塾長 – 研究成果 — Keio University

2016

Polarization- and frequency-tunable microwave circuit for selective excitation of nitrogen-vacancy spins in diamond

Herrmann, J., Appleton, M. A., Sasaki, K., Monnai, Y., Teraji, T., Itoh, K. M. & Abe, E., 2016 10月 31, In: Applied Physics Letters. 109, 18, 183111.

研究成果: Article › 査読

20 被引用数 (Scopus)

Quadrupolar effects on nuclear spins of neutral arsenic donors in silicon

Franke, D. P., Pflüger, M. P. D., Mortemousque, P. A., Itoh, K. M. & Brandt, M. S., 2016 4月 25, In: Physical Review B. 93, 16, 161303.

研究成果: Article › 査読

8 被引用数 (Scopus)

Quadrupole shift of nuclear magnetic resonance of donors in silicon at low magnetic field

Mortemousque, P. A., Rosenius, S., Pica, G., Franke, D. P., Sekiguchi, T., Truong, A., Vlasenko, M. P., Vlasenko, L. S., Brandt, M. S., Elliman, R. G. & Itoh, K. M., 2016 11月 8, In: Nanotechnology. 27, 49, 494001.

研究成果: Article › 査読

4 被引用数 (Scopus)

Suppression of segregation of the phosphorus ?-doping layer in germanium by incorporation of carbon

Yamada, M., Sawano, K., Uematsu, M., Shimizu, Y., Inoue, K., Nagai, Y. & Itoh, K. M., 2016 3月, In: Japanese journal of applied physics. 55, 3, 031304.

研究成果: Article › 査読

2 被引用数 (Scopus)

2015

A two-qubit logic gate in silicon

Veldhorst, M., Yang, C. H., Hwang, J. C. C., Huang, W., Dehollain, J. P., Muhonen, J. T., Simmons, S., Laucht, A., Hudson, F. E., Itoh, K. M., Morello, A. & Dzurak, A. S., 2015 10月 15, In: Nature. 526, 7573, p. 410-414 5 p.

研究成果: Article › 査読

620 被引用数 (Scopus)

Electrically controlling single-spin qubits in a continuous microwave field

Laucht, A., Muhonen, J. T., Mohiyaddin, F. A., Kalra, R., Dehollain, J. P., Freer, S., Hudson, F. E., Veldhorst, M., Rahman, R., Klimeck, G., Itoh, K. M., Jamieson, D. N., McCallum, J. C., Dzurak, A. S. & Morello, A., 2015 4月, In: Science Advances. 1, 3, e1500022.

研究成果: Article › 査読

Open Access

103 被引用数 (Scopus)

Electron Spin Coherence of Shallow Donors in Natural and Isotopically Enriched Germanium

Sigillito, A. J., Jock, R. M., Tyryshkin, A. M., Beeman, J. W., Haller, E. E., Itoh, K. M. & Lyon, S. A., 2015 12月 7, In: Physical review letters. 115, 24, 247601.

研究成果: Article › 査読

Open Access

28 被引用数 (Scopus)

Interaction of Strain and Nuclear Spins in Silicon: Quadrupolar Effects on Ionized Donors

Franke, D. P., Hrubesch, F. M., Künzl, M., Becker, H. W., Itoh, K. M., Stutzmann, M., Hoehne, F., Dreher, L. & Brandt, M. S., 2015 7月 29, In: Physical review letters. 115, 5, 057601.

研究成果: Article › 査読

27 被引用数 (Scopus)

Interfacial spin-glass-like state in Mn5Ge3 single crystalline films grown on germanium substrates

Truong, A., Watanabe, A. O., Mortemousque, P. A., Ando, K., Sato, T., Taniyama, T. & Itoh, K. M., 2015 6月 22, In: Physical Review B - Condensed Matter and Materials Physics. 91, 21, 214425.

研究成果: Article › 査読

9 被引用数 (Scopus)

Low symmetry configurations of vacancy-oxygen complexes in irradiated silicon

Kusano, Y., Saito, H., Vlasenko, L. S., Vlasenko, M. P., Ohta, E. & Itoh, K. M., 2015 12月 28, In: Journal of Applied Physics. 118, 24, 245703.

