Patent · US Active

Interferometer for quantitative phase contrast imaging and tomography with an incoherent polychromatic x-ray source

US7889838B2 · kind B2 · utility

79Cited by

2References

23Claims

0Family size

Assignee

Paul Scherrer Institut · CH

Inventors

Christian David · Lauchringen, DE
Franz Pfeiffer · Unterföhring, DE
Timm Weitkamp · Helmstedt, DE

Key dates

Filing date	May 30, 2006
Grant date	Feb 15, 2011
Priority date	—
Expiry date	May 30, 2026

Classification

Technology area (CPC G)Physics
CPC primaryG21K2207/005
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An interferometer for X-rays, in particular hard X-rays, for obtaining quantitative phase contrast images, includes a standard polychromatic X-ray source, a diffractive optical beam splitter other than a Bragg crystal in transmission geometry, and a position-sensitive detector with spatially modulated detection sensitivity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.