Raman Spectroscopy for Quantitative Analysis of Point Defects and Defect Clusters in Irradiated Graphite

<table>Relation between the peak width of 1580 cm<sup>−1</sup> and the intensity ratio of <svg height="16.299999" id="M69" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 68.925003 16.299999" width="68.925003" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,12.013)"><use xlink:href="#x1D43C"></use></g>
<g transform="matrix(.012,-0,0,-.012,7.487,16.088)"><use xlink:href="#x31"></use></g><g transform="matrix(.012,-0,0,-.012,13.199,16.088)"><use xlink:href="#x33"></use></g><g transform="matrix(.012,-0,0,-.012,18.91,16.088)"><use xlink:href="#x35"></use></g><g transform="matrix(.012,-0,0,-.012,24.622,16.088)"><use xlink:href="#x35"></use></g>
<g transform="matrix(.017,-0,0,-.017,30.963,12.013)"><use xlink:href="#x2F"></use></g><g transform="matrix(.017,-0,0,-.017,37.966,12.013)"><use xlink:href="#x1D43C"></use></g>
<g transform="matrix(.012,-0,0,-.012,45.388,16.088)"><use xlink:href="#x31"></use></g><g transform="matrix(.012,-0,0,-.012,51.099,16.088)"><use xlink:href="#x35"></use></g><g transform="matrix(.012,-0,0,-.012,56.81,16.088)"><use xlink:href="#x38"></use></g><g transform="matrix(.012,-0,0,-.012,62.522,16.088)"><use xlink:href="#x30"></use></g>
</svg>   predicted by the present model. The value of <svg height="15.6875" id="M70" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 21.5625 15.6875" width="21.5625" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,11.4)"><path d="M682 629q-1 -16 -1.5 -72t-2.5 -86l-31 -4q-5 92 -51 129t-139 37q-100 0 -177 -49t-116 -125t-39 -162q0 -122 66 -201t182 -79q83 0 137 42.5t112 128.5l26 -15q-12 -31 -42.5 -88t-45.5 -75q-139 -27 -199 -27q-148 0 -243 81.5t-95 226.5q0 173 129.5 274.5
t325.5 101.5q114 0 204 -38z" id="x1D436"></path></g>
<g transform="matrix(.012,-0,0,-.012,12.05,15.475)"><path d="M730 650l-8 -28q-52 -4 -72 -18t-64 -77q-79 -113 -321 -539h-33l-119 541q-13 59 -29.5 73t-66.5 20l7 28h245l-8 -28l-28 -5q-33 -6 -40.5 -15.5t-0.5 -38.5l102 -450h2q191 320 246 430q21 42 15.5 56t-43.5 19l-31 4l7 28h240z" id="x1D449"></path></g>
</svg> are expressed in R.I. units.</table>

International Journal of Spectroscopy

fig12

Figure 12

Figure 12: Raman Spectroscopy for Quantitative Analysis of Point Defects and Defect Clusters in Irradiated Graphite 