John R. Severn

3.1k total citations · 1 hit paper
52 papers, 2.7k citations indexed

About

John R. Severn is a scholar working on Organic Chemistry, Inorganic Chemistry and Process Chemistry and Technology. According to data from OpenAlex, John R. Severn has authored 52 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 38 papers in Organic Chemistry, 20 papers in Inorganic Chemistry and 19 papers in Process Chemistry and Technology. Recurrent topics in John R. Severn's work include Organometallic Complex Synthesis and Catalysis (36 papers), Carbon dioxide utilization in catalysis (19 papers) and Synthetic Organic Chemistry Methods (13 papers). John R. Severn is often cited by papers focused on Organometallic Complex Synthesis and Catalysis (36 papers), Carbon dioxide utilization in catalysis (19 papers) and Synthetic Organic Chemistry Methods (13 papers). John R. Severn collaborates with scholars based in Netherlands, United Kingdom and Finland. John R. Severn's co-authors include Michael F. Läppert, L. Bourget-Merle, John C. Chadwick, Robbert Duchateau, Nic Friederichs, Mikko Linnolahti, Tapani A. Pakkanen, Manfred Bochmann, J.C. Brice and Cees W. M. Bastiaansen and has published in prestigious journals such as Chemical Reviews, Angewandte Chemie International Edition and SHILAP Revista de lepidopterología.

In The Last Decade

John R. Severn

51 papers receiving 2.6k citations

Hit Papers

align trajectories

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.

The Chemistry of β-Diketiminatometal Complexes

2002 943 citations L. Bourget-Merle, Michael F. Läppert et al. Chemical Reviews profile →

Peers

Countries citing papers authored by John R. Severn

Since Specialization

Citations

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

Fields of papers citing papers by John R. Severn

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of John R. Severn

This figure shows the co-authorship network connecting the top 25 collaborators of John R. Severn. A scholar is included among the top collaborators of John R. Severn 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 John R. Severn. John R. Severn 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

