ZUFFI, ARMANDO V.F.ALMEIDA, ANDREIA A.VIEIRA JUNIOR, NILSON D.SAMAD, RICARDO E.2018-12-112018-12-11ZUFFI, ARMANDO V.F.; ALMEIDA, ANDREIA A.; VIEIRA JUNIOR, NILSON D.; SAMAD, RICARDO E. Below threshold harmonics beams characterization using the knife-edge technique. In: LATIN AMERICA OPTICS AND PHOTONICS CONFERENCE, November 12-15, 2018, Lima, Peru. <b>Resumo expandido...</b> DisponÃvel em: http://repositorio.ipen.br/handle/123456789/29358.http://repositorio.ipen.br/handle/123456789/29358Using the knife-edge method we have measured gas generated BTH beams sizes in the VUV region and calculated their divergences, geometrically characterizing this light source.openAccessBelow threshold harmonics beams characterization using the knife-edge techniqueResumo de eventos cientÃficosaguardandohttps://orcid.org/0000-0001-7762-8961https://orcid.org/0000-0003-0092-9357