World's Best Scientists 2026 revealed!
Nobuyuki Imoto

Nobuyuki Imoto

D-Index & Metrics

Engineering and Technology

D-Index
53
Citations
11547
World Ranking
3371
National Ranking
47

Nobuyuki Imoto publication distribution in Engineering and Technology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Engineering and Technology in 2026. The highlighted bar marks where Nobuyuki Imoto sits on this spectrum.

38–47 publications: 20 scientists 48–57 publications: 35 scientists 58–67 publications: 96 scientists 68–77 publications: 134 scientists 78–87 publications: 190 scientists 88–97 publications: 259 scientists 98–107 publications: 283 scientists 108–117 publications: 369 scientists 118–127 publications: 341 scientists 128–137 publications: 386 scientists 138–147 publications: 372 scientists 148–157 publications: 457 scientists 158–167 publications: 415 scientists 168–177 publications: 407 scientists 178–187 publications: 421 scientists 188–197 publications: 378 scientists 198–207 publications: 403 scientists 208–217 publications: 317 scientists 218–227 publications: 346 scientists 228–237 publications: 321 scientists 238–247 publications: 260 scientists 248–257 publications: 280 scientists 258–267 publications: 240 scientists 268–277 publications: 214 scientists 278–287 publications: 242 scientists 288–297 publications: 203 scientists 298–307 publications: 166 scientists 308–317 publications: 154 scientists 318–327 publications: 175 scientists 328–337 publications: 159 scientists 338–347 publications: 99 scientists 348–357 publications: 131 scientists 358–367 publications: 106 scientists 368–377 publications: 117 scientists 378–387 publications: 97 scientists 388–397 publications: 108 scientists 398–407 publications: 82 scientists 408–417 publications: 71 scientists 418–427 publications: 64 scientists 428–437 publications: 55 scientists 438–447 publications: 54 scientists 448–457 publications: 59 scientists 458–467 publications: 47 scientists 468–477 publications: 40 scientists 478–487 publications: 30 scientists 488–497 publications: 29 scientists 498–507 publications: 38 scientists 508–517 publications: 40 scientists 518–527 publications: 32 scientists 528–537 publications: 23 scientists 538–547 publications: 28 scientists 548–557 publications: 23 scientists 558–567 publications: 19 scientists 568–577 publications: 16 scientists 578–587 publications: 17 scientists 588–597 publications: 18 scientists 598–607 publications: 22 scientists 608–617 publications: 15 scientists 618–627 publications: 9 scientists 628–637 publications: 11 scientists 638–647 publications: 21 scientists 648–657 publications: 12 scientists 658–667 publications: 9 scientists 668–677 publications: 11 scientists 678–687 publications: 9 scientists 688–697 publications: 6 scientists 698–707 publications: 14 scientists 708–717 publications: 7 scientists 718–727 publications: 8 scientists 728–737 publications: 10 scientists 738–747 publications: 9 scientists 748–757 publications: 5 scientists 758–767 publications: 5 scientists 768–777 publications: 11 scientists 778–787 publications: 7 scientists 788–797 publications: 2 scientists 798–803 publications: 4 scientists 804+ publications: 100 scientists
38 publications 804+

This scientist: 307 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 804 publications or more.

Nobuyuki Imoto D-index placement in Engineering and Technology in 2026

The chart shows the D-index (discipline H-index) distribution of Engineering and Technology scientists ranked by Research.com in 2026. The highlighted bar marks where Nobuyuki Imoto sits on this spectrum.

