Presentation
2 November 2016 Parabolic single-crystal diamond compound refractive lenses for coherent x-ray imaging (Conference Presentation)
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Abstract
We demonstrate parabolic single-crystal diamond compound refractive lenses [1] designed for coherent x-ray imaging resilient to extreme thermal and radiation loading expected from next generation light sources. To ensure the preservation of coherence and resilience, the lenses are manufactured from the highest-quality single-crystalline synthetic diamond material grown by a high-pressure high-temperature technique. Picosecond laser milling is applied to machine lenses to parabolic shapes with a ~1-micron precision and surface roughness. A compound refractive lens comprised of six lenses with a radius of curvature R=200 microns at the vertex of the parabola and a geometrical aperture A=900 microns focuses 10~keV x-ray photons from an undulator source at the Advanced Photon Source facility to a focal spot size of ~ 10x40 microns^2 with a gain factor of ~100.\\ [1] S. Terentyev, V. Blank, S. Polyakov, S. Zholudev, A. Snigirev, M. Polikarpov, T. Kolodziej, J. Qian, H. Zhou, and Yu. Shvyd'ko Applied Physics Letters 107, 111108 (2015); doi: 10.1063/1.4931357
Conference Presentation
© (2016) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Sergey Terentyev, Vladimir D. Blank, Sergey Polyakov, Sergey Zholudev, Anatoly A. Snigirev, Maxim Polikarpov, Tomasz Kolodziej, Jun Qian, Hua Zhou, and Yuri V. Shvyd'ko "Parabolic single-crystal diamond compound refractive lenses for coherent x-ray imaging (Conference Presentation)", Proc. SPIE 9963, Advances in X-Ray/EUV Optics and Components XI, 99630O (2 November 2016); https://doi.org/10.1117/12.2237159
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KEYWORDS
Lenses

Diamond

X-ray imaging

Photons

Lens design

Light sources

Manufacturing

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