Sefaattin Tongay

29.0k total citations · 11 hit papers
289 papers, 23.0k citations indexed

About

Sefaattin Tongay is a scholar working on Materials Chemistry, Electrical and Electronic Engineering and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Sefaattin Tongay has authored 289 papers receiving a total of 23.0k indexed citations (citations by other indexed papers that have themselves been cited), including 249 papers in Materials Chemistry, 166 papers in Electrical and Electronic Engineering and 68 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Sefaattin Tongay's work include 2D Materials and Applications (203 papers), Perovskite Materials and Applications (110 papers) and Graphene research and applications (76 papers). Sefaattin Tongay is often cited by papers focused on 2D Materials and Applications (203 papers), Perovskite Materials and Applications (110 papers) and Graphene research and applications (76 papers). Sefaattin Tongay collaborates with scholars based in United States, Japan and China. Sefaattin Tongay's co-authors include Junqiao Wu, Jingbo Li, Jian Zhou, Jun Kang, Jeffrey C. Grossman, Feng Wang, Chenhao Jin, Can Ataca, Joonki Suh and Changhyun Ko and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Sefaattin Tongay

273 papers receiving 22.5k citations

Hit Papers

Ultrafast charge transfer... 2012 2026 2016 2021 2014 2013 2012 2014 2013 500 1000 1.5k
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. Ultrafast charge transfer in atomically thin MoS2/WS2 heterostructures
    2014 1.9k citations Jonghwan Kim, Su‐Fei Shi et al. profile →
  2. Band offsets and heterostructures of two-dimensional semiconductors
    2013 1.4k citations Sefaattin Tongay et al. profile →
  3. Thermally Driven Crossover from Indirect toward Direct Bandgap in 2D Semiconductors: MoSe2 versus MoS2
    2012 1.2k citations Sefaattin Tongay et al. Nano Letters profile →
  4. Monolayer behaviour in bulk ReS2 due to electronic and vibrational decoupling
    2014 950 citations Sefaattin Tongay et al. profile →
  5. Defects activated photoluminescence in two-dimensional semiconductors: interplay between bound, charged and free excitons
    2013 902 citations Sefaattin Tongay et al. profile →
  6. Observation of moiré excitons in WSe2/WS2 heterostructure superlattices
    2019 849 citations Chenhao Jin, Emma C. Regan et al. profile →
  7. Tuning Interlayer Coupling in Large-Area Heterostructures with CVD-Grown MoS2 and WS2 Monolayers
    2014 692 citations Sefaattin Tongay et al. Nano Letters profile →
  8. Broad-Range Modulation of Light Emission in Two-Dimensional Semiconductors by Molecular Physisorption Gating
    2013 667 citations Sefaattin Tongay et al. Nano Letters profile →
  9. Doping against the Native Propensity of MoS2: Degenerate Hole Doping by Cation Substitution
    2014 598 citations Sefaattin Tongay et al. Nano Letters profile →
  10. Excitonic Linewidth Approaching the Homogeneous Limit in MoS2-Based van der Waals Heterostructures
    2017 450 citations Yuxia Shen, Takashi Taniguchi et al. profile →
  11. Imaging two-dimensional generalized Wigner crystals
    2021 254 citations Hongyuan Li, Emma C. Regan et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Sefaattin Tongay United States 69 19.9k 12.1k 3.6k 3.0k 2.3k 289 23.0k
Artem Mishchenko United Kingdom 43 18.9k 0.9× 9.8k 0.8× 5.4k 1.5× 4.1k 1.4× 2.3k 1.0× 88 23.1k
Ping‐Heng Tan China 65 17.1k 0.9× 10.1k 0.8× 3.6k 1.0× 3.5k 1.2× 2.5k 1.1× 261 20.9k
Sanjay K. Banerjee United States 45 14.7k 0.7× 10.9k 0.9× 3.8k 1.1× 5.3k 1.8× 2.0k 0.9× 424 19.5k
Jean‐Christophe Charlier Belgium 74 16.6k 0.8× 6.5k 0.5× 3.9k 1.1× 3.0k 1.0× 1.6k 0.7× 211 19.5k
Alexandra Carvalho Singapore 45 14.2k 0.7× 7.5k 0.6× 2.7k 0.7× 1.9k 0.6× 1.7k 0.7× 113 15.9k
Juan Carlos Idrobo United States 64 15.1k 0.8× 8.8k 0.7× 1.8k 0.5× 3.6k 1.2× 2.9k 1.2× 220 20.6k
Anlian Pan China 87 18.3k 0.9× 15.9k 1.3× 3.9k 1.1× 4.7k 1.6× 3.1k 1.3× 477 25.1k
Vincent Meunier United States 75 15.0k 0.8× 8.7k 0.7× 3.6k 1.0× 4.6k 1.5× 4.6k 1.9× 326 20.7k
Chuanhong Jin China 67 17.2k 0.9× 9.5k 0.8× 1.8k 0.5× 3.0k 1.0× 2.5k 1.1× 243 22.0k
Qing Hua Wang United States 30 15.4k 0.8× 8.1k 0.7× 1.9k 0.5× 2.9k 1.0× 1.6k 0.7× 54 17.5k

