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Generation of super-len gth optical needle by focusi ng hybridly polarize d vector beams through a dielectric interface
Generation super-len gth optical needle focusing hybridly polarize dvector beams dielectric interface
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2013/7/3
A super-length optical needle (~14λ) of strong transversally polarized field with homogeneous intensity along the optical axis and subdiffraction beam size ( ~0 .9λ) can be generated by focusing a hyb...