Masayasu Ishikawa

6.5k total citations · 1 hit paper
187 papers, 5.3k citations indexed

About

Masayasu Ishikawa is a scholar working on Condensed Matter Physics, Electronic, Optical and Magnetic Materials and Materials Chemistry. According to data from OpenAlex, Masayasu Ishikawa has authored 187 papers receiving a total of 5.3k indexed citations (citations by other indexed papers that have themselves been cited), including 155 papers in Condensed Matter Physics, 154 papers in Electronic, Optical and Magnetic Materials and 29 papers in Materials Chemistry. Recurrent topics in Masayasu Ishikawa's work include Rare-earth and actinide compounds (96 papers), Iron-based superconductors research (71 papers) and Physics of Superconductivity and Magnetism (61 papers). Masayasu Ishikawa is often cited by papers focused on Rare-earth and actinide compounds (96 papers), Iron-based superconductors research (71 papers) and Physics of Superconductivity and Magnetism (61 papers). Masayasu Ishikawa collaborates with scholars based in Japan, Hungary and United States. Masayasu Ishikawa's co-authors include N. Takeda, Yasuhiro Nakazawa, T. Takabatake, Minoru Kinoshita, Masafumi Tamura, Daisuke Shiomi, Jiro Kitagawa, Kiyokazu Nozawa, N. Takeda and Naoki Shirakawa and has published in prestigious journals such as Journal of the American Chemical Society, Physical Review Letters and Physical review. B, Condensed matter.

In The Last Decade

Masayasu Ishikawa

184 papers receiving 5.2k citations

Hit Papers

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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.

Bulk ferromagnetism in the β-phase crystal of the p-nitrophenyl nitronyl nitroxide radical

