Chiko Otani

7.0k total citations · 1 hit paper
255 papers, 4.2k citations indexed

About

Chiko Otani is a scholar working on Electrical and Electronic Engineering, Astronomy and Astrophysics and Spectroscopy. According to data from OpenAlex, Chiko Otani has authored 255 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 163 papers in Electrical and Electronic Engineering, 112 papers in Astronomy and Astrophysics and 62 papers in Spectroscopy. Recurrent topics in Chiko Otani's work include Terahertz technology and applications (138 papers), Superconducting and THz Device Technology (79 papers) and Spectroscopy and Laser Applications (61 papers). Chiko Otani is often cited by papers focused on Terahertz technology and applications (138 papers), Superconducting and THz Device Technology (79 papers) and Spectroscopy and Laser Applications (61 papers). Chiko Otani collaborates with scholars based in Japan, United States and United Kingdom. Chiko Otani's co-authors include Kodo Kawase, Hiromichi Hoshina, Masatsugu Yamashita, Adrian Dobroiu, K. Nandra, F. Makino, Yuichi Ogawa, A. C. Fabian, H. Inoue and Tadayasu Dotani and has published in prestigious journals such as Nature, Applied Physics Letters and PLoS ONE.

In The Last Decade

Chiko Otani

232 papers receiving 4.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Gravitationally redshifted emission implying an accretion disk and massive black hole in the active galaxy MCG–6–30–15

1995 598 citations Yasuo Tanaka, A. C. Fabian et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Chiko Otani Japan	34	2.2k	2.0k	903	820	746	255	4.2k
János Hebling Hungary	34	4.7k 2.1×	1.0k 0.5×	3.8k 4.2×	612 0.7×	1.6k 2.2×	161	5.5k
G. Rodríguez United States	28	2.1k 1.0×	326 0.2×	1.9k 2.2×	236 0.3×	1.0k 1.4×	106	3.3k
Akihiro Doi Japan	23	996 0.4×	1.0k 0.5×	582 0.6×	196 0.2×	266 0.4×	124	2.4k
J. R. Gao Netherlands	35	2.2k 1.0×	2.1k 1.1×	1.5k 1.7×	198 0.2×	1.3k 1.7×	273	4.3k
C. P. Hauri Switzerland	32	2.3k 1.0×	248 0.1×	3.1k 3.5×	340 0.4×	1.0k 1.4×	119	4.1k
Philip F. Taday United Kingdom	44	4.3k 2.0×	805 0.4×	2.7k 2.9×	1.5k 1.8×	3.0k 4.0×	133	7.2k
Nicholas Karpowicz Germany	29	2.6k 1.2×	400 0.2×	3.0k 3.3×	349 0.4×	1.2k 1.6×	80	4.3k
Matthias C. Hoffmann United States	33	3.2k 1.4×	544 0.3×	3.1k 3.5×	552 0.7×	974 1.3×	104	5.1k
Lionel Duvillaret France	24	2.3k 1.0×	383 0.2×	1.1k 1.3×	561 0.7×	563 0.8×	100	2.8k
David Zimdars United States	25	2.1k 0.9×	628 0.3×	1.3k 1.4×	501 0.6×	867 1.2×	65	3.1k

Countries citing papers authored by Chiko Otani

Since Specialization

Citations

This map shows the geographic impact of Chiko Otani'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 Chiko Otani with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Chiko Otani more than expected).

Fields of papers citing papers by Chiko Otani

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Chiko Otani. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Chiko Otani. The network helps show where Chiko Otani may publish in the future.

Co-authorship network of co-authors of Chiko Otani

This figure shows the co-authorship network connecting the top 25 collaborators of Chiko Otani. A scholar is included among the top collaborators of Chiko Otani based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Chiko Otani. Chiko Otani is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Honda, S., et al.. (2026). GroundBIRD Telescope: Systematics Modelization of MKID Arrays Response. IEEE Transactions on Applied Superconductivity. 36(6). 1–7.

Joven, E., et al.. (2024). A Forecast of the Sensitivity of the DALI Experiment to Galactic Axion Dark Matter. Symmetry. 16(2). 163–163. 2 indexed citations

Joven, E., et al.. (2024). Experimental measurement of the quality factor of a Fabry-Pérot open-cavity axion haloscope. Journal of Instrumentation. 19(1). P01022–P01022. 3 indexed citations

Baselmans, J. J. A., A. Coppens, R. Génova-Santos, et al.. (2024). Pointing Calibration of GroundBIRD Telescope Using Moon Observation Data. Progress of Theoretical and Experimental Physics. 2024(2).

