Open AccessElementary processes governing V2AlC chemical etching in HF
Author(s) -
Youngsoo Kim,
Athanasios Gkountaras,
Odette Chaix-Pluchéry,
Isabelle Gélard,
Johann Coraux,
Claude Chapelier,
Michel W. Barsoum,
T. Ouisse
Publication year - 2020
Publication title -
rsc advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.746
H-Index - 148
ISSN - 2046-2069
DOI - 10.1039/d0ra00842g
Subject(s) - isotropic etching , raman spectroscopy , mxenes , exfoliation joint , etching (microfabrication) , scanning electron microscope , materials science , x ray photoelectron spectroscopy , isotropy , analytical chemistry (journal) , nanotechnology , chemistry , crystallography , chemical engineering , optics , composite material , graphene , engineering , layer (electronics) , physics , chromatography
MXenes are synthesized by chemically exfoliating well-defined V2AlC, single-crystal pillars. Exfoliation is studied as a function of orientation and time using HF. This reveals that no etching can take place by HF penetration through the basal planes.