Kozo Okada

3.9k total citations · 1 hit paper
104 papers, 3.5k citations indexed

About

Kozo Okada is a scholar working on Condensed Matter Physics, Materials Chemistry and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Kozo Okada has authored 104 papers receiving a total of 3.5k indexed citations (citations by other indexed papers that have themselves been cited), including 57 papers in Condensed Matter Physics, 51 papers in Materials Chemistry and 32 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Kozo Okada's work include Physics of Superconductivity and Magnetism (36 papers), Advanced Condensed Matter Physics (28 papers) and Copper-based nanomaterials and applications (23 papers). Kozo Okada is often cited by papers focused on Physics of Superconductivity and Magnetism (36 papers), Advanced Condensed Matter Physics (28 papers) and Copper-based nanomaterials and applications (23 papers). Kozo Okada collaborates with scholars based in Japan, Netherlands and France. Kozo Okada's co-authors include Akio Kotani, A. Kotani, T. Hibma, G. A. Sawatzky, Tatsuo Fujii, Frank M. F. de Groot, F. C. Voogt, Takayuki Uozumi, B. T. Thole and Satoshi Tanaka and has published in prestigious journals such as Physical Review Letters, Physical review. B, Condensed matter and Physical Review B.

In The Last Decade

Kozo Okada

103 papers receiving 3.4k 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.

In situXPS analysis of various iron oxide films grown byNO2-assisted molecular-beam epitaxy

1999 1.0k citations Kozo Okada et al. Physical review. B, Condensed matter profile →

Peers

Kozo Okada

CMP

EOMM

AMPO

EEE

J. van Elp Netherlands

H. Petersen Germany

A. Moewes Canada

Marcin Sikora Poland

J. Chaboy Spain

Pratibha L. Gai United Kingdom

J. Mizuki Japan

J.C. Parlebas France

J. Ghijsen Belgium

Per‐Anders Glans United States

J. van Elp Netherlands

Kozo Okada

2.7k ×1.5

921 ×0.9

CMP

1.2k ×1.2

EOMM

455 ×0.7

AMPO

1.2k ×1.8

EEE

Citations per year, relative to Kozo Okada Kozo Okada (= 1×) peers J. van Elp

Countries citing papers authored by Kozo Okada

Since Specialization

Citations

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

Fields of papers citing papers by Kozo Okada

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kozo Okada

This figure shows the co-authorship network connecting the top 25 collaborators of Kozo Okada. A scholar is included among the top collaborators of Kozo Okada 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 Kozo Okada. Kozo Okada is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Nanba, Yūsuke, Daisuke Asakura, Masashi Okubo, et al.. (2014). Anisotropic charge-transfer effects in the asymmetric Fe(CN)₅NO octahedron of sodium nitroprusside: a soft X-ray absorption spectroscopy study. Physical Chemistry Chemical Physics. 16(15). 7031–7036. 20 indexed citations

Okada, Kozo. (2009). Electronic Structure of Nd_2-xCe_xCuO₄ and La_2-xSr_xCuO₄ Deduced from Cu 2 p Photoemission and Photoabsorption. Journal of the Physical Society of Japan. 78(3). 34725–34725. 8 indexed citations

Harada, Isao, et al.. (2009). Theory of XAS and XMCD for the field-controlled valence mixed state in RE compounds. Journal of Physics Conference Series. 190. 12016–12016. 3 indexed citations

Duda, L.-C., Thorsten Schmitt, Martin Magnuson, et al.. (2006). Resonant Inelastic X-Ray Scattering at the OxygenKResonance of NiO: Nonlocal Charge Transfer and Double-Singlet Excitations. Physical Review Letters. 96(6). 67402–67402. 42 indexed citations

Okada, Kozo & Akio Kotani. (2006). CopperKand OxygenKResonant Inelastic X-ray Scattering of One-Dimensional Cuprates. Journal of the Physical Society of Japan. 75(4). 44702–44702. 19 indexed citations