30 D-Index: 59 scientists 31 D-Index: 114 scientists 32 D-Index: 128 scientists 33 D-Index: 189 scientists 34 D-Index: 200 scientists 35 D-Index: 262 scientists 36 D-Index: 311 scientists 37 D-Index: 312 scientists 38 D-Index: 350 scientists 39 D-Index: 385 scientists 40 D-Index: 349 scientists 41 D-Index: 362 scientists 42 D-Index: 425 scientists 43 D-Index: 380 scientists 44 D-Index: 310 scientists 45 D-Index: 341 scientists 46 D-Index: 301 scientists 47 D-Index: 306 scientists 48 D-Index: 271 scientists 49 D-Index: 246 scientists 50 D-Index: 210 scientists 51 D-Index: 253 scientists 52 D-Index: 213 scientists 53 D-Index: 221 scientists 54 D-Index: 195 scientists 55 D-Index: 186 scientists 56 D-Index: 170 scientists 57 D-Index: 167 scientists 58 D-Index: 166 scientists 59 D-Index: 144 scientists 60 D-Index: 152 scientists 61 D-Index: 141 scientists 62 D-Index: 138 scientists 63 D-Index: 131 scientists 64 D-Index: 118 scientists 65 D-Index: 114 scientists 66 D-Index: 119 scientists 67 D-Index: 94 scientists 68 D-Index: 87 scientists 69 D-Index: 77 scientists 70 D-Index: 89 scientists 71 D-Index: 69 scientists 72 D-Index: 54 scientists 73 D-Index: 46 scientists 74 D-Index: 55 scientists 75 D-Index: 54 scientists 76 D-Index: 49 scientists 77 D-Index: 53 scientists 78 D-Index: 46 scientists 79 D-Index: 28 scientists 80 D-Index: 39 scientists 81 D-Index: 36 scientists 82 D-Index: 24 scientists 83 D-Index: 26 scientists 84 D-Index: 36 scientists 85 D-Index: 18 scientists 86 D-Index: 24 scientists 87 D-Index: 19 scientists 88 D-Index: 26 scientists 89 D-Index: 27 scientists 90 D-Index: 23 scientists 91 D-Index: 15 scientists 92 D-Index: 12 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 13 scientists 97 D-Index: 13 scientists 98 D-Index: 9 scientists 99 D-Index: 7 scientists 100 D-Index: 7 scientists 101 D-Index: 8 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 9 scientists 105 D-Index: 6 scientists 106 D-Index: 9 scientists 107+ D-Index: 99 scientists
30 D-Index 107+

This scientist: 53 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 107 D-Index or more.

Overview

Nobuyuki Imoto is affiliated with Osaka University in Japan and has contributed extensively to research in physics, computer science, and engineering. Their research focuses primarily on the fields of physics and astronomy, with particular emphasis on atomic and molecular physics and optics. Imoto's work also spans artificial intelligence and electrical and electronic engineering.

The scientist's main research interests include quantum information and cryptography, advanced fiber laser technologies, mechanical and optical resonators, quantum optics and atomic interactions, photonic and optical devices, orbital angular momentum in optics, and advanced photonic communication systems.

Imoto has authored several recent papers, including:

  • Massive-mode polarization entangled biphoton frequency comb (2022), published in Scientific Reports
  • Cavity-enhanced broadband photonic Rabi oscillation (2021), published in Physical Review A
  • Quantum frequency conversion using 4-port fiber-pigtailed PPLN module (2023), published in Optics Express
  • Entangled photon pair detection by superconducting nanowire single-photon detectors with a single-flux-quantum coincidence circuit (2021), published in Applied Physics Express
  • Robust entanglement distribution via telecom fibre assisted by an asynchronous counter-propagating laser light (2020), published in npj Quantum Information

The venues where Imoto frequently publishes encompass a range of specialized journals, including:

  • Physical Review A
  • Scientific Reports
  • Optics Express
  • Applied Physics Express
  • npj Quantum Information

The scientist has collaborated frequently with other researchers, notably:

  • Rikizo Ikuta
  • Toshiki Kobayashi
  • Takashi Yamamoto
  • Shigehito Miki
  • Hirotaka Terai

This profile reflects a multidisciplinary approach integrating quantum mechanics, optics, and engineering. The research outputs represent significant contributions to understanding quantum phenomena and developing photonic technologies.

