Sandra Schujman

2.3k total citations · 1 hit paper
47 papers, 1.6k citations indexed

About

Sandra Schujman is a scholar working on Materials Chemistry, Condensed Matter Physics and Electrical and Electronic Engineering. According to data from OpenAlex, Sandra Schujman has authored 47 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Materials Chemistry, 21 papers in Condensed Matter Physics and 21 papers in Electrical and Electronic Engineering. Recurrent topics in Sandra Schujman's work include GaN-based semiconductor devices and materials (19 papers), Acoustic Wave Resonator Technologies (12 papers) and Semiconductor materials and devices (9 papers). Sandra Schujman is often cited by papers focused on GaN-based semiconductor devices and materials (19 papers), Acoustic Wave Resonator Technologies (12 papers) and Semiconductor materials and devices (9 papers). Sandra Schujman collaborates with scholars based in United States, Germany and Brazil. Sandra Schujman's co-authors include Glen A. Slack, George S. Nolas, J. L. Cohn, L. J. Schowalter, J. Smart, Kenneth E. Morgan, Robert T. Bondokov, Stephan G. Mueller, R. Gaška and M. C. Wood and has published in prestigious journals such as Applied Physics Letters, Journal of Applied Physics and Chemistry of Materials.

In The Last Decade

Sandra Schujman

44 papers receiving 1.6k 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.

Semiconducting Ge clathrates: Promising candidates for thermoelectric applications

1998 813 citations George S. Nolas, J. L. Cohn et al. Applied Physics Letters profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Sandra Schujman United States	15	1.1k	667	487	380	344	47	1.6k
M. J. Skove United States	22	726 0.7×	409 0.6×	536 1.1×	308 0.8×	167 0.5×	91	1.4k
N.V. Chandra Shekar India	21	1.1k 1.1×	443 0.7×	322 0.7×	267 0.7×	60 0.2×	132	1.5k
H. M. Tütüncü United Kingdom	20	863 0.8×	603 0.9×	572 1.2×	331 0.9×	89 0.3×	135	1.5k
Yuji Kagamitani Japan	19	501 0.5×	500 0.7×	314 0.6×	449 1.2×	127 0.4×	43	995
A.J. Neves Portugal	21	1.4k 1.3×	265 0.4×	320 0.7×	564 1.5×	176 0.5×	97	1.6k
Adolph L. Micheli United States	23	1.4k 1.3×	413 0.6×	890 1.8×	501 1.3×	597 1.7×	45	1.8k
Feng Liang China	18	478 0.4×	922 1.4×	445 0.9×	415 1.1×	476 1.4×	193	1.6k
F. Eichhorn Germany	19	866 0.8×	111 0.2×	206 0.4×	518 1.4×	148 0.4×	84	1.2k
Yoshihiro Gohda Japan	18	1.1k 1.0×	286 0.4×	528 1.1×	422 1.1×	78 0.2×	69	1.6k
Mayanak K. Gupta India	21	1.2k 1.1×	262 0.4×	408 0.8×	660 1.7×	64 0.2×	128	1.6k

Countries citing papers authored by Sandra Schujman

Since Specialization

Citations

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

Fields of papers citing papers by Sandra Schujman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sandra Schujman

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

Koirala, Krishna Prasad, Zihua Zhu, Mingzhao Liu, et al.. (2025). Tailoring the Physicochemical Properties of Nb Thin Films via Surface Engineering Methods. ACS Applied Materials & Interfaces. 17(16). 24502–24512.

Beckmann, Karsten, Natalya Tokranova, Sandra Schujman, et al.. (2024). Investigation of the effect of oxygen partial pressure during reactive sputtering of tantalum oxide resistive random access memory switching layer. Materials Science in Semiconductor Processing. 186. 109060–109060.

