The Unruh effect and its applications LCB Crispino, A Higuchi, GEA Matsas Reviews of Modern Physics 80 (3), 787, 2008 | 585 | 2008 |

Forbidden mass range for spin-2 field theory in de Sitter spacetime A Higuchi Nuclear Physics B 282, 397-436, 1987 | 432 | 1987 |

On the eigenfunctions of the Dirac operator on spheres and real hyperbolic spaces R Camporesi, A Higuchi Journal of Geometry and Physics 20 (1), 1-18, 1996 | 211 | 1996 |

Multipartite generalization of the Schmidt decomposition HA Carteret, A Higuchi, A Sudbery Journal of Mathematical Physics 41 (12), 7932-7939, 2000 | 191 | 2000 |

Symmetric tensor spherical harmonics on the N‐sphere and their application to the de Sitter group SO (N, 1) A Higuchi Journal of mathematical physics 28, 1553, 1987 | 190* | 1987 |

How entangled can two couples get? A Higuchi, A Sudbery Physics Letters A 273 (4), 213-217, 2000 | 153 | 2000 |

Spectral functions and zeta functions in hyperbolic spaces R Camporesi, A Higuchi Journal of Mathematical Physics 35 (8), 4217-4246, 1994 | 129 | 1994 |

Massive symmetric tensor field in spacetimes with a positive cosmological constant A Higuchi Nuclear Physics B 325 (3), 745-765, 1989 | 122 | 1989 |

One-qubit reduced states of a pure many-qubit state: polygon inequalities A Higuchi, A Sudbery, J Szulc Physical review letters 90 (10), 107902, 2003 | 99 | 2003 |

Bremsstrahlung and fulling-davies-unruh thermal bath A Higuchi, GEA Matsas, D Sudarsky Physical Review D 46 (8), 3450, 1992 | 93 | 1992 |

Quantum linearization instabilities of de Sitter spacetime. II A Higuchi Classical and Quantum Gravity 8 (11), 1983, 1991 | 93 | 1991 |

Bremssstrahlung and zero-energy Rindler photons A Higuchi, GEA Matsas, D Sudarsky Physical Review D 45 (10), R3308, 1992 | 92 | 1992 |

The covariant graviton propagator in de Sitter spacetime A Higuchi, SS Kouris Classical and Quantum Gravity 18 (20), 4317, 2001 | 86 | 2001 |

Quantization of the electromagnetic field outside static black holes and its application to low-energy phenomena LCB Crispino, A Higuchi, GEA Matsas Physical Review D 63 (12), 124008, 2001 | 82 | 2001 |

Equivalence between Euclidean and in-in formalisms in de Sitter QFT A Higuchi, D Marolf, IA Morrison Physical Review D 83 (8), 084029, 2011 | 72 | 2011 |

de Sitter invariance of the dS graviton vacuum A Higuchi, D Marolf, IA Morrison Classical and Quantum Gravity 28 (24), 245012, 2011 | 69 | 2011 |

Uniformly accelerated finite-time detectors A Higuchi, GEA Matsas, CB Peres Physical Review D 48 (8), 3731, 1993 | 67 | 1993 |

Aspects of QED and non-Abelian gauge theories in S^{1}≠^{3} and S^{1}≠^{4} spacetimes A Higuchi, L Parker Physical Review D 37 (10), 2853, 1988 | 65 | 1988 |

Stress-energy tensors in anti-de Sitter spacetime R Camporesi, A Higuchi Physical Review D 45 (10), 3591, 1992 | 62 | 1992 |

Absorption cross section of electromagnetic waves for Schwarzschild black holes LCB Crispino, ES Oliveira, A Higuchi, GEA Matsas Physical Review D 75 (10), 104012, 2007 | 60 | 2007 |