H-Index & Metrics Best Publications

H-Index & Metrics

Discipline name H-index Citations Publications World Ranking National Ranking
Materials Science D-index 40 Citations 8,279 142 World Ranking 8796 National Ranking 565

Overview

What is he best known for?

The fields of study he is best known for:

  • Organic chemistry
  • Composite material
  • Oxygen

Ryoji Funahashi mostly deals with Thermoelectric effect, Seebeck coefficient, Electrical resistivity and conductivity, Thermal conductivity and Thermoelectric materials. His studies in Thermoelectric effect integrate themes in fields like Oxide, Doping, Ceramic and Analytical chemistry. His Oxide study combines topics from a wide range of disciplines, such as Optoelectronics and Contact resistance.

The various areas that Ryoji Funahashi examines in his Seebeck coefficient study include Electronic structure, Condensed matter physics and Thermal. His studies deal with areas such as Figure of merit and Mineralogy as well as Electrical resistivity and conductivity. The concepts of his Thermoelectric materials study are interwoven with issues in Single crystal and Nanotechnology.

His most cited work include:

  • An Oxide Single Crystal with High Thermoelectric Performance in Air (455 citations)
  • Electrical and thermal properties of single-crystalline (Ca2CoO3)0.7CoO2 with a Ca3Co4O9 structure (382 citations)
  • Oxide Thermoelectric Materials: A Nanostructuring Approach (313 citations)

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

His primary scientific interests are in Thermoelectric effect, Seebeck coefficient, Electrical resistivity and conductivity, Analytical chemistry and Oxide. His Thermoelectric effect research integrates issues from Thermal conductivity, Figure of merit and Mineralogy. Ryoji Funahashi focuses mostly in the field of Seebeck coefficient, narrowing it down to topics relating to Condensed matter physics and, in certain cases, Crystal structure and Whiskers.

His work deals with themes such as Doping, Sintering, Metallurgy, Ceramic and Atmospheric temperature range, which intersect with Electrical resistivity and conductivity. His research in Analytical chemistry tackles topics such as Phase which are related to areas like Crystal. His Oxide research includes elements of Internal resistance, Composite material, Chemical engineering and Power density.

He most often published in these fields:

  • Thermoelectric effect (51.71%)
  • Seebeck coefficient (34.98%)
  • Electrical resistivity and conductivity (30.80%)

What were the highlights of his more recent work (between 2012-2021)?

  • Thermoelectric effect (51.71%)
  • Thermoelectric generator (17.49%)
  • Oxide (23.95%)

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

His primary areas of study are Thermoelectric effect, Thermoelectric generator, Oxide, Seebeck coefficient and Electrical resistivity and conductivity. Ryoji Funahashi mostly deals with Thermoelectric materials in his studies of Thermoelectric effect. His Thermoelectric generator research incorporates themes from Durability, Silicide, Power density, Energy conversion efficiency and Electricity generation.

While the research belongs to areas of Oxide, Ryoji Funahashi spends his time largely on the problem of Chemical engineering, intersecting his research to questions surrounding Doping, Nickel and Intercalation. His biological study spans a wide range of topics, including Metallurgy and Phase. In his work, Electrical conduction, Figure of merit, Tetragonal crystal system and Perovskite is strongly intertwined with Mineralogy, which is a subfield of Analytical chemistry.

Between 2012 and 2021, his most popular works were:

  • Thermoelectric Ceramics for Energy Harvesting (242 citations)
  • Crystal structure and thermoelectric properties of Sr-Mo substituted CaMnO3: a combined experimental and computational study. (23 citations)
  • Formation and characterization of polyethylene terephthalate-based (Bi0.15Sb0.85)2Te3 thermoelectric modules with CoSb3 adhesion layer by aerosol deposition (19 citations)

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

  • Organic chemistry
  • Composite material
  • Oxygen

Ryoji Funahashi mainly investigates Thermoelectric effect, Analytical chemistry, Oxide, Thermoelectric generator and Seebeck coefficient. His study in Thermoelectric effect focuses on Thermoelectric materials in particular. Ryoji Funahashi combines subjects such as Spark plasma sintering and Crystallography, Crystal structure, Crystallite with his study of Thermoelectric materials.

