pyrite

Raman Spectroscopy of NiSe$_2$ and NiS$_{2-x}$Se$_x$ ($0 < x < 2$) Thin Films
The Raman spectra of NiS$_{2-x}$Se$_x$ ($0 < x < 2$) polycrystalline thin films have been measured for the first time in the …
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