What is it about?
It proposes a new gas sensor to detect the concentration of toxic pas in air.
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Why is it important?
The sensot has a clear advantage on detecting the toxic pas with low concentration. It proposes a new meature method based on the transmittance of structure.
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This page is a summary of: Gas sensor based on parity-time-symmetry structure, Journal of Nanophotonics, July 2018, SPIE,
DOI: 10.1117/1.jnp.12.036005.
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