Per Halfdan Nielsen

213 papers and 3.6k indexed citations i.

About

Per Halfdan Nielsen is a scholar working on Organic Chemistry, Spectroscopy and Molecular Biology. According to data from OpenAlex, Per Halfdan Nielsen has authored 213 papers receiving a total of 3.6k indexed citations (citations by other indexed papers that have themselves been cited), including 105 papers in Organic Chemistry, 32 papers in Spectroscopy and 29 papers in Molecular Biology. Recurrent topics in Per Halfdan Nielsen’s work include Synthesis and Characterization of Heterocyclic Compounds (23 papers), Inorganic and Organometallic Chemistry (21 papers) and Synthesis and Reactivity of Sulfur-Containing Compounds (18 papers). Per Halfdan Nielsen is often cited by papers focused on Synthesis and Characterization of Heterocyclic Compounds (23 papers), Inorganic and Organometallic Chemistry (21 papers) and Synthesis and Reactivity of Sulfur-Containing Compounds (18 papers). Per Halfdan Nielsen collaborates with scholars based in Denmark, United States and Mexico. Per Halfdan Nielsen's co-authors include Charles Larsen, Berit Olofsson, Benny Samuelsson, Bo Lamm and Alf A. Lindberg and has published in prestigious journals such as Analytical Chemistry, The Journal of Physical Chemistry and Journal of Agricultural and Food Chemistry.

In The Last Decade

Fields of papers citing papers by Per Halfdan Nielsen

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 Per Halfdan Nielsen. Nodes represent fields, and links connect fields that are likely to share authors. The network helps show where Per Halfdan Nielsen may publish in the future.

Countries citing papers authored by Per Halfdan Nielsen

Since Specialization
Citations

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

Rankless by CCL
2025