On the Complexity of Electrostatic Suspension Stabilization of Functionalized Silica Nanoparticles for Biotargeting and Imaging Applications

<table>Electrokinetic titration curves for functionalized particles in water. PEI-SiO<sub>2</sub>(<svg height="7.6999998" id="M3" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 8.3125 7.6999998" width="8.3125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,7.638)"><path d="M453 85l-2 -2h-420l-2 2l211 361h2z" id="x25B4"></path></g>
</svg>) IEP 10.3, GA-PEI-SiO<sub>2</sub> (<svg height="9.5375004" id="M4" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 11.8875 9.5375004" width="11.8875" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,9.475)"><path d="M627 0h-562v554h562v-554z" id="x25A0"></path></g>
</svg>), IEP 9.0, and Succinic acid-PEI-SiO<sub>2</sub> (<svg height="7.6750002" id="M5" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 9.0124998 7.6750002" width="9.0124998" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,7.613)"><path d="M455 252q0 -79 -57 -136t-136 -57q-80 0 -136 56q-56 58 -56 137q0 77 56 135q57 57 136 57q84 0 138 -56q55 -55 55 -136z" id="x2022"></path></g>
</svg>), IEP 5.4.</table>

Journal of Nanomaterials

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Figure 2: On the Complexity of Electrostatic Suspension Stabilization of Functionalized Silica Nanoparticles for Biotargeting and Imaging Applications 

Figure 2 | On the Complexity of Electrostatic Suspension Stabilization of Functionalized Silica Nanoparticles for Biotargeting and Imaging Applications 