S. I. Simak

11.9k citations

174 papers · 10.0k · 5 hit papers · h-index 49

Impact in

Materials Chemistry top 0.5%
- Catalytic Processes in Materials Science
- Boron and Carbon Nanomaterials Research
- MXene and MAX Phase Materials
- Electronic and Structural Properties of Oxides
Condensed Matter Physics top 1%

Papers in

Materials Chemistry 105
- Boron and Carbon Nanomaterials Research 28
- Diamond and Carbon-based Materials Research 14
- MXene and MAX Phase Materials 14
Atomic and Molecular Physics, and Optics 72
- Advanced Chemical Physics Studies 44
- Surface and Thin Film Phenomena 19

Co-authors: Igor A. Abrikosov (65 shared papers)Natalia V. Skorodumova (23 shared papers)Olle Hellman (12 shared papers)Börje Johansson (26 shared papers)Bengt I. Lundqvist (5 shared papers)A. V. Ruban (17 shared papers)B. Johansson (8 shared papers)Rajeev Ahuja (19 shared papers)
Journals: Physical Review B (36 papers)Physical Review Letters (25 papers)Physical review. B. (15 papers)Physical review. B, Condensed matter (9 papers)Physical Review Materials (7 papers)
Partner nations: Sweden Russia Germany

In The Last Decade

S. I. Simak

173 papers receiving 9.9k citations

S. I. Simak's Hit Papers

5 papers align trajectories log scale

Bright and stable near-infrared lead-free perovskite light-emitting diodes 2024 · 141 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2024 Nature Photonics
2013 Physical Review B
2011 Physical Review B
2003 Physical Review Letters
2002 Physical Review Letters

Peers

Countries citing papers authored by S. I. Simak

Since Specialization

Citations

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

Fields of papers citing papers by S. I. Simak

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by S. I. Simak. 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 S. I. Simak. The network helps show where S. I. Simak may publish in the future.

