Shoji Ikeda

16.9k total citations · 4 hit papers
311 papers, 10.7k citations indexed

About

Shoji Ikeda is a scholar working on Atomic and Molecular Physics, and Optics, Electronic, Optical and Magnetic Materials and Electrical and Electronic Engineering. According to data from OpenAlex, Shoji Ikeda has authored 311 papers receiving a total of 10.7k indexed citations (citations by other indexed papers that have themselves been cited), including 211 papers in Atomic and Molecular Physics, and Optics, 114 papers in Electronic, Optical and Magnetic Materials and 96 papers in Electrical and Electronic Engineering. Recurrent topics in Shoji Ikeda's work include Magnetic properties of thin films (209 papers), Magnetic Properties and Applications (74 papers) and ZnO doping and properties (59 papers). Shoji Ikeda is often cited by papers focused on Magnetic properties of thin films (209 papers), Magnetic Properties and Applications (74 papers) and ZnO doping and properties (59 papers). Shoji Ikeda collaborates with scholars based in Japan, United States and France. Shoji Ikeda's co-authors include Hideo Ohno, F. Matsukura, Jun Hayakawa, Michihiko Yamanouchi, K. Miura, H. Sato, Tetsuo Endoh, Takahiro Hanyu, Shunsuke Fukami and Shun Kanai and has published in prestigious journals such as Journal of the American Chemical Society, Physical Review Letters and Nature Communications.

In The Last Decade

Shoji Ikeda

294 papers receiving 10.4k 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.

Tunnel magnetoresistance of 604% at 300K by suppression of Ta diffusion in CoFeB∕MgO∕CoFeB pseudo-spin-valves annealed at high temperature

2008 1.2k citations Shoji Ikeda, Hideo Ohno et al. profile →
Metalloproteinase-mediated release of human Fas ligand.

1995 733 citations Nobuhiko Kayagaki, Shoji Ikeda et al. profile →
Magnetic Tunnel Junctions for Spintronic Memories and Beyond

2007 416 citations Shoji Ikeda, Takahiro Hanyu et al. IEEE Transactions on Electron Devices profile →
Electric-field effects on thickness dependent magnetic anisotropy of sputtered MgO/Co40Fe40B20/Ta structures

2010 406 citations Shoji Ikeda, Hideo Ohno et al. profile →

Peers

Shoji Ikeda

AMPO

EEE

EOMM

CMP

Gang Xiao United States

Shan X. Wang United States

Xiaofeng Qian United States

Wolfgang Wenzel Germany

Feng Chen China

S. Kasai Japan

Masaru Hori Japan

Rui Yu China

Dianyuan Fan China

Dario Anselmetti Germany

Gang Xiao United States

Shoji Ikeda

6.0k ×0.8

AMPO

2.0k ×0.5

EEE

7.9k ×2.2

EOMM

4.6k ×1.7

6.4k ×3.9

CMP

Citations per year, relative to Shoji Ikeda Shoji Ikeda (= 1×) peers Gang Xiao

Countries citing papers authored by Shoji Ikeda

Since Specialization

Citations

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

Fields of papers citing papers by Shoji Ikeda

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Shoji Ikeda

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

Nguyen, T. V. A., Y. Saito, Hiroshi Naganuma, et al.. (2024). Investigation of the Dynamic Magnetic Properties in RuO₂/Co-Fe-B Stack Film. IEEE Transactions on Magnetics. 60(9). 1–5. 1 indexed citations

Honjo, H., Hiroshi Naganuma, K. Nishioka, et al.. (2022). Influence of Iridium Sputtering Conditions on the Magnetic Properties of Co/Pt-Based Iridium-Synthetic Antiferromagnetic Coupling Reference Layer. IEEE Transactions on Magnetics. 58(8). 1–5. 3 indexed citations

Nishioka, K., S. Miura, H. Honjo, et al.. (2021). First Demonstration of 25-nm Quad Interface p-MTJ Device With Low Resistance-Area Product MgO and Ten Years Retention for High Reliable STT-MRAM. IEEE Transactions on Electron Devices. 68(6). 2680–2685. 13 indexed citations

Nishioka, K., H. Honjo, Hiroshi Naganuma, et al.. (2021). Enhancement of magnetic coupling and magnetic anisotropy in MTJs with multiple CoFeB/MgO interfaces for high thermal stability. AIP Advances. 11(2). 7 indexed citations

Honjo, H., Hiroshi Naganuma, T. V. A. Nguyen, et al.. (2021). Effect of surface modification treatment on top-pinned MTJ with perpendicular easy axis. AIP Advances. 11(2). 3 indexed citations

Niwa, M., Kosuke Kimura, Hiroshi Inoue, et al.. (2020). Structural Analysis of CoFeB/MgO-Based Perpendicular MTJs With Junction Size of 20 nm by STEM Tomography. IEEE Transactions on Magnetics. 57(2). 1–7.

