Sb2S3 Phase-Change Metasurface

Electrically Reconfigurable NIR

Achieves nonvolatile, reversible, and fast optical modulation in the near-infrared via Sb2S3 phase transition, with a surface plasmon resonance redshift of 160 nm.

Li, Chensheng · Nannan, Hu · Fan, Zhiqin · Guo, Yang · Liu, Baoli · Yang, Haifang · Jin, Aizi · Quan, Baogang · Tian, Shibing · Yang, Yang · Li, Geng · Fan, Xiaofeng · Hu, Sha · Huang, Xin · Gu, Changzhi

Nano Letters 2025

Specifications

表面等离子体共振峰从

{'zh': '1320', 'en': ''} nm

in a m

{'zh': '', 'en': '30'} μm region

Advantages

Nonvolatile, reversible, and fast optical modulation in the near-infrared

Potential for reconfigurable optical filters and communication systems