noise, . Phys. Rev. Lett. 116, 046802 (2016). [arXiv|doi|pdf] {Quantum Information}

J. Wiedenmann, E. Bocquillon, R.S. Deacon, S. Hartinger, O. Herrmann, T.M. Klapwijk, L. Maier, C. Ames, C. Brüne, C. Gould, A. Oiwa, K. Ishibashi, S. Tarucha, H. Buhmann, and L.W. Molenkamp, 4pi-periodic Josephson supercurrent in HgTe-based topological Josephson junctions, Nat. Commun. 7, 10303 (2016). [] {Quantum Transport}


T. Otsuka, S. Amaha, T. Nakajima, M. R. Delbecq, J. Yoneda, K. Takeda, R. Sugawara, G. Allison, A. Ludwig, A. D. Wieck, and S. Tarucha, Fast probe of local electronic states in nanostructures utilizing a single-lead quantum dot Sci. Rep. 5, 14616 (2015). [doi] {Quantum Information}

J. Yoneda, T. Otsuka, T. Takakura, M. Pioro-Ladrière, R. Brunner, H. Lu, T. Nakajima, T. Obata, A. Noiri, C. J. Palmstrøm, A. C. Gossard, and S. Tarucha, Robust micromagnet design for fast electrical manipulations of single spins in quantum dots Appl. Phys. Express 8, 084401 (2015). [arXiv|doi] {Quantum Information}

H. Shioya, R. Saverio, M. Yamamoto, M. Craciun, and S. Tarucha, Electron states of uniaxially strained graphene, Nano. Lett. 15, 7943–7948 (2015). [] {Quantum Transport}

S. Baba, J. Sailer, R.S. Deacon, A. Oiwa, K. Shibata, K. Hirakawa and S. Tarucha, Superconducting transport in single and parallel double InAs quantum dot Josephson junctions with Nb-based superconducting electrodes, Appl. Phys. Lett. 107, 222602-1 - 5 (2015).[] {Quantum Transport}

Y. Shimazaki, M. Yamamoto, I.V. Borzenets, K. Watanabe, T. Taniguchi, and S. Tarucha,Generation and detection of pure valley current by electrically induced Berry curvature in bilayer graphene, Nature Physics 11, 1032–1036 (2015).[] {Quantum Transport}

Y. Kondo, S. Amaha, K. Ono, K. Kono, and S.Tarucha, Critical behavior of alternately pumped nuclear spins in quantum dots, Phys. Rev. Lett. 115, 186803 (2015).[] {Quantum Transport}

B. Bertrand, H. Flentje, S. Takada, M. Yamamoto, S. Tarucha, A. Ludwig, A.D. Wieck, C. Bauerle, and T. Meunier, Quantum manipulation of two-electron spin states in isolated double quantum dots, Phys. Rev. Lett. 115, 096801 (2015).[] {Quantum Information}

S. Takada, M. Yamamoto, C. Bauerle, K. Watanabe, A. Ludwig, A.D. Wieck, and S. Tarucha, Measurement of the transmission phase of an electron in a quantum two-path interferometer, Appl. Phys. Lett. 107, 063101 (2015).[] {Quantum Transport}

S. Amaha, T. Hatano, S. Tarucha, J.A. Gupta, and D.G. Austing, Vanishing current hysteresis under competing nuclear spin pumping processes in a quadruplet spin-blockaded double quantum dot, Appl. Phys. Lett. 106, 172401 (2015).[] {Quantum Transport}

M. Yamamoto, Y. Tokura, Y. Hirayama, and S. Tarucha, Band shift, band Filling, and electron localization in a quantum wire detected via tunneling between parallel quantum wires, Journal of the Physical Society of Japan 84, 033710 (2015).[] {Quantum Transport}

H. Kiyama, T. Nakajima, S. Teraoka, A. Oiwa, and S. Tarucha, Spin-dependent current through a quantum dot from spin-polarized non-equilibrium quantum Hall edge channels, Phys. Rev. B 91, 155302 (2015).[] {Quantum Transport}

R.S. Deacon, A. Oiwa, J. Sailer, S. Baba, Y. Kanai, K. Shibata, K. Hirakawa, and S. Tarucha, Cooper pair splitting in parallel quantum dot Josephson junctions, Nature Communications 6, 7446 (2015). [] {Quantum Transport}


