Table 7 The tradeoff between properties of PeLED.

From: 2D Ruddlesden–Popper X-FPEA2PbI4 perovskites for highly stable PeLED with improved opto-electro-mechanical properties

Efficiency

Stability

PEA2PbI4

6.289%

p-FPEA2PbI4

0.011 (K−1)

p-FPEA2PbI4

2.285%

PEA2PbI4

0.032 (K−1)

MAPbI3

1.895%

MAPbI3

0.043(K−1)

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