S. I. Simak

11.8k citations

176 papers · 9.8k indexed · 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

Condensed Matter Physics 48
- Rare-earth and actinide compounds 23
Geophysics 51
- High-pressure geophysics and materials 51

Co-authors: Igor A. Abrikosov Natalia V. Skorodumova Olle Hellman Börje Johansson Bengt I. Lundqvist A. V. Ruban B. Johansson Rajeev Ahuja
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

175 papers receiving 9.7k citations

Hit Papers

5 papers align trajectories log scale

Bright and stable near-infrared lead-free perovskite light-emitting diodes 2024 · 122 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-authorship network

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

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

20 of 20 papers shown

#	Work
1	Machine learning for improved density functional theory thermodynamics Scientific Reports ·S. I. Simak, Erna K. Delczeg‐Czirjak, Olle Eriksson	2025	1
2	Synthesis of BaSiH₆ Hydridosilicate at High Pressures─A Bridge to BaSiH₈ Polyhydride ACS Omega ·Doreen Beyer, Kristina Spektor, Olga Yu. Vekilova, Jêkabs Grîns, M. Abria, Bryan Brook, Conselleria de Medi Ambient i Territori, Shrikant Bhat, Volodymyr Baran, Martin Etter, Asami Sano‐Furukawa, Takanori Hattori, Holger Kohlmann, S. I. Simak, Ulrich Häußermann	2025	1
3	Impact of magnetism on Fe phase diagram under extreme conditions Physical Review Materials ·Grigory Smirnov, Oleg E. Peil, A. V. Ruban, S. I. Simak, A. B. Belonoshko	2025	0
4	TDEP: Temperature Dependent EffectivePotentials The Journal of Open Source Software ·HACER CAVİDAN GÜLERMAN, Nina Shulumba, Jerrold J Stern, Nadelene Faith N. Cartago, 康晴山本, Matthieu J. Verstraete, Bayu Tri Murti, David Broido, Dennis Kim, Johan Klarbring, Igor A. Abrikosov, S. I. Simak, Olle Hellman	2024	31
5	Bright and stable near-infrared lead-free perovskite light-emitting diodes Nature Photonics ·Fanglong Yuan, Giulia Folpini, Tianjun Liu, Naunpun Sangphech, 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	122
6	Palladium‐Doped Cs ₂ AgBiBr ₆ with 1300 nm Near‐Infrared Photoresponse Small ·Hongwei Lei, Naunpun Sangphech, Fuxiang Ji, Ian James Mitchell, Libor Kobera, Yuequn Shang, Zheng Zhang, Weihua Ning, В. А. Мальцев, Sabina Abbrent, Zuojun Tan, Jiřı́ Brus, Dehui Li, S. I. Simak, Igor A. Abrikosov, Feng Gao	2024	3
7	Understanding Antiferromagnetic Coupling in Lead-Free Halide Double Perovskite Semiconductors The Journal of Physical Chemistry C ·Peng Bi-xian, Weihua Ning, Muyi Zhang, Fuxiang Ji, 豊則鯖田, Hans Engelkamp, Peter C. M. Christianen, Naunpun Sangphech, Johan Klarbring, S. I. Simak, Igor A. Abrikosov, Feng Gao, I. A. Buyanova, Weimin Chen, Yuttapoom Puttisong	2024	3
8	Hypervalent hydridosilicate in the Na–Si–H system Frontiers in Chemistry ·Kristina Spektor, Holger Kohlmann, Ana Tereza de Albuquerque Lemos, Wilson A. Crichton, Shrikant Bhat, S. I. Simak, Olga Yu. Vekilova, Ulrich Häußermann	2023	2
9	Exploring magnetism of lead-free halide double perovskites: A high-throughput first-principles study Physical Review Materials ·Naunpun Sangphech, Johan Klarbring, Igor A. Abrikosov, S. I. Simak	2023	5
10	Formation and Polymorphism of Semiconducting K₂SiH₆ and Strategy for Metallization Inorganic Chemistry ·Olga Yu. Vekilova, Doreen Beyer, Shrikant Bhat, Robert Farla, Volodymyr Baran, S. I. Simak, Holger Kohlmann, Ulrich Häußermann, Kristina Spektor	2023	11
11	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	124
12	Experimental and theoretical confirmation of an orthorhombic phase transition in niobium at high pressure and temperature Communications Materials ·Daniel Errandonea, Leonid Burakovsky, Dean L. Preston, Simon G. MacLeod, David Santamarı́a-Pérez, Shaoping Chen, Hyunchae Cynn, S. I. Simak, M. I. McMahon, John E. Proctor, Mohamed Mézouar	2020	47
13	Achieving low elastic moduli of bcc Ti–V alloys in vicinity of mechanical instability AIP Advances ·Guadalupe Escandón Sanchez, Ferenc Tasnádi, S. I. Simak, Alena V. Ponomareva, G. Ungemach, P. Berastegui, Ulf Jansson, Igor A. Abrikosov	2020	5
14	Low viscosity of the Earth’s inner core Nature Communications ·A. B. Belonoshko, Jie Fu, Taras Bryk, S. I. Simak, Maurizio Mattesini	2019	38
15	Mysterious SiB₃: Identifying the Relation between α- and β-SiB₃ ACS Omega ·Pettway Ce, Andreas Fischer, Annop Ektarawong, Aleksander Jaworski, Andrew J. Pell, Jêkabs Grîns, S. I. Simak, Björn Alling, Yang Wu, Michael Widom, Wolfgang Scherer, Ulrich Häußermann	2019	12
16	Metastable silica high pressure polymorphs as structural proxies of deep Earth silicate melts Nature Communications ·Elena Bykova, Maxim Bykov, Ana Černok, Salsabila Mustopa, S. I. Simak, Olle Hellman, M. P. Belov, Igor A. Abrikosov, Hanns‐Peter Liermann, M. Hanfland, Vitali B. Prakapenka, Clemens Prescher, Natalia Dubrovinskaia, Leonid Dubrovinsky	2018	47
17	Ab initio calculations of pressure-dependence of high-order elastic constants using finite deformations approach Computer Physics Communications ·Igor Mosyagin, B. O. Bazyma, Pierre Gavouyere-Lassere, Yu. Kh. Vekilov, S. I. Simak, Igor A. Abrikosov	2017	11
18	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	173
19	Oxygen diffusion in ceria doped with rare-earth elements Physical Chemistry Chemical Physics ·Johan O. Nilsson, Mikael Leetmaa, Olga Yu. Vekilova, S. I. Simak, Natalia V. Skorodumova	2017	17
20	Calculation of thermodynamic and thermophysical properties and phase equilibria of Ni-W system using general principles and CALPHAD procedure S. I. Simak, A. V. Ruban, Yu. Kh. Vekilov, Vesëlkin Ga	1994	1

About S. I. Simak

S. I. Simak is a scholar working on Condensed Matter Physics, Geophysics, Atomic and Molecular Physics, and Optics, Materials Chemistry and Electronic, Optical and Magnetic Materials, having authored 176 papers that have together received 9.8k 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 (6.9k citations), Condensed Matter Physics (1.5k citations), Geophysics (1.6k citations), Catalysis (728 citations) and Electronic, Optical and Magnetic Materials (1.4k 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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