fig6
![Recent progress of operando transmission electron microscopy in heterogeneous catalysis](https://image.oaes.cc/06027c43-8c9e-41f4-ac3a-d2f4cc9012f0/microstructures4003.fig.6.jpg)
Figure 6. (A) The in situ TEM schematic view of the ZnO-based H2 sensor with Pd-Ag alloy nanoparticles as the catalyst. Reprinted with permission from ref.[56] Copyright 2022, American Chemical Society. (B) The schematic view of the microcantilever-based TG-TEM microchip for operando TEM and the thermal simulation results for temperature distribution on both TG-RMC and TEM-MC during heating. Reprinted with permission from ref.[60] Copyright 2022, American Chemical Society. (C) The schematic view and working principle of the microcantilever-based in situ H2-TPR. Reprinted with permission from ref.[61] Copyright 2022, American Chemical Society.