Table 2 The summary of photoluminescent properties of the four EuX2–Nn compounds.

From: Highly efficient and air-stable Eu(II)-containing azacryptates ready for organic light-emitting diodes

 

EuBr2–N4

EuI2–N4

EuBr2–N8

EuI2–N8

State

Solid

Solid

Solid

Solution

Solid

Solution

PLQY/%

64

56

~100

55

~100

47

FWHM/nm

74

75

40

67

45

66

λmax/nm

605

613

510

579

515

579

Lifetime/ns

1025

816

997

1179

864

1318

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