Yoshinori Okayasu

Assistant Professor

Ritsumeikan Daigaku - Biwako Kusatsu Campus

Japan

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About

Dr. Yoshinori Okayasu is an Assistant Professor at Ritsumeikan Daigaku - Biwako Kusatsu Campus in Japan. His research focuses on the dynamics of photochemical reactions, particularly in the context of multiphoton-driven processes and emission quenching in complex nanoparticles. His recent publications include studies on photocatalytic defluorination and nonlinear photochromic reactions involving advanced materials.

Articles (20)

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2025

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2024

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University of Tokyo

JAPAN

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Yoshinori Okayasu

Research Interests

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About

Articles (20)

Revealing the Origin of Emission Quenching on Trivalent Europium β‐Diketonate Complex Nanoparticles

Multiphoton‐Driven Photocatalytic Defluorination of Persistent Perfluoroalkyl Substances and Polymers by Visible Light

Relaxation dynamics of higher excited states of perylene-substituted perylene bisimide derivatives

A Nonlinear Photochromic Reaction Based on Sensitizer‐Free Triplet–Triplet Annihilation in a Perylene‐Substituted Rhodamine Spirolactam

A Nonlinear Photochromic Reaction Based on Sensitizer‐Free Triplet–Triplet Annihilation in a Perylene‐Substituted Rhodamine Spirolactam

Effect of the bulkiness of alkyl ligands on the excited-state dynamics of ZnO nanocrystals

Innentitelbild: Multiphoton‐Driven Photocatalytic Defluorination of Persistent Perfluoroalkyl Substances and Polymers by Visible Light (Angew. Chem. 42/2024)

Multiphoton‐Driven Photocatalytic Defluorination of Persistent Perfluoroalkyl Substances and Polymers by Visible Light

Cover Picture: A Nonlinear Photochromic Reaction Based on Sensitizer‐Free Triplet–Triplet Annihilation in a Perylene‐Substituted Rhodamine Spirolactam (Angew. Chem. Int. Ed. 24/2024)

Titelbild: A Nonlinear Photochromic Reaction Based on Sensitizer‐Free Triplet–Triplet Annihilation in a Perylene‐Substituted Rhodamine Spirolactam (Angew. Chem. 24/2024)

Excited State Engineering in Ag29 Nanocluster through Peripheral Modification with Silver(I) Complexes for Bright Near-Infrared Photoluminescence

Substituent‐Dependent Photoexcitation Processes of π‐Stacked Ion Pairs

Photochromic dinuclear iridium(iii) complexes having phenoxyl-imidazolyl radical complex derivatives

π-Stacked Ion Pairs: Tightly Associated Charged Porphyrins in Ordered Arrangement Enabling Radical-Pair Formation

Near-Infrared-Light Triggered Electron Transfer from Ag<sub>2</sub>S Nanocrystals to Perylene Bisimide

Anion-Driven Circularly Polarized Luminescence Inversion of Unsymmetrical Europium(III) Complexes for Target Identifiable Sensing

Structure Determination of Europium Complexes in Solution Using Crystal-Field Splitting of the Narrow <i>f</i>–<i>f</i> Emission Lines

Helix-mediated over 1 nm-range chirality recognition by ligand-to-ligand interactions of dinuclear helicates

Visible Circularly Polarized Luminescence of Octanuclear Circular Eu(III) Helicate

Design and Synthesis of Cyclometalated Iridium(III) Complexes—Chromophore Hybrids that Exhibit Long-Emission Lifetimes Based on a Reversible Electronic Energy Transfer Mechanism

Collaborators (8)

Kohsuke Matsumoto

Jiro Abe

TSUYOSHI KAWAI

Yoichi Kobayashi

Osamu Tsutsumi

Mihoko Yamada

Yuki Nagai

Junpei Yuasa

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