Koichi Koyama

129 papers and 4.2k indexed citations i.

About

Koichi Koyama is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Cellular and Molecular Neuroscience. According to data from OpenAlex, Koichi Koyama has authored 129 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 36 papers in Electrical and Electronic Engineering, 23 papers in Materials Chemistry and 20 papers in Cellular and Molecular Neuroscience. Recurrent topics in Koichi Koyama’s work include Silicon and Solar Cell Technologies (30 papers), Plasmonics for Photovoltaic Devices (27 papers) and Silicon Nanostructures and Photoluminescence (21 papers). Koichi Koyama is often cited by papers focused on Silicon and Solar Cell Technologies (30 papers), Plasmonics for Photovoltaic Devices (27 papers) and Silicon Nanostructures and Photoluminescence (21 papers). Koichi Koyama collaborates with scholars based in Japan, United States and United Kingdom. Koichi Koyama's co-authors include Terue Okamura, Hideki Matsumura, Keisuke Ohdaira, Joji Kawabe and Hironobu Ochi and has published in prestigious journals such as Nature, Science and Journal of the American Chemical Society.

In The Last Decade

Fields of papers citing papers by Koichi Koyama

Since Specialization
EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by Koichi Koyama. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Koichi Koyama may publish in the future.

Countries citing papers authored by Koichi Koyama

Since Specialization
Citations

This map shows the geographic impact of Koichi Koyama's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Koichi Koyama with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Koichi Koyama more than expected).

Rankless by CCL
2025