J. Yoneda, T. Otsuka, T. Nakajima, T. Takakura, T. Obata, M. Pioro-Ladrière, H. Lu, C. J. Palmstrøm, A. C. Gossard, and S. Tarucha, Fast Electrical Control of Single Electron Spins in Quantum Dots with Vanishing Influence from Nuclear Spins, Phys. Rev. Lett. 113, 267601 (2014). [arXiv|doi|pdf] {Quantum Information}

S. Chesi, Y. Wang, J. Yoneda, T. Otsuka, S. Tarucha, and D. Loss, Single-spin manipulation in a double quantum dot in the field of a micromagnet Phys. Rev. B 90, 235311 (2014). [arXiv|doi|pdf] {Quantum Information}

M. R. Delbecq, T. Nakajima, T. Otsuka, S. Amaha, J. D. Watson, M. J. Manfra, and S. Tarucha, Full control of quadruple quantum dot circuit charge states in the single electron regime Appl. Phys. Lett. 104, 183111 (2014). [arXiv|doi|pdf] {Quantum Information}

Tomohiro Otsuka, Yuuki Sugihara, Jun Yoneda, Takashi Nakajima, and Seigo Tarucha, Measurement of Energy Relaxation in Quantum Hall Edge States Utilizing Quantum Point Contacts J. Phys. Soc. Jpn. 83, 014710 (2014). [arXiv|doi] {Quantum Transport}

G. Allison, T. Fujita, K. Morimoto, S. Teraoka, M. Larsson, H. Kiyama, A. Oiwa, S. Haffouz, D. G. Austing, A. Ludwig, A. D. Wieck, and S. Tarucha, Tuning of the electrically evaluated electron Landé g-factor in GaAs quantum dots and quantum wells of different well widths, Phys. Rev. B 90, 235310 (2014).[] {Quantum Transport}

S. Takada, C. Bäuerle, M. Yamamoto, S. Hermelin, T. Meunier, A. Alex, A. Weichselbaum, J. von Delft, A.D. Wieck, S. Tarucha, Transmission phase in the Kondo regime revealed in a two-path interferometer, Phys. Rev. Lett. 113, 126601 (2014). arXiv:1311.6884.[] {Quantum Transport}

A. Aharony, S. Takada, O. Entin-Wohlman, M. Yamamoto, and S. Tarucha, Aharonov-Bohm interferometry with a tunnel-coupled wire, New J. Phys. 16, 3015 (2014). arXiv:1312.5177. [] {Quantum Transport}

J. Kamioka, T. Kodera, K. Takeda, T. Obata, S. Tarucha, and S. Oda, Charge noise analysis of metal oxide semiconductor dual-gate Si/SiGe quantum point contacts, J. Appl. Phys. 115, 203709 1-5(2014).[] {Quantum Transport}

K. Morimoto, T. Fujita, G. Allison, S. Teraoka, M. Larsson, H. Kiyama, S. Haffouz, D.G. Austing, A. Ludwig, A.D. Wieck, A. Oiwa, and S. Tarucha, Single photoelectron detection after selective excitation of electron-heavy hole and electron-light hole pairs in double quantum dots, Phys. Rev. B 90, 085306 (2014).[] {Quantum Information}

H. Kiyama, T. Fujita, S. Teraoka, A. Oiwa, and S. Tarucha, Electrically tunable spin filtering for electron tunneling between spin-resolved quantum Hall edge states and a quantum dot, Appl. Phys. Lett. 104, 263101 (2014).[] {Quantum Transport}

T. Bautze, C. Sussmeier, S. Takada, C. Groth, T. Meunier, M. Yamamoto, S. Tarucha, W. Waintal, and C. Bauerle, Theoretical, numerical, and experimental study of a flying qubit electronic interferometer , Phys. Rev. B 89, 125432 (2014). [] {Quantum Information}

T. Takakura, A. Noiri, T. Obata, T. Otsuka, J. Yoneda, K. Yoshida, and S. Tarucha, Single to quadruple quantum dots with tunable tunnel couplings, Appl. Phys. Lett. 104, 113109 (2014).[] {Quantum Information}

S. Amaha, W. Izumida, T. Hatano, S. Tarucha, K. Kono, and K. Ono, "Spin blockade in a double quantum dot containing three electrons", Phys. Rev. B 89, 085302 (2014).[] {Quantum Information}}

H. Shioya, M.F. Craciun, S. Russo, M. Yamamoto, and S. Tarucha, Straining graphene using thin film shrinkage methods, to appear in Nano Lett. 14, 1158–1163 (2014).[] {Quantum Transport}