Quantitative Raman Spectroscopic Determination of the Composition, Pressure, and Density of CO<sub>2</sub>-CH<sub>4</sub> Gas Mixtures

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Temperature (°C)</td><td class="align_center">24</td><td class="align_center">100</td><td class="align_center">150</td><td class="align_center">200</td><td class="align_center">250</td><td class="align_center">300</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left"><i>F</i> (CH<sub>4</sub>)/<i>F</i> (CO<sub>2</sub>)</td><td class="align_center">5.048</td><td class="align_center">5.4770</td><td class="align_center">5.8846</td><td class="align_center">6.147</td><td class="align_center">6.2119</td><td class="align_center">6.4383</td></tr><tr><td class="align_left"><i>R </i><sup>2</sup></td><td class="align_center">0.9995</td><td class="align_center">0.9989</td><td class="align_center">0.9990</td><td class="align_center">0.9987</td><td class="align_center">0.9977</td><td class="align_center">0.9983</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The fitting parameters for equation (<a href="https://static.hindawi.com/articles/jspec/volume-2022/7238044/figures/#EEq1" target="_blank">1</a>) at different temperatures.</div>

Journal of Spectroscopy

tab4

Table 4

Table 4: Quantitative Raman Spectroscopic Determination of the Composition, Pressure, and Density of CO<sub>2</sub>-CH<sub>4</sub> Gas Mixtures 

Journal of Spectroscopy

Quantitative Raman Spectroscopic Determination of the Composition, Pressure, and Density of CO2-CH4 Gas Mixtures

Table 4

Quantitative Raman Spectroscopic Determination of the Composition, Pressure, and Density of CO₂-CH₄ Gas Mixtures