Distribution of non-linear relaxation times (DNLR) model

Model assumes:

 

·         (1) First order kinetics:

 

 

·        (2) An universal initial spectrum of independent relaxation times:


(3) Three-parameter non-linear (time dependent) relaxation times:

 

Procedure

·        Dynamic or isothermal measuring regime.

·        One measurement at a given heating rate, w+ or at a given temperature, Ta.

·        Then model parameters (ΔH*DNLR, ΔS*DNLR, KDNLR) could be determined by numerical non-linear curve fitting .

·        back