E. Törnqvist

2.1k total citations · 1 hit paper
20 papers, 1.8k citations indexed

About

E. Törnqvist is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Catalysis. According to data from OpenAlex, E. Törnqvist has authored 20 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Electrical and Electronic Engineering, 8 papers in Materials Chemistry and 6 papers in Catalysis. Recurrent topics in E. Törnqvist's work include Gas Sensing Nanomaterials and Sensors (7 papers), Ammonia Synthesis and Nitrogen Reduction (5 papers) and Nanomaterials for catalytic reactions (5 papers). E. Törnqvist is often cited by papers focused on Gas Sensing Nanomaterials and Sensors (7 papers), Ammonia Synthesis and Nitrogen Reduction (5 papers) and Nanomaterials for catalytic reactions (5 papers). E. Törnqvist collaborates with scholars based in Sweden, Denmark and United States. E. Törnqvist's co-authors include Søren Dahl, Ib Chorkendorff, Jens K. Nørskov, B. Kasemo, Á. Logadóttir, J. H. Larsen, Claus J. H. Jacobsen, Henrik Topsøe, Poul L. Hansen and Bengt I. Lundqvist and has published in prestigious journals such as Physical Review Letters, Journal of Catalysis and Chemical Physics Letters.

In The Last Decade

E. Törnqvist

20 papers receiving 1.7k citations

Hit Papers

Role of Steps inN2Activation on Ru(0001) 1999 2026 2008 2017 1999 200 400 600
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.

  1. Role of Steps inN2Activation on Ru(0001)
    1999 678 citations Søren Dahl, Á. Logadóttir et al. Physical Review Letters profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
E. Törnqvist Sweden 16 1.2k 925 567 378 371 20 1.8k
M. Weiss Germany 13 1.1k 1.0× 840 0.9× 624 1.1× 166 0.4× 260 0.7× 18 1.6k
P. B. Rasmussen Denmark 19 977 0.8× 747 0.8× 522 0.9× 152 0.4× 259 0.7× 37 1.6k
M. Kinne Germany 19 1.3k 1.1× 821 0.9× 348 0.6× 153 0.4× 380 1.0× 33 1.5k
R. van Hardeveld Netherlands 6 984 0.8× 564 0.6× 216 0.4× 253 0.7× 313 0.8× 6 1.4k
E. B. Kollin United States 18 904 0.8× 287 0.3× 625 1.1× 276 0.7× 237 0.6× 21 1.4k
B.E. Nieuwenhuys Netherlands 28 2.1k 1.8× 1.4k 1.5× 536 0.9× 327 0.9× 462 1.2× 70 2.4k
Anna Clotet Spain 27 1.2k 1.0× 492 0.5× 731 1.3× 263 0.7× 321 0.9× 60 1.7k
J.L. Rousset France 23 1.6k 1.3× 709 0.8× 292 0.5× 355 0.9× 496 1.3× 40 2.0k
K. Hayek Austria 27 2.1k 1.8× 1.1k 1.2× 789 1.4× 257 0.7× 469 1.3× 73 2.6k
J. K. N�rskov Denmark 10 962 0.8× 526 0.6× 381 0.7× 118 0.3× 636 1.7× 12 1.5k

