Naoto Ishikawa

8.8k total citations · 2 hit papers
94 papers, 7.2k citations indexed

About

Naoto Ishikawa is a scholar working on Materials Chemistry, Electronic, Optical and Magnetic Materials and Inorganic Chemistry. According to data from OpenAlex, Naoto Ishikawa has authored 94 papers receiving a total of 7.2k indexed citations (citations by other indexed papers that have themselves been cited), including 77 papers in Materials Chemistry, 65 papers in Electronic, Optical and Magnetic Materials and 16 papers in Inorganic Chemistry. Recurrent topics in Naoto Ishikawa's work include Porphyrin and Phthalocyanine Chemistry (67 papers), Magnetism in coordination complexes (65 papers) and Lanthanide and Transition Metal Complexes (28 papers). Naoto Ishikawa is often cited by papers focused on Porphyrin and Phthalocyanine Chemistry (67 papers), Magnetism in coordination complexes (65 papers) and Lanthanide and Transition Metal Complexes (28 papers). Naoto Ishikawa collaborates with scholars based in Japan, United States and Indonesia. Naoto Ishikawa's co-authors include Youkoh Kaizu, Miki Sugita, Shin‐ya Koshihara, T. Ishikawa, Wolfgang Wernsdorfer, Takamitsu Fukuda, Osamu Ohno, Martin Head‐Gordon, Akira Fuyuhiro and Jürgen Gauß and has published in prestigious journals such as Journal of the American Chemical Society, Angewandte Chemie International Edition and The Journal of Chemical Physics.

In The Last Decade

Naoto Ishikawa

93 papers receiving 7.2k 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.

Lanthanide Double-Decker Complexes Functioning as Magnets at the Single-Molecular Level

2003 2.3k citations Naoto Ishikawa, Miki Sugita et al. profile →
Quantum Tunneling of Magnetization in Lanthanide Single‐Molecule Magnets: Bis(phthalocyaninato)terbium and Bis(phthalocyaninato)dysprosium Anions

2005 541 citations Naoto Ishikawa, Miki Sugita et al. Angewandte Chemie International Edition profile →

