| Distribution and morphology of tegmental neurons receiving nigral inhibitory inputs in the cat: an intracellular HRP study T Noda, H Oka Journal of Comparative Neurology 244 (2), 254-266, 1986 | 80 | 1986 |
| Nigral inputs to the pedunculopontine region: intracellular analysis T Noda, H Oka Brain research 322 (2), 332-336, 1984 | 60 | 1984 |
| Highly efficient generation of entangled photons by controlling cavity bipolariton states H Oka, H Ishihara Physical review letters 100 (17), 170505, 2008 | 58 | 2008 |
| Efficient selective two-photon excitation by tailored quantum-correlated photons H Oka Physical Review A—Atomic, Molecular, and Optical Physics 81 (6), 063819, 2010 | 37 | 2010 |
| Two-photon absorption by spectrally shaped entangled photons H Oka Physical Review A 97 (3), 033814, 2018 | 31 | 2018 |
| Selective two-photon excitation of a vibronic state by correlated photons H Oka The Journal of chemical physics 134 (12), 2011 | 30 | 2011 |
| Real-time analysis of two-photon excitation by correlated photons: Pulse-width dependence of excitation efficiency H Oka Physical Review A—Atomic, Molecular, and Optical Physics 81 (5), 053837, 2010 | 27 | 2010 |
| Enhanced vibrational-mode-selective two-step excitation using ultrabroadband frequency-entangled photons H Oka Physical Review A 97 (6), 063859, 2018 | 24 | 2018 |
| Efficient generation of energy-tunable entangled photons in a semiconductor microcavity H Oka, G Oohata, H Ishihara Applied Physics Letters 94 (11), 2009 | 23 | 2009 |
| Highly-efficient entangled two-photon absorption with the assistance of plasmon nanoantenna H Oka Journal of Physics B: Atomic, Molecular and Optical Physics 48 (11), 115503, 2015 | 22 | 2015 |
| Control of vibronic excitation using quantum-correlated photons H Oka The Journal of chemical physics 135 (16), 2011 | 20 | 2011 |
| Entangled two-photon absorption spectroscopy for optically forbidden transition detection H Oka The Journal of Chemical Physics 152 (4), 2020 | 17 | 2020 |
| Simple model of saturable localised surface plasmon H Oka, Y Ohdaira Scientific Reports 8 (1), 2643, 2018 | 14 | 2018 |
| Effects of decoherence on the nonlinear optical phase shift obtained from a one-dimensional atom H Oka, HF Hofmann, S Takeuchi, K Sasaki Japanese journal of applied physics 43 (11R), 7495, 2004 | 12 | 2004 |
| Optical response of two-level atoms with reflection geometry as a model of a quantum phase gate H Oka, S Takeuchi, K Sasaki Physical Review A—Atomic, Molecular, and Optical Physics 72 (1), 013816, 2005 | 11 | 2005 |
| Efficient two-step up-conversion by quantum-correlated photon pairs H Oka Optics Express 18 (25), 25839-25846, 2010 | 10 | 2010 |
| Generation of fluorescent nanodroplets of liquid crystal utilizing electrospray deposition Y Ohdaira, H Oka, K Shinbo, A Baba, K Kato, F Kaneko Japanese Journal of Applied Physics 55 (2S), 02BB09, 2016 | 9 | 2016 |
| Generation of broadband frequency-entangled photons using plasmon nanoantenna H Oka Applied Physics Letters 103 (17), 2013 | 9 | 2013 |
| Light squeezing via a biexciton in a semiconductor microcavity H Oka, H Ajiki Physical Review B—Condensed Matter and Materials Physics 83 (4), 045305, 2011 | 9 | 2011 |
| Optically reversible deformation of azobenzene particles prepared by a colloidal method Y Ohdaira, Y Ikeda, H Oka, K Shinbo Journal of Applied Physics 125 (10), 2019 | 7 | 2019 |