@conference{10546, author = {Ulf Griesmann and Johannes Soons and Quandou Wang and Lahsen Assoufid}, title = {Figure metrology for x-ray focusing mirrors with Fresnel holograms and photon sieves}, year = {2014}, month = {2014-06-20}, publisher = {OSA Technical Digests, Tucson, AZ}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=914758}, language = {en}, }