Sonia R. Raga

6.7k total citations · 2 hit papers
61 papers, 5.9k citations indexed

About

Sonia R. Raga is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Polymers and Plastics. According to data from OpenAlex, Sonia R. Raga has authored 61 papers receiving a total of 5.9k indexed citations (citations by other indexed papers that have themselves been cited), including 56 papers in Electrical and Electronic Engineering, 40 papers in Materials Chemistry and 24 papers in Polymers and Plastics. Recurrent topics in Sonia R. Raga's work include Perovskite Materials and Applications (48 papers), Quantum Dots Synthesis And Properties (27 papers) and Chalcogenide Semiconductor Thin Films (24 papers). Sonia R. Raga is often cited by papers focused on Perovskite Materials and Applications (48 papers), Quantum Dots Synthesis And Properties (27 papers) and Chalcogenide Semiconductor Thin Films (24 papers). Sonia R. Raga collaborates with scholars based in Japan, Australia and Spain. Sonia R. Raga's co-authors include Yabing Qi, Luis K. Ono, Michael V. Lee, Yuichi Kato, Shenghao Wang, Zafer Hawash, Matthew R. Leyden, Emilio J. Juárez‐Pérez, Francisco Fabregat‐Santiago and Min‐Cherl Jung and has published in prestigious journals such as Advanced Materials, Nature Communications and SHILAP Revista de lepidopterología.

In The Last Decade

Sonia R. Raga

61 papers receiving 5.8k 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.

Silver Iodide Formation in Methyl Ammonium Lead Iodide Perovskite Solar Cells with Silver Top Electrodes

2015 715 citations Yuichi Kato, Luis K. Ono et al. Advanced Materials Interfaces profile →
Thermal degradation of CH₃NH₃PbI₃ perovskite into NH₃ and CH₃I gases observed by coupled thermogravimetry–mass spectrometry analysis

2016 675 citations Sonia R. Raga, Luis K. Ono et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Sonia R. Raga Japan	36	5.4k	3.6k	2.5k	575	179	61	5.9k
Seçkin Akın Türkiye	37	4.5k 0.8×	2.9k 0.8×	2.4k 1.0×	470 0.8×	210 1.2×	92	5.0k
Molang Cai China	34	5.4k 1.0×	3.2k 0.9×	2.8k 1.1×	341 0.6×	247 1.4×	91	5.7k
Chenxin Ran China	38	5.3k 1.0×	3.8k 1.0×	2.2k 0.9×	541 0.9×	332 1.9×	100	5.9k
Xiaoyu Yang China	32	3.8k 0.7×	2.3k 0.6×	1.9k 0.8×	360 0.6×	189 1.1×	108	4.2k
Shengzhong Liu China	20	4.6k 0.8×	3.5k 1.0×	1.9k 0.8×	736 1.3×	406 2.3×	36	5.1k
Hongwei Lei China	35	5.8k 1.1×	4.1k 1.1×	3.0k 1.2×	513 0.9×	263 1.5×	70	6.3k
Pingli Qin China	40	6.7k 1.2×	4.6k 1.3×	3.8k 1.5×	659 1.1×	338 1.9×	101	7.5k
Ajay Kumar Jena Japan	29	5.6k 1.0×	4.0k 1.1×	2.1k 0.8×	557 1.0×	367 2.1×	52	6.0k
Cristina Roldán‐Carmona Switzerland	39	7.5k 1.4×	4.7k 1.3×	3.6k 1.4×	303 0.5×	353 2.0×	84	7.9k
Huanping Zhou China	45	7.8k 1.5×	5.3k 1.5×	3.6k 1.5×	482 0.8×	336 1.9×	110	8.4k

Countries citing papers authored by Sonia R. Raga

Since Specialization

Citations

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

Fields of papers citing papers by Sonia R. Raga

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Sonia R. Raga. 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 Sonia R. Raga. The network helps show where Sonia R. Raga may publish in the future.

Co-authorship network of co-authors of Sonia R. Raga

This figure shows the co-authorship network connecting the top 25 collaborators of Sonia R. Raga. A scholar is included among the top collaborators of Sonia R. Raga 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 Sonia R. Raga. Sonia R. Raga 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

Tian, Zhen, et al.. (2025). Stability and reliability of perovskite photovoltaics: Are we there yet?. MRS Bulletin. 50(4). 512–525. 9 indexed citations

Meftahi, Nastaran, ‪Sebastian O. Fürer, Kevin J. Rietwyk, et al.. (2023). Machine Learning Enhanced High‐Throughput Fabrication and Optimization of Quasi‐2D Ruddlesden–Popper Perovskite Solar Cells (Adv. Energy Mater. 38/2023). Advanced Energy Materials. 13(38). 1 indexed citations

Meftahi, Nastaran, ‪Sebastian O. Fürer, Kevin J. Rietwyk, et al.. (2023). Machine Learning Enhanced High‐Throughput Fabrication and Optimization of Quasi‐2D Ruddlesden–Popper Perovskite Solar Cells. Advanced Energy Materials. 13(38). 30 indexed citations