Peers

Countries citing papers authored by Naoto Ishikawa

Since Specialization

Citations

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

Fields of papers citing papers by Naoto Ishikawa

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Naoto Ishikawa

This figure shows the co-authorship network connecting the top 25 collaborators of Naoto Ishikawa. A scholar is included among the top collaborators of Naoto 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 Naoto Ishikawa. Naoto 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	Spectroscopic and computational study of vanillin-dipyrrin ligand that capable of colorimetric sensor for zinc and copper ions 2024 ·Journal of Molecular Structure ·(unknown), (unknown), (unknown), (unknown), Lia Dewi Juliawaty, Didin Mujahidin, Brian Yuliarto, Naoto Ishikawa, (unknown)	2
2	Establishment of a novel cell line, CHO-MK, derived from Chinese hamster ovary tissues for biologics manufacturing 2024 ·Journal of Bioscience and Bioengineering ·Kenji Masuda, (unknown), (unknown), (unknown), Kazuhiko Watanabe, Naoto Ishikawa, (unknown), (unknown), (unknown), Shinichi Takahashi, Tomohiro Makino, (unknown), Takayuki Horiuchi, Koichi Nonaka, (unknown), Masamichi Kamihira, Takeshi Ōmasa	2
3	Highly Efficient Spectral Measurement Methods Using Newly Developed High‐Throughput Magnetic Circularly Polarized Luminescence System 2024 ·Chirality ·Satoko Suzuki, Akio Kaneta, (unknown), (unknown), Hiroyuki Nishikawa, Yoshitane Imai, Ken‐ichi Akao, Naoto Ishikawa	0
4	Construction of high‐throughput magnetic circular dichroism measurement system and its application to research on magnetic and optical properties of phthalocyanine complexes 2024 ·Chirality ·Satoko Suzuki, Akio Kaneta, (unknown), Kengo Yoshida, (unknown), Yoshitane Imai, Ken‐ichi Akao, Naoto Ishikawa	3
5	Electronic structure analysis of phthalocyanine complexes using magnetic circular dichroism and magnetic circularly polarized luminescence spectroscopy 2023 ·Chirality ·Satoko Suzuki, (unknown), (unknown), Ken‐ichi Akao, Naoto Ishikawa	2
6	Tuning of the antiferromagnetic-type interaction in photo-excited single-decker porphyrin–lanthanide complexes with different crown capping ligands 2023 ·Dalton Transactions ·(unknown), (unknown), Naoto Ishikawa	1
7	Janus Pyrrolopyrrole Aza‐dipyrrin: Hydrogen‐Bonded Assemblies and Slow Magnetic Relaxation of the Cobalt(II) Complex in the Solid State 2021 ·Chemistry - A European Journal ·(unknown), (unknown), (unknown), (unknown), Yitong Wang, Shigeki Mori, Naoto Ishikawa, Takamitsu Fukuda, Hiroyuki Furuta, Soji Shimizu	5
8	Enhancement and evaluation of a prescription audit system for direct oral anticoagulants using a check sheet 2021 ·Journal of Pharmaceutical Health Care and Sciences ·Naoto Ishikawa, (unknown), (unknown), Masafumi Kikuchi, Taku Obara, (unknown), Masaki Matsuura, Hiroaki Yamaguchi, Nariyasu Mano	2
9	Determination of ligand field splitting in lanthanide(iii) monoporphyrinato complexes 2019 ·Dalton Transactions ·(unknown), Akira Fuyuhiro, Takamitsu Fukuda, Naoto Ishikawa	14
10	Synthesis of a Neutral Mononuclear Four-Coordinate Co(II) Complex Having Two Halved Phthalocyanine Ligands That Shows Slow Magnetic Relaxations under Zero Static Magnetic Field 2019 ·Inorganic Chemistry ·(unknown), Takamitsu Fukuda, Mitsuru Akaki, Akira Fuyuhiro, Masayuki Hagiwara, Naoto Ishikawa	12
11	Observation of magnetic interactions between localized 4f- and itinerant π-electrons in a single crystal of cationic bisphthalocyanine complexes containing diluted spin centres 2017 ·Dalton Transactions ·Takamitsu Fukuda, (unknown), Hirohito Watanabe, Kenji Shirasaki, Akira Fuyuhiro, T. Yamamura, Naoto Ishikawa	5
12	Scanning tunnelling spectroscopy and manipulation of double-decker phthalocyanine molecules on a semiconductor surface 2017 ·Journal of Physics Condensed Matter ·Yi Pan, Kiyoshi Kanisawa, Naoto Ishikawa, Stefan Fölsch	1
13	Dinuclear single-molecule magnets with porphyrin–phthalocyanine mixed triple-decker ligand systems giving SAP and SP coordination polyhedra 2012 ·Chemical Communications ·(unknown), Akira Fuyuhiro, Takamitsu Fukuda, Naoto Ishikawa	79
14	Facile one-pot preparation of thermally and photochemically convertible soluble precursors of copper phthalocyanine and naphthalocyanine 2011 ·Chemical Communications ·(unknown), Takamitsu Fukuda, Akira Fuyuhiro, Naoto Ishikawa, Nagao Kobayashi	15
15	Magnetic Relaxation of Single‐Molecule Magnets in an External Magnetic Field: An Ising Dimer of a Terbium(III)–Phthalocyaninate Triple‐Decker Complex 2010 ·Chemistry - A European Journal ·Keiichi Katoh, Takashi Kajiwara, Motohiro Nakano, Yasuhiro Nakazawa, Wolfgang Wernsdorfer, Naoto Ishikawa, Brian K. Breedlove, Masahiro Yamashita	120
16	Quantum Tunneling of Magnetization in Lanthanide Single‐Molecule Magnets: Bis(phthalocyaninato)terbium and Bis(phthalocyaninato)dysprosium Anions breakdown → 2005 ·Angewandte Chemie International Edition ·Naoto Ishikawa, Miki Sugita, Wolfgang Wernsdorfer	541
17	The Effect of the f–f Interaction on the Dynamic Magnetism of a Coupled 4f⁸ System in a Dinuclear Terbium Complex with Phthalocyanines 2004 ·Angewandte Chemie International Edition ·Naoto Ishikawa, (unknown), Youkoh Kaizu	138
18	Synthesis and Characterization of Phthalocyanines with Direct Si−Si Linkages 2002 ·Chemistry - A European Journal ·Nagao Kobayashi, (unknown), (unknown), Hisanobu Wakita, (unknown), Naoto Ishikawa	30
19	Selective effector mechanisms for the expulsion of intestinal helminths 1994 ·Parasite Immunology ·Yukifumi Nawa, Naoto Ishikawa, Kimiyuki Tsuchiya, Yoichiro Horii, Tatsuya Abé, (unknown), (unknown), Hiroshi Itoh, Hisamitsu Ide, (unknown)	131
20	A Novel Biological Aspect of Ovarian Oxytocin: Oxytocin Gene Expression in Cumulus/Luteal Cells and the Effect of Oxytocin on Embryogenesis in Fertilized Oocytes 1994 ·Hormone Research ·Kenichi Furuya, (unknown), (unknown), Naoto Ishikawa, (unknown), (unknown), Yoshifumi Mizumoto, (unknown), Ichiro Nagata, Richard Ivell	6

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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