Fig. 3
From: Hydrothermal Synthesis of ZnO Structures Formed by High-Aspect-Ratio Nanowires for Acetone Detection

Micro-Raman spectrum of an as-grown individual ZnO structure
From: Hydrothermal Synthesis of ZnO Structures Formed by High-Aspect-Ratio Nanowires for Acetone Detection
Micro-Raman spectrum of an as-grown individual ZnO structure