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![a) Gas sensing response curve of four sensors to 10 ppm ammonia; (b)... | Download Scientific Diagram a) Gas sensing response curve of four sensors to 10 ppm ammonia; (b)... | Download Scientific Diagram](https://www.researchgate.net/publication/330821002/figure/fig4/AS:721761205243904@1549092689030/a-Gas-sensing-response-curve-of-four-sensors-to-10-ppm-ammonia-b-Gas-sensing.png)
a) Gas sensing response curve of four sensors to 10 ppm ammonia; (b)... | Download Scientific Diagram
![a) Response of the sensor to different gases (200 ppm) at different... | Download Scientific Diagram a) Response of the sensor to different gases (200 ppm) at different... | Download Scientific Diagram](https://www.researchgate.net/publication/320817660/figure/fig2/AS:624665160597510@1525943188825/a-Response-of-the-sensor-to-different-gases-200-ppm-at-different-working.png)
a) Response of the sensor to different gases (200 ppm) at different... | Download Scientific Diagram
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