Ryuichi Ikeda

5.8k total citations · 1 hit paper
230 papers, 4.9k citations indexed

About

Ryuichi Ikeda is a scholar working on Materials Chemistry, Spectroscopy and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, Ryuichi Ikeda has authored 230 papers receiving a total of 4.9k indexed citations (citations by other indexed papers that have themselves been cited), including 160 papers in Materials Chemistry, 88 papers in Spectroscopy and 71 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in Ryuichi Ikeda's work include Solid-state spectroscopy and crystallography (128 papers), Advanced NMR Techniques and Applications (75 papers) and Magnetism in coordination complexes (34 papers). Ryuichi Ikeda is often cited by papers focused on Solid-state spectroscopy and crystallography (128 papers), Advanced NMR Techniques and Applications (75 papers) and Magnetism in coordination complexes (34 papers). Ryuichi Ikeda collaborates with scholars based in Japan, United States and India. Ryuichi Ikeda's co-authors include Hiroshi Kitagawa, Daiyû Nakamura, Masaki Takata, Hiroyuki Ishida, Kazuyuki Fujie, Miho Yamauchi, Teppei Yamada, Hirokazu Kobayashi, Jared M. Taylor and Shin’ichi Ishimaru and has published in prestigious journals such as Journal of the American Chemical Society, Angewandte Chemie International Edition and Nature Communications.

In The Last Decade

Ryuichi Ikeda

222 papers receiving 4.7k 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.

Hydrogen storage in Pd nanocrystals covered with a metal–organic framework

2014 419 citations Guangqin Li, Hirokazu Kobayashi et al. Nature Materials profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ryuichi Ikeda Japan	32	3.1k	1.7k	1.2k	1.0k	807	230	4.9k
W. E. Farneth United States	42	2.9k 1.0×	1.6k 1.0×	1.1k 0.9×	1.0k 1.0×	878 1.1×	97	6.1k
Ignazio L. Fragalà Italy	49	4.1k 1.4×	1.7k 1.0×	2.1k 1.7×	2.0k 2.0×	402 0.5×	284	7.8k
T. Mark McCleskey United States	34	2.1k 0.7×	817 0.5×	1.0k 0.8×	638 0.6×	861 1.1×	101	4.1k
Radovan Černý Switzerland	42	5.8k 1.9×	1.8k 1.1×	1.3k 1.0×	867 0.8×	1.3k 1.6×	196	7.2k
Christian Minot France	46	4.0k 1.3×	629 0.4×	1.2k 1.0×	653 0.6×	1.2k 1.5×	199	6.4k
Pantelis N. Trikalitis Greece	38	3.3k 1.1×	2.5k 1.5×	1.3k 1.0×	1.3k 1.3×	373 0.5×	99	5.3k
Hans Hagemann Switzerland	43	5.1k 1.7×	1.3k 0.8×	1.7k 1.4×	595 0.6×	1.1k 1.3×	215	6.5k
J. M. Newsam United States	34	3.0k 1.0×	2.4k 1.4×	435 0.4×	1.8k 1.7×	586 0.7×	118	6.1k
Andreas Pöppl Germany	36	2.8k 0.9×	2.2k 1.3×	659 0.5×	1.1k 1.1×	345 0.4×	210	4.2k
Si‐Dian Li China	48	6.9k 2.3×	1.7k 1.1×	1.3k 1.0×	804 0.8×	319 0.4×	261	8.9k

Countries citing papers authored by Ryuichi Ikeda

Since Specialization

Citations

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

Fields of papers citing papers by Ryuichi Ikeda

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ryuichi Ikeda. 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 Ryuichi Ikeda. The network helps show where Ryuichi Ikeda may publish in the future.

Co-authorship network of co-authors of Ryuichi Ikeda

This figure shows the co-authorship network connecting the top 25 collaborators of Ryuichi Ikeda. A scholar is included among the top collaborators of Ryuichi Ikeda 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 Ryuichi Ikeda. Ryuichi Ikeda 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

1.

Miyamoto, Tatsuya, et al.. (2025). Observation of nonreciprocal polarization modulations induced by an intense terahertz electric-field pulse in an electronic-type molecular ferroelectric. Physical Review Research. 7(1).

2.

Yoshida, Yukihiro, Mikihiro Hayashi, Ryuichi Ikeda, et al.. (2021). Various Stacking Patterns of Two‐Dimensional Molecular Assemblies in Hydrogen‐Bonded Cocrystals: Insight into Competitive Intermolecular Interactions and Control of Stacking Patterns. Angewandte Chemie. 133(42). 23021–23030. 1 indexed citations

3.

Yoshida, Yukihiro, Mikihiro Hayashi, Ryuichi Ikeda, et al.. (2021). Various Stacking Patterns of Two‐Dimensional Molecular Assemblies in Hydrogen‐Bonded Cocrystals: Insight into Competitive Intermolecular Interactions and Control of Stacking Patterns. Angewandte Chemie International Edition. 60(42). 22839–22848. 22 indexed citations

4.

Otake, Ken‐ichi, Kazuya Otsubo, Tokutaro Komatsu, et al.. (2020). Confined water-mediated high proton conduction in hydrophobic channel of a synthetic nanotube. Nature Communications. 11(1). 843–843. 148 indexed citations

5.

