108363.fig.004a
(a)
108363.fig.004b
(b)
108363.fig.004c
(c)
108363.fig.004d
(d)
Figure 4: (a, b) Temperature and specific volume versus time for cooling and heating cycle from hysteresis study, for DH1 and DH3, respectively. (c), (d) Scatter plots of specific volume versus temperature for a heating and cooling cycle, showing hysteresis, for DH1 and DH3, respectively.