Countries citing papers authored by Sefaattin Tongay

Since Specialization
Citations

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

Fields of papers citing papers by Sefaattin Tongay

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sefaattin Tongay

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

All Works

20 of 20 papers shown
1.
Tuan, Dinh Van, Marko M. Petrić, Kenji Watanabe, et al.. (2025). Breakdown of the Static Dielectric Screening Approximation of Coulomb Interactions in Atomically Thin Semiconductors. ACS Nano. 19(4). 4269–4278. 5 indexed citations
2.
Li, Hongyuan, Mit H. Naik, Su-Di Chen, et al.. (2025). Imaging quantum melting in a disordered 2D Wigner solid. Science. 388(6748). 736–740. 3 indexed citations
3.
Genco, Armando, Chiara Trovatello, V. Shahnazaryan, et al.. (2025). Ultrafast Dynamics of Rydberg Excitons and Their Optically Induced Charged Complexes in Encapsulated WSe2 Monolayers. Nano Letters. 25(19). 7673–7681. 3 indexed citations
4.
Li, Hongyuan, Mit H. Naik, Zhenglu Li, et al.. (2024). Imaging moiré excited states with photocurrent tunnelling microscopy. Nature Materials. 23(5). 633–638. 16 indexed citations
5.
Cadore, Alisson R., Ioannis Paradisanos, Sandro Mignuzzi, et al.. (2024). Monolayer WS2 electro- and photo-luminescence enhancement by TFSI treatment. 2D Materials. 11(2). 25017–25017. 12 indexed citations
6.
Alexeev, Evgeny M., Xiaoli Wang, Run Long, et al.. (2024). Ultrafast Charge Transfer and Recombination Dynamics in Monolayer–Multilayer WSe2 Junctions Revealed by Time-Resolved Photoemission Electron Microscopy. ACS Nano. 18(3). 1931–1947. 12 indexed citations
7.
Ou, Yunbo, Xiaoyin Li, Jan Kopaczek, et al.. (2024). The Hard Ferromagnetism in FePS3 Induced by Non‐Magnetic Molecular Intercalation. SHILAP Revista de lepidopterología. 4(2).
8.
Hays, Patrick, et al.. (2024). Simultaneously Enhancing Brightness and Purity of WSe2 Single Photon Emitter Using High-Aspect-Ratio Nanopillar Array on Metal. Nano Letters. 24(40). 12461–12468. 3 indexed citations
9.
Hays, Patrick, Renee Sailus, Kenji Watanabe, et al.. (2023). Correlated insulator of excitons in WSe 2 /WS 2 moiré superlattices. Science. 380(6647). 860–864. 68 indexed citations
10.
Montblanch, Alejandro R.‐P., Mohammed Sayyad, Carola M. Purser, et al.. (2023). Identification of Exciton Complexes in Charge-Tunable Janus WSeS Monolayers. ACS Nano. 17(8). 7326–7334. 14 indexed citations
11.
Lian, Zhen, Yuze Meng, Lei Ma, et al.. (2023). Valley-polarized excitonic Mott insulator in WS2/WSe2 moiré superlattice. Nature Physics. 20(1). 34–39. 38 indexed citations
12.
Chen, Dongxue, Zhen Lian, Xiong Huang, et al.. (2022). Excitonic insulator in a heterojunction moiré superlattice. Nature Physics. 18(10). 1171–1176. 59 indexed citations
13.
Kutrowska-Girzycka, Joanna, Matthias Florian, Alexander Steinhoff, et al.. (2022). Exploring the effect of dielectric screening on neutral and charged-exciton properties in monolayer and bilayer MoTe2. Applied Physics Reviews. 9(4). 8 indexed citations
14.
Tongay, Sefaattin, et al.. (2020). Harnessing biological applications of quantum materials: opportunities and precautions. Journal of Materials Chemistry C. 8(31). 10498–10525. 6 indexed citations
15.
Iff, Oliver, Davide Tedeschi, Javier Martín‐Sánchez, et al.. (2019). Strain-Tunable Single Photon Sources in WSe2 Monolayers. Nano Letters. 19(10). 6931–6936. 99 indexed citations
16.
Li, Han, Kedi Wu, Sijie Yang, et al.. (2019). Anomalous phase transition behavior in hydrothermal grown layered tellurene. Nanoscale. 11(42). 20245–20251. 4 indexed citations
17.
Shen, Yuxia, Bohan Shan, Hui Cai, et al.. (2018). Ultimate Control over Hydrogen Bond Formation and Reaction Rates for Scalable Synthesis of Highly Crystalline vdW MOF Nanosheets with Large Aspect Ratio. Advanced Materials. 30(52). e1802497–e1802497. 44 indexed citations
18.
Yang, Shengxue, Chunguang Hu, Minghui Wu, et al.. (2018). In-Plane Optical Anisotropy and Linear Dichroism in Low-Symmetry Layered TlSe. ACS Nano. 12(8). 8798–8807. 80 indexed citations
19.
Jin, Chenhao, Jonghwan Kim, M. Iqbal Bakti Utama, et al.. (2018). Imaging of pure spin-valley diffusion current in WS 2 -WSe 2 heterostructures. Science. 360(6391). 893–896. 157 indexed citations
20.

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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Artem Mishchenko Breakdown of academic impact, for papers by Ping‐Heng Tan Breakdown of academic impact, for papers by Sanjay K. Banerjee Breakdown of academic impact, for papers by Jean‐Christophe Charlier Breakdown of academic impact, for papers by Alexandra Carvalho Breakdown of academic impact, for papers by Juan Carlos Idrobo Breakdown of academic impact, for papers by Anlian Pan Breakdown of academic impact, for papers by Vincent Meunier Breakdown of academic impact, for papers by Chuanhong Jin Breakdown of academic impact, for papers by Qing Hua Wang
Rankless by CCL
2026