Nobuhide Ishihara

2.3k total citations · 2 hit papers
22 papers, 1.9k citations indexed

About

Nobuhide Ishihara is a scholar working on Organic Chemistry, Biomaterials and Polymers and Plastics. According to data from OpenAlex, Nobuhide Ishihara has authored 22 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Organic Chemistry, 9 papers in Biomaterials and 7 papers in Polymers and Plastics. Recurrent topics in Nobuhide Ishihara's work include biodegradable polymer synthesis and properties (9 papers), Organometallic Complex Synthesis and Catalysis (7 papers) and Polymer crystallization and properties (7 papers). Nobuhide Ishihara is often cited by papers focused on biodegradable polymer synthesis and properties (9 papers), Organometallic Complex Synthesis and Catalysis (7 papers) and Polymer crystallization and properties (7 papers). Nobuhide Ishihara collaborates with scholars based in Japan, France and Belgium. Nobuhide Ishihara's co-authors include M. Kuramoto, Toshiko Seimiya, Takahiko Nakaoki, Masamichi Kobayashi, Thomas H. Newman, M. Malanga, Norimasa Okui, Al Mamun, Susumu Umemoto and Malcolm L. H. Green and has published in prestigious journals such as Macromolecules, Polymer and Applied Catalysis A General.

In The Last Decade

Nobuhide Ishihara

22 papers receiving 1.8k 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.

Crystalline syndiotactic polystyrene

1986 744 citations Nobuhide Ishihara, M. Kuramoto et al. Macromolecules profile →
Stereospecific polymerization of styrene giving the syndiotactic polymer

1988 461 citations Nobuhide Ishihara, M. Kuramoto et al. Macromolecules profile →

Peers

Nobuhide Ishihara

OC

PP

BIOMA

PCT

MC

Isabella Camurati Italy

M. Kuramoto Japan

Enrico Albizzati Italy

E. J. Vandenberg United States

Phillip D. Hustad United States

Nic Friederichs Netherlands

Iwhan Cho South Korea

Marie‐France Llauro France

I. Pasquon Italy

Patrick Hémery France

Isabella Camurati Italy

Nobuhide Ishihara

1.5k ×1.2

OC

936 ×1.4

PP

784 ×1.5

BIOMA

424 ×0.9

PCT

221 ×0.8

MC

Citations per year, relative to Nobuhide Ishihara Nobuhide Ishihara (= 1×) peers Isabella Camurati

Countries citing papers authored by Nobuhide Ishihara

Since Specialization

Citations

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

Fields of papers citing papers by Nobuhide Ishihara

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Nobuhide Ishihara

This figure shows the co-authorship network connecting the top 25 collaborators of Nobuhide Ishihara. A scholar is included among the top collaborators of Nobuhide Ishihara 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 Nobuhide Ishihara. Nobuhide Ishihara is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Itagaki, Hideyuki, et al.. (2011). Physical Gels of a Syndiotactic Polystyrene Derivative with a Large Side‐Chain Group. Macromolecular Symposia. 303(1). 48–55. 1 indexed citations

2.

Ishihara, Nobuhide, et al.. (2011). Considerations on detailed analysis and particle growth in high impact polypropylene particles. Journal of Applied Polymer Science. 122(1). 632–638. 2 indexed citations

3.

Ishihara, Nobuhide, et al.. (2010). Analysis of Composition Distribution in High Impact Polypropylene Particles Using Synchrotron Infrared Microspectroscopy Imaging. BUNSEKI KAGAKU. 59(6). 531–535. 1 indexed citations

4.

Inasawa, Susumu, et al.. (2008). New Synthesis Method Using Magnesium Alkoxides as Carrier Materials for Ziegler‐Natta Catalysts with Spherical Morphology. Macromolecular Reaction Engineering. 2(3). 233–239. 15 indexed citations

5.

Inasawa, Susumu, et al.. (2008). Particle growth of magnesium alkoxide as a carrier material for polypropylene polymerization catalyst. Applied Catalysis A General. 350(2). 197–206. 18 indexed citations

6.

Mamun, Al, Susumu Umemoto, Norimasa Okui, & Nobuhide Ishihara. (2007). Self-Seeding Effect on Primary Nucleation of Isotactic Polystyrene. Macromolecules. 40(17). 6296–6303. 64 indexed citations

7.

Ishihara, Nobuhide, et al.. (2007). Design of novel malonates as internal donors for MgCl2-supported TiCl4 type polypropylene catalysts and their mechanistic aspects, Part 1. Journal of Molecular Catalysis A Chemical. 273(1-2). 211–217. 21 indexed citations

8.

Mamun, Al, Susumu Umemoto, Nobuhide Ishihara, & Norimasa Okui. (2006). Influence of thermal history on primary nucleation and crystal growth rates of isotactic polystyrene. Polymer. 47(15). 5531–5537. 23 indexed citations

9.

Ishihara, Nobuhide, et al.. (2005). Consideration of the mechanism of styrene/ethylene copolymerization with half‐titanocene catalysts. Journal of Polymer Science Part A Polymer Chemistry. 43(21). 5041–5048. 10 indexed citations

10.

Ishihara, Nobuhide, et al.. (1999). The Development of Catalyst for Syndiotactic Polymerization of Styrene.. Journal of Synthetic Organic Chemistry Japan. 57(5). 450–457. 6 indexed citations

11.

Ishihara, Nobuhide, et al.. (1998). Syndiospecific polymerization of styrene. Journal of Molecular Catalysis A Chemical. 128(1-3). 167–190. 168 indexed citations

12.

Ishihara, Nobuhide, et al.. (1997). . 1(1). 89–110. 30 indexed citations

13.

Ishihara, Nobuhide. (1995). Syntheses and properties of syndiotactic polystyrene. Macromolecular Symposia. 89(1). 553–562. 37 indexed citations

14.

Green, Malcolm L. H. & Nobuhide Ishihara. (1994). New ansa-metallocenes of the Group 4 transition metals as homogeneous catalysts for the polymerization of propene and styrene. Journal of the Chemical Society Dalton Transactions. 657–657. 41 indexed citations

15.

Kobayashi, Masamichi, Takahiko Nakaoki, & Nobuhide Ishihara. (1990). Molecular conformation in glasses and gels of syndiotactic and isotactic polystyrenes. Macromolecules. 23(1). 78–83. 142 indexed citations

16.

Ortı́, Enrique, J. L. Brédas, Jean‐Jacques Pireaux, & Nobuhide Ishihara. (1990). Valence electronic structure of polystyrenes with different tacticities : how to go (or not to go) too far ? A joint theoretical and experimental approach. Journal of Electron Spectroscopy and Related Phenomena. 52. 551–570. 12 indexed citations

17.

Kobayashi, Masamichi, Takahiko Nakaoki, & Nobuhide Ishihara. (1989). Polymorphic structures and molecular vibrations of syndiotactic polystyrene. Macromolecules. 22(11). 4377–4382. 103 indexed citations

18.

Ishihara, Nobuhide, et al.. (1988). Stereospecific polymerization of styrene giving the syndiotactic polymer. Macromolecules. 21(12). 3356–3360. 461 indexed citations breakdown →

19.

Ishihara, Nobuhide. (1987). . Kobunshi. 36(8). 604–604. 1 indexed citations

20.

Kaneko, Masao, Nobuhide Ishihara, & Akira Yamada. (1981). Synthesis and characterization of new polynuclear manganese‐thiolato complexes. Die Makromolekulare Chemie. 182(1). 89–99. 3 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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