研究成果: Article › 査読

1 被引用数 (Scopus)

Phonon Engineering in Isotopically Disordered Silicon Nanowires

Mukherjee, S., Givan, U., Senz, S., Bergeron, A., Francoeur, S., De La Mata, M., Arbiol, J., Sekiguchi, T., Itoh, K. M., Isheim, D., Seidman, D. N. & Moutanabbir, O., 2015 6月 10, In: Nano Letters. 15, 6, p. 3885-3893 9 p.

研究成果: Article › 査読

33 被引用数 (Scopus)

Pulsed low-field electrically detected magnetic resonance

Dreher, L., Hoehne, F., Morishita, H., Huebl, H., Stutzmann, M., Itoh, K. M. & Brandt, M. S., 2015 2月 25, In: Physical Review B - Condensed Matter and Materials Physics. 91, 7, 075314.

研究成果: Article › 査読

11 被引用数 (Scopus)

Quantifying the quantum gate fidelity of single-atom spin qubits in silicon by randomized benchmarking

Muhonen, J. T., Laucht, A., Simmons, S., Dehollain, J. P., Kalra, R., Hudson, F. E., Freer, S., Itoh, K. M., Jamieson, D. N., McCallum, J. C., Dzurak, A. S. & Morello, A., 2015 4月 22, In: Journal of Physics Condensed Matter. 27, 15, 154205.

研究成果: Article › 査読

97 被引用数 (Scopus)

Spin-orbit coupling and operation of multivalley spin qubits

Veldhorst, M., Ruskov, R., Yang, C. H., Hwang, J. C. C., Hudson, F. E., Flatté, M. E., Tahan, C., Itoh, K. M., Morello, A. & Dzurak, A. S., 2015 11月 5, In: Physical Review B - Condensed Matter and Materials Physics. 92, 20, 201401.

研究成果: Article › 査読

62 被引用数 (Scopus)

2014

An addressable quantum dot qubit with fault-tolerant control-fidelity

Veldhorst, M., Hwang, J. C. C., Yang, C. H., Leenstra, A. W., De Ronde, B., Dehollain, J. P., Muhonen, J. T., Hudson, F. E., Itoh, K. M., Morello, A. & Dzurak, A. S., 2014 1月 1, In: Nature Nanotechnology. 9, 12, p. 981-985 5 p.

研究成果: Article › 査読

599 被引用数 (Scopus)

Fast, low-power manipulation of spin ensembles in superconducting microresonators

Sigillito, A. J., Malissa, H., Tyryshkin, A. M., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Thewalt, M. L. W., Itoh, K. M., Morton, J. J. L., Houck, A. A., Schuster, D. I. & Lyon, S. A., 2014 6月 2, In: Applied Physics Letters. 104, 22, 222407.

研究成果: Article › 査読

53 被引用数 (Scopus)

Host isotope mass effects on the hyperfine interaction of group-V donors in silicon

Sekiguchi, T., Tyryshkin, A. M., Tojo, S., Abe, E., Mori, R., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Ager, J. W., Haller, E. E., Thewalt, M. L. W., Morton, J. J. L., Lyon, S. A. & Itoh, K. M., 2014 9月 22, In: Physical Review B - Condensed Matter and Materials Physics. 90, 12, 121203.

研究成果: Article › 査読

7 被引用数 (Scopus)

Hyperfine clock transitions of bismuth donors in silicon detected by spin-dependent recombination

Mortemousque, P. A., Berger, S., Sekiguchi, T., Culan, C., Elliman, R. G. & Itoh, K. M., 2014 4月 7, In: Physical Review B - Condensed Matter and Materials Physics. 89, 15, 155202.

研究成果: Article › 査読

13 被引用数 (Scopus)

Inductive measurement of optically hyperpolarized phosphorous donor nuclei in an isotopically enriched silicon-28 crystal

Gumann, P., Patange, O., Ramanathan, C., Haas, H., Moussa, O., Thewalt, M. L. W., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Itoh, K. M. & Cory, D. G., 2014 12月 30, In: Physical review letters. 113, 26, 267604.

研究成果: Article › 査読

14 被引用数 (Scopus)

Investigation of surface magnetic noise by shallow spins in diamond

Rosskopf, T., Dussaux, A., Ohashi, K., Loretz, M., Schirhagl, R., Watanabe, H., Shikata, S., Itoh, K. M. & Degen, C. L., 2014 4月 9, In: Physical review letters. 112, 14, 147602.

