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Chemistry

D-Index
53
Citations
10192
World Ranking
13068
National Ranking
3447

Overview

Hiroshi Yokoyama is a researcher affiliated with Kent State University in the United States. Their research spans multiple areas within physics and materials science, particularly focusing on electronic, optical, and magnetic materials as well as atomic and molecular physics and optics.

Their recent scholarly contributions include papers published between 2020 and 2024 across various scientific journals. These papers are:

  • Synthesis and Characterization of Novel Bio-Chiral Dopants Obtained from Bio-Betulin Produced by a Fermentation Process, 2021, Crystals
  • Frank-Read Mechanism in Nematic Liquid Crystals, 2024, Physical Review X
  • Rapid thickness mapping of free-standing smectic films using colour information of reflected light, 2020, Liquid Crystals
  • FIELD SURVER OF ICE JAM IN MARCH 2020 AND EVALUATION OF ICE JAM OCCURANCE RISK, 2020, Journal of Japan Society of Civil Engineers Ser B1 (Hydraulic Engineering)
  • Photoinduced Charge Behaviors in Liquid Crystal Mixtures, 2020, Proceedings of the International Display Workshops

Their work is closely connected to several research topics, which consist of:

  • Liquid Crystal Research Advancements
  • Natural product bioactivities and synthesis
  • Phytochemistry and Biological Activities
  • Plant biochemistry and biosynthesis
  • Micro and Nano Robotics
  • Nonlinear Dynamics and Pattern Formation
  • Ocular Surface and Contact Lens

Yokoyama collaborates frequently with other scientists including Matthew J. Deutsch, Christopher Culbreath, Jonathan V. Selinger, Robin L. B. Selinger, and Veridiana Garcia Guimarães. These collaborations appear notably in their shared publication history.

Their publications appear in venues such as:

  • Liquid Crystals
  • Crystals
  • Physical Review X
  • Journal of Japan Society of Civil Engineers Ser B1 (Hydraulic Engineering)
  • Proceedings of the International Display Workshops

Yokoyama's research integrates multiple scientific disciplines, demonstrating expertise in both core physics areas and interdisciplinary topics related to materials science and biological processes.

Best Publications

  • A novel method for determining the anchoring energy function at a nematic liquid crystal‐wall interface from director distortions at high fields

    H. Yokoyama;H. A. van Sprang

  • Tristable nematic liquid-crystal device using micropatterned surface alignment

    Jong-Hyun Kim;Makoto Yoneya;Hiroshi Yokoyama

  • Role of space charge in scanned probe oxidation

    J. A. Dagata;T. Inoue;J. Itoh;K. Matsumoto

  • Surface Anchoring of Nematic Liquid Crystals

    H. Yokoyama

  • Direct observation of anisotropic interparticle forces in nematic colloids with optical tweezers

    Makoto Yada;Jun Yamamoto;Hiroshi Yokoyama

  • Temperature-sensitive photoluminescence of CdSe quantum dot clusters.

    Vasudevanpillai Biju;Yoji Makita;Akinari Sonoda;Hiroshi Yokoyama

  • Temperature dependence of the anchoring strength at a nematic liquid crystal‐evaporated SiO interface

    H. Yokoyama;S. Kobayashi;H. Kamei

  • Surface alignment bistability of nematic liquid crystals by orientationally frustrated surface patterns

    Jong-Hyun Kim;Makoto Yoneya;Jun Yamamoto;Hiroshi Yokoyama

  • Understanding scanned probe oxidation of silicon

    John A. Dagata;T Inoue;J Itoh;H Yokoyama

  • Symmetry breaking and interaction of colloidal particles in nematic liquid crystals.

    B. I. Lev;S. B. Chernyshuk;P. M. Tomchuk;H. Yokoyama

  • Nitrogen removal from animal waste treatment water by anammox enrichment.

    Miyoko Waki;Takaaki Tokutomi;Hiroshi Yokoyama;Yasuo Tanaka

  • Scanning maxwell stress microscope for nanometre-scale surface electrostatic imaging of thin films

    Hiroshi Yokoyama;Takahito Inoue

  • Coherent collective precession of molecular rotors with chiral propellers

    Yuka Tabe;Hiroshi Yokoyama

  • Predictive model for scanned probe oxidation kinetics

    John A. Dagata;F Perez-murano;G Abadal;K Morimoto

  • SAFETY OF GADOLINIUM CONTRAST AGENT IN HEMODIALYSIS PATIENTS

    S. Okada;K. Katagiri;T. Kumazaki;H. Yokoyama

  • Photo-initiated addition of diphenyl diselenide to allenes

    Akiya Ogawa;Kazuyuki Yokoyama;Hiroshi Yokoyama;Masahito Sekiguchi

  • Surface-groove-induced azimuthal anchoring of a nematic liquid crystal: Berreman's model reexamined.

    Jun-ichi Fukuda;Makoto Yoneya;Hiroshi Yokoyama

  • Interaction between two spherical particles in a nematic liquid crystal.

    Jun Ichi Fukuda;Holger Stark;Makoto Yoneya;Hiroshi Yokoyama

  • Current, charge, and capacitance during scanning probe oxidation of silicon. I. Maximum charge density and lateral diffusion

    J. A. Dagata;F. Perez-Murano;C. Martin;H. Kuramochi

  • Structure of Hydrogen-Bonded Clusters of 7-Azaindole Studied by IR Dip Spectroscopy and ab Initio Molecular Orbital Calculation

    Hiroshi Yokoyama;Hidekazu Wantanabe;Takuichiro Omi;Shun-ichi Ishiuchi

  • Continuous anchoring transition in liquid crystals

    J. S. Patel;Hiroshi Yokoyama

Frequent Co-Authors

John W. Goodby
John W. Goodby University of York
Francesc Pérez-Murano
Francesc Pérez-Murano Spanish National Research Council
Tetsuya Yanagida
Tetsuya Yanagida Yamaguchi University
Shunsuke Kobayashi
Shunsuke Kobayashi Sanyo-Onoda City University
Yoichi Takanishi
Yoichi Takanishi Kyoto University
Hideo Takezoe
Hideo Takezoe Tokyo Institute of Technology
Kazuo Akagi
Kazuo Akagi Ritsumeikan University
Mischa Bonn
Mischa Bonn Max Planck Institute for Polymer Research
Hitoshi Kurumizaka
Hitoshi Kurumizaka University of Tokyo
Ken Ishikawa
Ken Ishikawa Tokyo Institute of Technology

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