eV), closer to the ideal Schockley-Queisser limit than its popular counterpart MAPbI3MAPbI sub 3 eV), makes it ideal for high-efficiency photovoltaics. FAPbI3FAPbI sub 3
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CIF file is written in plain text and divided into data blocks. Here is what the critical sections represent:
In the rapidly evolving field of photovoltaics, has emerged as the gold standard light-absorbing layer for high-efficiency perovskite solar cells (PSCs), boasting certified power conversion efficiencies exceeding 26%. fapbi3 cif file
To accurately simulate or analyze FAPbI₃—whether for solar cell optimization, theoretical calculations, or advanced characterization—you need the correct CIF file for the specific phase of interest (e.g., cubic α-FAPbI₃, tetragonal β-FAPbI₃, or hexagonal δ-FAPbI₃). Using the wrong phase data can render your results invalid.
The CIF file allows you to generate a theoretical powder XRD pattern. By comparing this simulated pattern with experimental data via Rietveld refinement (using software like or GSAS-II ), you can quantify the phase purity of your synthesized solar films. Where to Find Reliable FAPbI3 CIF Files
Offers extensive databases of converged crystalline structures for perovskite research. Challenges in Modeling eV), closer to the ideal Schockley-Queisser limit than
-Phase (Black Phase): This is the high-temperature cubic phase, typically assigned to the (No. 221) space group.
cations. When downloading a FAPbI3 CIF file, researchers must carefully select the correct structural phase.
"What the…?"
You can import the file into visualization software like , Mercury , or Diamond to render 3D molecular models, analyze bond lengths, and inspect octahedral tilting angles. 2. Quantum Chemical Simulations (DFT)
) at higher temperatures, though it is frequently stabilized at room temperature. Corner-sharing PbI6cap P b cap I sub 6 octahedra with Formamidinium (FA) cations at the center. Key Data in CIF: Cubic symmetry,
Excellent for organic-inorganic hybrids. If you share with third parties, their policies apply
is thermodynamically unstable and tends to spontaneously degrade into the yellow
If you are working on a specific simulation or experiment, let me know: