Mathias P. Ljungberg

4.0k total citations · 1 hit paper
29 papers, 1.4k citations indexed

About

Mathias P. Ljungberg is a scholar working on Atomic and Molecular Physics, and Optics, Materials Chemistry and Electrical and Electronic Engineering. According to data from OpenAlex, Mathias P. Ljungberg has authored 29 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Atomic and Molecular Physics, and Optics, 15 papers in Materials Chemistry and 6 papers in Electrical and Electronic Engineering. Recurrent topics in Mathias P. Ljungberg's work include Spectroscopy and Quantum Chemical Studies (12 papers), Advanced Chemical Physics Studies (12 papers) and Graphene research and applications (4 papers). Mathias P. Ljungberg is often cited by papers focused on Spectroscopy and Quantum Chemical Studies (12 papers), Advanced Chemical Physics Studies (12 papers) and Graphene research and applications (4 papers). Mathias P. Ljungberg collaborates with scholars based in Sweden, United States and Spain. Mathias P. Ljungberg's co-authors include Lars G. M. Pettersson, Anders Nilsson, Mikael Leetmaa, Kjartan Thor Wikfeldt, Alexander P. Lyubartsev, Takashi Tokushima, Y. Horikawa, Yoshihisa Harada, Osamu Takahashi and Uwe Bergmann and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Physical Review Letters and The Journal of Chemical Physics.

In The Last Decade

Mathias P. Ljungberg

29 papers receiving 1.3k 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 inhomogeneous structure of water at ambient conditions

2009 476 citations Congcong Huang, Kjartan Thor Wikfeldt et al. Proceedings of the National Academy of Sciences profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Mathias P. Ljungberg Sweden	17	807	689	266	203	150	29	1.4k
Mikael Leetmaa Sweden	14	608 0.8×	560 0.8×	231 0.9×	125 0.6×	105 0.7×	19	1.1k
Chong‐Yu Ruan United States	19	958 1.2×	431 0.6×	195 0.7×	224 1.1×	370 2.5×	40	1.8k
Kjartan Thor Wikfeldt Sweden	22	1.1k 1.4×	1.0k 1.5×	480 1.8×	143 0.7×	125 0.8×	32	2.0k
Maciej Lorenc France	28	701 0.9×	1.1k 1.6×	297 1.1×	186 0.9×	214 1.4×	77	2.5k
Tomas K. Hirsch Sweden	7	872 1.1×	374 0.5×	207 0.8×	144 0.7×	53 0.4×	9	1.5k
R.L. Toomes United Kingdom	25	1.2k 1.5×	700 1.0×	279 1.0×	97 0.5×	296 2.0×	53	1.8k
B. Gervais France	23	805 1.0×	358 0.5×	167 0.6×	349 1.7×	338 2.3×	96	1.7k
C. S. Feigerle United States	21	869 1.1×	487 0.7×	106 0.4×	69 0.3×	201 1.3×	71	1.4k
Takashi Tokushima Japan	22	1.0k 1.3×	926 1.3×	300 1.1×	559 2.8×	402 2.7×	74	2.4k

Countries citing papers authored by Mathias P. Ljungberg

Since Specialization

Citations

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

Fields of papers citing papers by Mathias P. Ljungberg

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Mathias P. Ljungberg. 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 Mathias P. Ljungberg. The network helps show where Mathias P. Ljungberg may publish in the future.

Co-authorship network of co-authors of Mathias P. Ljungberg

This figure shows the co-authorship network connecting the top 25 collaborators of Mathias P. Ljungberg. A scholar is included among the top collaborators of Mathias P. Ljungberg 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 Mathias P. Ljungberg. Mathias P. Ljungberg 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

Koval, Peter, et al.. (2019). Toward Efficient GW Calculations Using Numerical Atomic Orbitals: Benchmarking and Application to Molecular Dynamics Simulations. Journal of Chemical Theory and Computation. 15(8). 4564–4580. 9 indexed citations

Takahashi, Osamu, Mathias P. Ljungberg, & Lars G. M. Pettersson. (2017). X-ray Emission Spectrum of Liquid Ethanol: Origin of Split Peaks. The Journal of Physical Chemistry B. 121(49). 11163–11168. 14 indexed citations

Ljungberg, Mathias P., et al.. (2016). Hybrid cluster-expansion and density-functional-theory approach for optical absorption in TiO_2. Journal of the Optical Society of America B. 33(7). C123–C123. 4 indexed citations

