Fig. 8 SEM photographs of pure epoxy resin (EP) and epoxy composite (WS) breakthroughs, mag. ×400
Kamila Salasinska, Mateusz Barczewski, Rafał Górny, Arkadiusz Kloziński
CC BY 4.0
Kamila Salasinska et. al. "Evaluation of highly filled epoxy composites modified with walnut shell waste filler", Polymer Bulletin <a rel="nofollow" class="external text" href="https://doi.org/10.1007/s00289-017-2163-3">doi:10.1007/s00289-017-2163-3</a>