Honjo, H., M. Niwa, K. Nishioka, et al.. (2020). Influence of Hard Mask Materials on the Magnetic Properties of Perpendicular MTJs With Double CoFeB/MgO Interface. IEEE Transactions on Magnetics. 56(8). 1–4. 6 indexed citations

Nishioka, K., H. Honjo, Shoji Ikeda, et al.. (2020). Novel Quad-Interface MTJ Technology and its First Demonstration With High Thermal Stability Factor and Switching Efficiency for STT-MRAM Beyond 2X nm. IEEE Transactions on Electron Devices. 67(3). 995–1000. 22 indexed citations

Miura, S., K. Nishioka, Hiroshi Naganuma, et al.. (2020). Scalability of Quad Interface p-MTJ for 1X nm STT-MRAM With 10-ns Low Power Write Operation, 10 Years Retention and Endurance > 10¹¹. IEEE Transactions on Electron Devices. 67(12). 5368–5373. 30 indexed citations

10.

Koike, Hiroki, T. Nasuno, Y. Noguchi, et al.. (2020). 40 nm 1T–1MTJ 128 Mb STT-MRAM With Novel Averaged Reference Voltage Generator Based on Detailed Analysis of Scaled-Down Memory Cell Array Design. IEEE Transactions on Magnetics. 57(3). 1–9. 5 indexed citations

11.

Natsui, Masanori, H. Honjo, T. Nasuno, et al.. (2020). Dual-Port SOT-MRAM Achieving 90-MHz Read and 60-MHz Write Operations Under Field-Assistance-Free Condition. IEEE Journal of Solid-State Circuits. 56(4). 1116–1128. 42 indexed citations

12.

Niwa, M., H. Honjo, L. S. R. Kumara, et al.. (2020). Effect of metallic Mg insertion in CoFeB/MgO interface perpendicular magnetic tunnel junction on tunnel magnetoresistance ratio observed by Synchrotron x-ray diffraction. Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena. 38(3). 1 indexed citations

13.

Honjo, H., Shoji Ikeda, H. Sato, M. Yasuhira, & Tetsuo Endoh. (2019). Critical Role of W Insertion Layer Sputtering Condition for Reference Layer on Magnetic and Transport Properties of Perpendicular-Anisotropy Magnetic Tunnel Junction. IEEE Transactions on Magnetics. 1–4.

14.

Niwa, M., Akira Yasui, Eiji Ikenaga, et al.. (2019). Change in chemical bonding state by thermal treatment in MgO-based magnetic tunnel junction observed by angle-resolved hard X-ray photoelectron spectroscopy. Journal of Applied Physics. 125(20). 7 indexed citations

15.

Miura, S., T. V. A. Nguyen, Y. Endoh, et al.. (2019). Insertion Layer Thickness Dependence of Magnetic and Electrical Properties for Double-CoFeB/MgO-Interface Magnetic Tunnel Junctions. IEEE Transactions on Magnetics. 55(7). 1–4. 14 indexed citations

16.

Natsui, Masanori, Y. Noguchi, M. Yasuhira, et al.. (2019). A 47.14-$\mu\text{W}$ 200-MHz MOS/MTJ-Hybrid Nonvolatile Microcontroller Unit Embedding STT-MRAM and FPGA for IoT Applications. IEEE Journal of Solid-State Circuits. 54(11). 2991–3004. 41 indexed citations

17.

Honjo, H., Shoji Ikeda, H. Sato, M. Yasuhira, & Tetsuo Endoh. (2019). Effect of surface modification treatment of buffer layer on thermal tolerance of synthetic ferrimagnetic reference layer in perpendicular-anisotropy magnetic tunnel junctions. Journal of Applied Physics. 126(11). 7 indexed citations

18.

Honjo, H., Shoji Ikeda, H. Sato, et al.. (2017). Impact of Tungsten Sputtering Condition on Magnetic and Transport Properties of Double-MgO Magnetic Tunneling Junction With CoFeB/W/CoFeB Free Layer. IEEE Transactions on Magnetics. 53(11). 1–4. 21 indexed citations

19.

Hattori, Koichi, T Hirano, Hiroaki Miyajima, et al.. (1999). A metalloproteinase inhibitor prevents acute graft-versus-host disease while preserving the graft-versus-leukaemia effect of allogeneic bone marrow transplantation. British Journal of Haematology. 105(1). 303–312. 2 indexed citations

20.

Hattori, Koichi, Hiroaki Miyajima, Shoji Ikeda, et al.. (1999). A metalloproteinase inhibitor prevents acute graft‐versus‐host disease while preserving the graft‐versus‐leukaemia effect of allogeneic bone marrow transplantation. British Journal of Haematology. 105(1). 303–312. 11 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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