Fig. 9
From: Next generation lanthanide doped nanoscintillators and photon converters
Copyright 2021 Springer Nature Limited
a Schematic description of 3D electronic scintillation imaging through a NSs based stretchable X-ray detector. b Xr-LEI of a 3D circuit board by the NaLuF4: Tb3+(15 mol%)@NaYF4 based flexible X-ray detector (50 kV, 80 °C). c X-ray imaging on the same electronic board by a traditional packaged flat panel detector. d Xr-LEI of inner circuits of an iPhone. Inset: digital photo of the same integrated circuits. e Photograph of the flexible scintillation layer. f High-quality Xr-LEI by applying the flexible X-ray detector [44].