fibrillar morphology

https://doi.org/10.1351/goldbook.FT07301
@MT07285@ in which phase domains have shapes with one dimension much larger than the other two dimensions.
Note:
Fibrillar phase domains have the appearance of fibres.
Source:
PAC, 2004, 76, 1985. (Definition of terms related to polymer blends, composites, and multiphase polymeric materials (IUPAC Recommendations 2004)) on page 2003 [Terms] [Paper]