Ella Sciamma-O’Brien

1.9k total citations · 1 hit paper
32 papers, 1.1k citations indexed

About

Ella Sciamma-O’Brien is a scholar working on Astronomy and Astrophysics, Atmospheric Science and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Ella Sciamma-O’Brien has authored 32 papers receiving a total of 1.1k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Astronomy and Astrophysics, 12 papers in Atmospheric Science and 5 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Ella Sciamma-O’Brien's work include Astro and Planetary Science (22 papers), Astrophysics and Star Formation Studies (17 papers) and Planetary Science and Exploration (9 papers). Ella Sciamma-O’Brien is often cited by papers focused on Astro and Planetary Science (22 papers), Astrophysics and Star Formation Studies (17 papers) and Planetary Science and Exploration (9 papers). Ella Sciamma-O’Brien collaborates with scholars based in United States, France and Germany. Ella Sciamma-O’Brien's co-authors include Farid Salama, Nathalie Carrasco, Guy Cernogora, A. Buch, C. Szopa, Hervé Cottin, P. Ehrenfreund, Louis Le Sergeant d’Hendecourt, Bernard Foing and Mark A. Sephton and has published in prestigious journals such as The Astrophysical Journal, The Astrophysical Journal Supplement Series and Astronomy and Astrophysics.

In The Last Decade

Ella Sciamma-O’Brien

31 papers receiving 1.0k 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.

Lunar and Planetary Science Conference

2013 475 citations Farid Salama, Ella Sciamma-O’Brien et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ella Sciamma-O’Brien United States	12	862	270	210	151	107	32	1.1k
Paul B. Rimmer United Kingdom	24	1.3k 1.5×	331 1.2×	170 0.8×	108 0.7×	81 0.8×	76	1.5k
G. Israël France	17	1.3k 1.5×	414 1.5×	333 1.6×	177 1.2×	180 1.7×	33	1.6k
A. Rotundi Italy	24	1.6k 1.9×	227 0.8×	123 0.6×	155 1.0×	155 1.4×	137	1.9k
N. Fray France	20	1.1k 1.2×	329 1.2×	399 1.9×	287 1.9×	163 1.5×	56	1.4k
Sarah M. Hörst United States	23	1.2k 1.4×	568 2.1×	301 1.4×	209 1.4×	172 1.6×	70	1.5k
Wing‐Huen Ip Taiwan	26	1.8k 2.1×	253 0.9×	114 0.5×	241 1.6×	127 1.2×	104	2.0k
J. Haberman United States	7	1.3k 1.5×	536 2.0×	231 1.1×	145 1.0×	170 1.6×	10	1.5k
P. Palumbo Italy	26	1.7k 2.0×	297 1.1×	121 0.6×	197 1.3×	83 0.8×	149	1.9k
Cyril Simon Wedlund France	21	921 1.1×	203 0.8×	101 0.5×	231 1.5×	26 0.2×	81	1.1k
O. M. Umurhan United States	22	1.3k 1.5×	338 1.3×	67 0.3×	64 0.4×	70 0.7×	89	1.5k

Countries citing papers authored by Ella Sciamma-O’Brien

Since Specialization

Citations

This map shows the geographic impact of Ella Sciamma-O’Brien'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 Ella Sciamma-O’Brien with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ella Sciamma-O’Brien more than expected).

Fields of papers citing papers by Ella Sciamma-O’Brien

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ella Sciamma-O’Brien. 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 Ella Sciamma-O’Brien. The network helps show where Ella Sciamma-O’Brien may publish in the future.

Co-authorship network of co-authors of Ella Sciamma-O’Brien

This figure shows the co-authorship network connecting the top 25 collaborators of Ella Sciamma-O’Brien. A scholar is included among the top collaborators of Ella Sciamma-O’Brien 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 Ella Sciamma-O’Brien. Ella Sciamma-O’Brien 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

Hróðmarsson, Helgi Rafn, Isabel Aleman, Alessandra Candian, et al.. (2025). The AstroPAH 10 Years of Science Review. Space Science Reviews. 221(4). 5 indexed citations

Sciamma-O’Brien, Ella, Enric Garcia‐Caurel, J.-B. Brubach, et al.. (2025). Refractive indices of photochemical haze analogs for Solar System and exoplanet applications: A cross-laboratory comparative study between the PAMPRE and COSmIC experimental setups. Astronomy and Astrophysics. 706. A167–A167.