研究成果: Article › 査読

124 被引用数 (Scopus)

Simultaneous observation of the diffusion of self-atoms and co-implanted boron and carbon in silicon investigated by isotope heterostructures

Uematsu, M., Matsubara, K. & Itoh, K. M., 2014 7月, In: Japanese journal of applied physics. 53, 7, 071302.

研究成果: Article › 査読

4 被引用数 (Scopus)

Spin-dependent recombination at arsenic donors in ion-implanted silicon

Franke, D. P., Otsuka, M., Matsuoka, T., Vlasenko, L. S., Vlasenko, M. P., Brandt, M. S. & Itoh, K. M., 2014 9月 15, In: Applied Physics Letters. 105, 11, 112111.

研究成果: Article › 査読

7 被引用数 (Scopus)

Spin-dependent recombination involving oxygen-vacancy complexes in silicon

Franke, D. P., Hoehne, F., Vlasenko, L. S., Itoh, K. M. & Brandt, M. S., 2014 5月 23, In: Physical Review B - Condensed Matter and Materials Physics. 89, 19, 195207.

研究成果: Article › 査読

12 被引用数 (Scopus)

Storing quantum information for 30 seconds in a nanoelectronic device

Muhonen, J. T., Dehollain, J. P., Laucht, A., Hudson, F. E., Kalra, R., Sekiguchi, T., Itoh, K. M., Jamieson, D. N., McCallum, J. C., Dzurak, A. S. & Morello, A., 2014 1月 1, In: Nature Nanotechnology. 9, 12, p. 986-991 6 p.

研究成果: Article › 査読

437 被引用数 (Scopus)

2013

Geometric phase gates with adiabatic control in electron spin resonance

Wu, H., Gauger, E. M., George, R. E., Möttönen, M., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Itoh, K. M., Thewalt, M. L. W. & Morton, J. J. L., 2013 3月 25, In: Physical Review A - Atomic, Molecular, and Optical Physics. 87, 3, 032326.

研究成果: Article › 査読

37 被引用数 (Scopus)

High-sensitivity magnetometry based on quantum beats in diamond nitrogen-vacancy centers

Fang, K., Acosta, V. M., Santori, C., Huang, Z., Itoh, K. M., Watanabe, H., Shikata, S. & Beausoleil, R. G., 2013 3月 26, In: Physical review letters. 110, 13, 130802.

研究成果: Article › 査読

112 被引用数 (Scopus)

Identification of photo-induced spin-triplet recombination centers situated at Si surfaces and Si/SiO₂ interfaces

Otsuka, M., Matsuoka, T., Vlasenko, L. S., Vlasenko, M. P. & Itoh, K. M., 2013 9月 9, In: Applied Physics Letters. 103, 11, 111601.

研究成果: Article › 査読

6 被引用数 (Scopus)

Optical and dynamic nuclear polarization of 29Si nuclei via photoexcited triplet states of oxygen-vacancy complexes in isotopically controlled silicon

Itahashi, T., Hayashi, H., Rahman, M. R., Itoh, K. M., Vlasenko, L. S., Vlasenko, M. P. & Poloskin, D. S., 2013 2月 6, In: Physical Review B - Condensed Matter and Materials Physics. 87, 7, 075201.

研究成果: Article › 査読

6 被引用数 (Scopus)

2012

Coherent storage of photoexcited triplet states using Si29 nuclear spins in silicon

Akhtar, W., Filidou, V., Sekiguchi, T., Kawakami, E., Itahashi, T., Vlasenko, L., Morton, J. J. L. & Itoh, K. M., 2012 2月 27, In: Physical review letters. 108, 9, 097601.

研究成果: Article › 査読

17 被引用数 (Scopus)

Direct-gap photoluminescence from germanium nanowires

Kawamura, Y., Huang, K. C. Y., Thombare, S. V., Hu, S., Gunji, M., Ishikawa, T., Brongersma, M. L., Itoh, K. M. & McIntyre, P. C., 2012 7月 6, In: Physical Review B - Condensed Matter and Materials Physics. 86, 3, 035306.

