J. Graul

3.5k total citations · 2 hit papers
53 papers, 3.0k citations indexed

About

J. Graul is a scholar working on Condensed Matter Physics, Electrical and Electronic Engineering and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, J. Graul has authored 53 papers receiving a total of 3.0k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Condensed Matter Physics, 24 papers in Electrical and Electronic Engineering and 24 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in J. Graul's work include GaN-based semiconductor devices and materials (38 papers), Ga2O3 and related materials (24 papers) and Semiconductor materials and devices (20 papers). J. Graul is often cited by papers focused on GaN-based semiconductor devices and materials (38 papers), Ga2O3 and related materials (24 papers) and Semiconductor materials and devices (20 papers). J. Graul collaborates with scholars based in Germany, Russia and Japan. J. Graul's co-authors include V. Yu. Davydov, O. Semchinova, J. Aderhold, A. A. Klochikhin, Hisatomo Harima, V. V. Emtsev, F. Bechstedt, А. В. Мудрый, A. N. Smirnov and I. N. Goncharuk and has published in prestigious journals such as Physical review. B, Condensed matter, Applied Physics Letters and IEEE Journal of Solid-State Circuits.

In The Last Decade

J. Graul

50 papers receiving 2.9k citations

Hit Papers

Absorption and Emission of Hexagonal InN. Evidence of Nar... 1998 2026 2007 2016 2002 1998 250 500 750
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.

  1. Absorption and Emission of Hexagonal InN. Evidence of Narrow Fundamental Band Gap
    2002 867 citations V. Yu. Davydov, A. A. Klochikhin et al. physica status solidi (b) profile →
  2. Phonon dispersion and Raman scattering in hexagonal GaN and AlN
    1998 703 citations V. Yu. Davydov, Yu. É. Kitaev et al. Physical review. B, Condensed matter profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
J. Graul Germany 16 2.4k 1.4k 1.4k 894 881 53 3.0k
O. Semchinova Germany 13 2.1k 0.9× 1.1k 0.8× 1.2k 0.8× 676 0.8× 711 0.8× 42 2.5k
E. Muñoz Spain 29 2.4k 1.0× 1.5k 1.1× 1.1k 0.8× 1.2k 1.4× 926 1.1× 114 3.1k
T. Paskova Sweden 31 2.7k 1.1× 1.6k 1.2× 1.8k 1.3× 1.1k 1.3× 976 1.1× 207 3.4k
Norman A. Sanford United States 32 1.5k 0.6× 839 0.6× 1.4k 1.0× 1.4k 1.6× 1.1k 1.3× 128 3.1k
Takashi Jimbo Japan 31 1.5k 0.6× 877 0.6× 1.6k 1.1× 1.8k 2.0× 969 1.1× 221 3.3k
A. Saxler United States 28 3.2k 1.3× 1.5k 1.1× 1.1k 0.8× 2.1k 2.3× 1.0k 1.1× 87 3.8k
A. J. Fischer United States 25 2.1k 0.9× 992 0.7× 1.1k 0.8× 1.4k 1.6× 1.5k 1.7× 61 3.1k
Jennifer K. Hite United States 33 2.0k 0.8× 1.4k 1.0× 2.0k 1.4× 1.8k 2.0× 563 0.6× 159 3.5k
Tim Wernicke Germany 37 3.3k 1.4× 1.9k 1.4× 1.5k 1.1× 1.1k 1.2× 770 0.9× 174 3.7k
G. T. Thaler United States 24 1.8k 0.7× 1.4k 1.0× 2.4k 1.8× 1.0k 1.1× 662 0.8× 79 3.1k

