John L. Ullmann

3.6k citations
214 papers · 2.9k · h-index 29

Impact in

  • Radiation top 0.2%
    • Nuclear Physics and Applications
    • Radiation Detection and Scintillator Technologies
    • Nuclear physics research studies
    • Quantum Chromodynamics and Particle Interactions
    • Astronomical and nuclear sciences

Papers in

John L. Ullmann

201 papers receiving 2.8k citations

Peers

John L. Ullmann
Comparison fields: 5 of 59
  • Radiation 1.6k
  • Nuclear and High Energy Physics 1.7k
  • Aerospace Engineering 1.2k
  • Condensed Matter Physics 366
  • Atomic and Molecular Physics, and Optics 425
Replace P. Rullhusen with:
P. Rullhusen Germany
S. Andriamonje France
J. A. Nolen United States
Stephan Oberstedt Belgium
Matthew Devlin United States
Nikolaos Patronis Switzerland
H. Utsunomiya Japan
David G. MADLAND United States
T. Kibédi Australia
A. Boudard France
John L. Ullmann relative to P. Rullhusen Germany P. Rullhusen's profile →
Citations per field
00.5×1.6×
P. Rullhusen · 1×
Citations per year

Countries citing papers authored by John L. Ullmann

Since Specialization
Citations

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

Fields of papers citing papers by John L. Ullmann

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John L. Ullmann. 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 John L. Ullmann. The network helps show where John L. Ullmann may publish in the future.

Co-authors

The 25 scholars most cited alongside John L. Ullmann, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with John L. Ullmann Line = papers co-authored together John L. Ullmann links everyone, so they are left out of the graph.

All Works

20 of 20 papers shown

Showing the 20 most-cited of 214 papers — load more, or switch the sort, to bring in the rest.

#Work
1 1994134
2 201284
3 199580
4 201279
5 200468
6 200864
7 199052
8 201248
9 200748
10 201446
11 201745
12 198644
13 198443
14 201242
15 200442
16 200639
17 201838
18 198638
19 201337
20 198337

About John L. Ullmann

John L. Ullmann is a scholar working on Radiation, Nuclear and High Energy Physics, Aerospace Engineering, Condensed Matter Physics and Atomic and Molecular Physics, and Optics, having authored 214 papers that have together received 2.9k indexed citations. Recurring topics across this work include Nuclear Physics and Applications (158 papers), Nuclear physics research studies (123 papers), Nuclear reactor physics and engineering (110 papers), Radiation Detection and Scintillator Technologies (39 papers), Atomic and Subatomic Physics Research (17 papers), Physics of Superconductivity and Magnetism (17 papers), Advanced NMR Techniques and Applications (16 papers) and Radiation Therapy and Dosimetry (14 papers). The work is most often cited by research in Radiation (1.6k citations), Nuclear and High Energy Physics (1.7k citations), Aerospace Engineering (1.2k citations), Condensed Matter Physics (366 citations) and Atomic and Molecular Physics, and Optics (425 citations). John L. Ullmann has collaborated with scholars based in United States, Czechia and France. Frequent co-authors include Todd A. Bredeweg, Robert C. Haight, Aaron Joseph Couture, John M. O'Donnell, Marian Jandel, Lia Krusin-Elbaum, Nicholas S. P. King, J. L. Romero, Robert S. Rundberg and J. R. Thompson. Their work appears in journals such as Physical Review C, Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, Nuclear Data Sheets, Nuclear Physics A and Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms.

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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