His research investigates the connection between Analytical chemistry and topics such as Phonon scattering that intersect with problems in Tetragonal crystal system, Mineralogy, Orthorhombic crystal system, Doping and Perovskite. His study in Thermoelectric generator is interdisciplinary in nature, drawing from both Layer, Composite material, Silicide and Power density. His Seebeck coefficient study is concerned with the larger field of Electrical resistivity and conductivity.

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

An Oxide Single Crystal with High Thermoelectric Performance in Air

Ryoji Funahashi;Ichiro Matsubara;Hiroshi Ikuta;Tsunehiro Takeuchi.
Japanese Journal of Applied Physics (2000)

645 Citations

Electrical and thermal properties of single-crystalline (Ca2CoO3)0.7CoO2 with a Ca3Co4O9 structure

Masahiro Shikano;Ryoji Funahashi.
Applied Physics Letters (2003)

605 Citations

Oxide Thermoelectric Materials: A Nanostructuring Approach

Kunihito Koumoto;Yifeng Wang;Ruizhi Zhang;Atsuko Kosuga.
Annual Review of Materials Research (2010)

418 Citations

Complex Oxide Materials for Potential Thermoelectric Applications

Kunihito Koumoto;Ichiro Terasaki;Ryoji Funahashi.
Mrs Bulletin (2006)

400 Citations

High temperature thermoelectric properties of oxide Ca9Co12O28

Siwen Li;Ryoji Funahashi;Ichiro Matsubara;Kazuo Ueno.
Journal of Materials Chemistry (1999)

331 Citations

Thermoelectric properties of Bi2Sr2Co2Ox polycrystalline materials

Ryoji Funahashi;Ichiro Matsubara;Satoshi Sodeoka.
Applied Physics Letters (2000)

323 Citations

Bi2Sr2Co2Oy whiskers with high thermoelectric figure of merit

Ryoji Funahashi;Masahiro Shikano.
Applied Physics Letters (2002)

289 Citations

Oxide thermoelectrics: The challenges, progress, and outlook

Jian He;Yufei Liu;Ryoji Funahashi.
Journal of Materials Research (2011)

282 Citations

Thermoelectrical properties of A-site substituted Ca1- xRexMnO3 system

D. Flahaut;T. Mihara;R. Funahashi;N. Nabeshima.
Journal of Applied Physics (2006)

276 Citations

Thermoelectric properties of the Bi- and Na-substituted Ca3Co4O9 system

Gaojie Xu;Ryoji Funahashi;Masahiro Shikano;Ichiro Matsubara.
Applied Physics Letters (2002)

275 Citations

If you think any of the details on this page are incorrect, let us know.

Contact us

Best Scientists Citing Ryoji Funahashi

Anke Weidenkaff

Anke Weidenkaff

Technische Universität Darmstadt

Publications: 46

Yuping Sun

Yuping Sun

Chinese Academy of Sciences

Publications: 40

Hiromichi Ohta

Hiromichi Ohta

Hokkaido University

Publications: 40

Yuanhua Lin

Yuanhua Lin

Tsinghua University

Publications: 40

Ce-Wen Nan

Ce-Wen Nan

Tsinghua University

Publications: 40

Kunihito Koumoto

Kunihito Koumoto

Toyota Tsusho Corporation

Publications: 40

Nini Pryds

Nini Pryds

Technical University of Denmark

Publications: 29

Jing-Feng Li

Jing-Feng Li

Tsinghua University

Publications: 26

Sean Li

Sean Li

UNSW Sydney

Publications: 24

Maarit Karppinen

Maarit Karppinen

Aalto University

Publications: 23

Yoshio Sakka

Yoshio Sakka

National Institute for Materials Science

Publications: 22

Jun-ichi Shimoyama

Jun-ichi Shimoyama

Aoyama Gakuin University

Publications: 21

Lidong Chen

Lidong Chen

Chinese Academy of Sciences

Publications: 20

Ken Kurosaki

Ken Kurosaki

Kyoto University

Publications: 18

Terry M. Tritt

Terry M. Tritt

Clemson University

Publications: 17

Michael J. Reece

Michael J. Reece

Queen Mary University of London

Publications: 17

Something went wrong. Please try again later.