Takayuki Obata

5.7k total citations · 1 hit paper
204 papers, 4.4k citations indexed

About

Takayuki Obata is a scholar working on Radiology, Nuclear Medicine and Imaging, Atomic and Molecular Physics, and Optics and Biomedical Engineering. According to data from OpenAlex, Takayuki Obata has authored 204 papers receiving a total of 4.4k indexed citations (citations by other indexed papers that have themselves been cited), including 132 papers in Radiology, Nuclear Medicine and Imaging, 34 papers in Atomic and Molecular Physics, and Optics and 30 papers in Biomedical Engineering. Recurrent topics in Takayuki Obata's work include Advanced MRI Techniques and Applications (79 papers), Medical Imaging Techniques and Applications (38 papers) and Advanced Neuroimaging Techniques and Applications (36 papers). Takayuki Obata is often cited by papers focused on Advanced MRI Techniques and Applications (79 papers), Medical Imaging Techniques and Applications (38 papers) and Advanced Neuroimaging Techniques and Applications (36 papers). Takayuki Obata collaborates with scholars based in Japan, United States and New Zealand. Takayuki Obata's co-authors include Seigo Tarucha, Michel Pioro-Ladrière, Hiroo Ikehira, Y.-S. Shin, Tomoyasu Taniyama, K. Yoshida, Y. Tokura, T. Kubo, Hiroo Ikehira and Atsuya Watanabe and has published in prestigious journals such as The Lancet, Physical Review Letters and Journal of Neuroscience.

In The Last Decade

Takayuki Obata

196 papers receiving 4.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Electrically driven single-electron spin resonance in a slanting Zeeman field

2008 429 citations Takayuki Obata et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Takayuki Obata Japan	31	1.7k	853	660	517	410	204	4.4k
Jae Sung Lee South Korea	44	3.9k 2.3×	876 1.0×	1.1k 1.7×	928 1.8×	268 0.7×	328	7.1k
Frédéric Lesage Canada	45	2.7k 1.6×	481 0.6×	979 1.5×	2.3k 4.5×	229 0.6×	278	6.0k
Luigi Landini Italy	38	2.0k 1.2×	232 0.3×	405 0.6×	881 1.7×	223 0.5×	261	4.9k
Frank Seifert Germany	43	1.2k 0.7×	832 1.0×	992 1.5×	554 1.1×	308 0.8×	190	5.6k
Christopher P. Hess United States	45	2.7k 1.6×	198 0.2×	690 1.0×	333 0.6×	395 1.0×	239	6.9k
E. Mark Haacke United States	28	4.2k 2.5×	684 0.8×	609 0.9×	522 1.0×	121 0.3×	59	5.9k
EX Wu Hong Kong	49	4.0k 2.4×	285 0.3×	1.1k 1.6×	883 1.7×	121 0.3×	342	9.0k
Orhan Nalcioğlu United States	40	3.0k 1.8×	149 0.2×	275 0.4×	829 1.6×	202 0.5×	136	4.8k
Krishna S. Nayak United States	40	3.6k 2.1×	814 1.0×	154 0.2×	519 1.0×	83 0.2×	219	5.8k
Georges El Fakhri United States	45	4.5k 2.7×	297 0.3×	532 0.8×	2.0k 3.8×	184 0.4×	397	7.7k

Countries citing papers authored by Takayuki Obata

Since Specialization

Citations

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

Fields of papers citing papers by Takayuki Obata

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Takayuki Obata

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

Matsuyoshi, Daisuke, Yuhei Takado, Takayuki Obata, et al.. (2025). A neuroimaging dataset during sequential color qualia similarity judgments with and without reports. Scientific Data. 12(1). 389–389. 1 indexed citations

Amemiya, Shiori, et al.. (2025). Safety of MRI Examinations Under Sedation: A Nationwide Survey in Japan. Journal of Magnetic Resonance Imaging. 63(3). 798–810.

