K. Hiruma

1.6k total citations · 1 hit paper
30 papers, 1.3k citations indexed

About

K. Hiruma is a scholar working on Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Biomedical Engineering. According to data from OpenAlex, K. Hiruma has authored 30 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Electrical and Electronic Engineering, 18 papers in Atomic and Molecular Physics, and Optics and 15 papers in Biomedical Engineering. Recurrent topics in K. Hiruma's work include Semiconductor Quantum Structures and Devices (15 papers), Nanowire Synthesis and Applications (14 papers) and Photonic and Optical Devices (8 papers). K. Hiruma is often cited by papers focused on Semiconductor Quantum Structures and Devices (15 papers), Nanowire Synthesis and Applications (14 papers) and Photonic and Optical Devices (8 papers). K. Hiruma collaborates with scholars based in Japan and Ireland. K. Hiruma's co-authors include Masanari Koguchi, M. Yazawa, T. Katsuyama, K. Haraguchi, Hiroshi Kakibayashi, K. Ogawa, M. Ozawa, G.P. Morgan, Masafumi Shirai and Hiroaki Inoue and has published in prestigious journals such as Applied Physics Letters, Journal of Applied Physics and Journal of The Electrochemical Society.

In The Last Decade

K. Hiruma

30 papers receiving 1.2k 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.

Growth and optical properties of nanometer-scale GaAs and InAs whiskers

1995 524 citations K. Hiruma, M. Yazawa et al. Journal of Applied Physics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
K. Hiruma Japan	14	848	785	607	495	108	30	1.3k
M. Yazawa Japan	10	986 1.2×	785 1.0×	710 1.2×	485 1.0×	118 1.1×	17	1.3k
T. Saß Sweden	10	866 1.0×	805 1.0×	646 1.1×	531 1.1×	124 1.1×	22	1.3k
Kenji Hiruma Japan	16	1.4k 1.6×	1.1k 1.4×	671 1.1×	801 1.6×	116 1.1×	41	1.7k
J. P. Nys France	22	573 0.7×	757 1.0×	547 0.9×	779 1.6×	104 1.0×	57	1.3k
D L Dheeraj Norway	20	1.2k 1.4×	810 1.0×	679 1.1×	706 1.4×	153 1.4×	39	1.4k
Thomas Nobis Germany	13	278 0.3×	385 0.5×	415 0.7×	276 0.6×	233 2.2×	26	778
Federico Matteini Switzerland	18	659 0.8×	495 0.6×	326 0.5×	401 0.8×	99 0.9×	27	854
Kristian Storm Sweden	16	571 0.7×	509 0.6×	271 0.4×	295 0.6×	65 0.6×	31	770
Eleonora Russo‐Averchi Switzerland	17	757 0.9×	565 0.7×	416 0.7×	665 1.3×	163 1.5×	25	1.1k
Jieying Kong United States	9	236 0.3×	497 0.6×	731 1.2×	193 0.4×	355 3.3×	14	985

Countries citing papers authored by K. Hiruma

Since Specialization

Citations

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

Fields of papers citing papers by K. Hiruma

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of K. Hiruma

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

Hiruma, K., Moto Kinoshita, & Takashi Mikawa. (2011). Effect of Substrate Removal on the Optoelectronic Properties of GaAs Epitaxial Layers and GaAs/AlGaAs Vertical-Cavity Surface-Emitting Lasers. IEEE Transactions on Components Packaging and Manufacturing Technology. 1(3). 420–427. 2 indexed citations

Imaizumi, Kazuhiko, Yuko Sakakibara, Hiromi Sasaki, et al.. (2010). Lowering Effects of Allyl Isothiocyanate on the Number of Lymphocyte and Its Subsets in Rats. JOURNAL OF HEALTH SCIENCE. 56(3). 347–354. 1 indexed citations

Hiruma, K., Moto Kinoshita, & Takashi Mikawa. (2005). Improved performance of 10-/spl mu/m-thick GaAs/AlGaAs vertical-cavity surface-emitting lasers. Journal of Lightwave Technology. 23(12). 4342–4348. 3 indexed citations

