Hisahiro Sasabe

Associate Professor

Yamagata Daigaku

Japan

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About

Hisahiro Sasabe is an Associate Professor at Yamagata Daigaku in Japan. His research focuses on organic light-emitting devices (OLEDs), specifically in areas such as TADF (thermally activated delayed fluorescence) systems, emission layer interfaces, and enhancing the efficiency and stability of OLED technologies. Recent articles highlight advancements in hyperfluorescent OLEDs, phosphor-sensitized designs, and novel emitter materials.

Articles (20)

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2025

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2022

Collaborators (1)

Daisuke Yokoyama

Yamagata University

JAPAN

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Hisahiro Sasabe

Research Interests

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Articles (20)

Precisely Regulating the Electronic Structure Enables Highly Soluble, Luminescent, and Short‐Delayed Aluminum(III)‐TADF Complex for High‐Performance Solution‐Processed Green Hyperfluorescent OLEDs

A Novel Matrix‐Free Hyperfluorescent System Based on Anti‐Quenching TADF Host for High Color Purity MR‐TADF Emitters

π‐Extended Phenoxazine‐Based Asymmetric MR‐TADF Emitters for Narrow Emission Band Green OLEDs with a Power Efficiency of 150 lm W−1, an EQE of 27%, and an LT95 of Over 3000 h at 1000 cdm−2

Critical importance of the hole-transporter and emission layer interface for prolonging lifetime in a phosphor-sensitized hyper-OLED based on an MR-TADF emitter

Peripheral mesitylene-modified sky-blue multi-resonance TADF emitter with enhanced horizontal orientation and suppressed aggregation-caused quenching achieving 38.6% external quantum efficiency

Ubiquitous Aluminum(III)‐TADF Complex as Sensitizer for Highly Efficient Solution‐Processed Hyperfluorescent OLEDs with Narrow Emission

Blue electroluminescence from homoleptic Ir(III) carbene phosphors and peripheral decorated multiple resonance boron emitters

Highly Efficient Blue Fluorescent Organic Light‐Emitting Devices Based on λ5‐Phosphinine Derivatives

Elucidating The Horizontal Orientation Mechanism of Emissive Transition Dipole Moment in A Series of Stick‐Like Delayed Fluorescent Emitters for Ultra‐High‐Efficiency OLEDs

A pyrimidine end-capped electron transport material interacted with silver for improving electron-injection and long-term stability in OLEDs

Robust Spirobifluorene Core Based Hole Transporters with High Mobility for Long‐Life Green Phosphorescent Organic Light‐Emitting Devices

Effect of substitution position of dibenzofuran-terminated robust hole-transporters on physical properties and TADF OLED performances

Highly efficient and stable green fluorescent OLEDs with high color purity using a BODIPY derivative

Tetrapyridine/triphenyltriazine-conjugated electron transporters for low-power-consumption, high-stability phosphorescent OLEDs

Front Cover: Nonbonding/Bonding Molecular Orbital Regulation of Nitrogen‐Boron‐Oxygen‐embedded Blue/Green Multiresonant TADF Emitters with High Efficiency and Color Purity (Chem. Eur. J. 48/2022)

Nonbonding/Bonding Molecular Orbital Regulation of Nitrogen‐Boron‐Oxygen‐embedded Blue/Green Multiresonant TADF Emitters with High Efficiency and Color Purity

Constructing Soluble Anthracene‐Based Blue Emitters Free of Electrically Inert Alkyl Chains for Efficient Evaporation‐ and Solution‐Based OLEDs

Extremely High Power Efficiency Solution‐Processed Orange‐Red TADF OLEDs via a Synergistic Strategy of Molecular and Device Engineering

Four Dibenzofuran‐Terminated High‐Triplet‐Energy Hole Transporters for High‐Efficiency and Long‐Life Organic Light‐Emitting Devices

A multifunctional hole-transporter for high-performance TADF OLEDs and clarification of factors governing the transport property by multiscale simulation

Collaborators (1)

Daisuke Yokoyama

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