K. Tsunekawa

5.3k total citations · 2 hit papers
81 papers, 4.2k citations indexed

About

K. Tsunekawa is a scholar working on Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering and Materials Chemistry. According to data from OpenAlex, K. Tsunekawa has authored 81 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 53 papers in Atomic and Molecular Physics, and Optics, 39 papers in Electrical and Electronic Engineering and 33 papers in Materials Chemistry. Recurrent topics in K. Tsunekawa's work include Magnetic properties of thin films (53 papers), ZnO doping and properties (29 papers) and Antenna Design and Analysis (16 papers). K. Tsunekawa is often cited by papers focused on Magnetic properties of thin films (53 papers), ZnO doping and properties (29 papers) and Antenna Design and Analysis (16 papers). K. Tsunekawa collaborates with scholars based in Japan, United States and France. K. Tsunekawa's co-authors include D. D. Djayaprawira, Shinji Yuasa, H. Maehara, Naoki Watanabe, Yoshishige Suzuki, Akio Fukushima, Koji Ando, Hitoshi Kubota, Yoshinori Nagamine and S. Yamagata and has published in prestigious journals such as Nature, Applied Physics Letters and Journal of Applied Physics.

In The Last Decade

K. Tsunekawa

79 papers receiving 4.0k 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.

230% room-temperature magnetoresistance in CoFeB∕MgO∕CoFeB magnetic tunnel junctions

2005 767 citations D. D. Djayaprawira, K. Tsunekawa et al. Applied Physics Letters profile →
Spin-torque diode effect in magnetic tunnel junctions