Countries citing papers authored by E. Törnqvist

Since Specialization
Citations

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

Fields of papers citing papers by E. Törnqvist

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of E. Törnqvist

This figure shows the co-authorship network connecting the top 25 collaborators of E. Törnqvist. A scholar is included among the top collaborators of E. Törnqvist 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 E. Törnqvist. E. Törnqvist is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Dahl, Søren, E. Törnqvist, & Claus J. H. Jacobsen. (2001). Dissociative Adsorption of Dinitrogen on a Multipromoted Iron-Based Ammonia Synthesis Catalyst: Linking Properties of Catalysts and Single-Crystal Surfaces. Journal of Catalysis. 198(1). 97–102. 28 indexed citations
2.
Jacobsen, Claus J. H., Søren Dahl, Poul L. Hansen, et al.. (2000). Structure sensitivity of supported ruthenium catalysts for ammonia synthesis. Journal of Molecular Catalysis A Chemical. 163(1-2). 19–26. 367 indexed citations
3.
Dahl, Søren, Á. Logadóttir, J. H. Larsen, et al.. (1999). Role of Steps inN2Activation on Ru(0001). Physical Review Letters. 83(9). 1814–1817. 678 indexed citations breakdown →
4.
Jacobsen, Claus J. H., E. Törnqvist, & Henrik Topsøe. (1999). HDS, HDN and HYD activities and temperature‐programmed reduction of unsupported transition metal sulfides. Catalysis Letters. 63(3-4). 179–183. 63 indexed citations
5.
Sehested, Jens, et al.. (1999). Ammonia Synthesis over a Multipromoted Iron Catalyst: Extended Set of Activity Measurements, Microkinetic Model, and Hydrogen Inhibition. Journal of Catalysis. 188(1). 83–89. 55 indexed citations
6.
Dahl, Søren, Patrick Taylor, E. Törnqvist, & Ib Chorkendorff. (1998). The Synthesis of Ammonia over a Ruthenium Single Crystal. Journal of Catalysis. 178(2). 679–686. 74 indexed citations
7.
Muhler, Martin, Lars Peter Nielsen, E. Törnqvist, Bjerne S. Clausen, & Henrik Topsøe. (1993). Reply to the comment by Bailey and Waugh on the use of temperature programmed desorption of H2 to determine metal surface area of Cu catalysts. Catalysis Letters. 17(3-4). 375–376. 3 indexed citations
8.
Graham, W. R. M., S. M. Yalisove, E. D. Adams, et al.. (1986). Comparison of solid state and electrostatic particle detection in medium energy ion scattering with channeling and blocking. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 16(4-5). 383–390. 12 indexed citations
9.
Törnqvist, E., E. D. Adams, M. Copel, T. Gustafsson, & W. R. M. Graham. (1984). Medium energy ion scattering studies of clean and CO covered Ni(110). Journal of Vacuum Science & Technology A Vacuum Surfaces and Films. 2(2). 939–942. 21 indexed citations
10.
Narusawa, Tadashi, W. M. Gibson, & E. Törnqvist. (1982). Structure study of oxygen-adsorbed Ni(111) surface by high energy ion scattering. Surface Science. 114(1). 331–348. 39 indexed citations
11.
Harris, J., B. Kasemo, & E. Törnqvist. (1981). The water reaction on platinum: An example of a precursor mechanism?. Surface Science Letters. 105(2-3). L288–L296. 3 indexed citations
12.
Harris, J., B. Kasemo, & E. Törnqvist. (1981). The water reaction on platinum: An example of a precursor mechanism?. Surface Science. 105(2-3). L288–L296. 49 indexed citations
13.
Narusawa, Tadashi, W. M. Gibson, & E. Törnqvist. (1981). Relaxation of Ni(111) Surface by Oxygen Adsorption. Physical Review Letters. 47(6). 417–420. 59 indexed citations
14.
Kasemo, B. & E. Törnqvist. (1980). Weighing Fractions of Monolayers: Application to the Adsorption and Catalytic Reactions ofH2, CO, andO2on Pt. Physical Review Letters. 44(23). 1555–1558. 52 indexed citations
15.
Kasemo, B., E. Törnqvist, & L. Walldén. (1980). Metal-gas reactions studied by surface chemiluminescence. Materials Science and Engineering. 42. 23–29. 23 indexed citations
16.
Kasemo, B., E. Törnqvist, & Patrik Johansson. (1979). Anomalous desorption of H2 from TiH films, 0.3 ≲x≲ 1.8. Chemical Physics Letters. 68(2-3). 416–419. 7 indexed citations
17.
Kasemo, B., E. Törnqvist, Jens K. Nørskov, & Bengt I. Lundqvist. (1979). Photon and electron emission as indicators of intermediate states in surface reactions. Surface Science. 89(1-3). 554–565. 143 indexed citations
18.
Kasemo, B. & E. Törnqvist. (1979). The kinetics of hydrogen interaction with TiHx films, 0≤x≲2. Applications of Surface Science. 3(3). 307–328. 34 indexed citations
19.
Kasemo, B. & E. Törnqvist. (1978). Quartz crystal microbalance measurements of O/Ti and CO/Ti atom ratios on very thin Ti films. Surface Science. 77(2). 209–218. 38 indexed citations
20.
Harris, John E., B. Kasemo, & E. Törnqvist. (1977). Active sites in chemisorption of oxygen on metal films. Chemical Physics Letters. 52(3). 538–541. 22 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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