Haraguchi, K., K. Hiruma, M. Yazawa, & T. Katsuyama. (2005). The Growth Mechanism of Nanometer-scale GaAs, InAs, and AlGaAs Whiskers. Journal of The Electrochemical Society. 153(1). C1–C1. 7 indexed citations

Haraguchi, K., K. Hiruma, T. Katsuyama, & T. Shimada. (2004). Current–voltage characteristics of GaAs nanowhiskers. Current Applied Physics. 6(1). 10–13. 3 indexed citations

Mikawa, Takashi, et al.. (2003). Implementation of active interposer for high-speed and low-cost chip level optical interconnects. IEEE Journal of Selected Topics in Quantum Electronics. 9(2). 452–459. 27 indexed citations

Takada, Hideaki, Shiro Suyama, K. Hiruma, & Kazuhiro Nakazawa. (2003). 58.2: A Compact Depth‐Fused 3‐D LCD. SID Symposium Digest of Technical Papers. 34(1). 1526–1529. 13 indexed citations

Kinoshita, Moto, et al.. (2002). Active Inter Poser (AIP) for chip level optical interconnections. European Conference on Optical Communication. 2. 1–2. 5 indexed citations

Shimada, T., K. Hiruma, Manabu Shirai, et al.. (1998). Size, position and direction control on GaAs and InAs nanowhisker growth. Superlattices and Microstructures. 24(6). 453–458. 16 indexed citations

10.

Shirai, Masafumi, et al.. (1998). Gold cluster formation using an atomic force microscope and its applications to GaAs whisker growth. Superlattices and Microstructures. 24(2). 157–162. 2 indexed citations

11.

Haraguchi, K., K. Hiruma, Kazuhiko Hosomi, Masafumi Shirai, & T. Katsuyama. (1997). Growth mechanism of planar-type GaAs nanowhiskers. Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures Processing Measurement and Phenomena. 15(5). 1685–1687. 9 indexed citations

12.

Sato, T., K. Hiruma, Masafumi Shirai, et al.. (1995). Site-controlled growth of nanowhiskers. Applied Physics Letters. 66(2). 159–161. 46 indexed citations

13.

Hiruma, K., M. Yazawa, T. Katsuyama, et al.. (1995). Growth and optical properties of nanometer-scale GaAs and InAs whiskers. Journal of Applied Physics. 77(2). 447–462. 524 indexed citations breakdown →

14.

Yazawa, M., K. Haraguchi, Masanari Koguchi, et al.. (1994). Nanocolumns composed of GaAs-InAs jointed whiskers and SiO2 covers. Applied Physics Letters. 65(9). 1157–1158. 7 indexed citations

15.

Yazawa, M., et al.. (1992). Effect of one monolayer of surface gold atoms on the epitaxial growth of InAs nanowhiskers. Applied Physics Letters. 61(17). 2051–2053. 175 indexed citations

16.

Yazawa, M., Masanari Koguchi, & K. Hiruma. (1991). Heteroepitaxial ultrafine wire-like growth of InAs on GaAs substrates. Applied Physics Letters. 58(10). 1080–1082. 102 indexed citations

17.

Hiruma, K., et al.. (1991). Quantum size microcrystals grown using organometallic vapor phase epitaxy. Applied Physics Letters. 59(4). 431–433. 109 indexed citations

18.

Mori, Mitsuhiro, et al.. (1989). A new self-alignment technology for sub-quarter-micron-gate FETs operating in the Ka-band. IEEE Transactions on Microwave Theory and Techniques. 37(9). 1466–1471. 1 indexed citations

19.

Hiruma, K., et al.. (1989). Improved performance of submicrometer-gate GaAs MESFETs with an Al/sub 0.3/Ga/sub 0.7/As buffer layer grown by metal organic vapor phase epitaxy. IEEE Transactions on Electron Devices. 36(2). 314–318. 2 indexed citations

20.

Inoue, Hiroaki, K. Hiruma, Kōji Ishida, Takehiko Asai, & Hiroshi Matsumura. (1985). Low loss GaAs optical waveguides. IEEE Transactions on Electron Devices. 32(12). 2662–2668. 14 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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