Abstract

Aerodynamic levitation combined with laser beam heating has become an established technique for studying the structure of materials at ultra-high temperatures and under non-equilibrium conditions. This article briefly highlights some recent technical and scientific advancements in understanding the relationships between a material's behavior and its structure, investigated using diffraction methods. It focuses on three evolving frontiers: sophisticated sample environments for accessing metastable states and reactive chemistries, high-flux photon and neutron probes to reveal atomic structure, and advanced computational modeling frameworks. Free from contamination, containerless processing (levitation) can minimize heterogeneous nucleation at the interface, enabling access to deeply supercooled melts or providing insights into chemical processes, such as steelmaking, aerospace materials and ultra-high temperature ceramics manufacturing. Additionally, the study of highly radioactive materials, including plutonium oxide are now feasible, and recent advancements in machine learning methods can extract bonding information well beyond that obtained using standard diffraction analyses. The prospect for future opportunities is discussed with a focus on hyperbaric levitation to extend the range of extreme chemical conditions.

Department(s)

Materials Science and Engineering

Publication Status

Open Access

Comments

Advanced Scientific Computing Research, Grant DE-SC0024692

Keywords and Phrases

aerodynamic levitation; high temperature; hyperbaric; laser beam heating; pair distribution function; X-ray diffraction

International Standard Serial Number (ISSN)

2374-6149

Document Type

Article - Journal

Document Version

Final Version

File Type

text

Language(s)

English

Rights

© 2026 The Authors, All rights reserved.

Creative Commons Licensing

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

Publication Date

01 Jan 2026

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