Research interests

Our research focuses on the design and development of novel mesoporous and nanocomposite materials and their advanced applications.


Design and development of novel mesoporous and nanocomposite materials

1. New types of mesoporous silica materials

Figure 1. The TEM images (a-c), SEM image (d) and time-resolved SAXS patterns of a new type of mesoporous MMT-1 silica with elliptical and helical nanochannels.
Figure 2. XRD (a), SEM image (b) and TEM image (c) of hollow
MCM-48 nanospheres.



2. Multifunctional mesoporous nanocomposites

Figure 3. Schematic representation of the preparation route and the TEM
images (b,c) of a novel Pd@SBA-15 nanocomposite with fully
open mesopores and Pd in the micropores.
Figure 4. TEM image (a) and magnetic measurement data (b) of a magnetically separable Fe2O3@SBA-15 nanocomposite with fully open mesopores,exhibiting large adsorption capacity of cytochrome c at physiological pH.



3. Metal oxide nanostructures

Figure 5. XRD patterns (a) and TEM images (b-d) of carbon-
coated anatase TiO2 nanocyrstals.
Figure 6. SEM images (a,b) and TEM images (c,d) of flower-
like TiO2 nanostructures.



Advanced applications of novel mesoporous materials

1. Energy-related applications

Figure 7. Mesoporous PtRu/C nanocomposites as highly active anode catalysts for direct methanol fuel cell.
Figure 8. (a) Nitrogen physisorption isotherms of the TiO2 photoelectrode made from carbon-coated anatase TiO2 nanocrystals. (b) I-V curves of DSSC with different photoelectrode materials.



2. Green catalysis reactions

Figure 9. Schematic representation of a novel type of Au@TiO2/SBA-15 nanocomposite catalysts for propene epoxidation by molecular oxygen.


3. Drug delivery(Partners:Prof. Ja-an Ho and Prof. Li-Chen Wu)

Figure 10. Mesoporous silica nanoparticle (MSN, (a))-based biofunctionalized phospholipid-capped nanoshuttles (b) for targeted drug delivery.



4. Electronic nose systems

(Partners:Prof. Kea-Tiong Tang and Prof. Da-Jeng Yao)

Figure 11. Nanocomposites of polymers and mesoporous carbons as sensing materials in array-type gas sensors (electronic nose systems).