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| Stefanos Pantelides | |
|---|---|
| Name | Stefanos Pantelides |
| Fields | Nanotechnology; Materials Science; Physics; Engineering |
| Workplaces | Vanderbilt University; Oak Ridge National Laboratory; University of Maryland; Texas A&M University |
| Alma mater | Imperial College London; University of Cambridge |
| Known for | Defect engineering in two-dimensional materials; scanning probe microscopy; nanoscale device physics |
Stefanos Pantelides is a physicist and materials scientist known for pioneering work on defects, transport, and device applications in low-dimensional materials. He has held faculty and research positions at major research universities and national laboratories, contributing to the development of scanning probe methodologies and predictive theories for point defects in semiconductors and two-dimensional crystals. His work bridges experimental microscopy, computational materials science, and device-level engineering.
Pantelides was educated in the United Kingdom and received degrees that combined theoretical and experimental training at institutions with strong programs in condensed matter physics. His formative studies involved collaborations with researchers at Imperial College London and University of Cambridge, where he gained experience relevant to nanoscience and semiconductor physics. During this period he developed expertise in techniques that later informed contributions at facilities such as Oak Ridge National Laboratory and research collaborations with groups affiliated with Vanderbilt University and Texas A&M University.
Pantelides's academic appointments include faculty roles and research scientist positions at universities and national laboratories noted for materials research. He has been associated with departments and centers at Vanderbilt University, where interdisciplinary work spans engineering and physical sciences, and has collaborated with researchers at Oak Ridge National Laboratory and the National Institute of Standards and Technology. His career path features joint appointments and visiting positions that connected him to programs at University of Maryland and collaborative initiatives with Argonne National Laboratory and Lawrence Berkeley National Laboratory. He has supervised graduate students and postdoctoral researchers who proceeded to roles at institutions such as Massachusetts Institute of Technology, Stanford University, University of California, Berkeley, and industrial research labs including IBM Research and Intel.
Pantelides is noted for advancing understanding of point defects, impurity states, and charge transport in low-dimensional and bulk materials. He contributed to experimental and theoretical studies on vacancy and substitutional defects in two-dimensional crystals like graphene, hexagonal boron nitride, and transition metal dichalcogenides such as molybdenum disulfide and tungsten diselenide. His research combined scanning probe techniques—related to scanning tunneling microscopy and atomic force microscopy—with first-principles calculations grounded in methods used at Cambridge and Imperial College research groups. Work attributed to him elucidated defect-induced midgap states, charge trapping, and their consequences for device characteristics in field-effect devices similar to those developed at Samsung and TSMC research collaborations.
He also played a role in developing approaches for defect engineering to tailor electronic, optical, and catalytic properties, relevant to applications pursued by teams at National Renewable Energy Laboratory and Los Alamos National Laboratory. Pantelides's investigations addressed interfaces and contacts in nanoscale devices, linking to fabrication and characterization advances at facilities including Center for Nanoscale Materials and MIT Lincoln Laboratory. Collaborative projects explored radiation effects and ion-beam modification, connecting to studies at European Organization for Nuclear Research and national accelerator centers.
Pantelides has received recognition from professional societies and research institutions for contributions to nanoscience and materials physics. Honors include research awards and fellowships associated with national laboratories and academic societies such as American Physical Society and interdisciplinary centers connected to National Science Foundation initiatives. His leadership in collaborative projects earned invitations to speak at major conferences organized by Materials Research Society, Institute of Electrical and Electronics Engineers, and international symposia hosted by International Union of Pure and Applied Physics affiliates.
- Pantelides, S., et al., studies of defect states in graphene and hexagonal boron nitride published in journals reaching audiences across Materials Research Society and American Chemical Society readerships. - Pantelides, S., collaborative articles on scanning probe characterization and theory of point defects appearing in periodicals associated with Institute of Physics and Elsevier-published titles. - Conference proceedings and invited chapters contributed to volumes from meetings of IEEE and MRS on two-dimensional materials, device integration, and nanoscale measurement standards at organizations like NIST.
Outside the laboratory, Pantelides has been involved in outreach and education initiatives that connect research in nanotechnology with broader audiences. He has participated in public lectures alongside programs run by institutions such as Smithsonian Institution and university outreach partnerships with Girl Scouts of the USA and local science festivals. He has engaged in mentorship networks linked to graduate training programs overseen by agencies including NSF and collaborative education efforts with industry partners like IBM and Intel to promote workforce development in nanoscience.
Category:Physicists Category:Materials scientists Category:Nanotechnologists