Advancements in mechanical Raman spectroscopy for applications in energetic materials

A Dhiman, NS Lewis, T Dillard, M Sudarshan… - Energetic Materials …, 2021 - Elsevier
This paper aims to provide a detailed review of the fundamentals and applications of
mechanical Raman spectroscopy in the field of energetic materials. Firstly, the principle …

High-strain rate spall strength measurement for CoCrFeMnNi high-entropy alloy

A Ehler, A Dhiman, T Dillard, R Dingreville, E Barrick… - Metals, 2022 - mdpi.com
In this study, we experimentally investigate the high stain rate and spall behavior of Cantor
high-entropy alloy (HEA), CoCrFeMnNi. First, the Hugoniot equations of state (EOS) for the …

Microscale analysis of stress wave propagation through plastic bonded explosives under micro-sphere shock impact

A Dhiman, A Olokun, V Tomar - Journal of Dynamic Behavior of Materials, 2021 - Springer
In this article, material stress during microscale shock wave propagation through hydroxyl-
terminated polybutadiene (HTPB) binder and polycrystalline cyclotetramethylene …

Visualizing shock induced thermo-mechanical change at Bi-crystal interface using laser array based nano-second Raman spectral imaging

A Dhiman, TA Dillard, A Ehler, S Karmarkar… - Journal of Dynamic …, 2023 - Springer
Under shock compression, Raman spectroscopy (RS) requires signal acquisition in pico-to
nano-second time frames. Therefore, analysis under shock compression using RS requires …

Local shock properties measurement using time-resolved Raman spectroscopy

A Dhiman, NS Lewis, A Olokun… - EPJ Web of …, 2021 - epj-conferences.org
In this article, the dynamic response of a heterogeneous microstructure of polymer bonded
composite was analyzed to a short duration shock pulse. The composite microstructure …