Pekka Pyykkö

33.5k total citations · 11 hit papers
296 papers, 27.7k citations indexed

About

Pekka Pyykkö is a scholar working on Atomic and Molecular Physics, and Optics, Inorganic Chemistry and Materials Chemistry. According to data from OpenAlex, Pekka Pyykkö has authored 296 papers receiving a total of 27.7k indexed citations (citations by other indexed papers that have themselves been cited), including 191 papers in Atomic and Molecular Physics, and Optics, 118 papers in Inorganic Chemistry and 72 papers in Materials Chemistry. Recurrent topics in Pekka Pyykkö's work include Advanced Chemical Physics Studies (158 papers), Inorganic Fluorides and Related Compounds (69 papers) and Atomic and Molecular Physics (58 papers). Pekka Pyykkö is often cited by papers focused on Advanced Chemical Physics Studies (158 papers), Inorganic Fluorides and Related Compounds (69 papers) and Atomic and Molecular Physics (58 papers). Pekka Pyykkö collaborates with scholars based in Finland, Germany and Sweden. Pekka Pyykkö's co-authors include Michiko Atsumi, Nino Runeberg, Fernando Mendizábal, Dage Sundholm, Leif Laaksonen, Yongfang Zhao, J. P. Desclaux, Pekka Lehtinen, Arkady V. Krasheninnikov and Adam S. Foster and has published in prestigious journals such as Nature, Science and Chemical Reviews.

In The Last Decade

Pekka Pyykkö

294 papers receiving 27.1k citations

Hit Papers

5 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.

Relativistic effects in structural chemistry

1988 2.5k citations Pekka Pyykkö profile →
Strong Closed-Shell Interactions in Inorganic Chemistry

1997 2.2k citations Pekka Pyykkö profile →
Molecular Single‐Bond Covalent Radii for Elements 1–118

2008 1.9k citations Pekka Pyykkö, Michiko Atsumi Chemistry - A European Journal profile →
Theoretical Chemistry of Gold

2004 1.6k citations Pekka Pyykkö profile →
Molecular Double‐Bond Covalent Radii for Elements Li–E112

2009 1.2k citations Pekka Pyykkö, Michiko Atsumi Chemistry - A European Journal profile →
Embedding Transition-Metal Atoms in Graphene: Structure, Bonding, and Magnetism

2009 1.0k citations Pekka Pyykkö et al. Physical Review Letters profile →
Relativity and the periodic system of elements

1979 858 citations Pekka Pyykkö et al. profile →
Additive Covalent Radii for Single-, Double-, and Triple-Bonded Molecules and Tetrahedrally Bonded Crystals: A Summary

2014 631 citations Pekka Pyykkö profile →
Theoretical chemistry of gold. III

2008 589 citations Pekka Pyykkö profile →
Spectroscopic nuclear quadrupole moments

2001 482 citations Pekka Pyykkö Molecular Physics profile →
Relativistic Effects in Chemistry: More Common Than You Thought

2012 414 citations Pekka Pyykkö profile →

Peers

Pekka Pyykkö

IC

OC

AMPO

MC

EOMM

Hermann Stoll Germany

J. G. Snijders Netherlands

Michael Dolg Germany

Erik van Lenthe Netherlands

F. Matthias Bickelhaupt Netherlands

Alan E. Reed United States

Per E. M. Siegbahn Sweden

Björn O. Roos Sweden

R. Ditchfield United States

Dieter Cremer Sweden

Hermann Stoll Germany

Pekka Pyykkö

12.1k ×1.1

IC

11.3k ×1.1

OC

11.4k ×1.2

AMPO

11.2k ×1.1

MC

4.0k ×0.9

EOMM

Citations per year, relative to Pekka Pyykkö Pekka Pyykkö (= 1×) peers Hermann Stoll

Countries citing papers authored by Pekka Pyykkö

Since Specialization

Citations

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

Fields of papers citing papers by Pekka Pyykkö

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Pekka Pyykkö

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Repiský, Michal, et al.. (2024). Electric field gradients at the nuclei from all-electron four-component relativistic density functional theory using Gaussian-type orbitals. Physical review. B.. 110(4). 2 indexed citations

2.

