Squeezed spin states M Kitagawa, M Ueda Physical Review A 47 (6), 5138, 1993 | 1490 | 1993 |

Number-phase minimum-uncertainty state with reduced number uncertainty in a Kerr nonlinear interferometer M Kitagawa, Y Yamamoto Physical Review A 34 (5), 3974, 1986 | 419 | 1986 |

Quantum circuit learning K Mitarai, M Negoro, M Kitagawa, K Fujii Physical Review A 98 (3), 032309, 2018 | 182 | 2018 |

Spin squeezing and decoherence limit in Ramsey spectroscopy D Ulam-Orgikh, M Kitagawa Physical Review A 64 (5), 052106, 2001 | 131 | 2001 |

Nonlinear-interferometric generation of number-phase-correlated fermion states M Kitagawa, M Ueda Physical review letters 67 (14), 1852, 1991 | 131 | 1991 |

Molecular electron-spin quantum computers and quantum information processing: pulse-based electron magnetic resonance spin technology applied to matter spin-qubits K Sato, S Nakazawa, R Rahimi, T Ise, S Nishida, T Yoshino, N Mori, ... Journal of Materials Chemistry 19 (22), 3739-3754, 2009 | 114 | 2009 |

Reversibility in quantum measurement processes M Ueda, M Kitagawa Physical review letters 68 (23), 3424, 1992 | 105 | 1992 |

Generation of number-phase minimum-uncertainty states and number states Y Yamamoto, S Machida, N Imoto, M Kitagawa, G Björk JOSA B 4 (10), 1645-1662, 1987 | 97 | 1987 |

A Synthetic Two‐Spin Quantum Bit: *g*‐Engineered Exchange‐Coupled Biradical Designed for Controlled‐NOT Gate OperationsS Nakazawa, S Nishida, T Ise, T Yoshino, N Mori, RD Rahimi, K Sato, ... Angewandte Chemie 124 (39), 9998-10002, 2012 | 82 | 2012 |

Room temperature hyperpolarization of nuclear spins in bulk K Tateishi, M Negoro, S Nishida, A Kagawa, Y Morita, M Kitagawa Proceedings of the National Academy of Sciences 111 (21), 7527-7530, 2014 | 73 | 2014 |

Triple-stranded metallo-helicates addressable as Lloyd¢s electron spin qubits Y Morita, Y Yakiyama, S Nakazawa, T Murata, T Ise, D Hashizume, ... Journal of the American Chemical Society 132 (20), 6944-6946, 2010 | 62 | 2010 |

Realization of number-phase minimum-uncertainty states and number states by quantum nondemolition measurement M Kitagawa, N Imoto, Y Yamamoto Physical Review A 35 (12), 5270, 1987 | 56 | 1987 |

II Quantum Mechanical Limit in Optical Precision Measurement and Communication Y Yamamoto, S Machida, S Saito, N Imoto, T Yanagawa, M Kitagawa, ... Progress in optics 28, 87-179, 1990 | 46 | 1990 |

Total compensation of pulse transients inside a resonator Y Tabuchi, M Negoro, K Takeda, M Kitagawa Journal of Magnetic Resonance 204 (2), 327-332, 2010 | 42 | 2010 |

Spin–Orbit Contributions in High‐Spin Nitrenes/Carbenes: A Hybrid CASSCF/MRMP2 Study of Zero‐Field Splitting Tensors K Sugisaki, K Toyota, K Sato, D Shiomi, M Kitagawa, T Takui ChemPhysChem 11 (14), 3146-3151, 2010 | 34 | 2010 |

Ab initio and DFT studies of the spin–orbit and spin–spin contributions to the zero-field splitting tensors of triplet nitrenes with aryl scaffolds K Sugisaki, K Toyota, K Sato, D Shiomi, M Kitagawa, T Takui Physical Chemistry Chemical Physics 13 (15), 6970-6980, 2011 | 33 | 2011 |

Ab initio calculations of spin–orbit contribution to the zero-field splitting tensors of nð∗ excited states by the CASSCF method with MRMP2 energy correction K Sugisaki, K Toyota, K Sato, D Shiomi, M Kitagawa, T Takui Chemical Physics Letters 477 (4-6), 369-373, 2009 | 30 | 2009 |

Optimization of 1H spin density for dynamic nuclear polarization using photo-excited triplet electron spins A Kagawa, Y Murokawa, K Takeda, M Kitagawa Journal of Magnetic Resonance 197 (1), 9-13, 2009 | 30 | 2009 |

Measurement-free topological protection using dissipative feedback K Fujii, M Negoro, N Imoto, M Kitagawa Physical Review X 4 (4), 041039, 2014 | 29 | 2014 |

Dynamic nuclear polarization with photoexcited triplet electrons in a glassy matrix K Tateishi, M Negoro, A Kagawa, M Kitagawa Angewandte Chemie International Edition 52 (50), 13307-13310, 2013 | 29 | 2013 |