1991 470 citations Masafumi Tamura, Yasuhiro Nakazawa et al. profile →

Peers

Countries citing papers authored by Masayasu Ishikawa

Since Specialization

Citations

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

Fields of papers citing papers by Masayasu Ishikawa

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Masayasu Ishikawa

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

#	Work	Indexed citations
1	Competition between Kondo effect and ferromagnetic interaction in skutterudite La1−xSmxFe4P12 2004 ·Journal of Magnetism and Magnetic Materials ·N. Takeda, Masayasu Ishikawa	4
2	Superconductivity of new filled skutterudite YFe₄P₁₂prepared at high pressure 2003 ·Journal of Physics Condensed Matter ·Ichimin Shirotani, (unknown), Kunihiro Kihou, Chihiro Sekine, N. Takeda, Masayasu Ishikawa, T. Yagi	26
3	Spin gap formation in the heavy fermion skutterudite compoundCeRu4Sb12 2003 ·Physical review. B, Condensed matter ·D. T. Adroja, J.-G. Park, K.A. McEwen, N. Takeda, Masayasu Ishikawa, (unknown)	31
4	Pairing symmetry in two distinct superconducting states ofCeCu2Si2 2003 ·Physical review. B, Condensed matter ·Masayasu Ishikawa, N. Takeda, (unknown), Masato Hedo, Yoshiya Uwatoko	5
5	Non-Fermi-Liquid Spin Dynamics inCeCoGe3−xSixforx=1.2and 1.5 2002 ·Physical Review Letters ·V. V. Krishnamurthy, K. Nagamine, Isao Watanabe, K. Nishiyama, (unknown), Masayasu Ishikawa, (unknown), Takashi Ishikawa, Tina M. Briere	22
6	Heterogeneous Mixed-Valence States in RPd₃S₄(R=Eu and Yb) Viewed from Thermopower, Electrical Resistivity and Specific Heat 2002 ·Journal of the Physical Society of Japan ·Jiro Kitagawa, T. Takabatake, Eiichi Matsuoka, (unknown), (unknown), Masayasu Ishikawa	7
7	The effect of La substitution and magnetic field on non-Fermi-liquid behaviour in CeRu4Sb12 2001 ·Journal of Physics Condensed Matter ·N. Takeda, Masayasu Ishikawa	39
8	Magnetic field effect on non-Fermi liquid behaviors in CeRu4Sb12 2000 ·Physica B Condensed Matter ·N. Takeda, Masayasu Ishikawa	20
9	Three-dimensional magnetic ordering in the quasi-one-dimensional Ising magnetCoNb2O6with partially released geometrical frustration 1999 ·Physical review. B, Condensed matter ·Satoru Kobayashi, Setsuo Mitsuda, Masayasu Ishikawa, Kazuo Miyatani, Kay Kohn	61
10	Possible quadrupolar ordering in a Kondo-lattice compound Ce3Pd20Ge6 1997 ·Physica B Condensed Matter ·Jiro Kitagawa, N. Takeda, Masayasu Ishikawa, Toshiya Yoshida, Akio Ishiguro, T. Komatsubara	8
11	Continuous Evolution from Kondo Lattice to Impurity Kondo Regime in Ce\(_{{\bf 1}-{\ninmib x}}\)La\(_{\ninmib x}\)FeGe₃ 1996 ·Journal of the Physical Society of Japan ·Hiroshi Yamamoto, Masayasu Ishikawa	4
12	63Cu NMR study of the superconducting thiospinel Cu1.5Rh1.5S4 1995 ·Physica C Superconductivity ·Takashi Ohno, Yutaka Kishimoto, Kazuo Miyatani, Masayasu Ishikawa	5
13	Magnetic Ordering in One-Dimensional System CoNb₂O₆with Competing Interchain Interactions 1994 ·Journal of the Physical Society of Japan ·Setsuo Mitsuda, (unknown), (unknown), H. Yoshizawa, (unknown), Masayasu Ishikawa, Kazuo Miyatani, Kazuhiro Saito, Kay Kohn	18
14	4f-electric quadrupolar effects on the lattice constants and magnetism of RCu2Ge2 (R=rare-earths) 1993 ·The European Physical Journal B ·E. V. Sampathkumaran, I. Das, R. Vijayaraghavan, Akihiko Hayashi, Yutaka Ueda, Masayasu Ishikawa	7
15	Phase transitions in PrCu2Ge2 1992 ·Solid State Communications ·E. V. Sampathkumaran, I. Das, R. Vijayaraghavan, Hiroshi Yamamoto, Masayasu Ishikawa	12
16	Discovery of a quasi-1D organic ferromagnet,p-NPNN 1991 ·Physical Review Letters ·Minoru Takahashi, Philippe Turek, Yasuhiro Nakazawa, Masafumi Tamura, Kiyokazu Nozawa, Daisuke Shiomi, Masayasu Ishikawa, Minoru Kinoshita	227
17	Proton NMR in Degraded Powder of YBa_2Cu_3O_ : Electrical Properties of Condensed Matter 1988 ·H. Nishihara, Nobuhiko Nishida, T. Takabatake, K. Kishio, Akira Ohtomo, (unknown), Masayasu Ishikawa, Yasuhiro Nakazawa, Kei-ichi Koga, T. Tamegai, K. Kitazawa	1
18	Effect of nonmagnetic impurities of Al, Mo and Zn on the superconductivity of Ba2YCu3O7 1988 ·Solid State Communications ·T. Takabatake, Masayasu Ishikawa	38
19	Characterization of the High T_c Superconductor (Ba_ Y_ )CuO_ 1987 ·Japanese Journal of Applied Physics ·Yasuhiro Nakazawa, Masayasu Ishikawa, T. Takabatake, Hiroyuki Takeya, Takashi Shibuya, Kiyoyuki Terakura, (unknown)	1
20	A Study on the Superconductivity in Ba_ Y_xCuO_ 1987 ·Japanese Journal of Applied Physics ·T. Takabatake, Hiroyuki Takeya, Yasuhiro Nakazawa, Masayasu Ishikawa	4

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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