Fujimori, Shin‐ichi, A. Ino, A. Fujimori, et al.. (2002). Angle-Resolved Photoemission Study of theMX-Chain Compound[Ni(chxn)2Br]Br2: Spin-Charge Separation in Hybridizedd−pChains. Physical Review Letters. 88(24). 247601–247601. 12 indexed citations

Okada, Kozo & Akio Kotani. (2002). Copper-related information from the oxygen1sresonant x-ray emission in low-dimensional cuprates. Physical review. B, Condensed matter. 65(14). 26 indexed citations

Fukui, Kensuke, et al.. (1998). Magnetic circular X-ray dichroism spectra at L2,3 edges of rare-earth compounds. Journal of Electron Spectroscopy and Related Phenomena. 92(1-3). 31–34. 11 indexed citations

Neudert, R., M. Knupfer, M. S. Golden, et al.. (1996). X-Ray photoemission and electron-energy loss spectroscopic studies of Sr2CuO2Cl2. Journal of Low Temperature Physics. 105(3-4). 335–340. 2 indexed citations

10.

Okada, Kozo, Akio Kotani, Kalobaran Maiti, & D. D. Sarma. (1996). Cu 2pCore-Level Photoemission Spectrum ofSr₂CuO₃. Journal of the Physical Society of Japan. 65(6). 1844–1848. 41 indexed citations

11.

Uozumi, Takayuki, Kozo Okada, & Akio Kotani. (1996). Theory of photoemission spectra for M2O3(M=Ti, V, Cr, Mn, Fe) compounds. Journal of Electron Spectroscopy and Related Phenomena. 78. 103–106. 34 indexed citations

12.

Okada, Kozo & Akio Kotani. (1995). Effects of configuration-dependent hybridization on core-level photoemission spectra. Journal of Electron Spectroscopy and Related Phenomena. 71(1). R1–R6. 34 indexed citations

13.

Matsusaki, Koji, et al.. (1994). Matrix Modification with Metal Nitrates and Organic Compounds for the Determination of Germanium by Graphite-Furnace Atomic Absorption Spectrometry. Analytical Sciences. 10(2). 281–285. 6 indexed citations

14.

Okada, Kozo, Jun Kawai, & Akio Kotani. (1993). Triple-peak feature of Cu 2px-ray-photoemission spectrum in copper acetylacetonate. Physical review. B, Condensed matter. 48(15). 10733–10738. 20 indexed citations

15.

Uozumi, Takayuki, Kozo Okada, A. Kotani, et al.. (1992). Experimental and Theoretical Investigation of the Pre-Peaks at the Ti K -Edge Absorption Spectra in TiO ₂. Europhysics Letters (EPL). 18(1). 85–90. 103 indexed citations

16.

Okada, Kozo, et al.. (1991). Theory of Cu 2p-XPS in electron-doped superconductor Nd2−zCezCuO4. Physica C Superconductivity. 185-189. 1485–1486. 3 indexed citations

17.

Ogasawara, Hirohito, A. Kotani, Kozo Okada, & B. T. Thole. (1991). Theory of x-ray-absorption spectra inPrO2and some other rare-earth compounds. Physical review. B, Condensed matter. 43(1). 854–859. 43 indexed citations

18.

Okada, Kozo & A. Kotani. (1990). Multiplet structure in core-level XPS OF HIGH-Tc material La2CuO4 and related Cu-compounds. Journal of Electron Spectroscopy and Related Phenomena. 52. 313–322. 46 indexed citations

19.

Okada, Kozo, A. Kotani, B. T. Thole, & G. A. Sawatzky. (1990). Polarization dependence of core-level X-ray photoemission spectra in anisotropic solids. Solid State Communications. 76(11). 1277–1279. 5 indexed citations

20.

Okada, Kozo, et al.. (1990). Hole Distribution in YBaCuO System from the Analysis of Cu 2p-XPS, Cu 2p-XAS and O 1s-XAS. Journal of the Physical Society of Japan. 59(4). 1384–1396. 12 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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