Why have my Fe3O4@SiO2 nanoparticles become less water soluble after being coated with APTES?

Dear all, After my Fe3O4 nanoparticles were modified with TOES, the water dispersibility was thus greatly improved. But when I modified APTES on the surface of Fe3O4@SiO2, the water dispersibility...

08 October 2022 7,698 4 View