Table 2.

Summary of structures of blue OLED devices where ITO is indium tin oxide, HAT-CN is 1, 4, 5, 8, 9, 11-hexaazatriphenylene-hexacarbonitrile, NPB is N,N-di(1-naphthyl)-N,N′-diphenyl-(1,1′-biphenyl)−4,4′-diamine, TCTA is Tris(4-carbazoyl-9-ylphenyl)amine, mCP is 1,3-Bis(N-carbazolyl) benzene and Liq is lithium quinolinate

Layer	Material
Anode (150 nm)	ITO
HIL (10 nm)	HAT-CN
HTL (50 nm)	NPB
EBL (5 nm/5 nm)	TCTA/mCP
EML (40 nm)	Varied – see Table 3
HBL (10 nm)	Varied – see Table 3
ETL (30 nm)	Varied – see Table 3
EIL (1 nm)	Liq
Metal (100 nm)	Al