Co-authors

The 25 scholars most cited alongside S. I. Simak, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with S. I. Simak Line = papers co-authored together S. I. Simak links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 174 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	Quantum Origin of the Oxygen Storage Capability of Ceria Physical Review Letters ·Natalia V. Skorodumova, S. I. Simak, Bengt I. Lundqvist, Igor A. Abrikosov, B. Johansson Hit paper breakdown →	2002	682
2	Van der Waals Density Functional for Layered Structures Physical Review Letters ·Hanna A. Rydberg, M. Dion, N. Jacobson, Elsebeth Schröder, Per Hyldgaard, S. I. Simak, David C. Langreth, Bengt I. Lundqvist Hit paper breakdown →	2003	600
3	Lattice dynamics of anharmonic solids from first principles Physical Review B ·Olle Hellman, Igor A. Abrikosov, S. I. Simak Hit paper breakdown →	2011	550
4	Temperature dependent effective potential method for accurate free energy calculations of solids Physical Review B ·Olle Hellman, Peter Steneteg, Igor A. Abrikosov, S. I. Simak Hit paper breakdown →	2013	490
5	Optimization of ionic conductivity in doped ceria Proceedings of the National Academy of Sciences ·David A. Andersson, S. I. Simak, Natalia V. Skorodumova, Igor A. Abrikosov, Börje Johansson	2006	463
6	Electronic, bonding, and optical properties ofCeO2andCe2O3from first principles Physical review. B, Condensed matter ·Natalia V. Skorodumova, Rajeev Ahuja, S. I. Simak, Igor A. Abrikosov, B. Johansson, Bengt I. Lundqvist	2001	342
7	Modeling ofCeO2,Ce2O3, andCeO2−xin theLDA+Uformalism Physical Review B ·David A. Andersson, S. I. Simak, B. Johansson, Igor A. Abrikosov, Natalia V. Skorodumova	2007	327
8	Phonon related properties of transition metals, their carbides, and nitrides: A first-principles study Journal of Applied Physics ·É. I. Isaev, S. I. Simak, Igor A. Abrikosov, Rajeev Ahuja, Yu. Kh. Vekilov, M. I. Katsnelson, A. I. Lichtenstein, B. Johansson	2007	310
9	Locally self-consistent Green’s function approach to the electronic structure problem Physical review. B, Condensed matter ·Igor A. Abrikosov, S. I. Simak, Börje Johansson, A. V. Ruban, H. L. Skriver	1997	201
10	Order-NGreen's Function Technique for Local Environment Effects in Alloys Physical Review Letters ·Igor A. Abrikosov, Anders M. N. Niklasson, S. I. Simak, Börje Johansson, A. V. Ruban, H. L. Skriver	1996	183
11	Mixing and decomposition thermodynamics ofc−Ti1−xAlxNfrom first-principles calculations Physical Review B ·Björn Alling, A. V. Ruban, A. Karimi, Oleg E. Peil, S. I. Simak, Lars Hultman, Igor A. Abrikosov	2007	183
12	Synthesis of Ti3AuC2, Ti3Au2C2 and Ti3IrC2 by noble metal substitution reaction in Ti3SiC2 for high-temperature-stable Ohmic contacts to SiC Nature Materials ·Hossein Fashandi, Martin Dahlqvist, Jun Lu, Justinas Pališaitis, S. I. Simak, Igor A. Abrikosov, Johanna Rosén, Lars Hultman, Mike Andersson, Anita Lloyd Spetz, Per Eklund	2017	181
13	Body-Centered Cubic Iron-Nickel Alloy in Earth's Core Science ·Leonid Dubrovinsky, Natalia Dubrovinskaia, O. Narygina, I. Kantor, Alexei Kuznetzov, Vitali B. Prakapenka, Levente Vitos, B. Johansson, A. S. Mikhaylushkin, S. I. Simak, Igor A. Abrikosov	2007	178
14	Thermochromic Lead‐Free Halide Double Perovskites Advanced Functional Materials ·Weihua Ning, Xingang Zhao, Johan Klarbring, Sai Bai, Fuxiang Ji, Feng Wang, S. I. Simak, Youtian Tao, Xiao‐Ming Ren, Lijun Zhang, Wei Huang, Igor A. Abrikosov, Feng Gao	2019	151
15	Bright and stable near-infrared lead-free perovskite light-emitting diodes Nature Photonics ·Fanglong Yuan, Giulia Folpini, Tianjun Liu, Utkarsh Singh, Antonella Treglia, Jia Wei Melvin Lim, Johan Klarbring, S. I. Simak, Igor A. Abrikosov, Tze Chien Sum, Annamaria Petrozza, Feng Gao Hit paper breakdown →	2024	141
16	Screened Coulomb interactions in metallic alloys. II. Screening beyond the single-site and atomic-sphere approximations Physical review. B, Condensed matter ·A. V. Ruban, S. I. Simak, Pavel A. Korzhavyi, H. L. Skriver	2002	139
17	Superhard Semiconducting Optically Transparent High Pressure Phase of Boron Physical Review Letters ·E. Yu. Zarechnaya, Leonid Dubrovinsky, Natalia Dubrovinskaia, Yaroslav Filinchuk, Dmitry Chernyshov, Vladimir Dmitriev, Nοbuyοshi Miyajima, A. El Goresy, H. F. Braun, Sander van Smaalen, I. Kantor, A. Kantor, Vitali B. Prakapenka, Michael Hanfland, A. S. Mikhaylushkin, Igor A. Abrikosov, S. I. Simak	2009	139
18	Anharmonicity and Ultralow Thermal Conductivity in Lead-Free Halide Double Perovskites Physical Review Letters ·Johan Klarbring, Olle Hellman, Igor A. Abrikosov, S. I. Simak	2020	136
19	Molybdenum at High Pressure and Temperature: Melting from Another Solid Phase Physical Review Letters ·A. B. Belonoshko, Leonid Burakovsky, S. P. Chen, Börje Johansson, A. S. Mikhaylushkin, Dean L. Preston, S. I. Simak, Damian Swift	2008	130
20	Atomic and magnetic configurational energetics by the generalized perturbation method Physical Review B ·A. V. Ruban, S. Shallcross, S. I. Simak, H. L. Skriver	2004	124

About S. I. Simak

S. I. Simak is a scholar working on Materials Chemistry, Atomic and Molecular Physics, and Optics, Geophysics, Condensed Matter Physics and Electrical and Electronic Engineering, having authored 174 papers that have together received 10.0k indexed citations. Recurring topics across this work include High-pressure geophysics and materials (51 papers), Advanced Chemical Physics Studies (44 papers), Boron and Carbon Nanomaterials Research (28 papers), Rare-earth and actinide compounds (23 papers), Surface and Thin Film Phenomena (19 papers), Perovskite Materials and Applications (15 papers), Diamond and Carbon-based Materials Research (14 papers) and MXene and MAX Phase Materials (14 papers). The work is most often cited by research in Materials Chemistry (7.0k citations), Condensed Matter Physics (1.5k citations), Geophysics (1.7k citations), Catalysis (729 citations) and Electronic, Optical and Magnetic Materials (1.5k citations). S. I. Simak has collaborated with scholars based in Sweden, Russia and Germany. Frequent co-authors include Igor A. Abrikosov, Natalia V. Skorodumova, Olle Hellman, Börje Johansson, Bengt I. Lundqvist, A. V. Ruban, B. Johansson, Rajeev Ahuja, David A. Andersson and H. L. Skriver. Their work appears in journals such as Physical Review B, Physical Review Letters, Physical review. B., Physical review. B, Condensed matter and Physical Review Materials.

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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S. I. Simak

S. I. Simak's Hit Papers

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About S. I. Simak

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