Open Access Paper
4 November 2004 Beryllium parabolic refractive x-ray lenses
Bruno Lengeler, Christian G. Schroer, Marion Kuhlmann, Boris Benner, Til Florian Gunzler, Olga Kurapova, Federico Zontone, Anatoly A. Snigirev, Irina I. Snigireva
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Abstract
Parabolic refractive x-ray lenses are novel optical components for the hard x-ray range from about 5 keV to about 120 keV. They focus in both directions. They are compact, robust, and easy to align and to operate. They can be used like glass lenses are used for visible light, the main difference being that the numerical aperture N A is much smaller than 1 (of order 10-4 to 10-3). Their main applications are in micro- and nanofocusing, in imaging by absorption and phase contrast. In combination with tomography they allow for 3-dimensional imaging of opaque media with sub-micrometer resolution. Finally, they can be used in speckle spectroscopy by means of coherent x-ray scattering. Beryllium as lens material strongly enhances the transmission and the field of view as compared to aluminium. With increased N A the lateral resolution is also considerably improved with Be lenses. References to a number of applications are given.
© (2004) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Bruno Lengeler, Christian G. Schroer, Marion Kuhlmann, Boris Benner, Til Florian Gunzler, Olga Kurapova, Federico Zontone, Anatoly A. Snigirev, and Irina I. Snigireva "Beryllium parabolic refractive x-ray lenses", Proc. SPIE 5539, Design and Microfabrication of Novel X-Ray Optics II, (4 November 2004); https://doi.org/10.1117/12.559743
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Cited by 5 scholarly publications.
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KEYWORDS
Lenses

X-rays

Beryllium

X-ray imaging

Aluminum

Image resolution

Nickel

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