New Raman Fingerprint
The stripe domains formed by Mo enrichment in this monolayer split the degenerate E₂g Raman mode, creating unique fingerprint peaks that can identify this atomic-scale phase separation.
Zhang, Na · Emanuel Sanchez, David · Yu, Zhuohang · Lamparski, Michael · Terrones, Mauricio · Meunier, Vincent
ACS Applied Materials & Interfaces 2025
Raman peaks not previously reported
Peaks attributed to splitting of E₂g modes
STEM confirms stripe domains
DFT calculations for W₀.₅Mo₀.₅S₂ vibrational properties