A Gas Cell Based on Hollow-Core Photonic Crystal Fiber (PCF) and Its Application for the Detection of Greenhouse Gas (GHG): Nitrous Oxide (N<sub>2</sub>O)

<div>(a) Absorption Spectra of N<sub>2</sub>O gas at two different concentrations. (b) Absorption spectrum of 10% N<sub>2</sub>O after subtracting the N<sub>2</sub> gas spectrum as background for 40 m long PCF.</div>

Journal of Sensors

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Figure 9

Figure 9: A Gas Cell Based on Hollow-Core Photonic Crystal Fiber (PCF) and Its Application for the Detection of Greenhouse Gas (GHG): Nitrous Oxide (N<sub>2</sub>O) 

Figure 9 | A Gas Cell Based on Hollow-Core Photonic Crystal Fiber (PCF) and Its Application for the Detection of Greenhouse Gas (GHG): Nitrous Oxide (N2O) 