World's Best Scientists 2026 revealed!
Keiji Sasaki

Keiji Sasaki

D-Index & Metrics

Materials Science

D-Index
41
Citations
7089
World Ranking
12694
National Ranking
802

Engineering and Technology

D-Index
43
Citations
7948
World Ranking
6114
National Ranking
117

Overview

Keiji Sasaki is affiliated with Hokkaido University in Japan. Their research spans multiple fields including Engineering, Materials Science, and Physics and Astronomy, with a focus on specific subfields such as Atomic and Molecular Physics, and Optics, Biomedical Engineering, Electronic, Optical and Magnetic Materials, Materials Chemistry, and Electrical and Electronic Engineering.

Their work covers a variety of scientific topics centered on plasmonics, optics, and nanomaterials. Major research topics include Plasmonic and Surface Plasmon Research, Orbital Angular Momentum in Optics, Gold and Silver Nanoparticles Synthesis and Applications, Quantum Dots Synthesis and Properties, Metamaterials and Metasurfaces Applications, Photoreceptor and Optogenetics Research, and Quantum Information and Cryptography.

Keiji Sasaki has published papers in several prominent scientific journals. Frequent publication venues are:

  • ACS Nano
  • The Journal of Physical Chemistry C
  • Nanophotonics
  • Science Advances
  • The Journal of Physical Chemistry Letters

Some of the recent published papers include:

  • Transfer of orbital angular momentum of light to plasmonic excitations in metamaterials, 2020, Science Advances
  • Optical selection and sorting of nanoparticles according to quantum mechanical properties, 2021, Science Advances
  • Plasmonic Manipulation-Controlled Chiral Crystallization of Sodium Chlorate, 2020, The Journal of Physical Chemistry Letters
  • Spin-Orbit Angular-Momentum Transfer from a Nanogap Surface Plasmon to a Trapped Nanodiamond, 2021, Nano Letters
  • Extrinsic Chirality by Interference between Two Plasmonic Modes on an Achiral Rectangular Nanostructure, 2021, ACS Nano

Throughout their career, Keiji Sasaki has collaborated frequently with several coauthors. These include:

  • Hiroaki Misawa
  • Hajime Ishihara
  • Tomoya Oshikiri
  • Teruki Sugiyama
  • Yuji Sunaba

Best Publications

  • Beating the Standard Quantum Limit with Four-Entangled Photons

    Tomohisa Nagata;Ryo Okamoto;Jeremy L. O'Brien;Keiji Sasaki

  • Pattern formation and flow control of fine particles by laser-scanning micromanipulation

    Keiji Sasaki;Masanori Koshioka;Hiroaki Misawa;Noboru Kitamura

  • Nanoparticle plasmon-assisted two-photon polymerization induced by incoherent excitation source.

    Kosei Ueno;Saulius Juodkazis;Toshiyuki Shibuya;Yukie Yokota

  • Optical trapping of a metal particle and a water droplet by a scanning laser beam

    Keiji Sasaki;Masanori Koshioka;Hiroaki Misawa;Noboru Kitamura

  • Demonstration of an Optical Quantum Controlled-NOT Gate without Path Interference

    Ryo Okamoto;Holger Friedrich Hofmann;Shigeki Takeuchi;Keiji Sasaki

  • Enhanced water splitting under modal strong coupling conditions

    Xu Shi;Kosei Ueno;Tomoya Oshikiri;Quan Sun

  • Three‐dimensional optical trapping and laser ablation of a single polymer latex particle in water

    Hiroaki Misawa;Masanori Koshioka;Keiji Sasaki;Noboru Kitamura

  • Clusters of closely spaced gold nanoparticles as a source of two-photon photoluminescence at visible wavelengths

