Temperature-dependent Raman spectroscopy in double spiral WS 2 nanostructures

作者：Jing-Ming He, Jie Gao, Chun-Guang Huo, Minru Qi, Xiangdong Li, Songqing Hu, Yujun Shi, Shen Wang, Xiaopeng Fan, Chengbing Qin · 发表于：RSC Advances · 年份：2025 · DOI：10.1039/d5ra03857j · 被引用次数：3 · 研究领域：Thermal Expansion and Ionic Conductivity、Thermal properties of materials、2D Materials and Applications

Based on temperature-dependent Raman spectroscopy of double spiral WS 2 , this work reveals layer-specific thermal responses dominated by thermal expansion and provides experimental evidence of negative thermal expansion.