Kazunori Akiyama: h-index, Total Citations, and Citation Map
Kazunori Akiyama's h-index is 65 (132 i10-index, 26,998+ total citations across 253+ publications) according to Google Scholar as of June 2026. Kazunori Akiyama is affiliated with Institute of Sensors, Signals and Systems, Heriot-Watt University.
Kazunori Akiyama is a researcher affiliated with Institute of Sensors, Signals and Systems, Heriot-Watt University, specializing in Astronomy, Black Holes, Active Galactic Nuclei. Their work has been cited 26,998 times. This profile visualizes their global influence, highlighting strong citation networks in United States.
Kazunori Akiyama's Citation Metrics
Bibliometric impact based on 253 indexed publications.
- H-Index
- 65
- i10-Index
- 132
- Total Citations
- 26,998
- Citing Countries
- 5
As of June 2026.
Kazunori Akiyama has an h-index of 65 and 26,998 total citations across 253 publications, with research cited by institutions in 5 countries.
Download Exports (PNG, CSV, Poster)
Free Viewing Kazunori Akiyama's citation map is always free. Pay once to download poster, PNG, and CSV files for offline use or your visa packet.
We've mapped 5,000 of 26,998 citations for Kazunori Akiyama
We've shown the most-cited 5,000. Unlock the full crawl (26,948 more citations) to see every institution citing this scholar.
Global Impact Map
Visualizing the geographic distribution of institutions that have cited your work.
Starting…
Pins will appear here as institutions are resolved — no need to refresh.
First M87 event horizon telescope results. IV. Imaging the central supermassive black hole
20196,850
Top Citing Countries
Top Citing Institutions
Visa Evidence Package
Views and exports tuned for EB-1A, O-1A, and EB-2 NIW petitions. Sustained acclaim, geographic reach, and independent-citation filtering are the strongest evidence categories immigration adjudicators look for.
Citation trend (last 10 years)Click to expand
Citation Trend (Last 10 Years)
Related Guides
Learn how to use citation maps for your research and visa applications.
About Kazunori Akiyama's research
Kazunori Akiyama is a researcher in Astronomy, Black Holes and Active Galactic Nuclei at Institute of Sensors, Signals and Systems, Heriot-Watt University. Their work has been cited 26,998 times across 253 publications (h-index 65), according to Google Scholar.
Their most-cited work, “First M87 event horizon telescope results. IV. Imaging the central supermassive black hole” (2019), has accumulated 6,850 citations. Other influential works include “First Sagittarius A* Event Horizon Telescope results. I. The shadow of the supermassive black hole in the center of the Milky Way” (2022) with 2,740 citations and “First M87 event horizon telescope results. V. Physical origin of the asymmetric ring” (2019) with 1,735 citations.
Citations of Kazunori Akiyama's research come primarily from United States, Japan and South Korea, reflecting international research impact across 5+ countries. The interactive citation map above shows the full geographic distribution of the institutions citing this work.
