Bond, KristinaEichelberger, Davis2019-06-192019-06-192008-03-20Bond, K., 2008. Percolation of Fibrous and Bimodal Fillers in Thermoreversible Gelcast Aluminum Oxide. Journal of Undergraduate Materials Research, 3. DOI: http://doi.org/10.21061/jumr.v3i0.08081934-7677http://hdl.handle.net/10919/90328A novel pore morphology was developed by addition of fugitive fibers to a thermoreversible gel slurry to induce pores in alumina (Al2 O3 ) samples.Through density measurements by the Archimedes’ method and SEM images the percolation threshold for fibers with aspect ratios of 37 and 120 was found to be less than 1 vol% fibers.Introducing two spherical fillers with different diameters (3.5:1 diameter ratio) to create bimodal filler has a small effect on the percolation threshold, if any.More research is needed to understand the effect of bimodal fillers on the pore morphology.6 pages280.27 KBapplication/pdfapplication/zipenIn CopyrightMaterials ScienceBimodal FillersAluminaArticleVirginia Tech Department of Materials Science and Engineeringhttps://doi.org/10.21061/jumr.v3i0.0808312578-9570