DOI: 10.1039/d6ta06801d ISSN: 2050-7488

Interfacial crystallinity engineering of Ti 3 C 2 T x

Yujin Cho, Komal Patil, Soojin Kwon, Daim Choe, Jiwon Choi, Laim Lee, Shahzaib Ali, Doyoung Byun, Jin Hong Mok, Dae-Hyun Cho, Jongsung Park

HF treatment yields highly crystalline Ti 3 C 2 T x MXene with high conductivity. The NiCoFe/α Fe 2 O 3 composite electrode accelerates oxygen evolution, delivering 2.189 A cm −2 at 2.0 V with stable 150 hour durability at 0.5 A cm −2 .

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