TY - JOUR AU - Hudson, Lawrence AU - O'Brien, C AU - Feldman, Uri AU - Seltzer, Stephen AU - Park, Hye-Sook AU - Seely, John C2 - Optics Letters DA - 2011-04-15 LA - en M1 - 36 PB - Optics Letters PY - 2011 TI - Efficiency calibrations of cylindrically bent transmission crystals in the 20 keV to 80 keV x-ray range UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=907535 ER -