研究成果: Article › 査読

16 被引用数 (Scopus)

Discrete distribution of implanted and annealed arsenic atoms in silicon nanowires and its effect on device performance

Uematsu, M., Itoh, K. M., Mil'nikov, G., Minari, H. & Mori, N., 2012, In: Nanoscale Research Letters. 7, 1, p. 1-6 6 p., 685.

研究成果: Article › 査読

2 被引用数 (Scopus)

Electron spin coherence exceeding seconds in high-purity silicon

Tyryshkin, A. M., Tojo, S., Morton, J. J. L., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Schenkel, T., Thewalt, M. L. W., Itoh, K. M. & Lyon, S. A., 2012 2月, In: Nature Materials. 11, 2, p. 143-147 5 p.

研究成果: Article › 査読

512 被引用数 (Scopus)

Identification of a paramagnetic recombination center in silicon/silicon-dioxide interface

Matsuoka, T., Vlasenko, L. S., Vlasenko, M. P., Sekiguchi, T. & Itoh, K. M., 2012 4月 9, In: Applied Physics Letters. 100, 15, 152107.

研究成果: Article › 査読

13 被引用数 (Scopus)

Spin dependent recombination based magnetic resonance spectroscopy of bismuth donor spins in silicon at low magnetic fields

Mortemousque, P. A., Sekiguchi, T., Culan, C., Vlasenko, M. P., Elliman, R. G., Vlasenko, L. S. & Itoh, K. M., 2012 8月 20, In: Applied Physics Letters. 101, 8, 082409.

研究成果: Article › 査読

11 被引用数 (Scopus)

Violation of a Leggett-Garg inequality with ideal non-invasive measurements

Knee, G. C., Simmons, S., Gauger, E. M., Morton, J. J. L., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Itoh, K. M., Thewalt, M. L. W., Briggs, G. A. D. & Benjamin, S. C., 2012, In: Nature communications. 3, 606.

研究成果: Article › 査読

116 被引用数 (Scopus)

2011

Entanglement in a solid-state spin ensemble

Simmons, S., Brown, R. M., Riemann, H., Abrosimov, N. V., Becker, P., Pohl, H. J., Thewalt, M. L. W., Itoh, K. M. & Morton, J. J. L., 2011 2月 3, In: Nature. 470, 7332, p. 69-72 4 p.

研究成果: Article › 査読

121 被引用数 (Scopus)

Optically-detected NMR of optically-hyperpolarized ³¹P neutral donors in ²⁸Si

Steger, M., Sekiguchi, T., Yang, A., Saeedi, K., Hayden, M. E., Thewalt, M. L. W., Itoh, K. M., Riemann, H., Abrosimov, N. V., Becker, P. & Pohl, H. J., 2011 5月 15, In: Journal of Applied Physics. 109, 10, 102411.

研究成果: Article › 査読

32 被引用数 (Scopus)

Ultraviolet-laser atom-probe tomographic three-dimensional atom-by-atom mapping of isotopically modulated Si nanoscopic layers

Moutanabbir, O., Isheim, D., Seidman, D. N., Kawamura, Y. & Itoh, K. M., 2011 1月 3, In: Applied Physics Letters. 98, 1, 013111.

研究成果: Article › 査読

37 被引用数 (Scopus)

2010

Dynamic nuclear polarization of ²⁹Si nuclei induced by Li and Li-O centers in silicon

Rahman, M. R., Itahashi, T., Vlasenko, M. P., Vlasenko, L. S., Haller, E. E. & Itoh, K. M., 2010 10月, In: Japanese journal of applied physics. 49, 10, p. 1030011-1030015 5 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

Electron spin coherence of phosphorus donors in silicon: Effect of environmental nuclei

Abe, E., Tyryshkin, A. M., Tojo, S., Morton, J. J. L., Witzel, W. M., Fujimoto, A., Ager, J. W., Haller, E. E., Isoya, J., Lyon, S. A., Thewalt, M. L. W. & Itoh, K. M., 2010 9月 2, In: Physical Review B - Condensed Matter and Materials Physics. 82, 12, 121201.

