Figure 4.

Temperature dependences of a lattice parameter and b thermal expansion coefficient of sample SL2 for the first time high-temperature XRD measurement (1st), the second time measurement (2nd) and after annealing treatment (annealed)

Dou et al. Nanoscale Research Letters 2010 5:1118-1123   doi:10.1007/s11671-010-9611-4