$Hollow beam creation with continuous diffractive phase mask at PHELIX$

Hollow beam creation with continuous diffractive phase mask at PHELIX

We propose and demonstrate a method for shaping the focus of high intensity lasers into an annular or "donut" mode. The method, based on helical phase plates, has been implemented at the PHELIX laser facility.

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Bibliographische Detailangaben
Hauptverfasser:	Brabetz, C., Eisenbarth, U., Kester, O., Stoehlker, T., Cowan, T. E., Zielbauer, B., Bagnoud, V.
Format:	Tagungsbericht
Sprache:	eng
Schlagworte:	Laser beams Laser modes Laser noise Measurement by laser beam Optical diffraction Optical imaging Shape
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Beschreibung
Zusammenfassung:	We propose and demonstrate a method for shaping the focus of high intensity lasers into an annular or "donut" mode. The method, based on helical phase plates, has been implemented at the PHELIX laser facility.
ISSN:	2160-8989 2160-9004
DOI:	10.1364/CLEO_AT.2012.JTu1K.5