Oussama Er‐raji

529 total citations · 1 hit paper
16 papers, 330 citations indexed

About

Oussama Er‐raji is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Polymers and Plastics. According to data from OpenAlex, Oussama Er‐raji has authored 16 papers receiving a total of 330 indexed citations (citations by other indexed papers that have themselves been cited), including 16 papers in Electrical and Electronic Engineering, 7 papers in Materials Chemistry and 5 papers in Polymers and Plastics. Recurrent topics in Oussama Er‐raji's work include Perovskite Materials and Applications (16 papers), Chalcogenide Semiconductor Thin Films (8 papers) and Quantum Dots Synthesis And Properties (6 papers). Oussama Er‐raji is often cited by papers focused on Perovskite Materials and Applications (16 papers), Chalcogenide Semiconductor Thin Films (8 papers) and Quantum Dots Synthesis And Properties (6 papers). Oussama Er‐raji collaborates with scholars based in Germany, Saudi Arabia and United Kingdom. Oussama Er‐raji's co-authors include Stefan W. Glunz, Patricia S. C. Schulze, Dmitry Bogachuk, Bowen Yang, Jiajia Suo, Martin Bivour, Juliane Borchert, Bhushan P. Kore, Filippo De Angelis and Anders Hagfeldt and has published in prestigious journals such as Energy & Environmental Science, Advanced Functional Materials and Nature Energy.

In The Last Decade

Oussama Er‐raji

15 papers receiving 325 citations

Hit Papers

Multifunctional sulfonium-based treatment for perovskite ... 2024 2026 2025 2024 40 80 120
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.

  1. Multifunctional sulfonium-based treatment for perovskite solar cells with less than 1% efficiency loss over 4,500-h operational stability tests
    2024 131 citations Jiajia Suo, Bowen Yang et al. Nature Energy profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Oussama Er‐raji Germany 8 323 152 124 13 8 16 330
Xueyuan Wei China 8 209 0.6× 153 1.0× 93 0.8× 12 0.9× 7 0.9× 14 233
Markus Fenske Germany 5 231 0.7× 157 1.0× 83 0.7× 8 0.6× 7 0.9× 8 249
Luyun Bai China 12 330 1.0× 215 1.4× 143 1.2× 14 1.1× 11 1.4× 18 347
Andi Muhammad Risqi South Korea 5 347 1.1× 175 1.2× 178 1.4× 11 0.8× 11 1.4× 6 359
Rosemary C. Bramante United States 8 281 0.9× 149 1.0× 124 1.0× 13 1.0× 6 0.8× 11 299
Quentin Guesnay Switzerland 5 414 1.3× 211 1.4× 164 1.3× 16 1.2× 8 1.0× 7 423
Yiyi Pan China 9 238 0.7× 171 1.1× 117 0.9× 7 0.5× 15 1.9× 13 256
Pengchi Liu China 7 280 0.9× 167 1.1× 148 1.2× 14 1.1× 17 2.1× 11 309
Yongbin Jin China 9 427 1.3× 210 1.4× 206 1.7× 7 0.5× 12 1.5× 16 442
Baoze Liu China 7 270 0.8× 100 0.7× 177 1.4× 6 0.5× 7 0.9× 9 274

Countries citing papers authored by Oussama Er‐raji

Since Specialization
Citations

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

Fields of papers citing papers by Oussama Er‐raji

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Oussama Er‐raji. 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 Oussama Er‐raji. The network helps show where Oussama Er‐raji may publish in the future.

