Keiji Nakajima

11.5k total citations · 3 hit papers
219 papers, 8.6k citations indexed

About

Keiji Nakajima is a scholar working on Mechanical Engineering, Molecular Biology and Materials Chemistry. According to data from OpenAlex, Keiji Nakajima has authored 219 papers receiving a total of 8.6k indexed citations (citations by other indexed papers that have themselves been cited), including 91 papers in Mechanical Engineering, 61 papers in Molecular Biology and 53 papers in Materials Chemistry. Recurrent topics in Keiji Nakajima's work include Metallurgical Processes and Thermodynamics (61 papers), Plant Molecular Biology Research (39 papers) and Microstructure and Mechanical Properties of Steels (31 papers). Keiji Nakajima is often cited by papers focused on Metallurgical Processes and Thermodynamics (61 papers), Plant Molecular Biology Research (39 papers) and Microstructure and Mechanical Properties of Steels (31 papers). Keiji Nakajima collaborates with scholars based in Japan, Sweden and United States. Keiji Nakajima's co-authors include Takashi Hashimoto, Philip N. Benfey, Giovanni Sena, Shunsuke Miyashima, Pär G. Jönsson, Tal Nawy, Ykä Helariutta, Ben Scheres, Hidehiro Fukaki and Marie‐Theres Hauser and has published in prestigious journals such as Nature, Science and Cell.

In The Last Decade

Keiji Nakajima

210 papers receiving 8.3k 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.

The SHORT-ROOT Gene Controls Radial Patterning of the Arabidopsis Root through Radial Signaling

2000 869 citations Hidehiro Fukaki, Keiji Nakajima et al. profile →
Conserved factors regulate signalling in Arabidopsis thaliana shoot and root stem cell organizers

2007 858 citations Shunsuke Miyashima, Takashi Hashimoto et al. profile →
Intercellular movement of the putative transcription factor SHR in root patterning

2001 635 citations Keiji Nakajima, Philip N. Benfey et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Keiji Nakajima Japan	47	4.8k	4.3k	2.0k	999	668	219	8.6k
Hailin Yang China	38	142 0.0×	1.2k 0.3×	2.6k 1.3×	997 1.0×	975 1.5×	249	5.4k
Fenghua Wang China	36	178 0.0×	815 0.2×	1.0k 0.5×	554 0.6×	335 0.5×	171	4.8k
Hiroshi Kimura Japan	32	868 0.2×	2.7k 0.6×	371 0.2×	271 0.3×	61 0.1×	143	4.3k
Haijun Zhang China	31	962 0.2×	662 0.2×	465 0.2×	953 1.0×	53 0.1×	138	4.1k
Takashi Sugawara Japan	39	206 0.0×	1.3k 0.3×	687 0.3×	876 0.9×	18 0.0×	264	5.7k
Jacques Dumais United States	26	1.6k 0.3×	1.1k 0.2×	1.3k 0.7×	177 0.2×	41 0.1×	48	3.8k
Qingmin Chen China	34	394 0.1×	831 0.2×	196 0.1×	633 0.6×	643 1.0×	183	4.0k
Rui Yang China	28	962 0.2×	437 0.1×	610 0.3×	555 0.6×	168 0.3×	203	2.8k
Yao Zhang China	34	810 0.2×	1.2k 0.3×	204 0.1×	262 0.3×	24 0.0×	187	3.5k
R. H. Brown United States	28	596 0.1×	559 0.1×	577 0.3×	144 0.1×	55 0.1×	128	2.9k

Countries citing papers authored by Keiji Nakajima

Since Specialization

Citations

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

Fields of papers citing papers by Keiji Nakajima

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Keiji Nakajima

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

Soyano, Takashi, Akira Akamatsu, Naoya Takeda, et al.. (2024). Periodic cytokinin responses in Lotus japonicus rhizobium infection and nodule development. Science. 385(6706). 288–294. 7 indexed citations

Nakajima, Keiji, Takumi Higaki, Takashi Ueda, & Masahiko İnami. (2023). Gaining New Insights in Plant Biology through Human–Machine Collaboration. Plant and Cell Physiology. 64(11). 1257–1261. 1 indexed citations

Goh, Tatsuaki, Yohei Kondo, Shunsuke Miyashima, et al.. (2023). In-Depth Quantification of Cell Division and Elongation Dynamics at the Tip of Growing Arabidopsis Roots Using 4D Microscopy, AI-Assisted Image Processing and Data Sonification. Plant and Cell Physiology. 64(11). 1262–1278. 13 indexed citations

