Electrospun Core-Shell Hollow Structure Cocatalysts for Enhanced Photocatalytic Activity

<div>Morphology characterization and diameter distribution of nanoparticle and nanofibers. (a, b) Cross-sectional SEM images of TiO<sub>2</sub> and NaYF<sub>4</sub>/Yb/Tm/TiO<sub>2</sub> core-shell hollow fiber (c, d) proving the existence of NaYF<sub>4</sub>/Yb/Tm nanoparticles on the inner surfaces. (e, f) Size statistic of nanoparticles and SEM image of core-shell fibers.</div>

Journal of Nanomaterials

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Figure 2: Electrospun Core-Shell Hollow Structure Cocatalysts for Enhanced Photocatalytic Activity 