一种钙钛矿的合成方法及其应用

本发明公开了一种钙钛矿的合成方法及其应用，其中钙钛矿的合成方法包括以下步骤:将A位分子、B位分子和HX在≤10℃条件下混合反应并进行纯化；A位分子中包括NH4+、MA+、FA+和Cs+中的至少一种；B位分子包括MeAc2和MeX2中的至少一种，其中Me包括Pb、Sn、Nd和Sb中的至少一种；HX中，X包括Cl、Br、I中的至少一种。本发明提出的合成方法，能够有效提高提升产物产率、简化反应条件，反应不涉及有毒或剧毒溶剂。本发明还提供了上述合成方法制得的钙钛矿的应用。 The invention discloses a synthesis method and application of perovskite. The synthesis method of the perovskite comprises the following steps: mixing A-site molecules, B-site molecules and HX under the condition that the temperature is less than or equal to 10 DEG C for reaction, and purifying the A-site molecules, the B-site molecules and the HX; the A-site molecule comprises at least one of NH4 < + >, MA < + >, FA < + > and Cs < + >; the B-site molecule comprises at least one of MeAc2 and MeX2, and Me comprises at least one of Pb, Sn, Nd and Sb; in HX, X comprises at least one of Cl, Br and I. According to the synthesis method provided by the invention, the product yield can be effectively improved, the reaction conditions are simplified, and the reaction does not involve tox