Invention Grant
- Patent Title: Interferometer for quantitative phase contrast imaging and tomography with an incoherent polychromatic x-ray source
- Patent Title (中): 干涉仪用于定量相位成像和断层摄影与非相干多色X射线源
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Application No.: US11921709Application Date: 2006-05-30
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Publication No.: US07889838B2Publication Date: 2011-02-15
- Inventor: Christian David , Franz Pfeiffer , Timm Weitkamp
- Applicant: Christian David , Franz Pfeiffer , Timm Weitkamp
- Applicant Address: CH illigen PSI
- Assignee: Paul Scherrer Institut
- Current Assignee: Paul Scherrer Institut
- Current Assignee Address: CH illigen PSI
- Agent Laurence A. Greenberg; Werner H. Stemer; Ralph E. Locher
- Priority: EP05012121 20050606
- International Application: PCT/EP2006/005119 WO 20060530
- International Announcement: WO2006/131235 WO 20061214
- Main IPC: G03H5/00
- IPC: G03H5/00
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.
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