@article {1586,
	title = {Self selected apex angle distribution of the nanotips},
	journal = { Appl. Phys. Lett.},
	volume = {89},
	year = {2006},
	pages = {143105-(1-3) },
	author = {S. Chattopadhyay and S. C. Shi and C. T. Wu and L. C. Chen and Chen, C. H. and K.H. Chen*}
}
