# Materials Square

**URL:** https://community.materialssquare.com/c/materials-square/9.md

[Latest](https://community.materialssquare.com/latest.md) · [Categories](https://community.materialssquare.com/categories.md) · [Tags](https://community.materialssquare.com/tags.md)

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## [About the Materials Square category](https://community.materialssquare.com/t/about-the-materials-square-category/17)

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**Author:** [@Minho\_Lee1](https://community.materialssquare.com/u/Minho_Lee1)\
**Replies:** 0

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This is the category for posting comments or questions related to features or bugs in Materials Square.

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## [Option for cut plane](https://community.materialssquare.com/t/option-for-cut-plane/1253)

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**Author:** [@Amretashis\_Sengupta](https://community.materialssquare.com/u/Amretashis_Sengupta)\
**Replies:** 0\
**Last updated:** [February 27, 2026, 12:24pm UTC](https://community.materialssquare.com/t/option-for-cut-plane/1253 "2026-02-27T12:24:01Z")

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How to view different cut planses of a cube file with the viewer? At present I can change only the Z direction to view the XY plane. Please add options to shift to other planes as well, like XY , YZ, ZX.

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## [Non-equilibrium calculations](https://community.materialssquare.com/t/non-equilibrium-calculations/1092)

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**Author:** [@ajay.talbot](https://community.materialssquare.com/u/ajay.talbot)\
**Replies:** 2\
**Last updated:** [December 26, 2025, 9:59pm UTC](https://community.materialssquare.com/t/non-equilibrium-calculations/1092 "2025-12-26T21:59:31Z")

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I have been looking into performing non-equilibrium CALPHAD calculations such as Scheil or Scheil-Gulliver type calculations to simulate the phase formations under non-equilibrium conditions. Unfortunately, I have not fo…

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## [Electron thermal velocity in MAPbI3](https://community.materialssquare.com/t/electron-thermal-velocity-in-mapbi3/1134)

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**Author:** [@Michael\_Yang\_tshi](https://community.materialssquare.com/u/Michael_Yang_tshi)\
**Replies:** 2\
**Last updated:** [August 10, 2025, 11:06am UTC](https://community.materialssquare.com/t/electron-thermal-velocity-in-mapbi3/1134 "2025-08-10T11:06:15Z")

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Hello Everyone. I am new here and would like to get some help. In order to investigate the role of electron thermal velocity on the non-radiative recombination reduction by increasing the electron diffusion length in MA…

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## [Qustion quantum ESPRESSO within the Materials Square service](https://community.materialssquare.com/t/qustion-quantum-espresso-within-the-materials-square-service/1114)

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**Author:** [@Brahim](https://community.materialssquare.com/u/Brahim)\
**Replies:** 1\
**Last updated:** [March 30, 2025, 8:21pm UTC](https://community.materialssquare.com/t/qustion-quantum-espresso-within-the-materials-square-service/1114 "2025-03-30T20:21:11Z")

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Hello, I hope you’re doing well. I am using Quantum ESPRESSO within the Materials Square service I don’t understand this crash? %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% task # …

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## [ReX2 IR/RAMAN Spectroscopy](https://community.materialssquare.com/t/rex2-ir-raman-spectroscopy/1100)

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**Author:** [@user5](https://community.materialssquare.com/u/user5)\
**Replies:** 1\
**Last updated:** [February 11, 2025, 2:21am UTC](https://community.materialssquare.com/t/rex2-ir-raman-spectroscopy/1100 "2025-02-11T02:21:17Z")

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Hi; I am trying to perform an IR/RAMAN spectroscopy study for ReSe₂ and ReS₂, but I keep getting ‘’ Error in routine electrons (1): charge is wrong: smearing is needed ‘’ in job.sdout file , Error in routine pw\_readsc…

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## [Modeling a copolymer](https://community.materialssquare.com/t/modeling-a-copolymer/826)

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**Author:** [@braden.rider](https://community.materialssquare.com/u/braden.rider)\
**Replies:** 0\
**Last updated:** [October 29, 2024, 10:02pm UTC](https://community.materialssquare.com/t/modeling-a-copolymer/826 "2024-10-29T22:02:04Z")

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Hello, I have a problem with modeling a random copolymer. I have watched the video on modeling polymers, but it only separates the chain in half with one side one type of monomer and the other half another. I would like …