Sciamma-O’Brien, Ella, et al.. (2024). In an exoplanet atmosphere far, far away. Nature Reviews Chemistry. 8(3). 157–158. 1 indexed citations

Yu, Xinting, et al.. (2023). Material Properties of Organic Liquids, Ices, and Hazes on Titan. The Astrophysical Journal Supplement Series. 266(2). 30–30. 11 indexed citations

Sciamma-O’Brien, Ella, T. L. Roush, P. Rannou, David Dubois, & Farid Salama. (2023). First Optical Constants of Laboratory-generated Organic Refractory Materials (Tholins) Produced in the NASA Ames COSmIC Facility from the Visible to the Near Infrared (0.4–1.6 μm): Application to Titan’s Aerosols. The Planetary Science Journal. 4(7). 121–121. 4 indexed citations

Garcia‐Caurel, Enric, Ella Sciamma-O’Brien, Nathalie Carrasco, et al.. (2023). Optical constants of exoplanet haze analogs from 0.3 to 30 µm: Comparative sensitivity between spectrophotometry and ellipsometry. Astronomy and Astrophysics. 682. A6–A6. 5 indexed citations

Yu, Xinting, Ella Sciamma-O’Brien, Chao He, et al.. (2022). A Cross-laboratory Comparison Study of Titan Haze Analogs: Surface Energy. The Planetary Science Journal. 3(1). 2–2. 5 indexed citations

Dubois, David, Laura T. Iraci, E. L. Barth, et al.. (2021). Investigating the Condensation of Benzene (C₆H₆) in Titan’s South Polar Cloud System with a Combination of Laboratory, Observational, and Modeling Tools. The Planetary Science Journal. 2(4). 121–121. 6 indexed citations

Roser, Joseph, Ella Sciamma-O’Brien, Richard Cartwright, et al.. (2021). Optical Constants of Outer Solar System Materials and Radiative Transfer Modeling. 53(4). 1 indexed citations

10.

Nuevo, Michel, Ella Sciamma-O’Brien, Scott A. Sandford, et al.. (2021). The Titan Haze Simulation (THS) experiment on COSmIC. Part III. XANES study of laboratory analogs of Titan tholins. Icarus. 376. 114841–114841. 12 indexed citations

11.

Gavilan, Lisseth, et al.. (2020). Low-temperature Formation of Carbonaceous Dust Grains from PAHs. The Astrophysical Journal. 889(2). 101–101. 34 indexed citations

12.

Sciamma-O’Brien, Ella & Farid Salama. (2020). Characterization of Cosmic Grain Analogs Formed at Low Temperature from Small Hydrocarbon Precursors in the NASA Ames COSmIC Facility. The Astrophysical Journal. 905(1). 45–45. 9 indexed citations

13.

Sciamma-O’Brien, Ella, Alexander W. Raymond, David Dubois, Eric Mazur, & Farid Salama. (2019). The Titan haze simulation experiment: Investigating Titan’s low-temperature atmospheric chemistry in a pulsed plasma jet expansion. Proceedings of the International Astronomical Union. 15(S350). 410–411. 2 indexed citations

14.

Sciamma-O’Brien, Ella, et al.. (2019). C₆H₆ condensation on Titan’s stratospheric aerosols: An integrated laboratory, modeling and experimental approach. Proceedings of the International Astronomical Union. 15(S350). 189–192. 1 indexed citations

15.

Bejaoui, Salma, Farid Salama, & Ella Sciamma-O’Brien. (2015). Absorption and Laser Induced Fluorescence Spectroscopy of Neutral Polycyclic Aromatic Hydrocarbons in Argon matrices. Proceedings of the International Astronomical Union. 11(A29A). 1 indexed citations

16.

Sciamma-O’Brien, Ella, et al.. (2014). The Titan Aerosol Simulants Produced at Low Temperature in the Titan Haze Simulation Experiment at NASA Ames: A Closer Analog of Titan's Aerosols?. 1774. 4019. 1 indexed citations

17.

Hörst, Sarah M., R. V. Yelle, A. Buch, et al.. (2012). Formation of Amino Acids and Nucleotide Bases in a Titan Atmosphere Simulation Experiment. Astrobiology. 12(9). 809–817. 123 indexed citations

18.

Vuitton, V., Jean-Yves Bonnet, R. Thissen, et al.. (2010). Very high resolution mass spectrometry of HCN polymers and tholins. Faraday Discussions. 147. 495–495. 46 indexed citations

19.

Sciamma-O’Brien, Ella, Nathalie Carrasco, C. Szopa, A. Buch, & Guy Cernogora. (2010). Titan’s atmosphere: An optimal gas mixture for aerosol production?. Icarus. 209(2). 704–714. 71 indexed citations

20.

Sciamma-O’Brien, Ella, Roger D. Bengtson, W. L. Rowan, et al.. (2008). Method to estimate the electron temperature and neutral density in a plasma from spectroscopic measurements using argon atom and ion collisional-radiative models. Review of Scientific Instruments. 79(10). 10E324–10E324. 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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