Description

The long-term stability of bentonite at repository temperatures may be influenced by illitisation and cementation processes, which could reduce the swelling capacity and alter the cation-exchange capacity of the buffer.

OPA Category

Category as used in the OPA assessment

Bentonite buffer

OPA Number

Number as used in the OPA assessment

2.04

Waste Relevance

Classes of waste to which this FEP is relevant

SF/HLW

NEA V1 IFEP Reference(s)

Related IFEPs from the NEA V1 IFEP list from 1999

2.1.04, 2.1.09