In slot-die coated perovskite films, what are the possible post-treatments that we should try to obtain a homogenous film morphology?

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Xuhua Wang

The best way is to test various parameters and optimise them. The concentration of your solution, temperature and speed of substrate, the gap height can be adjusted according to the room humidity and room temperature. On the top of this, the treatment on substrates is also crucial to obtain homogenous films.

Saad Zahraw Sekhi

You can see the following links:

1. https://d-nb.info/1226301169/34

2. https://www.frontiersin.org/articles/10.3389/fmats.2021.723169/full

3. https://pubs.acs.org/doi/pdf/10.1021/acsami.8b02549?rand=k8f72te1