Fig. 1: Photographs and transmittance spectra of PQDFs.
From: Broadband perovskite quantum dot spectrometer beyond human visual resolution
a, b Photographs and transmittance spectra for MA3Bi2X9- and Cs2SnX6-based PQDFs. c Transmittance spectra of MA3Bi2Br9/PAN- and MA3Bi2I9/PAN-based PQDFs fabricated from six batches
