Dennis Friedrich

5.8k total citations · 1 hit paper
67 papers, 3.1k citations indexed

About

Dennis Friedrich is a scholar working on Materials Chemistry, Electrical and Electronic Engineering and Renewable Energy, Sustainability and the Environment. According to data from OpenAlex, Dennis Friedrich has authored 67 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 50 papers in Materials Chemistry, 32 papers in Electrical and Electronic Engineering and 32 papers in Renewable Energy, Sustainability and the Environment. Recurrent topics in Dennis Friedrich's work include Advanced Photocatalysis Techniques (25 papers), Copper-based nanomaterials and applications (24 papers) and Electronic and Structural Properties of Oxides (13 papers). Dennis Friedrich is often cited by papers focused on Advanced Photocatalysis Techniques (25 papers), Copper-based nanomaterials and applications (24 papers) and Electronic and Structural Properties of Oxides (13 papers). Dennis Friedrich collaborates with scholars based in Germany, Switzerland and United States. Dennis Friedrich's co-authors include Roel van de Krol, Fatwa F. Abdi, Peter Bogdanoff, Sean P. Berglund, Marinus Kunst, A. Chemseddine, Thomas Moehl, Michaël Grätzel, Jacques‐E. Moser and Arianna Marchioro and has published in prestigious journals such as Journal of the American Chemical Society, Advanced Materials and Nature Communications.

In The Last Decade

Dennis Friedrich

65 papers receiving 3.1k 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.

Unravelling the mechanism of photoinduced charge transfer processes in lead iodide perovskite solar cells

2014 652 citations Arianna Marchioro, Joël Teuscher et al. Nature Photonics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Dennis Friedrich Germany	25	2.3k	1.7k	1.7k	419	307	67	3.1k
Yahuan Huan China	29	2.3k 1.0×	711 0.4×	1.5k 0.9×	183 0.4×	348 1.1×	59	2.9k
Changchun Wei China	26	1.5k 0.7×	556 0.3×	1.9k 1.2×	433 1.0×	196 0.6×	107	2.4k
Bong Kyun Kang South Korea	25	1.0k 0.5×	597 0.3×	1.2k 0.7×	232 0.6×	508 1.7×	93	1.8k
Jiawen Fang China	21	1.5k 0.6×	1.2k 0.7×	1.2k 0.7×	140 0.3×	403 1.3×	41	2.3k
Tingwei Zhou China	21	1.7k 0.7×	595 0.3×	1.7k 1.0×	579 1.4×	194 0.6×	46	2.5k
Teng Zhang China	29	2.5k 1.1×	983 0.6×	4.1k 2.5×	2.2k 5.2×	317 1.0×	50	4.8k
Dong Myung Jang South Korea	25	1.7k 0.8×	850 0.5×	2.1k 1.3×	143 0.3×	423 1.4×	31	2.8k
Shay Tirosh Israel	22	1.6k 0.7×	763 0.4×	1.4k 0.9×	431 1.0×	153 0.5×	34	2.2k
Edward J. W. Crossland United Kingdom	16	1.6k 0.7×	639 0.4×	1.4k 0.8×	796 1.9×	191 0.6×	18	2.6k
Sachin Kinge Belgium	34	2.7k 1.2×	490 0.3×	2.6k 1.6×	595 1.4×	395 1.3×	94	3.7k

Countries citing papers authored by Dennis Friedrich

Since Specialization

Citations

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

Fields of papers citing papers by Dennis Friedrich

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Dennis Friedrich

This figure shows the co-authorship network connecting the top 25 collaborators of Dennis Friedrich. A scholar is included among the top collaborators of Dennis Friedrich 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 Dennis Friedrich. Dennis Friedrich 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

Gao, Yan, Agnieszka Paszuk, Wolfram Jaegermann, et al.. (2025). Exploring Electronic States and Ultrafast Electron Dynamics in AlInP Window Layers: The Role of Surface Reconstruction. Advanced Functional Materials. 35(34). 1 indexed citations

Paszuk, Agnieszka, Christian Höhn, Yuying Gao, et al.. (2025). Ultrafast Electron Dynamics at the Water‐Modified InP(100) Surface. Advanced Materials Interfaces. 12(16).

