Figure 2.

a TEM image of single core/shell sub-microwire. b, c EDX patterns of the Cd4SiS6/SiO2 core/shell sub-microwires’ core and shell. d HRTEM image depicting the Cd4SiS6/SiO2 core/shell sub-microwire. e SAED pattern of the Cd4SiS6/SiO2 core/shell sub-microwire

Liu et al. Nanoscale Research Letters 2009 5:231-236   doi:10.1007/s11671-009-9470-z