Tunable Infrared Optics Enabled by Defect-Engineering of Vanadium Dioxide Using Focused Ion Beam

Chenghao Wan,Jura Rensberg,Zhen Zhang,Martin Hafermann,Hongyan Mei,Yuzhe Xiao,Jad Salman,Shriram Ramanathan,Carsten Ronning,Mikhail A. Kats

Tunable Infrared Optics Enabled by Defect-Engineering of Vanadium Dioxide Using Focused Ion Beam

2021

Chenghao Wan
Jura Rensberg
Zhen Zhang
Martin Hafermann
Hongyan Mei
Yuzhe Xiao
Jad Salman
Shriram Ramanathan
Carsten Ronning
Mikhail A. Kats

We demonstrate a simple method of spatially modulating the phase transition of vanadium dioxide using a focused ion beam (FIB). The modulated phase-transition characteristics were quantitatively analyzed, enabling a new platform for tunable infrared optics.

Keywords:

Phase transition
Focused ion beam
Materials science
Refractive index
Ion
infrared microscopy
Infrared
vanadium dioxide
defect engineering
Optics

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