Intensity-based iterative reconstruction for helical grating interferometry breast CT with static grating configuration.
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DOI: 10.1364/oe.455967
Abstract: Grating interferometry breast computed tomography (GI-BCT) has the potential to provide enhanced soft tissue contrast and to improve visualization of cancerous lesions for breast imaging. However, with a conventional scanning protocol, a GI-BCT scan requires… read more here.
Keywords: reconstruction; grating; grating interferometry; interferometry breast ... See more keywords
Concave Cross-Grating Spectrometer: A Reduction to the Necessary Minimum
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DOI: 10.1364/oe.578226
Abstract: This contribution presents the concept, optical design, implementation, and testing of a compact cross-grating spectrometer that integrates all optical functionalities of a classical Echelle spectrometer, including imaging and two-dimensional dispersion, into a single optical element.… read more here.
Keywords: grating spectrometer; grating; concave cross; cross grating ... See more keywords
One-step formation of a plasmonic grating with an ultranarrow resonance linewidth for sensing.
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DOI: 10.1364/ol.463866
Abstract: Nanograting-based plasmonic sensors are capable of real-time and label-free detection for biomedical applications. Simple and low-cost manufacturing methods of high-quality sensors are always demanding. In this study, we report on a one-step etch-free method achieved… read more here.
Keywords: resonance linewidth; step formation; one step; grating ... See more keywords