Questions tagged [cif]

For questions about the use of Crystallographic Information File – file format used in structural sciences.

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How to create a CIF using VESTA? [closed]

I am looking into double perovskite materials. One of the possible materials is $\ce{Cs4CuSb2Cl12}$. Now, although there are a few papers which have done ab intio calculations but none of the common ...
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5 votes
1 answer
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1T and 1H CIF file for MoS2

On the COD website, only 2-layer hexagonal (2H) and 3-layer orthorhombic (3R) $\ce{MoS2}$ are available. I can't find the 1-layer tetragonal (1T) and 1H CIF for $\ce{MoS2}$. Where can I find them, or ...
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6 votes
2 answers
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How can I make a CIF file for Monoclinic MoO2?

A CIF file of Monoclinic $\ce{MoO2}$ is not available in the Crystallography Open Database website. How can I make it myself or find it elsewhere?
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5 votes
1 answer
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Can a CHGCAR file be converted into a CIF file?

A .cif file can be used for multiple purposes and is a more generic format to store atomic data.
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9 votes
0 answers
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Is there a script that will suggest (hkl) indices based on distances in an electron diffraction pattern for a known crystal structure? [closed]

I am looking for a script (preferably in Python) that will suggest (hkl) indices based on distances in an electron diffraction pattern. The crystal structure is known,i.e. I have the CIF file and know ...
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13 votes
1 answer
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Extracting molecular structure from CIF file using VESTA or Mercury

I am trying to extract XYZ coordinates from a CIF file for a molecule to use in DFT calculations. I have Mercury and Vesta installed on my computer. Whenever I open the files, I get the following ...
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12 votes
2 answers
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How to sort a supercell for a molecular crystal?

I am trying to build a supercell of the following (below) molecular crystal from its .cif file. How do I sort a supercell here according to each molecule in the supercell? I'm not tethered to a ...
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5 votes
1 answer
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ASE: why do I get warnings about "monoclinic" and "orthorhombic" not being interpreted?

I am trying to use ASE (Atomic Simulation Environment) to build a supercell of some molecular crystals and then output the result to a file with the atoms given in a specified order for each molecule, ...
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8 votes
2 answers
307 views

Extracting the coordinates of a super cell in Vesta or Avogadro

I am trying to use a program such as Vesta or Avogadro to build a super cell from a .cif file for a molecular crystal. In neither program can I seem to figure out how to order the output of the ...
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8 votes
1 answer
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How to resolve the cif2cell TypeError?

I have encountered an error using cif2cell while covering a CIF file from COD to quantum ESPRESSO format. The error is as follows. command typed: $cif2cell crystal.cif -p quantum-espresso -o crystal....
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12 votes
7 answers
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How do I extract a molecular structure from a CIF file?

When I open a CIF file of a crystal structure in a typical molecular editor like Avogadro, then I just see a few symmetry-unique atoms scattered around the unit cell. But I don't see the full molecule ...
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13 votes
3 answers
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9 x 9 x 9 periodic xyz file to cif file format

I have a 9 x 9 x 9 periodic crystal structure in .xyz format and I would like to change it to .cif file format. Does anyone know how to convert the file? (e.g. 9 x 9 x 9 to unit cell then cif)
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17 votes
2 answers
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Is it necessary to optimize structures obtained from a cif file?

Crystallographic Information Files (CIF) are, in general, obtained from experimental measurements. Since the information originated from real samples, is it mandatory to relax the structure in order ...
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19 votes
1 answer
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What are the differences between crystal structure file formats like CIF, XYZ, PDB etc.?

We come across many file formats like CIF, XYZ, PDB, INS, cc1, p1, POSCAR, FDF, struct etc. Why do we have so many file formats to store crystal structure information? Are they redundant? Can someone ...
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12 votes
2 answers
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How may I create a CIF for a core-shell nanostructure? Is it possible in VESTA, or elsewhere?

All the tutorials I see online for creating a molecular model are either for small molecules or for crystal systems. I can't seem to figure out how to create a model for a core-shell nanoparticle. Is ...
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18 votes
2 answers
701 views

How can I create a .CIF file from x-ray diffraction data in a paper, for compound not found in crystallographic database

I tried to recover a .CIF file (Crystallographic Information File) with the crystal structure for the compound discussed in a paper by Reuter et. al.[1], strontium hydroxide octahydrate - $\ce{Sr(OH)2·...
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