My dad and I published this paper this week in Archaeometry. It shows how you can avoid old wood effects when dating charcoal by using a bespoke Bayesian outlier model developed by my friends Mike Dee and Chris Ramsey a few years ago. We applied it to a Thai site.
doi.org/10.1111/arcm.70105
New radiocarbon determinations from rice grains and bamboo have been obtained from Non Ban Jak, Northeast Thailand. These, along with charcoal, date a late Iron Age building sequence. The results com...