Feng, Chao‐Hui, Chiko Otani, & Hiromichi Hoshina. (2023). Characterization of Different Types of Crystallization from Cocoa Butter by Using Terahertz Spectroscopy. Applied Sciences. 14(1). 35–35. 8 indexed citations

Ikari, Tomofumi, et al.. (2023). 275–305 GHz FM-CW Radar 3D Imaging for Walk-Through Security Body Scanner. Photonics. 10(3). 343–343. 14 indexed citations

Feng, Chao‐Hui, Chiko Otani, & Yuichi Ogawa. (2022). Innovatively identifying naringin and hesperidin by using terahertz spectroscopy and evaluating flavonoids extracts from waste orange peels by coupling with multivariate analysis. Food Control. 137. 108897–108897. 18 indexed citations

Feng, Chao‐Hui, Chiko Otani, Yuichi Ogawa, & Juan Francisco García Martín. (2021). Evaluation of properties in different casings modified by surfactants and lactic acid using terahertz spectroscopy – A feasibility study. Food Control. 127. 108152–108152. 5 indexed citations

Yuasa, Tetsuya, et al.. (2020). Improvement of the depth resolution of swept-source THz-OCT for non-destructive inspection. Optics Express. 28(8). 12279–12279. 14 indexed citations

10.

Feng, Chao‐Hui & Chiko Otani. (2020). Terahertz spectroscopy technology as an innovative technique for food: Current state-of-the-Art research advances. Critical Reviews in Food Science and Nutrition. 61(15). 2523–2543. 48 indexed citations

11.

Notake, T., Kaori Kamata, Tomokazu Iyoda, Chiko Otani, & Hiroaki Minamide. (2019). Expression of various polarization effects by using Spirulina-templated metal μ coils at the terahertz frequency region. Japanese Journal of Applied Physics. 58(3). 32007–32007. 3 indexed citations

12.

Suzuki, Hal, Chiko Otani, Kazuhiko Kawachi, et al.. (2019). The thermodynamic properties and molecular dynamics of [Li⁺@C₆₀](PF₆⁻) associated with structural phase transitions. Physical Chemistry Chemical Physics. 21(29). 16147–16153. 9 indexed citations

13.

Ikari, Tomofumi, et al.. (2019). Development of body scanner in the terahertz region using the FMCW method. IEICE Technical Report; IEICE Tech. Rep.. 119(353). 61–64. 1 indexed citations

14.

Hoshina, Hiromichi, Hal Suzuki, Chiko Otani, et al.. (2016). Polymer Morphological Change Induced by Terahertz Irradiation. Scientific Reports. 6(1). 27180–27180. 37 indexed citations

15.

Hoshina, Hiromichi, Yusuke Morisawa, Harumi Sato, et al.. (2011). Polarization and temperature dependent spectra of poly(3-hydroxyalkanoate)s measured at terahertz frequencies. Physical Chemistry Chemical Physics. 13(20). 9173–9173. 98 indexed citations

16.

Sunaguchi, Naoki, et al.. (2009). Depth-resolving THz imaging with tomosynthesis. Optics Express. 17(12). 9558–9558. 43 indexed citations

17.

Kawase, Kodo, Shin’ichiro Hayashi, Masatsugu Yamashita, & Chiko Otani. (2005). Developments of Terahertz Technology. IEICE technical report. Speech. 105(486). 43–48. 1 indexed citations

18.

MORITA, Yasuyuki, Adrian Dobroiu, Chiko Otani, & Kodo Kawase. (2005). A Real-Time Inspection System Using a Terahertz Technique To Detect Microleak Defects in the Seal of Flexible Plastic Packages. Journal of Food Protection. 68(4). 833–837. 11 indexed citations

19.

Yamashita, Masatsugu, et al.. (2005). Component spatial pattern analysis of chemicals by use of two-dimensional electro-optic terahertz imaging. Applied Optics. 44(25). 5198–5198. 8 indexed citations

20.

Fabian, A. C., Hideyo Kunieda, Masaru Matsuoka, et al.. (1994). ASCA Observations of the Warm Absorber in MCG–6–30–15: the Discovery of a Change in Column Density. Publications of the Astronomical Society of Japan. 46(3). L59–L63. 2 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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