Piech, Robert, et al.. (2022). Hierarchical carbon nanofibers/carbon nanotubes/NiCo nanocomposites as novel highly effective counter electrode for dye-sensitized solar cells: A structure-electrocatalytic activity relationship study. Carbon. 203. 97–110. 33 indexed citations

Zhu, Yanqing, Pin Lv, Min Hu, et al.. (2022). Synergetic Passivation of Metal‐Halide Perovskite with Fluorinated Phenmethylammonium toward Efficient Solar Cells and Modules. Advanced Energy Materials. 13(8). 55 indexed citations

Sepalage, Gaveshana A., Hasitha C. Weerasinghe, Nitish Rai, et al.. (2021). Can Laminated Carbon Challenge Gold? Toward Universal, Scalable, and Low‐Cost Carbon Electrodes for Perovskite Solar Cells. Advanced Materials Technologies. 7(6). 26 indexed citations

Maeng, Inhee, Young Mi Lee, Jinwoo Park, et al.. (2019). Significant THz absorption in CH3NH2 molecular defect-incorporated organic-inorganic hybrid perovskite thin film. Scientific Reports. 9(1). 5811–5811. 27 indexed citations

Kim, Taehoon, Luis K. Ono, Nicole Fleck, Sonia R. Raga, & Yabing Qi. (2018). Transition metal speciation as a degradation mechanism with the formation of a solid-electrolyte interphase (SEI) in Ni-rich transition metal oxide cathodes. Journal of Materials Chemistry A. 6(29). 14449–14463. 44 indexed citations

Lin, Xiongfeng, Anthony S. R. Chesman, Sonia R. Raga, et al.. (2018). Effect of Grain Cluster Size on Back‐Contact Perovskite Solar Cells. Advanced Functional Materials. 28(45). 40 indexed citations

10.

Remeika, Mikas, Sonia R. Raga, Shijin Zhang, & Yabing Qi. (2017). Transferrable optimization of spray-coated PbI₂ films for perovskite solar cell fabrication. Journal of Materials Chemistry A. 5(12). 5709–5718. 57 indexed citations

11.

Qi, Yabing, Sonia R. Raga, & Luis K. Ono. (2016). Rapid Perovskite Formation by CH 3 NH 2 Gas-Induced Intercalation and Reaction of PbI 2. The Japan Society of Applied Physics. 1 indexed citations

12.

Raga, Sonia R. & Yabing Qi. (2016). The Effect of Impurities on the Impedance Spectroscopy Response of CH₃NH₃PbI₃ Perovskite Solar Cells. The Journal of Physical Chemistry C. 120(50). 28519–28526. 39 indexed citations

13.

Jung, Min‐Cherl, Young Mi Lee, Han-Koo Lee, et al.. (2016). The presence of CH3NH2 neutral species in organometal halide perovskite films. Applied Physics Letters. 108(7). 58 indexed citations

14.

Wang, Shenghao, Luis K. Ono, Matthew R. Leyden, et al.. (2015). Smooth perovskite thin films and efficient perovskite solar cells prepared by the hybrid deposition method. Journal of Materials Chemistry A. 3(28). 14631–14641. 136 indexed citations

15.

Ono, Luis K., Sonia R. Raga, Mikas Remeika, et al.. (2015). Pinhole-free hole transport layers significantly improve the stability of MAPbI₃-based perovskite solar cells under operating conditions. Journal of Materials Chemistry A. 3(30). 15451–15456. 124 indexed citations

16.

Leyden, Matthew R., Michael V. Lee, Sonia R. Raga, & Yabing Qi. (2015). Large formamidinium lead trihalide perovskite solar cells using chemical vapor deposition with high reproducibility and tunable chlorine concentrations. Journal of Materials Chemistry A. 3(31). 16097–16103. 172 indexed citations

17.

Kato, Yuichi, Luis K. Ono, Michael V. Lee, et al.. (2015). Silver Iodide Formation in Methyl Ammonium Lead Iodide Perovskite Solar Cells with Silver Top Electrodes. Advanced Materials Interfaces. 2(13). 715 indexed citations breakdown →

18.

Leyden, Matthew R., Luis K. Ono, Sonia R. Raga, et al.. (2014). High performance perovskite solar cells by hybrid chemical vapor deposition. Journal of Materials Chemistry A. 2(44). 18742–18745. 300 indexed citations

19.

Ripollés, Teresa S., Hui-Ping Wu, Hsuan‐Wei Lee, et al.. (2012). Design and characterization of alkoxy-wrapped push–pull porphyrins for dye-sensitized solar cells. Chemical Communications. 48(36). 4368–4368. 102 indexed citations

20.

Li, Tina C., Francisco Fabregat‐Santiago, Omar K. Farha, et al.. (2011). SiO₂ Aerogel Templated, Porous TiO₂ Photoanodes for Enhanced Performance in Dye-Sensitized Solar Cells Containing a Ni(III)/(IV) Bis(dicarbollide) Shuttle. The Journal of Physical Chemistry C. 115(22). 11257–11264. 36 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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