Yadav, P. S.Kashyap, YogeshSarkar, P. S.Sinha, AmarGodwal, B. K.2007-09-182007-09-182006http://hdl.handle.net/123456789/5904286 bytestext/htmlenPhase contrast imagingSimulation studiesRefraction contrastHard X-raysRefractive indexcontrast enhancementcarbon fiberpolystyrenelung tissueStudy of phase contrast imaging for carbon fiber, polystyrene and lung tissue using monochromatic and polychromaticArticle