Viscoelastic properties during heating
For the purposes of investigating the structural changes that
take place in the different muffin batters during heating, the
viscoelastic properties were studied from 25 C to 95 C (the
maximum temperature achieved by the heating system). The
evolution of the complex modulus jG*j and tand of the different
batters is presented in Fig. 2. This time-temperature protocol is not
equal to the one applied in the oven (16 min at 175 C), but was
selected so as to provide enough time to distinguish the different
structural events, and is considered a valuable tool with which to
understand the performance of the different samples during
heating.