12 minutes ago, retired baker said:
Senior engineer for premier biscuit chocolates in the UK, its a division of cadbury.
This is from memory from our conversation 20 yrs ago, I think the basic idea is correct....best as I recall.
Unfortunately not - if you are referring to a crystallization process, no electron transitions or photon emissions take place.
You can measure the latent heat of crystallization accurately in a calorimeter, and I would suggest that this might be the underlying principle of that German tool you are referencing.
