peteroznewman
Bbp_participant
You research the published literature. Here is a Google Scholar search result:
https://scholar.google.com/scholar?hl=en&as_sdt=0%2C33&q=thermo-physical+properties+lithium-ion+lithium+polymer+batteries
I hope you will find something useful there. This one looks promising:
https://oaktrust.library.tamu.edu/bitstream/handle/1969.1/161635/NARULA-THESIS-2017.pdf?sequence=1