Musiienko, Artem, Fengjiu Yang, Thomas W. Gries, et al.. (2024). Resolving electron and hole transport properties in semiconductor materials by constant light-induced magneto transport. Nature Communications. 15(1). 316–316. 11 indexed citations

Τσόκκου, Δήμητρα, Dennis Friedrich, Jacques‐E. Moser, et al.. (2024). Free Charge Carrier Generation by Visible-Light-Absorbing Organic Spacers in Ruddlesden–Popper Layered Perovskites. Journal of the American Chemical Society. 146(40). 27770–27778. 2 indexed citations

Kölbach, Moritz, et al.. (2024). Photoelectrochemical Properties of CuFeO₂ Photocathodes Prepared by Pulsed Laser Deposition. Chemistry of Materials. 1 indexed citations

Paszuk, Agnieszka, Christian Höhn, Klaus Schwarzburg, et al.. (2024). Ultrafast Electron Dynamics at the P‐rich Indium Phosphide/TiO₂ Interface. Advanced Functional Materials. 34(49). 4 indexed citations

Socie, Etienne, George C. Fish, Nicolas J. Diercks, et al.. (2023). Photogenerated charge transfer in Dion–Jacobson type layered perovskite based on naphthalene diimide. Chemical Science. 14(22). 6052–6058. 7 indexed citations

Mitoraj, Dariusz, Dennis Friedrich, Detlef Rogalla, et al.. (2021). CVD grown GaSb_xN_1−x films as visible-light active photoanodes. Dalton Transactions. 50(41). 14832–14841. 1 indexed citations

Grave, Daniel A., David S. Ellis, Moritz Kölbach, et al.. (2021). Extraction of mobile charge carrier photogeneration yield spectrum of ultrathin-film metal oxide photoanodes for solar water splitting. Nature Materials. 20(6). 833–840. 44 indexed citations

10.

Song, Angang, Sean P. Berglund, A. Chemseddine, et al.. (2020). Elucidating the optical, electronic, and photoelectrochemical properties of p-type copper vanadate (p-Cu₅V₂O₁₀) photocathodes. Journal of Materials Chemistry A. 8(25). 12538–12547. 23 indexed citations

11.

Friedrich, Dennis, et al.. (2020). Charge carrier dynamics and photocatalytic activity of {111} and {100} faceted Ag3PO4 particles. The Journal of Chemical Physics. 152(24). 244710–244710. 7 indexed citations

12.

Song, Angang, A. Chemseddine, Ibbi Y. Ahmet, et al.. (2020). Evaluation of Copper Vanadate (β-Cu₂V₂O₇) as a Photoanode Material for Photoelectrochemical Water Oxidation. Chemistry of Materials. 32(6). 2408–2419. 56 indexed citations

13.

Jian, Jie, Youxun Xu, Xiaokun Yang, et al.. (2019). Embedding laser generated nanocrystals in BiVO4 photoanode for efficient photoelectrochemical water splitting. Nature Communications. 10(1). 2609–2609. 182 indexed citations

14.

Omelchenko, Stefan T., Marco Favaro, Paul Plate, et al.. (2019). Femtosecond time-resolved two-photon photoemission studies of ultrafast carrier relaxation in Cu2O photoelectrodes. Nature Communications. 10(1). 2106–2106. 44 indexed citations

15.

Regue, Miriam, Ibbi Y. Ahmet, Dennis Friedrich, et al.. (2019). TiO₂ photoanodes with exposed {0 1 0} facets grown by aerosol-assisted chemical vapor deposition of a titanium oxo/alkoxy cluster. Journal of Materials Chemistry A. 7(32). 19161–19172. 21 indexed citations

16.

Friedrich, Dennis, et al.. (2019). Two‐Photon Photoemission Spectroscopy for Studying Energetics and Electron Dynamics at Semiconductor Interfaces. physica status solidi (a). 216(8). 5 indexed citations

17.

Li, Wenjie, Marco Favaro, David E. Starr, et al.. (2018). Enhanced Carrier Transport and Bandgap Reduction in Sulfur-Modified BiVO₄ Photoanodes. Chemistry of Materials. 30(23). 8630–8638. 46 indexed citations

18.

Jang, Ji‐Wook, Dennis Friedrich, Hannes Hempel, et al.. (2017). Enhancing Charge Carrier Lifetime in Metal Oxide Photoelectrodes through Mild Hydrogen Treatment. Advanced Energy Materials. 7(22). 116 indexed citations

19.

Zhang, Mengyuan, Yimeng Ma, Dennis Friedrich, et al.. (2017). Elucidation of the opto-electronic and photoelectrochemical properties of FeVO₄ photoanodes for solar water oxidation. Journal of Materials Chemistry A. 6(2). 548–555. 61 indexed citations

20.

Marchioro, Arianna, Joël Teuscher, Dennis Friedrich, et al.. (2014). Unravelling the mechanism of photoinduced charge transfer processes in lead iodide perovskite solar cells. Nature Photonics. 8(3). 250–255. 652 indexed citations breakdown →

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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