Trygve Helgaker

329 papers and 26.3k indexed citations i.

About

Trygve Helgaker is a scholar working on Atomic and Molecular Physics, and Optics, Spectroscopy and Electronic, Optical and Magnetic Materials. According to data from OpenAlex, Trygve Helgaker has authored 329 papers receiving a total of 26.3k indexed citations (citations by other indexed papers that have themselves been cited), including 292 papers in Atomic and Molecular Physics, and Optics, 120 papers in Spectroscopy and 49 papers in Electronic, Optical and Magnetic Materials. Recurrent topics in Trygve Helgaker’s work include Advanced Chemical Physics Studies (254 papers), Spectroscopy and Quantum Chemical Studies (121 papers) and Advanced NMR Techniques and Applications (60 papers). Trygve Helgaker is often cited by papers focused on Advanced Chemical Physics Studies (254 papers), Spectroscopy and Quantum Chemical Studies (121 papers) and Advanced NMR Techniques and Applications (60 papers). Trygve Helgaker collaborates with scholars based in Norway, Denmark and Sweden. Trygve Helgaker's co-authors include Wim Klopper, Kenneth Ruud, Henrik Koch, Poul Jørgensen, Jeppe Olsen, Poul Jo rgensen, Michał Jaszuński, Asger Halkier, Hans Jørgen Aa. Jensen and Jozef Noga and has published in prestigious journals such as Science, Chemical Reviews and Journal of the American Chemical Society.

In The Last Decade

Co-authorship network of co-authors of Trygve Helgaker i

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Fields of papers citing papers by Trygve Helgaker

Since Specialization

EngineeringComputer SciencePhysics and AstronomyMathematicsEarth and Planetary SciencesEnergyEnvironmental ScienceMaterials ScienceChemical EngineeringChemistryAgricultural and Biological SciencesVeterinaryDecision SciencesArts and HumanitiesBusiness, Management and AccountingSocial SciencesPsychologyEconomics, Econometrics and FinanceHealth ProfessionsDentistryMedicineBiochemistry, Genetics and Molecular BiologyNeuroscienceNursingImmunology and MicrobiologyPharmacology, Toxicology and Pharmaceutics

This network shows the specialization of papers citing the papers produced by Trygve Helgaker. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Trygve Helgaker may publish in the future.

Countries citing papers authored by Trygve Helgaker

Since Specialization

Citations

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

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