▎ 摘　　要

NOVELTY - Assembly method of plant device containing lead-free double perovskite quantum dot crystal involves preparing lead-free double perovskite quantum dot crystal, packaging the lead-free double perovskite quantum dot crystal, packaging the lead-free double perovskite quantum dot crystal encapsulated in the lamp containing double excitation band laser source, obtaining plant perovskite plant light source, the double-excitation band laser source respectively fixed on one end of the two LED radiating portion, nd the two LED radiating parts of the double-excitation band laser source are unfolded to form the needed plant perovskite plant light source exciter. USE - Assembly method of plant device containing lead-free double perovskite quantum dot crystal. ADVANTAGE - The assembly method of plant device containing lead-free double perovskite quantum dot crystal ensures high photoelectric conversion efficiency. DETAILED DESCRIPTION - Assembly method of plant device containing lead-free double perovskite quantum dot crystal involves preparing lead-free double perovskite quantum dot crystal, packaging the lead-free double perovskite quantum dot crystal, packaging the lead-free double perovskite quantum dot crystal encapsulated in the lamp containing double excitation band laser source, obtaining plant perovskite plant light source, the double-excitation band laser source respectively fixed on one end of the two LED radiating portion, nd the two LED radiating parts of the double-excitation band laser source are unfolded to form the needed plant perovskite plant light source exciter, preparing perovskite solar battery taking lead-free double perovskite as light absorption layer, assembling the perovskite solar battery and the lithium iron phosphate storage battery and the sine wave inverter self-generating module, assembling the plant perovskite plant light source, a self-generating module and a radiating component to form a plant device. DESCRIPTION OF DRAWING(S) - The drawing shows the present invention provides a lead-free double perovskite quantum dot crystal of the plant device of lead-free double perovskite quantum dot crystal of PL spectrogram.