Casida, Mark E., K. Alimi, Mathias P. Ljungberg, et al.. (2015). Assessment of Density-Functional Tight-Binding Ionization Potentials and Electron Affinities of Molecules of Interest for Organic Solar Cells Against First-Principles GW Calculations. Computation. 3(4). 616–656. 16 indexed citations

Susi, Toma, D. J. Mowbray, Mathias P. Ljungberg, & Paola Ayala. (2015). Calculation of the graphene C1score level binding energy. Physical Review B. 91(8). 36 indexed citations

Ljungberg, Mathias P., Peter Koval, Francesco Ferrari, D. Foerster, & Daniel Sánchez‐Portal. (2015). Cubic-scaling iterative solution of the Bethe-Salpeter equation for finite systems. Physical Review B. 92(7). 36 indexed citations

Susi, Toma, Markus Kaukonen, P. Havu, et al.. (2014). Core level binding energies of functionalized and defective graphene. Beilstein Journal of Nanotechnology. 5. 121–132. 75 indexed citations

Koval, Peter, Mathias P. Ljungberg, D. Foerster, & Daniel Sánchez‐Portal. (2014). Computation of electron energy loss spectra by an iterative method. Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms. 354. 216–219. 4 indexed citations

Ljungberg, Mathias P. & Jorge Íñiguez. (2013). Temperature-Dependent Classical Phonons from Efficient Nondynamical Simulations. Physical Review Letters. 110(10). 105503–105503. 5 indexed citations

10.

Gladh, Jörgen, H. Öberg, Jibiao Li, et al.. (2012). X-ray emission spectroscopy and density functional study of CO/Fe(100). The Journal of Chemical Physics. 136(3). 34702–34702. 21 indexed citations

11.

Ljungberg, Mathias P., et al.. (2011). An implementation of core level spectroscopies in a real space Projector Augmented Wave density functional theory code. Journal of Electron Spectroscopy and Related Phenomena. 184(8-10). 427–439. 59 indexed citations

12.

Ljungberg, Mathias P., Lars G. M. Pettersson, & Anders Nilsson. (2011). Vibrational interference effects in x-ray emission of a model water dimer: Implications for the interpretation of the liquid spectrum. The Journal of Chemical Physics. 134(4). 44513–44513. 41 indexed citations

13.

Anniyev, Toyli, Hirohito Ogasawara, Mathias P. Ljungberg, et al.. (2010). Complementarity between high-energy photoelectron and L-edge spectroscopy for probing the electronic structure of 5d transition metal catalysts. Physical Chemistry Chemical Physics. 12(21). 5694–5694. 22 indexed citations

14.

Ljungberg, Mathias P.. (2010). Theoretical modeling of x-ray and vibrational spectroscopies applied to liquid water and surface adsorbates. KTH Publication Database DiVA (KTH Royal Institute of Technology). 1 indexed citations

15.

Huang, Congcong, Kjartan Thor Wikfeldt, Takashi Tokushima, et al.. (2010). Reply to Soper et al.: Fluctuations in water around a bimodal distribution of local hydrogen-bonded structural motifs. Proceedings of the National Academy of Sciences. 107(12). 39 indexed citations

16.

Ljungberg, Mathias P., Alexander P. Lyubartsev, Anders Nilsson, & Lars G. M. Pettersson. (2009). Assessing the electric-field approximation to IR and Raman spectra of dilute HOD in D2O. The Journal of Chemical Physics. 131(3). 34501–34501. 12 indexed citations

17.

Huang, Congcong, Kjartan Thor Wikfeldt, Takashi Tokushima, et al.. (2009). The inhomogeneous structure of water at ambient conditions. Proceedings of the National Academy of Sciences. 106(36). 15214–15218. 476 indexed citations breakdown →

18.

Wikfeldt, Kjartan Thor, Mikael Leetmaa, Mathias P. Ljungberg, Anders Nilsson, & Lars G. M. Pettersson. (2009). On the Range of Water Structure Models Compatible with X-ray and Neutron Diffraction Data. The Journal of Physical Chemistry B. 113(18). 6246–6255. 81 indexed citations

19.

Leetmaa, Mikael, Kjartan Thor Wikfeldt, Mathias P. Ljungberg, et al.. (2008). Diffraction and IR/Raman data do not prove tetrahedral water. The Journal of Chemical Physics. 129(8). 84502–84502. 85 indexed citations

20.

Dynys, Frederick W., Mathias P. Ljungberg, & John W. Halloran. (1984). Microstructural Transformations in Alumina Gels. MRS Proceedings. 32. 12 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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