Hachimi, Abdel Ghafour El, et al.. (2023). Understanding Li interaction in TiO2/graphene composites for high-performance Li-ion battery anodes: A first principles study. Physica B Condensed Matter. 660. 414878–414878. 2 indexed citations

3.

Schwerdtfeger, Peter, Odile R. Smits, & Pekka Pyykkö. (2020). The periodic table and the physics that drives it. Nature Reviews Chemistry. 4(7). 359–380. 57 indexed citations

4.

Bieroń, Jacek, Charlotte Froese Fischer, S. Fritzsche, et al.. (2015). Ab initioMCDHF calculations of electron–nucleus interactions. Physica Scripta. 90(5). 54011–54011. 18 indexed citations

5.

Pyykkö, Pekka & Wenhua Xu. (2015). On the Extreme Oxidation States of Iridium. Chemistry - A European Journal. 21(26). 9468–9473. 28 indexed citations

6.

Muñiz, Jesús, Cong Wang, & Pekka Pyykkö. (2011). Aurophilicity: The Effect of the Neutral Ligand L on [{ClAuL}₂] Systems. Chemistry - A European Journal. 17(1). 368–377. 106 indexed citations

7.

Roos, Björn O. & Pekka Pyykkö. (2009). Bonding Trends in Molecular Compounds of Lanthanides: The Double‐Bonded Carbene Cations LnCH₂⁺ (Ln=Sc, Y, La–Lu). Chemistry - A European Journal. 16(1). 270–275. 38 indexed citations

8.

Pyykkö, Pekka & Michiko Atsumi. (2008). Molecular Single‐Bond Covalent Radii for Elements 1–118. Chemistry - A European Journal. 15(1). 186–197. 1925 indexed citations breakdown →

9.

Karttunen, Antti J., Mikko Linnolahti, Tapani A. Pakkanen, & Pekka Pyykkö. (2008). Icosahedral Au₇₂: a predicted chiral and spherically aromatic golden fullerene. Chemical Communications. 465–467. 95 indexed citations

10.

Pyykkö, Pekka, Jacek Bieroń, & Per Jönsson. (2005). Nuclear quadrupole moment of ^2^0^1Hg (5 pages). Physical Review A. 71(1). 12502. 1 indexed citations

11.

Pyykkö, Pekka, Sebastian Riedel, & Michael Patzschke. (2005). Triple‐Bond Covalent Radii. Chemistry - A European Journal. 11(12). 3511–3520. 361 indexed citations

12.

Pyykkö, Pekka. (2004). Keynote abstracts. Gold bulletin. 37(1-2). 136–138. 6 indexed citations

13.

Pyykkö, Pekka. (2004). Theoretische Chemie des Golds. Angewandte Chemie. 116(34). 4512–4557. 280 indexed citations

14.

Patzschke, Michael & Pekka Pyykkö. (2004). Darmstadtium carbonyl and carbide resemble platinum carbonyl and carbide. Chemical Communications. 1982–1983. 26 indexed citations

15.

Pyykkö, Pekka. (2002). Relativität, Gold, Wechselwirkungen zwischen gefüllten Schalen und CsAu⋅NH3. Angewandte Chemie. 114(19). 3723–3728. 42 indexed citations

16.

Pyykkö, Pekka. (2001). Spectroscopic nuclear quadrupole moments. Molecular Physics. 99(19). 1617–1629. 482 indexed citations breakdown →

17.

Vaara, Juha & Pekka Pyykkö. (2001). Magnetic-Field-Induced Quadrupole Splitting in Gaseous and LiquidX131eNMR: Quadratic and Quartic Field Dependence. Physical Review Letters. 86(15). 3268–3271. 17 indexed citations

18.

Pyykkö, Pekka. (2000). Ab Initio Study of Bonding Trends among Cyanamidophosphates ([POn(NCN)4−n]3−) and Related Systems. Chemistry - A European Journal. 6(12). 2145–2151. 13 indexed citations

19.

Pyykkö, Pekka. (1986). Relativistic theory of atoms and molecules : a bibliography. Springer eBooks. 13 indexed citations

20.

Laaksonen, Leif, Pekka Pyykkö, & Dage Sundholm. (1983). Two‐dimensional fully numerical solutions of molecular Schrödinger equations. I. One‐electron molecules. International Journal of Quantum Chemistry. 23(1). 309–317. 71 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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