Countries citing papers authored by J. Graul

Since Specialization
Citations

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

Fields of papers citing papers by J. Graul

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. Graul

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

All Works

20 of 20 papers shown
1.
Ponce, Arturo, Sergio I. Molina, F. Fedler, et al.. (2003). HRTEM study of AlxGa1−xN/AlN DBR mirrors. Diamond and Related Materials. 12(3-7). 1178–1181. 5 indexed citations
2.
Fedler, F., R. J. Hauenstein, Arturo Ponce, et al.. (2002). High Reflectivity AlGaN/AlN DBR Mirrors Grown by PA‐MBE. Physica status solidi. C, Conferences and critical reviews/Physica status solidi. C, Current topics in solid state physics. 258–262. 6 indexed citations
3.
Mistele, D., T. Rotter, Z. Bougrioua, et al.. (2002). Influence of Process Technology on DC-Performance of GaN-Based HFETs. physica status solidi (a). 194(2). 452–455. 2 indexed citations
4.
Fedler, F., et al.. (2002). Electron Beam Pumped Nitride Vertical Cavity Surface Emitting Structures with AlGaN/AlN DBR Mirrors. physica status solidi (a). 194(2). 428–432. 9 indexed citations
5.
Davydov, V. Yu., A. A. Klochikhin, R. P. Seĭsyan, et al.. (2002). Absorption and Emission of Hexagonal InN. Evidence of Narrow Fundamental Band Gap. physica status solidi (b). 229(3). r1–r3. 867 indexed citations breakdown →
6.
Davydov, V. Yu., A. A. Klochikhin, V. V. Emtsev, et al.. (2002). <title>Bandgap of hexagonal InN and InGaN alloys</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 68–71. 5 indexed citations
7.
Пронин, И. П., et al.. (2001). Polarization and self-polarization in thin PbZr1-xTixO3(PZT) films. Journal of Physics Condensed Matter. 13(39). 8755–8763. 100 indexed citations
8.
Rotter, T., D. Mistele, J. Stemmer, et al.. (2001). First AlGaN/GaN metal oxide semiconductor heterostructurefieldeffect transistor based on photoanodic oxide. Electronics Letters. 37(11). 715–716. 10 indexed citations
9.
Sánchez, Ana M., F. J. Pacheco, Sergio I. Molina, et al.. (2001). Structural characterization of high temperature AlN intermediate layer in GaN grown by molecular beam epitaxy. Materials Science and Engineering B. 80(1-3). 299–303. 3 indexed citations
10.
Mistele, D., T. Rotter, Z. Bougrioua, et al.. (2001). Heterostructure Field Effect Transistor Types with Novel Gate Dielectrics. physica status solidi (a). 188(1). 255–258. 1 indexed citations
11.
Fedler, F., J. Stemmer, R. J. Hauenstein, et al.. (2001). Effect of High Temperature Single and Multiple AlN Intermediate Layers on N-polar and Ga-polar GaN Grown by Molecular Beam Epitaxy. MRS Proceedings. 693. 1 indexed citations
12.
Rotter, T., D. Mistele, F. Fedler, et al.. (2001). Electrical properties of photoanodically generated thin oxide films on n-GaN. Journal of Crystal Growth. 230(3-4). 602–606. 12 indexed citations
13.
Aderhold, J., F. Fedler, D. Mistele, et al.. (2000). Electron Beam Pumping in Nitride Vertical Cavities with GaN/ Al0.25 Ga0.75 N Bragg Reflectors. MRS Internet Journal of Nitride Semiconductor Research. 5(S1). 654–660. 1 indexed citations
14.
Aderhold, J., et al.. (2000). Electron beam pumping in nitride vertical cavities with GaN/Al 0.38 Ga 0.62 N Bragg reflectors. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 3944. 844–844.
15.
Davydov, V. Yu., Yu. É. Kitaev, I. N. Goncharuk, et al.. (1998). Phonon dispersion and Raman scattering in hexagonal GaN and AlN. Physical review. B, Condensed matter. 58(19). 12899–12907. 703 indexed citations breakdown →
16.
Rotter, T., D. Uffmann, Jörg Ackermann, et al.. (1997). Current Controlled Photoelectrochemical Etching of Gan Leaving Smooth Surfaces. MRS Proceedings. 482. 10 indexed citations
17.
Graul, J., et al.. (1994). The Determination Of Shallow Marine Sediment Lithology Using High-Resolution Multi-Offset Seismic Data. Offshore Technology Conference. 1 indexed citations
18.
Wilhelm, W., et al.. (1979). A masterslice LSI for subnanosecond random logic. IEEE Journal of Solid-State Circuits. 14(5). 829–832. 9 indexed citations
19.
Graul, J., et al.. (1975). Bipolar high-speed low-power gates with double implanted transistors. IEEE Journal of Solid-State Circuits. 10(4). 201–204. 7 indexed citations
20.

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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