Efficient Generation of Long-Lived Triplet Excitons in 2D Hybrid Perovskite

被引：82

作者：

Younts, Robert ^{[1
]}

Duan, Hsin-Sheng ^{[2
]}

Gautam, Bhoj ^{[1
]}

Saparov, Bayrammurad ^{[2
]}

Liu, Jie ^{[2
]}

Mongin, Cedric ^{[3
]}

Castellano, Felix N. ^{[3
]}

Mitzi, David B. ^{[2
]}

Gundogdu, Kenan ^{[1
]}

机构：

[1] North Carolina State Univ, Dept Phys, Raleigh, NC 27695 USA

[2] Duke Univ, Dept Mech Engn & Mat Sci, Durham, NC 27708 USA

[3] North Carolina State Univ, Dept Chem, Raleigh, NC 27695 USA

来源：

ADVANCED MATERIALS | 2017年 / 29卷 / 09期

基金：

美国国家科学基金会;

关键词：

RECOMBINATION DYNAMICS; ENERGY-TRANSFER; (CH3NH3)(2)PB(SCN)(2)I-2; ANNIHILATION; CH3NH3PBI3; DIFFUSION;

D O I：

10.1002/adma.201604278

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

Triplet excitons form in quasi-2D hybrid inorganic-organic perovskites and diffuse over 100 nm before radiating with >11% photoluminescence quantum efficiency (PLQE) at low temperatures.

引用

页数：8

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