Journal ArticleDOI
Diffractive and refractive X-ray optics for microanalysis applications
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TLDR
In this paper, a variety of diffractive and refractive X-ray lenses for micro focusing applications at synchrotron beam lines is presented, covering a photon energy range from approximately 250 eV up to 50 keV.About:
This article is published in Spectrochimica Acta Part B: Atomic Spectroscopy.The article was published on 2004-10-08. It has received 11 citations till now. The article focuses on the topics: Zone plate & X-ray optics.read more
Citations
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Journal ArticleDOI
Elemental and Chemically Specific X-ray Fluorescence Imaging of Biological Systems
M. Jake Pushie,Ingrid J. Pickering,Malgorzata Korbas,Malgorzata Korbas,Mark J. Hackett,Graham N. George +5 more
TL;DR: X-ray fluorescence imaging is a powerful technique that can be used to determine elemental and chemical species distributions at a range of spatial resolutions within samples of biological tissues, and the technique is capable of determining metal and nonmetal distributions on a variety of length scales.
Journal ArticleDOI
Small-angle options of the upgraded ultrasmall-angle x-ray scattering beamline BW4 at HASYLAB
Stephan V. Roth,Ralph Döhrmann,Martin Dommach,Marion Kuhlmann,I. Kröger,Rainer Gehrke,H. Walter,Christian G. Schroer,B. Lengeler,Peter Müller-Buschbaum +9 more
TL;DR: In this paper, the authors present the upgrade and status of the ultrasmall-angle x-ray scattering (USAXS) beamline BW4 at the Hamburg Synchrotronstrahlungslabor in order to extend the accessible scattering vector range.
Journal ArticleDOI
Microfabrication of X-ray Optics by Metal Assisted Chemical Etching: A Review.
TL;DR: The review provides researchers and engineers with an extensive and updated understanding of the principles and applications of MacEtch as a new technology for X-ray optics fabrication.
Book ChapterDOI
Practical Application of Synchrotron-Based Hard X-Ray Microprobes in Soil Sciences
TL;DR: Hard X-ray microprobes (HXRM) as mentioned in this paper have been developed for the characterization of elemental abundances and speciation in minute samples that are heterogeneous at the submicrometer scale.
Journal ArticleDOI
Experimental evaluation of X-ray optics applied for microanalysis
D. Wegrzynek,D. Wegrzynek,R. Mroczka,Andrzej Markowicz,Andrzej Markowicz,E. Chinea-Cano,S. Bamford +6 more
TL;DR: In this paper, the performance of x-ray capillary lenses has been evaluated using a set-up of a single glass capillary, a monolithic glass polycapillary, and an in-house manufactured single metallic capillary with parabolic inner channel in terms of gain, spatial resolution, and element detection limits.
References
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Journal ArticleDOI
A compound refractive lens for focusing high-energy X-rays
TL;DR: In this article, a simple procedure for fabricating refractive lenses that are effective for focusing of X-rays in the energy range 5-40 keV is described, and the problem associated with absorption is minimized by fabricating the lenses from low-atomic-weight materials.
Journal ArticleDOI
Imaging by parabolic refractive lenses in the hard X-ray range
Bruno Lengeler,Christian G. Schroer,J. Tümmler,Boris Benner,M. Richwin,Anatoly Snigirev,Irina Snigireva,Michael Drakopoulos +7 more
TL;DR: In this paper, the manufacture and properties of compound refractive lenses (CRLs) for hard X-rays with parabolic profile are described and a theory for imaging an X-ray source and an object illuminated by it has been developed, including the effects of attenuation (photoabsorption and Compton scattering) and of the roughness at the lens surface.
Journal ArticleDOI
Nanofocusing parabolic refractive x-ray lenses
Christian G. Schroer,Marion Kuhlmann,U. T. Hunger,Til Florian Gunzler,O. Kurapova,Sebastian Feste,F. Frehse,Bruno Lengeler,Michael Drakopoulos,Andrea Somogyi,Alexandre Simionovici,Anatoly Snigirev,Irina Snigireva,C. Schug,Walter H. Schröder +14 more
TL;DR: In this paper, planar parabolic lenses made of silicon were used to generate hard x-ray microbeams with lateral extensions in the 100 nm range even at a short distance from a synchrotron radiation source.
Journal ArticleDOI
Process optimization for production of sub-20 nm soft x-ray zone plates
TL;DR: In this article, the optimization of processes for producing sub-20 nm soft x-ray zone plates, using a general purpose electron beam lithography system and commercial resist technologies, was reported.
Journal ArticleDOI
X-ray refractive planar lens with minimized absorption
V. Aristov,M. Grigoriev,S. Kuznetsov,Leonid Shabel'nikov,V. A. Yunkin,Timm Weitkamp,Christoph Rau,Irina Snigireva,Anatoly Snigirev,Martin Hoffmann,Edgar Voges +10 more
TL;DR: In this article, a planar parabolic lens with minimized absorption was fabricated by a combination of photolithography and dry-etching techniques at the European Synchrotron Radiation Facility.