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Tip-Enhanced Raman Spectroscopy with High-Order Fiber Vector Beam Excitation
We investigated tip-enhanced Raman spectra excited by high-order fiber vector beams. Theoretical analysis shows that the high-order fiber vector beams have stronger longitudinal electric field components than linearly polarized light under tight focusing conditions. By introducing the high-order fib...
Autores principales: | , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
MDPI
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6263471/ https://www.ncbi.nlm.nih.gov/pubmed/30423922 http://dx.doi.org/10.3390/s18113841 |