研究成果: Article › 査読

72 被引用数 (Scopus)

Excitonic Aharonov-Bohm effect in isotopically pure ⁷⁰Ge/Si self-assembled type-II quantum dots

Miyamoto, S., Moutanabbir, O., Ishikawa, T., Eto, M., Haller, E. E., Sawano, K., Shiraki, Y. & Itoh, K. M., 2010 8月 17, In: Physical Review B - Condensed Matter and Materials Physics. 82, 7, 073306.

研究成果: Article › 査読

21 被引用数 (Scopus)

Isotope effect on electron paramagnetic resonance of boron acceptors in silicon

Stegner, A. R., Tezuka, H., Andlauer, T., Stutzmann, M., Thewalt, M. L. W., Brandt, M. S. & Itoh, K. M., 2010 9月 27, In: Physical Review B - Condensed Matter and Materials Physics. 82, 11, 115213.

研究成果: Article › 査読

21 被引用数 (Scopus)

Resonant escape over an oscillating barrier in a single-electron ratchet transfer

Miyamoto, S., Nishiguchi, K., Ono, Y., Itoh, K. M. & Fujiwara, A., 2010 7月 22, In: Physical Review B - Condensed Matter and Materials Physics. 82, 3, 033303.

研究成果: Article › 査読

22 被引用数 (Scopus)

Spin susceptibility of noncentrosymmetric heavy-fermion superconductor CeIrSi3 under pressure: Si29 knight-shift study on single crystal

Mukuda, H., Ohara, T., Yashima, M., Kitaoka, Y., Settai, R., Onuki, Y., Itoh, K. M. & Haller, E. E., 2010 1月 7, In: Physical review letters. 104, 1, 017002.

研究成果: Article › 査読

32 被引用数 (Scopus)

Storage of multiple coherent microwave excitations in an electron spin ensemble

Wu, H., George, R. E., Wesenberg, J. H., Mølmer, K., Schuster, D. I., Schoelkopf, R. J., Itoh, K. M., Ardavan, A., Morton, J. J. L. & Briggs, G. A. D., 2010 9月 27, In: Physical review letters. 105, 14, 140503.

研究成果: Article › 査読

152 被引用数 (Scopus)

Zeeman photoluminescence spectroscopy of isoelectronic beryllium pairs in silicon

Ishikawa, T., Sekiguchi, T., Yoshizawa, K., Naito, K., Thewalt, M. L. W. & Itoh, K. M., 2010 10月, In: Solid State Communications. 150, 37-38, p. 1827-1830 4 p.

研究成果: Article › 査読

3 被引用数 (Scopus)

2009

A schottky top-gated two-dimensional electron system in a nuclear spin free Si/SiGe heterostructure

Sailer, J., Lang, V., Abstreiter, G., Tsuchiya, G., Itoh, K. M., Ager, J. W., Haller, E. E., Kupidura, D., Harbusch, D., Ludwig, S. & Bougeard, D., 2009, In: Physica Status Solidi - Rapid Research Letters. 3, 2-3, p. 61-63 3 p.

研究成果: Article › 査読

14 被引用数 (Scopus)

Dynamic nuclear polarization of ²⁹Si via spin S=1 centers in isotopically controlled silicon

Itahashi, T., Hayashi, H., Itoh, K. M., Poloskin, D. S., Vlasenko, L. S. & Vlasenko, M. P., 2009 12月 15, In: Physica B: Condensed Matter. 404, 23-24, p. 5054-5056 3 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

Dynamic nuclear polarization of S 29 I nuclei in isotopically controlled phosphorus doped silicon

Hayashi, H., Itahashi, T., Itoh, K. M., Vlasenko, L. S. & Vlasenko, M. P., 2009 8月 6, In: Physical Review B - Condensed Matter and Materials Physics. 80, 4, 045201.

研究成果: Article › 査読

29 被引用数 (Scopus)

Multiband superconductivity in heavy fermion compound CePt ₃Si without inversion symmetry: An NMR study on a high-quality single crystal

Mukuda, H., Nishide, S., Harada, A., Iwasaki, K., Yogi, M., Yashima, M., Kitaoka, Y., Tsujino, M., Takeuchi, T., Settai, R., Onuki, Y., Bauer, E., Itoh, K. M. & Haller, E. E., 2009 1月, In: Journal of the Physical Society of Japan. 78, 1, 014705.

研究成果: Article › 査読

35 被引用数 (Scopus)

塾長

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