Goh, Tatsuaki, Shunsuke Miyashima, Koichi Toyokura, et al.. (2022). Autophagy promotes organelle clearance and organized cell separation of living root cap cells in Arabidopsis thaliana. Development. 149(11). 17 indexed citations

Hisanaga, Tetsuya, Yihui Cui, Ryosuke Sano, et al.. (2021). Deep evolutionary origin of gamete-directed zygote activation by KNOX/BELL transcription factors in green plants. eLife. 10. 32 indexed citations

Hisanaga, Tetsuya, Shohei Yamaoka, Ryuichi Nishihama, et al.. (2019). A cis ‐acting bidirectional transcription switch controls sexual dimorphism in the liverwort. The EMBO Journal. 38(6). 56 indexed citations

Nakamura, Keigo, Tetsuya Hisanaga, Koichi Fujimoto, Keiji Nakajima, & Hirofumi Wada. (2018). Plant-inspired pipettes. Journal of The Royal Society Interface. 15(140). 20170868–20170868. 2 indexed citations

Mu, Wangzhong, Pär G. Jönsson, & Keiji Nakajima. (2017). Recent Aspects on the Effect of Inclusion Characteristics on the Intragranular Ferrite Formation in Low Alloy Steels: A Review. High Temperature Materials and Processes. 36(4). 309–325. 52 indexed citations

Nakajima, Keiji. (2017). Be my baby: patterning toward plant germ cells. Current Opinion in Plant Biology. 41. 110–115. 20 indexed citations

10.

Jönsson, Pär G., et al.. (2015). The Influence of Swirl Flow on the Flow Field, Temperature Field and Inclusion Behavior when Using a Half Type Electromagnetic Swirl Flow Generator in a Submerged Entry and Mold. steel research international. 86(11). 1312–1327. 18 indexed citations

11.

Mu, Wangzhong, et al.. (2015). Effect of the Ti, Al Contents on the Inclusion Characteristics in Steels with TiO₂ and TiN Particle Additions. steel research international. 87(7). 911–920. 25 indexed citations

12.

Nakajima, Keiji, et al.. (2012). Simulation of macrosegregation and solidification microstructure evolution for Al-Si alloy by coupled cellular automaton-finite volume model. The Chinese Journal of Nonferrous Metals. 22(7). 1883–1896. 2 indexed citations

13.

Miyashima, Shunsuke, Satoshi Koi, Takashi Hashimoto, & Keiji Nakajima. (2011). Non-cell-autonomous microRNA165 acts in a dose-dependent manner to regulate multiple differentiation status in the Arabidopsis root. Development. 138(11). 2303–2313. 226 indexed citations

14.

Su, Zhijian, Jin Chen, Keiji Nakajima, & Jicheng He. (2009). Criterion for Dendrite Fragmentation of Carbon Steel under Imposition of Linear Travelling EMS. steel research international. 80(11). 824–833. 8 indexed citations

15.

Gallagher, Kimberly L., Alice J. Paquette, Keiji Nakajima, & Philip N. Benfey. (2004). Mechanisms Regulating SHORT-ROOT Intercellular Movement. Current Biology. 14(20). 1847–1851. 178 indexed citations

16.

Mizoguchi, Shozo, et al.. (2001). In-situ Observation of Non-metallic Inclusions on Molten Steel Surface.. JOURNAL OF THE JAPAN WELDING SOCIETY. 70(6). 631–634. 2 indexed citations

17.

Nakajima, Keiji, Atsuko Yamashita, Hiroyuki Akama, et al.. (1999). Crystal structures of two tropinone reductases: Different reaction stereospecificities in the same protein fold. (MOLECULAR BIOFUNCTION-Functional Molecular Conversion). Kyoto University Research Information Repository (Kyoto University). 5(5). 44–45. 1 indexed citations

18.

Ohta, Hiromichi, K. Watanabe, Keiji Nakajima, & Yoshio Waseda. (1993). Absorption Coefficient of Continuous Casting Powder for Steel. High Temperature Materials and Processes. 12(3). 139–144. 4 indexed citations

19.

Dimitrijevic, Meta M., M.R. Dimitrijević, L S Illis, et al.. (1986). Spinal Cord Stimulation for the Control of Spasticity in Patients with Chronic Spinal Cord Injury: I. Clinical Observations. PubMed. 3(2). 129–143. 65 indexed citations

20.

Dimitrijević, M.R., L S Illis, Keiji Nakajima, P.C. Sharkey, & A.M. Sherwood. (1986). Spinal Cord Stimulation for the Control of Spasticity in Patients with Chronic Spinal Cord Injury: II. Neurophysiologic Observations. PubMed. 3(2). 145–152. 49 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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