2005 607 citations Yoshishige Suzuki, Akio Fukushima et al. profile →

Peers

Countries citing papers authored by K. Tsunekawa

Since Specialization

Citations

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

Fields of papers citing papers by K. Tsunekawa

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

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

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

#	Work	Indexed citations
1	Effect of H2 heat treatment on the switching behavior of ferroelectric AlScN capacitors 2025 ·APL Materials ·(unknown), K. Okamoto, Shinnosuke Yasuoka, (unknown), (unknown), (unknown), K. Tsunekawa, Haidong Lu, Alexei Gruverman, Hiroshi Funakubo	1
2	Probing of Polarization Reversal in Ferroelectric (Al,Sc)N Films Using Single‐ and Tri‐Layered Structures With Different Sc/(Al+Sc) Ratio 2024 ·Advanced Materials Interfaces ·Shinnosuke Yasuoka, Takao Shimizu, K. Okamoto, (unknown), (unknown), (unknown), (unknown), K. Tsunekawa, Alexei Gruverman, Hiroshi Funakubo	5
3	High stability of the ferroelectricity against hydrogen gas in (Al,Sc)N thin films 2024 ·Applied Physics Letters ·(unknown), K. Okamoto, Shinnosuke Yasuoka, (unknown), (unknown), (unknown), K. Tsunekawa, Takayoshi Katase, Tomoyuki Koganezawa, Tomotaka Nakatani, L. S. R. Kumara, Osami Sakata, Hiroshi Funakubo	5
4	High reliability CoFeB/MgO/CoFeB magnetic tunnel junction fabrication using low-damage ion beam etching 2020 ·Japanese Journal of Applied Physics ·(unknown), Akinobu Teramoto, (unknown), (unknown), Tomoyuki Suwa, (unknown), Rihito Kuroda, K. Tsunekawa, Shigetoshi Sugawa	3
5	The audience response system may help short- and long-term knowledge gain in large classrooms 2016 ·MedEdPublish ·Akihiro Ito, K. Tsunekawa, Yoshitaka Fukuzawa	1
6	Increased magnetic damping of a single domain wall and adjacent magnetic domains detected by spin torque diode in a nanostripe 2015 ·Applied Physics Letters ·(unknown), J. Sampaio, Paolo Bortolotti, T. Devolder, Rie Matsumoto, Kay Yakushiji, Hitoshi Kubota, Akio Fukushima, Shinji Yuasa, K Nishimura, Yoshinori Nagamine, K. Tsunekawa, Vincent Cros, Julie Grollier	6
7	High domain wall velocities via spin transfer torque using vertical current injection 2013 ·Scientific Reports ·Peter J. Metaxas, J. Sampaio, André Chanthbouala, Rie Matsumoto, A. Anane, A. Fert, К. А. Звездин, Kay Yakushiji, Hitoshi Kubota, Akio Fukushima, Shinji Yuasa, K Nishimura, Yoshinori Nagamine, H. Maehara, K. Tsunekawa, Vincent Cros, Julie Grollier	36
8	Evaluation of barrier uniformity in magnetic tunnel junctions prepared using natural oxidation of thin Mg layers 2010 ·Journal of Applied Physics ·Takayuki Seki, Hitoshi Kubota, Akio Fukushima, Kay Yakushiji, Shinji Yuasa, Koji Ando, H. Maehara, S. Yamagata, (unknown), K. Tsunekawa	12
9	Field Orientation Dependence of Spin-Torque-Induced RF Oscillations in Magnetic Tunnel Junctions 2009 ·Journal of the Magnetics Society of Japan ·Takahiro Wada, T. Yamane, Takeshi Seki, Tomohiro Nozaki, Yoshishige Suzuki, Hitoshi Kubota, Akio Fukushima, Shinji Yuasa, H. Maehara, Yoshinori Nagamine, K. Tsunekawa, (unknown), Naoki Watanabe	1
10	Novel Stack Structure of Magnetic Tunnel Junction with MgO Tunnel Barrier Prepared by Oxidation Methods: Preferred Grain Growth Promotion Seed Layers and Bi-layered Pinned Layer 2009 ·Japanese Journal of Applied Physics ·(unknown), (unknown), S. Yamagata, (unknown), Yoshinori Nagamine, K. Tsunekawa	21
11	Annealing-Induced Solid-Phase Epitaxy at Interfaces between CoFeB Layers and MgO Barrier-Layer in CoFeB/MgO/CoFeB Magnetic Tunnel Junctions and Their Magnetic Properties 2009 ·ECS Transactions ·Y. Kitamoto, Takashi Takeuchi, K. Tsunekawa, (unknown), Yoshinori Nagamine, D. D. Djayaprawira	2
12	Significant reduction of coercivity without reduction of tunneling magnetoresistance ratio of CoFeB∕MgO∕CoFeB-based magnetic tunnel junction using sandwich-structured free layer 2007 ·Applied Physics Letters ·(unknown), K. Tsunekawa	11
13	Giant tunneling magnetoresistance in MgO-based magnetic tunnel junctions and its industrial applications 2006 ·Shinji Yuasa, Rie Matsumoto, Akio Fukushima, Hitoshi Kubota, Taro Nagahama, D. D. Djayaprawira, K. Tsunekawa, H. Maehara, Yoshinori Nagamine, M. Nagai, S. Yamagata, Yoshishige Suzuki, Masaki Mizuguchi, A. Deac, Koji Ando	0
14	Channel Capacity Measurement of 8<formula formulatype="inline"><tex>$\,\times\,$</tex> </formula>2 MIMO Transmission by Antenna Configurations in an Actual Cellular Environment 2006 ·IEEE Transactions on Antennas and Propagation ·Kentaro Nishimori, (unknown), M. Ida, R. Kudo, K. Tsunekawa	34
15	Compact Six-Sector Antenna Employing Three Intersecting Dual-Beam Microstrip Yagi–Uda Arrays With Common Director 2006 ·IEEE Transactions on Antennas and Propagation ·Naoki Honma, Takahiro Seki, Kenjiro Nishikawa, K. Tsunekawa, Kunio Sawaya	28
16	230% room-temperature magnetoresistance in CoFeB∕MgO∕CoFeB magnetic tunnel junctions breakdown → 2005 ·Applied Physics Letters ·D. D. Djayaprawira, K. Tsunekawa, M. Nagai, H. Maehara, S. Yamagata, Naoki Watanabe, Shinji Yuasa, Yoshishige Suzuki, Koji Ando	767
17	CoFeB/MgO/CoFeB magnetic tunnel junctions with high TMR ratio and low junction resistance 2005 ·INTERMAG Asia 2005. Digests of the IEEE International Magnetics Conference, 2005. ·K. Tsunekawa, M. Nagai, H. Maehara, S. Yamagata, D. D. Djayaprawira, Naoki Watanabe, Shinji Yuasa, Yoshishige Suzuki, Koji Ando	6
18	Study on micro-fabrication processes in CoFeB/MgO/CoFeB magnetic tunnel junctions 2005 ·INTERMAG Asia 2005. Digests of the IEEE International Magnetics Conference, 2005. ·H. Maehara, T. Osada, Masaaki Doi, Kei Sakamoto, K. Tsunekawa, D. D. Djayaprawira, (unknown), Naoki Watanabe, Hitoshi Kubota, Akio Fukushima, Y. Otani, Shinji Yuasa, Koji Ando	4
19	High efficiency multi-layer parasitic microstrip array antenna on TEFLON substrate 2004 ·European Microwave Conference ·Takeshi Seki, Naoki Honma, Kenjiro Nishikawa, K. Tsunekawa	12
20	A built-in diversity antenna for 800MHz band portable radio units 1986 ·Tetsuya Taga, K. Tsunekawa	8

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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