T. Umeno

1.4k total citations · 1 hit paper
38 papers, 1.1k citations indexed

About

T. Umeno is a scholar working on Mathematical Physics, Mechanical Engineering and Control and Systems Engineering. According to data from OpenAlex, T. Umeno has authored 38 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Mathematical Physics, 8 papers in Mechanical Engineering and 7 papers in Control and Systems Engineering. Recurrent topics in T. Umeno's work include Physics of Superconductivity and Magnetism (5 papers), Advanced Algebra and Geometry (5 papers) and Algebraic Geometry and Number Theory (4 papers). T. Umeno is often cited by papers focused on Physics of Superconductivity and Magnetism (5 papers), Advanced Algebra and Geometry (5 papers) and Algebraic Geometry and Number Theory (4 papers). T. Umeno collaborates with scholars based in Japan, Switzerland and Brazil. T. Umeno's co-authors include Y. Hori, Ichirou Oota, Fumio Ueno, T. Inoue, Koki Takahashi, Kunihiko Takahashi, Hiroshi Suzuki, Kōzō Osamura, Shutaro Machiya and Y. Tsuchiya and has published in prestigious journals such as IEEE Transactions on Industrial Electronics, Journal of Biomechanics and Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment.

In The Last Decade

T. Umeno

35 papers receiving 1.0k 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.

Robust speed control of DC servomotors using modern two degrees-of-freedom controller design

1991 602 citations T. Umeno, Y. Hori IEEE Transactions on Industrial Electronics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
T. Umeno Japan	10	805	488	251	123	94	38	1.1k
F. F. Ehrich United States	19	534 0.7×	728 1.5×	138 0.5×	95 0.8×	51 0.5×	31	1.1k
Hans Butler Netherlands	15	835 1.0×	404 0.8×	230 0.9×	120 1.0×	39 0.4×	59	1.1k
Noboru Sakamoto Japan	17	436 0.5×	199 0.4×	69 0.3×	70 0.6×	32 0.3×	94	763
Sergio Galeani Italy	20	1.4k 1.7×	125 0.3×	148 0.6×	95 0.8×	53 0.6×	140	1.7k
Carl J. Kempf United States	10	771 1.0×	445 0.9×	137 0.5×	114 0.9×	24 0.3×	25	902
E.A. Misawa United States	14	1.3k 1.7×	342 0.7×	183 0.7×	45 0.4×	81 0.9×	56	1.6k
T. Hori Japan	13	412 0.5×	204 0.4×	365 1.5×	77 0.6×	19 0.2×	65	727
Juan F. Camino Brazil	15	521 0.6×	95 0.2×	60 0.2×	47 0.4×	71 0.8×	40	685
Hongwen Li China	14	635 0.8×	186 0.4×	584 2.3×	81 0.7×	42 0.4×	56	938
Youcef Amirat France	22	305 0.4×	120 0.2×	340 1.4×	93 0.8×	178 1.9×	91	1.2k

Countries citing papers authored by T. Umeno

Since Specialization

Citations

This map shows the geographic impact of T. Umeno'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 T. Umeno with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites T. Umeno more than expected).

Fields of papers citing papers by T. Umeno

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of T. Umeno

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

1.

Umeno, T., et al.. (2017). Study on the Influence of Temperature of Extruder Head on the Strength of the FDM 3D Printing Model. Journal of Robotics and Mechatronics. 29(4). 767–771. 4 indexed citations

2.

Umeno, T., et al.. (2017). TOROIDAL GROUPS WITHOUT NON-CONSTANT MEROMORPHIC FUNCTIONS. Kyushu Journal of Mathematics. 71(1). 129–137. 1 indexed citations

3.

Tanaka, Koji, et al.. (2011). Development of a microcalorimeter with transition edge sensor for detection of LX rays emitted by transuranium elements. Radiation Protection Dosimetry. 146(1-3). 88–91. 1 indexed citations

4.

Ghaderi, Ahmad, et al.. (2011). A new direct torque control for AC motors with over modulation ability. 1247–1252. 12 indexed citations

5.

Ito, Takuji, et al.. (2009). Development of GM cryocooler separate type liquid-helium-free³He-⁴He dilution refrigerator system. Journal of Physics Conference Series. 150(1). 12055–12055. 8 indexed citations

6.

Hagiwara, Masayuki, et al.. (2009). Development of an ultra-low temperature multi-frequency ESR apparatus. Journal of Physics Conference Series. 150(1). 12015–12015. 5 indexed citations

7.

Umeno, T., et al.. (2007). Cohomology of the fundamental groups of toroidal groups. Osaka Journal of Mathematics. 44(3). 505–530. 1 indexed citations

8.

SHIMOTO, Takeshi, et al.. (2006). Kinematic analysis for mobile bearing total knee arthroplasty during walking. Journal of Biomechanics. 39. S517–S517. 1 indexed citations

9.

Maehata, Keisuke, et al.. (2006). Development of a dielectric microcalorimeter by using 0.99SrTiO3–0.01SrTa2O6 materials. Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment. 559(2). 576–578. 2 indexed citations

10.

Umeno, T., et al.. (2006). ON QUASI-ABELIAN VARIETIES OF KIND k. Kyushu Journal of Mathematics. 60(2). 305–316.

11.

Umeno, T.. (2003). Period matrices for quasi-Abelian varieties. Japanese journal of mathematics. 29(1). 117–133. 2 indexed citations

12.

Ishibashi, Yutaka, Tetsuya Shimada, Hiroyuki Yoshitomi, et al.. (1999). SUBLINGUAL NIFEDIPINE IN ELDERLY PATIENTS: EVEN A LOW DOSE INDUCES MYOCARDIAL ISCHAEMIA. Clinical and Experimental Pharmacology and Physiology. 26(5-6). 404–410. 10 indexed citations

13.

Umeno, T., et al.. (1993). Invariant plurisubharmonic exhaustion functions on complex Lie groups. 19. 9–16.

14.

Umeno, T., et al.. (1993). Dolbeault isomorphisms for holomorphic vector bundles over holomorphic fiber spaces and applications. Journal of the Mathematical Society of Japan. 45(1). 1 indexed citations

15.

Umeno, T.. (1993). DE RHAM COHOMOLOGY OF TOROIDAL GROUPS AND CHERN CLASSES OF THE COMPLEX LINE BUNDLES. East Asian Mathematical Journal. 9(2). 295–311. 1 indexed citations

16.

Umeno, T., et al.. (1993). Robust servosystem design with two degrees of freedom and its application to novel motion control of robot manipulators. IEEE Transactions on Industrial Electronics. 40(5). 473–485. 238 indexed citations

17.

Umeno, T.. (1992). Characterization of Stein groups. 28(3). 199–202. 1 indexed citations

18.

Umeno, T., Koki Takahashi, Fumio Ueno, T. Inoue, & Ichirou Oota. (1991). A new approach to low ripple-noise switching converters on the basis of switched-capacitor converters. 1077–1080 vol.2. 59 indexed citations

19.

Umeno, T., et al.. (1984). Complex abelian Lie groups with finite-dimensional cohomology groups. Journal of the Mathematical Society of Japan. 36(1). 13 indexed citations

20.

Umeno, T., et al.. (1980). On a Certain Holomorphic Line Bundle over a Compact Non-Kȁhler Complex Manifold. Kyushu University Institutional Repository (QIR) (Kyushu University). 12(2). 93–102. 1 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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