Questions tagged [perovskites]

For questions about the perovskite class of compounds (ABX₃ formula with crystal structure of CaTiO₃).

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16
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2answers
549 views

How to deduce phase transitions from a phonon calculation?

I came across the concept of using phonons to establish a material's dynamical stability, based on whether or not imaginary frequencies are present in its phonon band structure. What I am struggling ...
16
votes
1answer
89 views

What specifically was it, that helped perovskites become so popular?

There is a huge hype on perovskites and more specifically on their applications in solar cell technologies. We now know that perovskites have a lot of unique properties (high-absorption coefficient, ...
13
votes
2answers
186 views

Has materials modeling made any specific contribution to the success of perovskite solar cells, or has it only been experimental?

I was wondering if all the recent success of perovskite solar cells was accomplished purely experimentally or if there was some materials modeling aspect in it.