. . . . . . . . . . . . . . . "lazurite - tectosilicate mineral; probably a sulfide-rich variety of haĆ¼yne" . "pigment - material that changes the color of reflected or transmitted light" . "lapis lazuli - contact metamorphic rock containing lazurite, pyrite and calcite, mainly" . "ultramarine - blue pigment originally made by grinding lapis lazuli into a powder" . "concentration - type of physical property; the abundance of a constituent divided by the total volume of a mixture" . "sulfur - chemical element with symbol S and atomic number 16" . "Alessa An Gambardella" . "Ultramarine disease - Unraveling the mechanism behind binder-pigment interactions in aging ultramarine blue paint - by Alessa An Gambardella" . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCEJGVv2xFV8o+Ojt3f0N2LgtZTt4+24Lxp8esEZiFYKryDGBYaR0Ef4ajadqtlSpvUHlwNlVIF7XRWiGd64P8drVnqPtpRtxJ+SOl0UNvxuHzUjeWlOYKpKZ/UgrGwVSSR3LvwqXOM9qUkWqy0IQ2KsFbJHHwzgNbcEZuZOD+/WQIDAQAB" . "Qx03Y+PoVjiUAtjixODdOkSi2Z2tNcEzPiGugD+Fohopx/KOvJIkJEevuXFQIA8lxDDbtFsnU6pRNljipPdwsNHL9PAnod6NQd3POGmfx5S8OlXSjzPr20arASfdXJmRkIKdS4ObMfv5H0lTCpT6YqUbRK/EYF3uotvCItFuCV0=" . . . "2025-02-05T17:06:05.070Z"^^ . . . . . . . "AIDA sentence: Nonnegative matrix factorization (NMF) separates spectral components of XANES spectra correspondi..." . . . . .