@article {10417, title = {Field emission of GaN-filled carbon nanotubes: High and stable emission, current}, journal = {Journal of Nanoscience and Nanotechnology}, year = {2007}, pages = {1080-1083}, doi = {10.1166/jnn.2007.413}, url = {http://www.ncbi.nlm.nih.gov/pubmed/17450880}, author = {L. Liao and J.C. Lie and C. Liu and Z. Xu and W.L. Wang and S. Liu and X.D. Bai and E.G. Wang} }