Figure 1.

a TEM image of PECVD-grown CNTs. b TEM image of ALD ZnO-coated CNTs. c and d SEM images of ALD ZnO-coated CNTs. e TEM image of ALD AlxOy-coated CNTs

Li et al. Nanoscale Research Letters 2010 5:1836-1840   doi:10.1007/s11671-010-9721-z