(a) HRTEM image of an InP QD [74]. Copyright 2005, American Chemical Society. (b) UV–vis absorption and PL spectra of different sized InP/ZnS core/shell QDs [9]. Copyright 2007, American Chemical Society. (c) Schematic of the synthesis of InP QDs from indium halide and aminophosphine precursors [78]. Copyright 2015, American Chemical Society. (d) Schematic for the formation of InP QDs by using InCl3 and NaOCP [79]. Copyright 2021, American Chemical Society. (e) Voltage-dependent EL spectra of the green QLED [8]. Copyright 2017, Nature Publishing Group. (f) EL spectra at different voltages [80]. Copyright 2020, American Chemical Society. (g) Normalized PL spectra of InGaP QDs [81]. Copyright 2020, American Chemical Society.