Lin, W. C.W. C.LinHuang, H. J.H. J.HuangYang, C. W.C. W.YangHo, F. H.F. H.HoLin, W. Y.W. Y.LinTsai, D. P.D. P.Tsai2009-03-172018-06-282009-03-172018-06-281999http://ntur.lib.ntu.edu.tw//handle/246246/144988en-USMeasurements of the near-field intensity gradients using a tapping-mode near-field scanning optical microscopeconference paper