Kameda, Hiroyuki, Daisuke Kato, Takaaki Fujii, et al.. (2023). Magnetic Resonance Water Tracer Imaging Using 17O-Labeled Water. Investigative Radiology. 59(1). 92–103. 3 indexed citations

Hirata, Kosei, Kiwamu Matsuoka, Kenji Tagai, et al.. (2023). Altered Brain Energy Metabolism Related to Astrocytes in Alzheimer's Disease. Annals of Neurology. 95(1). 104–115. 11 indexed citations

Obata, Takayuki, Chihiro Sutoh, Daisuke Matsuzawa, et al.. (2023). Individual cognitive therapy reduces frontal-thalamic resting-state functional connectivity in social anxiety disorder. Frontiers in Psychiatry. 14. 1233564–1233564. 1 indexed citations

Kishimoto, Riwa, Jeff Kershaw, Tokuhiko Omatsu, et al.. (2019). Intra- and inter-operator reproducibility of US point shear-wave elastography in various organs: evaluation in phantoms and healthy volunteers. European Radiology. 29(11). 5999–6008. 28 indexed citations

Tachibana, Yasuhiko, Akifumi Hagiwara, Masaaki Hori, et al.. (2019). The Utility of a Convolutional Neural Network for Generating a Myelin Volume Index Map from Rapid Simultaneous Relaxometry Imaging. Magnetic Resonance in Medical Sciences. 19(4). 324–332. 3 indexed citations

Sutoh, Chihiro, Daisuke Matsuzawa, Yoshiyuki Hirano, et al.. (2015). Transient contribution of left posterior parietal cortex to cognitive restructuring. Scientific Reports. 5(1). 9199–9199. 1 indexed citations

Obata, Takayuki, Hiroshi Kawaguchi, Joonas A. Autio, et al.. (2014). Signal contributions to heavily diffusion-weighted functional magnetic resonance imaging investigated with multi-SE-EPI acquisitions. NeuroImage. 98. 258–265. 9 indexed citations

10.

Kershaw, Jeff, Christoph Leuze, Ichio Aoki, et al.. (2012). Systematic changes to the apparent diffusion tensor of in vivo rat brain measured with an oscillating-gradient spin-echo sequence. NeuroImage. 70. 10–20. 29 indexed citations

11.

Miyazaki, Kazunori, Kazuto Masamoto, Nobutoshi Morimoto, et al.. (2011). Early and Progressive Impairment of Spinal Blood Flow—Glucose Metabolism Coupling in Motor Neuron Degeneration of ALS Model Mice. Journal of Cerebral Blood Flow & Metabolism. 32(3). 456–467. 62 indexed citations

12.

Autio, Joonas A., Hiroshi Kawaguchi, Shigeyoshi Saito, et al.. (2011). Spatial Frequency-Based Analysis of Mean Red Blood Cell Speed in Single Microvessels: Investigation of Microvascular Perfusion in Rat Cerebral Cortex. PLoS ONE. 6(8). e24056–e24056. 18 indexed citations

13.

Masamoto, Kazuto, Takayuki Obata, & Iwao Kanno. (2010). CEREBROVASCULAR DYNAMICS IN RESPONSE TO NEURAL STIMULATION. 61. 181–186. 1 indexed citations

14.

Takuwa, Hiroyuki, Kazuto Masamoto, Takayuki Obata, & Iwao Kanno. (2010). ＜Poster＞Neurovascular coupling studies in awake-behaving mice. 61. 1 indexed citations

15.

Matsumoto, Ryohei, Hiroshi Ito, Hidehiko Takahashi, et al.. (2010). Reduced gray matter volume of dorsal cingulate cortex in patients with obsessive–compulsive disorder: A voxel‐based morphometric study. Psychiatry and Clinical Neurosciences. 64(5). 541–547. 31 indexed citations

16.

Kokuryo, Daisuke, Yuichi Kimura, Takayuki Obata, et al.. (2010). A small animal holding fixture system with positional reproducibility for longitudinal multimodal imaging. Physics in Medicine and Biology. 55(14). 4119–4130. 8 indexed citations

17.

Obata, Takayuki, et al.. (2005). Optimizing T2-weighted magnetic resonance sequences for surface coil microimaging of the eye with regard to lid, eyeball and head moving artifacts. Magnetic Resonance Imaging. 24(1). 97–101. 6 indexed citations

18.

Saito, Hiroaki, et al.. (2003). An Improved Method of Convex Rectilinear Block Packing Based on Sequence-Pair. IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences. 86(12). 3148–3157. 4 indexed citations

19.

Hasegawa, Shinya, et al.. (2002). Study on Noncontact Support and Transportation of a Rectangular Thin Steel Plate. 27. 1–12. 2 indexed citations

20.

Obata, Takayuki, et al.. (1998). Dynamic MRI of transcorneal dispersion of oxygen into the anterior chamber of human eye. Journal of Magnetic Resonance Imaging. 8(2). 508–510. 2 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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