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Diffraction-attenuation resistant beams: their higher-order versions and finite-aperture generations

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Autor(es):
Zamboni-Rached, Michel ; Ambrosio, Leonardo A. ; Hernandez-Figueroa, Hugo E.
Número total de Autores: 3
Tipo de documento: Artigo Científico
Fonte: APPLIED OPTICS; v. 49, n. 30, p. 9-pg., 2010-10-20.
Resumo

Recently, a method for obtaining diffraction-attenuation resistant beams in absorbing media has been developed in terms of suitable superposition of ideal zero-order Bessel beams. In this work, we show that such beams keep their resistance to diffraction and absorption even when generated by finite apertures. Moreover, we shall extend the original method to allow a higher control over the transverse intensity profile of the beams. Although the method is developed for scalar fields, it can be applied to paraxial vector wave fields, as well. These new beams have many potential applications, such as in free-space optics, medical apparatus, remote sensing, and optical tweezers. (C) 2010 Optical Society of America (AU)

Processo FAPESP: 09/54494-9 - Viabilidade do uso de particulas metamateriais para manipulacao e aprisionamento opticos.
Beneficiário:Leonardo Andre Ambrosio
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado
Processo FAPESP: 05/51689-2 - Centro de Pesquisa em Óptica e Fotônica - UNICAMP (CEPOF-UNICAMP)
Beneficiário:Hugo Luis Fragnito
Modalidade de apoio: Auxílio à Pesquisa - Centros de Pesquisa, Inovação e Difusão - CEPIDs