files with names like PyAg_@@@K_L-dep.txt contain the electrode separation, the measured voltage, the error in the measured voltage
files with names like PyAg_@@@K_L-dep_non-linear_S_fit contain the fit to the temperatures converted from the measured voltages
files with names like PyAg_@@@K_L-dep_non-linear_S_T_L  contain the temperatures converted from the measured voltages