G. Wortmann

6.3k total citations · 1 hit paper
173 papers, 4.5k citations indexed

About

G. Wortmann is a scholar working on Condensed Matter Physics, Materials Chemistry and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, G. Wortmann has authored 173 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 101 papers in Condensed Matter Physics, 73 papers in Materials Chemistry and 63 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in G. Wortmann's work include Rare-earth and actinide compounds (64 papers), Crystallography and Radiation Phenomena (29 papers) and High-pressure geophysics and materials (28 papers). G. Wortmann is often cited by papers focused on Rare-earth and actinide compounds (64 papers), Crystallography and Radiation Phenomena (29 papers) and High-pressure geophysics and materials (28 papers). G. Wortmann collaborates with scholars based in Germany, India and France. G. Wortmann's co-authors include G. Kaindl, W. Sievers, C.K. Jayasankar, Thomas Tröster, Claudia Felser, Vadim Ksenofontov, Sergey A. Medvedev, Hubertus Giefers, E. V. Sampathkumaran and Tyrel M. McQueen and has published in prestigious journals such as Science, Physical Review Letters and The Journal of Chemical Physics.

In The Last Decade

G. Wortmann

169 papers receiving 4.4k citations

Hit Papers

align trajectories sort by overperformance

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.

Electronic and magnetic phase diagram of β-Fe1.01Se with superconductivity at 36.7 K under pressure

2009 810 citations Sergey A. Medvedev, Tyrel M. McQueen et al. Nature Materials profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
G. Wortmann	2.4k	2.1k	1.8k	700	684	173	4.5k
Shin‐ichi Shamoto	3.6k 1.5×	3.4k 1.6×	1.9k 1.0×	87 0.1×	976 1.4×	223	5.7k
B. N. Harmon	3.1k 1.3×	3.1k 1.5×	2.0k 1.1×	53 0.1×	1.9k 2.8×	161	5.9k
B. W. Veal	3.7k 1.5×	1.8k 0.8×	1.8k 1.0×	241 0.3×	1.5k 2.2×	94	5.4k
M. v. Zimmermann	3.7k 1.6×	3.1k 1.5×	1.3k 0.7×	139 0.2×	815 1.2×	145	5.1k
G. V. M. Williams	2.9k 1.2×	2.4k 1.1×	2.4k 1.3×	297 0.4×	1.1k 1.6×	281	5.5k
A. I. Goldman	7.5k 3.2×	7.8k 3.6×	4.8k 2.6×	185 0.3×	1.2k 1.7×	301	13.1k
Vladimir Pomjakushin	3.1k 1.3×	3.9k 1.8×	2.0k 1.1×	47 0.1×	474 0.7×	260	5.3k
M. Braden	4.8k 2.0×	4.9k 2.3×	1.6k 0.9×	45 0.1×	706 1.0×	217	6.4k
J. L. Zarestky	3.5k 1.5×	4.3k 2.0×	1.5k 0.8×	62 0.1×	348 0.5×	119	5.6k
M. Berkowski	637 0.3×	957 0.4×	2.5k 1.4×	578 0.8×	672 1.0×	262	3.4k

Countries citing papers authored by G. Wortmann

Since Specialization

Citations

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

Fields of papers citing papers by G. Wortmann

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of G. Wortmann

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

Friedman, Yaakov, I. Nowik, I. Felner, et al.. (2019). The validity of an experiment testing the influence of acceleration on time dilation using a rotating Mössbauer absorber and a Synchrotron Mössbauer Source. Journal of Synchrotron Radiation. 26(2). 473–482. 1 indexed citations

Friedman, Yaakov, I. Nowik, I. Felner, et al.. (2017). Advances in testing the effect of acceleration on time dilation using a synchrotron Mössbauer source. Journal of Synchrotron Radiation. 24(3). 661–666. 7 indexed citations

Friedman, Yaakov, I. Nowik, I. Felner, et al.. (2015). Synchrotron radiation Mössbauer spectra of a rotating absorber with implications for testing velocity and acceleration time dilation. Journal of Synchrotron Radiation. 22(3). 723–728. 7 indexed citations

