Functional Dyes, and Some Hi-Tech Applications

<table>Photosensitization pathways: <svg height="13.925" id="M30" style="vertical-align:-0.12538pt" version="1.1" viewbox="0 0 28.8125 13.925" width="28.8125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,13.925)">
<g transform="translate(72,-60.86)">
<text transform="matrix(1,0,0,-1,-71.95,61.03)">
<tspan style="font-size: 12.50px; " x="0" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">P</tspan>
<tspan style="font-size: 12.50px; " x="13.215671" y="0">s</tspan>
</text>
<text transform="matrix(1,0,0,-1,-53.87,66.03)">
<tspan style="font-size: 8.75px; " x="0" y="0">0</tspan>
</text>
</g>
</g>
</svg>, ground singlet state of photosensizer molecule; <svg height="11.6875" id="M31" style="vertical-align:-0.12538pt" version="1.1" viewbox="0 0 20.362499 11.6875" width="20.362499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.6875)">
<g transform="translate(72,-62.65)">
<text transform="matrix(1,0,0,-1,-71.95,62.83)">
<tspan style="font-size: 12.50px; " x="0" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">s</tspan>
</text>
<text transform="matrix(1,0,0,-1,-60.83,67.83)">
<tspan style="font-size: 8.75px; " x="0" y="0">∗</tspan>
</text>
</g>
</g>
</svg>, excited singlet state; <svg height="10.95" id="M32" style="vertical-align:-0.1254pt" version="1.1" viewbox="0 0 16.987499 10.95" width="16.987499" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.95)">
<g transform="translate(72,-63.24)">
<text transform="matrix(1,0,0,-1,-71.95,63.41)">
<tspan style="font-size: 12.50px; " x="0" y="0">ℎ</tspan>
<tspan style="font-size: 12.50px; " x="7.214231" y="0">𝜈</tspan>
</text>
</g>
</g>
</svg>, light; IC, internal conversion; F, fluorescent decay; P, phosphorescent decay; ISC, inter-system crossing; <svg height="11.75" id="M33" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 29.0625 11.75" width="29.0625" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.75)">
<g transform="translate(72,-62.6)">
<text transform="matrix(1,0,0,-1,-71.95,62.83)">
<tspan style="font-size: 12.50px; " x="0" y="0">3</tspan>
<tspan style="font-size: 12.50px; " x="6.2515001" y="0">P</tspan>
<tspan style="font-size: 12.50px; " x="13.215671" y="0">s</tspan>
</text>
<text transform="matrix(1,0,0,-1,-53.87,67.83)">
<tspan style="font-size: 8.75px; " x="0" y="0">∗</tspan>
</text>
</g>
</g>
</svg>, excited triplet state.</table>

International Journal of Photoenergy

Functional Dyes, and Some Hi-Tech Applications

Figure 14