D-Index & Metrics Best Publications
Materials Science
Japan
2022

D-Index & Metrics D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines.

Discipline name D-index D-index (Discipline H-index) only includes papers and citation values for an examined discipline in contrast to General H-index which accounts for publications across all disciplines. Citations Publications World Ranking National Ranking
Materials Science D-index 130 Citations 82,285 858 World Ranking 123 National Ranking 9

Research.com Recognitions

Awards & Achievements

2022 - Research.com Materials Science in Japan Leader Award

2017 - Nishina Memorial Prize

2014 - Society for Information Display Fellow

Overview

What is he best known for?

The fields of study he is best known for:

  • Organic chemistry
  • Optoelectronics
  • Oxygen

Chihaya Adachi mostly deals with OLED, Optoelectronics, Electroluminescence, Photochemistry and Fluorescence. His work carried out in the field of OLED brings together such families of science as Diode, Exciton, Singlet state, Phosphorescence and Quantum efficiency. His study explores the link between Optoelectronics and topics such as Layer that cross with problems in Thin film and Cathode.

His research investigates the connection between Electroluminescence and topics such as Iridium that intersect with issues in Platinum. His work deals with themes such as Acceptor, Excited state, Electron donor, Derivative and Photoluminescence, which intersect with Photochemistry. The Fluorescence study which covers Molecule that intersects with Amorphous solid.

His most cited work include:

  • Highly efficient organic light-emitting diodes from delayed fluorescence (3196 citations)
  • Highly efficient organic light-emitting diodes from delayed fluorescence (3196 citations)
  • Nearly 100% internal phosphorescence efficiency in an organic light emitting device (2777 citations)

What are the main themes of his work throughout his whole career to date?

His primary areas of investigation include Optoelectronics, OLED, Electroluminescence, Photochemistry and Fluorescence. In his research, Anode and Electrode is intimately related to Layer, which falls under the overarching field of Optoelectronics. His study looks at the relationship between OLED and topics such as Phosphorescence, which overlap with Iridium.

In his study, which falls under the umbrella issue of Electroluminescence, Analytical chemistry is strongly linked to Thin film. His Photochemistry research is multidisciplinary, incorporating perspectives in Luminescence, Acceptor, Molecule and Excimer. His research investigates the connection between Fluorescence and topics such as Singlet state that intersect with problems in Band gap.

He most often published in these fields:

  • Optoelectronics (67.89%)
  • OLED (52.98%)
  • Electroluminescence (34.07%)

What were the highlights of his more recent work (between 2018-2021)?

  • Optoelectronics (67.89%)
  • OLED (52.98%)
  • Fluorescence (33.30%)

In recent papers he was focusing on the following fields of study:

Optoelectronics, OLED, Fluorescence, Photochemistry and Diode are his primary areas of study. His work on Common emitter and Organic semiconductor as part of his general Optoelectronics study is frequently connected to Degradation, thereby bridging the divide between different branches of science. He has researched OLED in several fields, including Exciton, Electroluminescence, Photoluminescence and Quantum efficiency.

He has included themes like Chemical physics, Light emission, Exciton dissociation, Molecular physics and Singlet state in his Exciton study. The Fluorescence study combines topics in areas such as Intersystem crossing and Intramolecular force. Chihaya Adachi interconnects Benzonitrile, Acceptor, Molecule and Persistent luminescence in the investigation of issues within Photochemistry.

Between 2018 and 2021, his most popular works were:

  • Red/Near-Infrared Thermally Activated Delayed Fluorescence OLEDs with Near 100 % Internal Quantum Efficiency. (76 citations)
  • Indication of current-injection lasing from an organic semiconductor (75 citations)
  • Critical role of intermediate electronic states for spin-flip processes in charge-transfer-type organic molecules with multiple donors and acceptors. (59 citations)

In his most recent research, the most cited papers focused on:

  • Organic chemistry
  • Oxygen
  • Semiconductor

His main research concerns Optoelectronics, OLED, Fluorescence, Exciton and Photochemistry. His work on Diode and Lasing threshold as part of general Optoelectronics research is often related to Degradation and Transfer, thus linking different fields of science. His OLED research includes elements of Nanosecond, Molecular physics, Molecule and Quantum efficiency.

The concepts of his Exciton study are interwoven with issues in Excimer, Electroluminescence, Photon upconversion, Excited state and Intersystem crossing. His studies deal with areas such as Absorption and Light emission as well as Electroluminescence. Chihaya Adachi combines subjects such as Persistent luminescence and Photoluminescence with his study of Photochemistry.

This overview was generated by a machine learning system which analysed the scientist’s body of work. If you have any feedback, you can contact us here.

Best Publications

Nearly 100% internal phosphorescence efficiency in an organic light emitting device

Chihaya Adachi;Marc A. Baldo;Mark E. Thompson;Mark E. Thompson;Stephen R. Forrest.
Journal of Applied Physics (2001)

4412 Citations

Highly efficient organic light-emitting diodes from delayed fluorescence

Hiroki Uoyama;Kenichi Goushi;Kenichi Goushi;Katsuyuki Shizu;Hiroko Nomura.
Nature (2012)

3544 Citations

Highly phosphorescent bis-cyclometalated iridium complexes: synthesis, photophysical characterization, and use in organic light emitting diodes.

Sergey Lamansky;Peter Djurovich;Drew Murphy;Feras Abdel-Razzaq.
Journal of the American Chemical Society (2001)

2929 Citations

Transient analysis of organic electrophosphorescence. II. Transient analysis of triplet-triplet annihilation

M. A. Baldo;C. Adachi;S. R. Forrest.
Physical Review B (2000)

1582 Citations

Efficient blue organic light-emitting diodes employing thermally activated delayed fluorescence

Qisheng Zhang;Bo Li;Shuping Huang;Hiroko Nomura.
Nature Photonics (2014)

1418 Citations

High-efficiency red electrophosphorescence devices

Chihaya Adachi;Marc A. Baldo;Stephen R. Forrest;Sergey Lamansky.
Applied Physics Letters (2001)

1401 Citations

High-efficiency organic electrophosphorescent devices with tris(2-phenylpyridine)iridium doped into electron-transporting materials

Chihaya Adachi;Marc A. Baldo;Stephen R. Forrest;Mark E. Thompson.
Applied Physics Letters (2000)

1370 Citations

Endothermic energy transfer: A mechanism for generating very efficient high-energy phosphorescent emission in organic materials

Chihaya Adachi;Raymond C. Kwong;Raymond C. Kwong;Peter Djurovich;Peter Djurovich;Vadim Adamovich;Vadim Adamovich.
Applied Physics Letters (2001)

1165 Citations

Organic electroluminescent device having a hole conductor as an emitting layer

Chihaya Adachi;Tetsuo Tsutsui;Shogo Saito.
Applied Physics Letters (1989)

1116 Citations

Design of Efficient Thermally Activated Delayed Fluorescence Materials for Pure Blue Organic Light Emitting Diodes

Qisheng Zhang;Jie Li;Katsuyuki Shizu;Shuping Huang.
Journal of the American Chemical Society (2012)

1059 Citations

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