Medvedev, Sergey A., Pavel G. Naumov, O.I. Barkalov, et al.. (2014). Structure and electrical resistivity of mixed-valent EuNi₂P₂at high pressure. Journal of Physics Condensed Matter. 26(33). 335701–335701. 7 indexed citations

Chumakov, A. I., G. Monaco, Andrea Monaco, et al.. (2011). Equivalence of the Boson Peak in Glasses to the Transverse Acoustic van Hove Singularity in Crystals. Physical Review Letters. 106(22). 225501–225501. 226 indexed citations

Venkatramu, V., P. Babu, Inocencio R. Martín, et al.. (2010). Role of the local structure and the energy trap centers in the quenching of luminescence of the Tb3+ ions in fluoroborate glasses: A high pressure study. The Journal of Chemical Physics. 132(11). 114505–114505. 11 indexed citations

Medvedev, Sergey A., Tyrel M. McQueen, I. A. Troyan, et al.. (2009). Electronic and magnetic phase diagram of β-Fe1.01Se with superconductivity at 36.7 K under pressure. Nature Materials. 8(8). 630–633. 810 indexed citations breakdown →

Wortmann, G., et al.. (2008). Paramagnetic hyperfine splitting in theE151uMössbauer spectra ofCaF2:Eu2+. Physical Review B. 77(22). 2244421–2244428. 3 indexed citations

Venkatramu, V., P. Babu, C.K. Jayasankar, et al.. (2008). Luminescence properties of Sm³⁺-doped P₂O₅–PbO–Nb₂O₅glass under high pressure. Journal of Physics Condensed Matter. 21(3). 35108–35108. 22 indexed citations

10.

Babu, S., P. Babu, C.K. Jayasankar, et al.. (2006). Photoluminescence from the⁵D₀level of Eu³⁺ions in a phosphate glass under pressure. Journal of Physics Condensed Matter. 18(6). 1927–1938. 27 indexed citations

11.

Kozlov, V., et al.. (2002). MI‐As2Se3(M=Ag,Cu)超イオンカルコハロゲン化物ガラスの129I‐Moessbauer分光研究. Solid State Ionics. 265–271. 2 indexed citations

12.

Majumdar, S., et al.. (1999). Magnetic behavior ofEu2CuSi3:Large negative magnetoresistance above the Curie temperature. Physical review. B, Condensed matter. 60(9). 6770–6774. 32 indexed citations

13.

Wortmann, G. & I. Felner. (1990). Magnetic order of the Pr sublattice in tetragonal and orthorhombic Pr1−xGdxBa2Cu3O7−δ observed by 155Gd-Mössbauer spectroscopy. Solid State Communications. 75(12). 981–985. 34 indexed citations

14.

Wortmann, G., et al.. (1990). The chemical nature of interhalogen molecules in ICL and IBr-graphite from127I-and129I-Mössbauer spectroscopy. Hyperfine Interactions. 53(1-4). 419–424. 4 indexed citations

15.

Wortmann, G., et al.. (1990). Crystalline-electric field interactions in DyBa2Cu3O7−δ and TmBa2Cu3O7−δ from161Dy- and169Tm-Mössbauer spectroscopy. Hyperfine Interactions. 55(1-4). 1205–1212. 3 indexed citations

16.

Wortmann, G.. (1989). Edge spectroscopy. Hyperfine Interactions. 47-48(1-4). 179–202. 33 indexed citations

17.

Wortmann, G., et al.. (1986). Hydrogen distribution around Eu2+ and Gd3+ probes in samarium hydrides. Journal of the Less Common Metals. 125. 105–110.

18.

Sampathkumaran, E. V., G. Kalkowski, C. Laubschat, et al.. (1985). 4f mixing in ternary metallic cerium systems. Journal of Magnetism and Magnetic Materials. 47-48. 212–214. 17 indexed citations

19.

Karger, M., et al.. (1978). M�ssbauer study of the electron density at Au impurities in the PdHx and Pd1?xAgx systems. Hyperfine Interactions. 4(1-2). 849–855. 9 indexed citations

20.

Wortmann, G., et al.. (1975). Magnetic hyperfine field at the nuclei of nonmagnetic iron ions in ferromagnetic Co 0.97 Fe 0.03 S 2. Journal of Experimental and Theoretical Physics. 42. 1064. 1 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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