Gong, Haibo, Vadim Tokranov, Kevin Brew, et al.. (2023). Three Programming States in Bilayer Ga–Sb Phase Change Memory With AlO_x Diffusion Barrier. IEEE Transactions on Electron Devices. 70(7). 3511–3516. 2 indexed citations

Kar, Soumen, et al.. (2023). Chemical mechanical planarization for Ta-based superconducting quantum devices. Journal of Vacuum Science & Technology B Nanotechnology and Microelectronics Materials Processing Measurement and Phenomena. 41(3). 6 indexed citations

Kar, Soumen, Stephen C. Olson, Jakub Nalaskowski, et al.. (2023). Copper Encapsulated Ultra-Thin NbN Films and Damascene Structures on 300 mm Si Wafers. IEEE Transactions on Applied Superconductivity. 33(5). 1–5. 2 indexed citations

Gong, Haibo, Vadim Tokranov, Michail M. Yakimov, et al.. (2022). Electrical and structural properties of binary Ga–Sb phase change memory alloys. Journal of Applied Physics. 132(3). 3 indexed citations

Gong, Haibo, Vadim Tokranov, Michail M. Yakimov, et al.. (2021). Bilayer Ga-Sb Phase Change Memory with Intermediate Resistance State. 1–2. 2 indexed citations

Schujman, Sandra, et al.. (2014). Structure evolution in CIGS deposition: An X-ray diffraction analysis with Rietveld whole-pattern refinement. 1691–1695. 2 indexed citations

Dwyer, Daniel J., et al.. (2013). Selenium flux effects on Cu(In, Ga)Se<inf>2</inf> growth rate, and control by in-line X-ray fluorescence. 1957–1960. 3 indexed citations

10.

Bondokov, Robert T., Stephan G. Mueller, Kenneth E. Morgan, et al.. (2008). Large-area AlN substrates for electronic applications: An industrial perspective. Journal of Crystal Growth. 310(17). 4020–4026. 113 indexed citations

11.

Silveira, E. F. da, Jaime A. Freitas, Sandra Schujman, & L. J. Schowalter. (2008). AlN bandgap temperature dependence from its optical properties. Journal of Crystal Growth. 310(17). 4007–4010. 63 indexed citations

12.

Schowalter, L. J., Sandra Schujman, Mark S. Goorsky, et al.. (2006). Development of native, single crystal AlN substrates for device applications. physica status solidi (a). 203(7). 1667–1671. 18 indexed citations

13.

Schujman, Sandra, L. J. Schowalter, Wayne Liu, & J. Smart. (2006). Very low dislocation density AlN substrates for device applications. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 6121. 61210K–61210K. 5 indexed citations

14.

Čiplys, D., et al.. (2004). Electromechanical coupling coefficient for surface acoustic waves in single-crystal bulk aluminum nitride. Applied Physics Letters. 84(23). 4611–4613. 57 indexed citations

15.

Schujman, Sandra & Glen A. Slack. (2003). Getting rid of acoustic phonons in heat transport. 213. 213–216.

16.

Biswas, Sujit K., Sandra Schujman, Róbert Vajtai, et al.. (2002). AFM-based Electrical Characterization of Nano-structures. MRS Proceedings. 761. 2 indexed citations

17.

Schujman, Sandra, George S. Nolas, R. A. Young, et al.. (2000). Structural analysis of Sr8Ga16Ge30 clathrate compound. Journal of Applied Physics. 87(3). 1529–1533. 32 indexed citations

18.

Schujman, Sandra, et al.. (1998). Analysis of Antimony-Tin-Based Skutterudites. MRS Proceedings. 545. 1 indexed citations

19.

Nolas, George S., J. L. Cohn, Glen A. Slack, & Sandra Schujman. (1998). Semiconducting Ge clathrates: Promising candidates for thermoelectric applications. Applied Physics Letters. 73(2). 178–180. 813 indexed citations breakdown →

20.

Schujman, Sandra, et al.. (1997). Self-assembled InAs islands on GaAs(1̄1̄1̄) substrates. Surface Science. 385(2-3). L965–L970. 11 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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