Co-authorship network of co-authors of Oussama Er‐raji

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

All Works

16 of 16 papers shown
1.
Gupta, Yashika, Oussama Er‐raji, Oliver Fischer, et al.. (2025). Photostable Inorganic Perovskite Absorber via Thermal Evaporation for Monolithic Perovskite/Perovskite/Silicon Triple‐Junction Solar Cells. Progress in Photovoltaics Research and Applications. 33(7). 782–794. 2 indexed citations
2.
Er‐raji, Oussama, Anand S. Subbiah, Badri Vishal, et al.. (2025). Coating dynamics in two-step hybrid evaporated/blade-coated perovskites for scalable fully-textured perovskite/silicon tandem solar cells. FreiDok plus (Universitätsbibliothek Freiburg). 1(3). 419–430. 1 indexed citations
3.
Er‐raji, Oussama, Stefan Lange, Adi Prasetio, et al.. (2025). Tuning Self‐Assembly of Hole‐Selective Monolayers for Reproducible Perovskite/Silicon Tandem Solar Cells. Small Methods. 9(7). e2401758–e2401758. 11 indexed citations
4.
Richter, Armin, Jana‐Isabelle Polzin, Oussama Er‐raji, et al.. (2025). Fully‐Textured Perovskite/Silicon Tandem Solar Cells Exceeding 30% Efficiency on Both Side Tunnel Oxide Passivating Contacted Bottom Cells. Solar RRL. 9(24).
5.
Er‐raji, Oussama, Stefan Lange, Benedikt Bläsi, et al.. (2025). Optical Reabsorption Effects in Photoluminescence of Perovskites Conformally Coated on Textured Silicon. Solar RRL. 9(9). 1 indexed citations
6.
Gupta, Yashika, Adi Prasetio, Stefan Lange, et al.. (2025). Understanding Postdeposition Treatments of Hole‐Transporting Self‐Assembling Molecules for Perovskite/Silicon Tandem Solar Cells. Advanced Functional Materials. 35(49). 4 indexed citations
7.
Suo, Jiajia, Bowen Yang, Edoardo Mosconi, et al.. (2024). Multifunctional sulfonium-based treatment for perovskite solar cells with less than 1% efficiency loss over 4,500-h operational stability tests. Nature Energy. 9(2). 172–183. 131 indexed citations breakdown →
8.
Yang, Bowen, Jiajia Suo, Dmitry Bogachuk, et al.. (2024). A universal ligand for lead coordination and tailored crystal growth in perovskite solar cells. Energy & Environmental Science. 17(4). 1549–1558. 44 indexed citations
9.
Er‐raji, Oussama, Christoph Messmer, Oliver Fischer, et al.. (2024). Perovskite Silicon Tandem Solar Cells with 39.5% Power Conversion Efficiency: Science or Fiction?. FreiDok plus (Universitätsbibliothek Freiburg). 350–350. 1 indexed citations
10.
Kore, Bhushan P., Oussama Er‐raji, Oliver Fischer, et al.. (2024). Efficient fully textured perovskite silicon tandems with thermally evaporated hole transporting materials. Energy & Environmental Science. 18(1). 354–366. 24 indexed citations
11.
Er‐raji, Oussama, Bhushan P. Kore, Martin Bivour, et al.. (2024). Tuning Perovskite Crystal Growth Dynamics Using Additives on Textured Silicon Substrates. Solar RRL. 8(24). 7 indexed citations
12.
Er‐raji, Oussama, Oliver Fischer, Alexandra J. Ramadan, et al.. (2024). Tailoring perovskite crystallization and interfacial passivation in efficient, fully textured perovskite silicon tandem solar cells. Joule. 8(10). 2811–2833. 49 indexed citations
13.
Er‐raji, Oussama, Alexander J. Bett, Stefan Lange, et al.. (2023). Toward efficient and industrially compatible fully textured perovskite silicon tandem solar cells: Controlled process parameters for reliable perovskite formation. Progress in Photovoltaics Research and Applications. 33(1). 86–99. 9 indexed citations
14.
Er‐raji, Oussama, Christoph Messmer, Alexander J. Bett, et al.. (2023). Loss Analysis of Fully‐Textured Perovskite Silicon Tandem Solar Cells: Characterization Methods and Simulation toward the Practical Efficiency Potential. Solar RRL. 7(24). 23 indexed citations
15.
Er‐raji, Oussama, et al.. (2023). Insights into Perovskite Film Formation Using the Hybrid Evaporation/Spin-Coating Route: An In Situ XRD Study. ACS Applied Energy Materials. 6(11). 6183–6193. 19 indexed citations
16.
Schulze, Patricia S. C., Oussama Er‐raji, Armin Richter, et al.. (2022). Plated copper electrodes for two-terminal perovskite/silicon tandem solar cells. Solar Energy Materials and Solar Cells. 246. 111912–111912. 4 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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