Best Publications

  • Quantum entanglement for secret sharing and secret splitting

    Anders Karlsson;Masato Koashi;Nobuyuki Imoto

  • Quantum cryptography with coherent states

    B. Huttner;N. Imoto;N. Gisin;T. Mor

  • Quantum nondemolition measurement of the photon number via the optical Kerr effect

    N. Imoto;H. A. Haus;Y. Yamamoto

  • Concentration and purification scheme for two partially entangled photon pairs

    Takashi Yamamoto;Masato Koashi;Nobuyuki Imoto

  • Amplitude squeezing in a semiconductor laser using quantum nondemolition measurement and negative feedback.

    Y. Yamamoto;N. Imoto;S. Machida

  • Direct observation of Hardy's paradox by joint weak measurement with an entangled photon pair

    Kazuhiro Yokota;Takashi Yamamoto;Masato Koashi;Nobuyuki Imoto

  • Experimental extraction of an entangled photon pair from two identically decohered pairs

    Takashi Yamamoto;Masato Koashi;Şahin Kaya Özdemir;Nobuyuki Imoto;Nobuyuki Imoto

  • Wide-band quantum interface for visible-to-telecommunication wavelength conversion.

    Rikizo Ikuta;Yoshiaki Kusaka;Tsuyoshi Kitano;Hiroshi Kato

  • Observation of an electromagnetically induced grating in cold sodium atoms

    Masaharu Mitsunaga;Nobuyuki Imoto

  • Unconditionally secure key distribution based on two nonorthogonal states.

    Kiyoshi Tamaki;Masato Koashi;Nobuyuki Imoto

  • Simple and Efficient Quantum Key Distribution with Parametric Down-Conversion

    Yoritoshi Adachi;Takashi Yamamoto;Masato Koashi;Nobuyuki Imoto

  • Quantum Cryptography Based on Split Transmission of One-Bit Information in Two Steps

    Masato Koashi;Nobuyuki Imoto

  • Frequency-domain Hong–Ou–Mandel interference

    Toshiki Kobayashi;Rikizo Ikuta;Shuto Yasui;Shigehito Miki

  • Entangled webs: Tight bound for symmetric sharing of entanglement

    Masato Koashi;Vladimír Bužek;Vladimír Bužek;Nobuyuki Imoto

  • Quantum optics of traveling-wave attenuators and amplifiers

    J. R. Jeffers;N. Imoto;R. Loudon

  • Generation of high-fidelity four-photon cluster state and quantum-domain demonstration of one-way quantum computing.

    Yuuki Tokunaga;Yuuki Tokunaga;Shin Kuwashiro;Takashi Yamamoto;Masato Koashi

  • Communication channels secured from eavesdropping via transmission of photonic Bell states

    Kaoru Shimizu;Nobuyuki Imoto

  • Local Transformation of Two Einstein-Podolsky-Rosen Photon Pairs into a Three-Photon W State

    Toshiyuki Tashima;Tetsuroh Wakatsuki;Şahin Kaya Özdemir;Şahin Kaya Özdemir;Takashi Yamamoto

  • Probabilistic manipulation of entangled photons

    Masato Koashi;Takashi Yamamoto;Nobuyuki Imoto

  • Quantum theory for continuous photodetection processes.

    Masahito Ueda;Nobuyuki Imoto;Tetsuo Ogawa

  • Quantum cryptography with coherent states

    B. Huttner;N. Imoto

Frequent Co-Authors

Masato Koashi
Masato Koashi University of Tokyo
Shigehito Miki
Shigehito Miki National Institute of Information and Communications Technology
Taro Yamashita
Taro Yamashita Tohoku University
Yoshihisa Yamamoto
Yoshihisa Yamamoto Stanford University
Lan Yang
Lan Yang Washington University in St. Louis
Yu-xi Liu
Yu-xi Liu Tsinghua University
Mikio Fujiwara
Mikio Fujiwara National Institute of Information and Communications Technology
Masahito Ueda
Masahito Ueda University of Tokyo
Masahide Sasaki
Masahide Sasaki National Institute of Information and Communications Technology
Franco Nori
Franco Nori University of Michigan–Ann Arbor

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