    Kosei Ueno;Saulius Juodkazis;Vygantas Mizeikis;Keiji Sasaki

  • Multibeam laser manipulation and fixation of microparticles

    Hiroaki Misawa;Keiji Sasaki;Masanori Koshioka;Noboru Kitamura

  • Laser-Scanning Micromanipulation and Spatial Patterning of Fine Particles

    Keiji Sasaki;Masanori Koshioka;Hiroaki Misawa;Noboru Kitamura

  • Molecular Assembling by the Radiation Pressure of a Focused Laser Beam: Poly(N-isopropylacrylamide) in Aqueous Solution

    Johan Hofkens;Johan Hofkens;Junichi Hotta;K Sasaki;H Masuhara

  • Optimized phase switching using a single-atom nonlinearity

    Holger F Hofmann;Holger F Hofmann;Kunihiro Kojima;Shigeki Takeuchi;Shigeki Takeuchi;Keiji Sasaki

  • Nanostructured potential of optical trapping using a plasmonic nanoblock pair.

    Yoshito Tanaka;Shogo Kaneda;Keiji Sasaki

  • In situ measurements of ion-exchange processes in single polymer particles: laser trapping microspectroscopy and confocal fluorescence microspectroscopy.

    Haeng Boo Kim;Masahiko Hayashi;Kiyoharu Nakatani;Noboru Kitamura

  • Single Organic Nanoparticles

    Hiroshi Masuhara;Hachiro Nakanishi;Keiji Sasaki

  • Estimation of component spectral curves from unknown mixture spectra

    Keiji Sasaki;Satoshi Kawata;Shigeo Minami

  • Component analysis of spatial and spectral patterns in multispectral images. I: Basis

    S. Kawata;K. Sasaki;S. Minami

  • Constrained nonlinear method for estimating component spectra from multicomponent mixtures

    Keiji Sasaki;Satoshi Kawata;Shigeo Minami

  • Time-Dependent Fluorescence Depolarization Analysis in Three-Dimensional Microspectroscopy

    Masanori Koshioka;Keiji Sasaki;Hiroshi Masuhara

  • Nonlinear interaction of two photons with a one-dimensional atom : Spatiotemporal quantum coherence in the emitted field

    Kunihiro Kojima;Holger Friedrich Hofmann;Shigeki Takeuchi;Keiji Sasaki

  • Optical properties of nanoengineered gold blocks

    Kosei Ueno;Vygantas Mizeikis;Saulius Juodkazis;Keiji Sasaki

  • All-optical bistabilities of polydiacetylene langmuir-blodgett film waveguides

    K. Sasaki;K. Fujii;T. Tomioka;Takeshi Kinoshita

  • Three-Dimensional pH Microprobing with an Optically-Manipulated Fluorescent Particle

    Keiji Sasaki;Keiji Sasaki;Zhong You Shi;Raoul Kopelman;Hiroshi Masuhara

  • Beating the standard quantum limit: phase super-sensitivity of N-photon interferometers

    Ryo Okamoto;Ryo Okamoto;Holger F Hofmann;Tomohisa Nagata;Jeremy L O'Brien

  • Spectrally-resolved atomic-scale length variations of gold nanorods.

    Kosei Ueno;Saulius Juodkazis;Vygantas Mizeikis;Keiji Sasaki

Frequent Co-Authors

Hiroshi Masuhara
Hiroshi Masuhara National Yang Ming Chiao Tung University
Hiroaki Misawa
Hiroaki Misawa Hokkaido University
Kosei Ueno
Kosei Ueno Hokkaido University
Noboru Kitamura
Noboru Kitamura Hokkaido University
Saulius Juodkazis
Saulius Juodkazis Swinburne University of Technology
Satoshi Kawata
Satoshi Kawata Osaka University
Jeremy L. O'Brien
Jeremy L. O'Brien University of Bristol
Kenji Kamada
Kenji Kamada National Institute of Advanced Industrial Science and Technology
Naoto Koshizaki
Naoto Koshizaki Hokkaido University
Koichiro Tanaka
Koichiro Tanaka Kyoto University

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