Simulating and optimizing compound refractive lens-based X-ray microscopes

Research output: Contribution to journalJournal article – Annual report year: 2017Researchpeer-review

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Simulating and optimizing compound refractive lens-based X-ray microscopes. / Simons, Hugh; Ahl, Sonja Rosenlund; Poulsen, Henning Friis; Detlefs, Carsten.

In: Journal of Synchrotron Radiation, Vol. 24, No. 2, 2017, p. 392-401.

Research output: Contribution to journalJournal article – Annual report year: 2017Researchpeer-review

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@article{c7570f2b2c8244f7b40fe6e3f90cbb12,
title = "Simulating and optimizing compound refractive lens-based X-ray microscopes",
abstract = "A comprehensive optical description of compound refractive lenses (CRLs) in condensing and full-field X-ray microscopy applications is presented. The formalism extends ray-transfer matrix analysis by accounting for X-ray attenuation by the lens material. Closed analytical expressions for critical imaging parameters such as numerical aperture, spatial acceptance (vignetting), chromatic aberration and focal length are provided for both thin- and thick-lens imaging geometries. These expressions show that the numerical aperture will be maximized and chromatic aberration will be minimized at the thick-lens limit. This limit may be satisfied by a range of CRL geometries, suggesting alternative approaches to improving the resolution and efficiency of CRLs and X-ray microscopes.",
keywords = "Instrumentation, Compound refractive lenses, Ray transfer matrix, X-ray imaging, X-ray microscopy, X-ray optics",
author = "Hugh Simons and Ahl, {Sonja Rosenlund} and Poulsen, {Henning Friis} and Carsten Detlefs",
year = "2017",
doi = "10.1107/S160057751602049X",
language = "English",
volume = "24",
pages = "392--401",
journal = "Journal of Synchrotron Radiation",
issn = "0909-0495",
publisher = "Wiley-Blackwell",
number = "2",

}

RIS

TY - JOUR

T1 - Simulating and optimizing compound refractive lens-based X-ray microscopes

AU - Simons, Hugh

AU - Ahl, Sonja Rosenlund

AU - Poulsen, Henning Friis

AU - Detlefs, Carsten

PY - 2017

Y1 - 2017

N2 - A comprehensive optical description of compound refractive lenses (CRLs) in condensing and full-field X-ray microscopy applications is presented. The formalism extends ray-transfer matrix analysis by accounting for X-ray attenuation by the lens material. Closed analytical expressions for critical imaging parameters such as numerical aperture, spatial acceptance (vignetting), chromatic aberration and focal length are provided for both thin- and thick-lens imaging geometries. These expressions show that the numerical aperture will be maximized and chromatic aberration will be minimized at the thick-lens limit. This limit may be satisfied by a range of CRL geometries, suggesting alternative approaches to improving the resolution and efficiency of CRLs and X-ray microscopes.

AB - A comprehensive optical description of compound refractive lenses (CRLs) in condensing and full-field X-ray microscopy applications is presented. The formalism extends ray-transfer matrix analysis by accounting for X-ray attenuation by the lens material. Closed analytical expressions for critical imaging parameters such as numerical aperture, spatial acceptance (vignetting), chromatic aberration and focal length are provided for both thin- and thick-lens imaging geometries. These expressions show that the numerical aperture will be maximized and chromatic aberration will be minimized at the thick-lens limit. This limit may be satisfied by a range of CRL geometries, suggesting alternative approaches to improving the resolution and efficiency of CRLs and X-ray microscopes.

KW - Instrumentation

KW - Compound refractive lenses

KW - Ray transfer matrix

KW - X-ray imaging

KW - X-ray microscopy

KW - X-ray optics

U2 - 10.1107/S160057751602049X

DO - 10.1107/S160057751602049X

M3 - Journal article

VL - 24

SP - 392

EP - 401

JO - Journal of Synchrotron Radiation

JF - Journal of Synchrotron Radiation

SN - 0909-0495

IS - 2

ER -