It also seema these devices are more 2D than 3D so surface area matters more than volume[2].
[1]: https://blog.knowlescapacitors.com/blog/capacitor-fundamenta...
[2]: https://pubs.acs.org/doi/10.1021/acsomega.2c07549
If they can make it precise, maybe they could be use in RF. But i think temperature performance might be a problem.
It also seema these devices are more 2D than 3D so surface area matters more than volume[2].
[1]: https://blog.knowlescapacitors.com/blog/capacitor-fundamenta...
[2]: https://pubs.acs.org/doi/10.1021/acsomega.2c07549