An irreversible expansion of some carbon artifacts during graphitization heat treatment between 1650 and 2700 K.
Note:
Puffing is caused by the release of heteroatoms, for instance sulfur atoms, from the @C01142@ in @A00472@ with specific microstructural rearrangements.
Source:
PAC, 1995, 67, 473. 'Recommended terminology for the description of carbon as a solid (IUPAC Recommendations 1995)' on page 502 (https://doi.org/10.1351/pac199567030473)