Patent ID: 11906457
Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A light-activated gas sensor comprising:
a first electrode disposed on a substrate;
a second electrode disposed on the substrate and spaced apart from the first electrode; and
a sensitive member disposed on the substrate and contacting the first and second electrodes and having a nano-shell structure with three-dimensional (3D) network shape, the nano-shell structure including a plurality of nano-shells respectively having a 3D layer shape to define and surround pores that are ordered with periodicity and connected to each other, the sensitive member including a metal oxide semiconductor as a gas-sensitive material,
wherein a thickness of the sensitive member is 5 μm to 10 μm, and a thickness of the shells is 10 nm to 40 nm.