#	Work	Indexed citations
1	Fast, Light-Responsive, Metal-Like Polymer Actuators Generating High Stresses at Low Strain 2020 ·Matter ·Rob C. P. Verpaalen, Shaji Varghese, (unknown), Marina Pilz da Cunha, Maarten J. Pouderoijen, John R. Severn, (unknown), Ton Peijs, Cees W. M. Bastiaansen, Michael G. Debije, Tom A. P. Engels, Albertus P. H. J. Schenning	32
2	Rheological properties of bimodal polyethylenes produced with silica nanoparticle supported catalysts 2019 ·Journal of Applied Polymer Science ·(unknown), (unknown), Han Goossens, John R. Severn, Cees W. M. Bastiaansen	2
3	Effect of Ligand Structure on Olefin Polymerization by a Metallocene/Borate Catalyst: A Computational Study 2015 ·Organometallics ·(unknown), Betty Coussens, Janne T. Hirvi, (unknown), Nic Friederichs, John R. Severn, Mikko Linnolahti	54
4	Formation of Octameric Methylaluminoxanes by Hydrolysis of Trimethylaluminum and the Mechanisms of Catalyst Activation in Single‐Site α‐Olefin Polymerization Catalysis 2014 ·ChemPhysChem ·Janne T. Hirvi, Manfred Bochmann, John R. Severn, Mikko Linnolahti	59
5	Rapid evaluation of catalysts and MAO activators by kinetics: what controls polymer molecular weight and activity in metallocene/MAO catalysts? 2013 ·Dalton Transactions ·(unknown), (unknown), John R. Severn, Nic Friederichs, Manfred Bochmann	48
6	Immobilisation of homogeneous olefin polymerisation catalysts. Factors influencing activity and stability 2013 ·Dalton Transactions ·John R. Severn, John C. Chadwick	44
7	Elemental Reactions in Copolymerization of α-Olefins by Bis(cyclopentadienyl) Zirconocene and Hafnocene: Effects of the Metal as a Function of the Monomer and the Chain End 2011 ·Organometallics ·(unknown), Mikko Linnolahti, Tapani A. Pakkanen, John R. Severn, Esa Kokko, (unknown)	25
8	Comparative Theoretical Study on Homopolymerization of α-Olefins by Bis(cyclopentadienyl) Zirconocene and Hafnocene: Elemental Propagation and Termination Reactions between Monomers and Metals 2010 ·Organometallics ·(unknown), Mikko Linnolahti, Tapani A. Pakkanen, John R. Severn, Esa Kokko, (unknown)	35
9	Formation of Nanotubular Methylaluminoxanes and the Nature of the Active Species in Single‐Site α‐Olefin Polymerization Catalysis 2008 ·Angewandte Chemie International Edition ·Mikko Linnolahti, John R. Severn, Tapani A. Pakkanen	60
10	Tailor-made polymers : via Immobilization of alpha-olefin polymerization catalysts 2008 ·Data Archiving and Networked Services (DANS) ·John R. Severn, J.C. Brice	65
11	Synthesis and structures of the transition metal(II) β-diketiminates [ML2] (M = Mn, Fe, Ni, Cu, Pd), [ML2′] (M = Ni, Cu) and [M(η3-C3H5)L] (M = Ni, Pd); L or L′ = [{N(SiMe3 or H)C(Ph)}2CH] 2008 ·Journal of Organometallic Chemistry ·Peter B. Hitchcock, Michael F. Läppert, Mikko Linnolahti, R. Sablong, John R. Severn	11
12	Formation of Nanotubular Methylaluminoxanes and the Nature of the Active Species in Single‐Site α‐Olefin Polymerization Catalysis 2008 ·Angewandte Chemie ·Mikko Linnolahti, John R. Severn, Tapani A. Pakkanen	11
13	The influence of the ligand structure on activation of hafnocene polymerization catalysts: A theoretical study 2007 ·Journal of Organometallic Chemistry ·(unknown), Mikko Linnolahti, (unknown), Tapani A. Pakkanen, John R. Severn, (unknown), Esa Kokko, (unknown)	14
14	Unusual Effect of Diethyl Zinc and Triisobutylaluminium in Ethylene/1‐Hexene Copolymerisation using an MgCl₂‐Supported Ziegler‐Natta Catalyst 2005 ·Macromolecular Chemistry and Physics ·(unknown), John R. Severn, Cor E. Koning, John C. Chadwick	19
15	Activation of Titanium‐Based Single‐Site Catalysts for Ethylene Polymerization Using Supports of Type MgCl₂/AlR_n(OEt)_3–n 2004 ·Macromolecular Chemistry and Physics ·John R. Severn, John C. Chadwick	36
16	Synthesis and structures of β-diketiminatotin(ii) halides, an amide and of Sn(E)[{N(R)C(Ph)}₂CH](NR₂) (E = S or Se, R = SiMe₃) 2004 ·Dalton Transactions ·Peter B. Hitchcock, Jinlong Hu, Michael F. Läppert, John R. Severn	38
17	Synthesis and characterization of tin containing polyhedral oligometallasilsesquioxanes (POMSS) 2004 ·Dalton Transactions ·Robbert Duchateau, (unknown), John R. Severn, Rutger A. van Santen, Ilia Korobkov	18
18	Synthesis, Structures, Characterization, Dynamic Behavior, and Reactions of Novel Late Transition Metal(II) 1-Azaallyls 2004 ·Organometallics ·Anthony G. Avent, Peter B. Hitchcock, Michael F. Läppert, R. Sablong, John R. Severn	31
19	Silsesquioxane-bonded zirconocene complexes as soluble models for silica-tethered olefin polymerization catalysts 2003 ·TU/e Research Portal ·John R. Severn, Robbert Duchateau, Rutger A. van Santen, D.D. Ellis, Anthony L. Spek, Glenn P. A. Yap	21
20	The Chemistry of β-Diketiminatometal Complexes breakdown → 2002 ·Chemical Reviews ·L. Bourget-Merle, Michael F. Läppert, John R. Severn	943

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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