Li, Guangqin, Hirokazu Kobayashi, Jared M. Taylor, et al.. (2014). Hydrogen storage in Pd nanocrystals covered with a metal–organic framework. Nature Materials. 13(8). 802–806. 419 indexed citations breakdown →

6.

Tobu, Yasuhiro, et al.. (2012). Temperature dependence of one-dimensional hydrogen bonding in morpholinium hydrogen chloranilate studied by 35Cl nuclear quadrupole resonance and multi-temperature X-ray diffraction. Physical Chemistry Chemical Physics. 14(35). 12347–12347. 9 indexed citations

7.

Kobayashi, Hirokazu, Miho Yamauchi, Ryuichi Ikeda, et al.. (2012). Nanosize-Induced Drastic Drop in Equilibrium Hydrogen Pressure for Hydride Formation and Structural Stabilization in Pd–Rh Solid-Solution Alloys. Journal of the American Chemical Society. 134(30). 12390–12393. 51 indexed citations

8.

Kobayashi, Hirokazu, Miho Yamauchi, Ryuichi Ikeda, & Hiroshi Kitagawa. (2009). Atomic-level Pd–Au alloying and controllable hydrogen-absorption properties in size-controlled nanoparticles synthesized by hydrogen reduction. Chemical Communications. 4806–4806. 63 indexed citations

9.

Ishimaru, Shin’ichi, et al.. (2006). Proton Conduction in Cation-exchanged Kenyaites Studied by Complex Impedance Method at Various Humidity. Clay science. 12(2). 63–65. 1 indexed citations

10.

Kobayashi, Atsushi, Hiroshi Kitagawa, & Ryuichi Ikeda. (2002). Structural and Optical Properties of Pt 2 ( dtp ) 4 Br 2 ( dtp =dithiopropionato) and its Halogen-Replacement Effect. Molecular Crystals and Liquid Crystals. 379(1). 315–320. 1 indexed citations

11.

Ishimaru, Shin’ichi, et al.. (2000). Hydrogen Transfer in a Hydrogen-Bonded 1:2 Complex of Chloranilic Acid with 1,2-Diazine Studied by 35Cl NQR. Chemistry Letters. 29(11). 1346–1347. 8 indexed citations

12.

Yamashita, Masahiro, Katsuya Inoue, Takuya Kawashima, et al.. (1999). Tuning of Spin Density Wave Strengths in Quasi-One-Dimensional Halogen-Bridged Ni^III Complexes with Strong Electron Correlations, [Ni^III(chxn)₂X]Y₂. Inorganic Chemistry. 38(8). 1894–1899. 17 indexed citations

13.

Ikeda, Ryuichi, et al.. (1995). Structure and Dynamics of Crystal Solvates Hexaphenylditin • 2X, X=Benzene , Toluene, Fluorobenzene , Chlorobenzene , and Aniline. An X-Ray, P _(VAPOR) =ƒ _(T) > and ² H NMR Study. Zeitschrift für Naturforschung A. 50(8). 758–769. 6 indexed citations

14.

Iida, Masaki, Tetsuo Asaji, Daiyû Nakamura, et al.. (1992). 19F NMR relaxation time T1 and interchain spin diffusion in polyaniline trifluoromethanesulfonate, [(−C6H4NH−)(CF3SO3)0.5·0.5H2O]n. Synthetic Metals. 48(1). 1–6.

15.

Ishida, Hiroyuki, Kentaro Takagi, & Ryuichi Ikeda. (1992). An Ionic Plastic Phase of 1,1-Dimethylhydrazinium Tetrafluoroborate Revealed by 1H and 19F NMR and Thermal Measurements. Chemistry Letters. 21(4). 605–608. 7 indexed citations

16.

Ishida, Hiroyuki, et al.. (1989). 1H nuclear magnetic resonance studies on cationic reorientation and translational self-diffusion in two solid phases, including a new high-temperature phase of methylammonium sulphate. Journal of the Chemical Society Faraday Transactions 1 Physical Chemistry in Condensed Phases. 85(1). 111–111. 14 indexed citations

17.

Asaji, Tetsuo, Ryuichi Ikeda, & Daiyû Nakamura. (1979). Nitrogen-14 Nuclear Quadrupole Resonance in Some Hexanitro Complexes of the Type R ₂ PbCu(NO ₂ ) ₆. Zeitschrift für Naturforschung B. 34(12). 1722–1728. 1 indexed citations

18.

Asaji, Tetsuo, Ryuichi Ikeda, & Daiyû Nakamura. (1976). Nuclear Quadrupole Resonance of Nitrogen-14 in Potassium Hexathiocyanatoplatinate(IV) and Tetrathiocyanatomercurate(II). Zeitschrift für Naturforschung B. 31(11). 1483–1488. 2 indexed citations

19.

Ikeda, Ryuichi, et al.. (1973). Temperature dependence of nuclear quadrupole resonance frequencies of nitrogen-14 in potassium tetracyanomercurate(II). Journal of Magnetic Resonance (1969). 9(3). 503–509. 9 indexed citations

20.

Ikeda, Ryuichi, et al.. (1969). Nuclear quadrupole resonance of nitrogen in sodium nitrite. Journal of Magnetic Resonance (1969). 1(2). 211–220. 9 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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