# New theory links quantum geometry to electron-phonon coupling

**URL:** https://community.materialssquare.com/t/new-theory-links-quantum-geometry-to-electron-phonon-coupling/405
**Category:** News
**Created:** [June 13, 2024, 2:47pm UTC](https://community.materialssquare.com/t/new-theory-links-quantum-geometry-to-electron-phonon-coupling/405 "2024-06-13T14:47:14Z")
**Posts on this page:** 1
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### Author: ![gabriele1](https://yyz1.discourse-cdn.com/flex003/user_avatar/community.materialssquare.com/gabriele1/32/20_2.png) [@gabriele1](https://community.materialssquare.com/u/gabriele1)
#### Post date: [June 13, 2024, 2:47pm UTC](https://community.materialssquare.com/t/new-theory-links-quantum-geometry-to-electron-phonon-coupling/405/1 "2024-06-13T14:47:14Z")

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Researchers have developed a theory linking quantum geometry to electron-phonon coupling (EPC), which is crucial for superconductivity. By examining the geometric and topological properties of electronic wavefunctions, they discovered that quantum geometry significantly enhances EPC. This theory was tested on materials like graphene and magnesium diboride, revealing substantial geometric contributions to EPC. The findings suggest that understanding and manipulating quantum geometry can lead to the development of better superconductors and other advanced quantum materials.

For more details, you can read the full article here:

> **[New theory links quantum geometry to electron-phonon coupling](https://phys.org/news/2024-06-theory-links-quantum-geometry-electron.html)**
>
> A new study published in Nature Physics introduces a theory of electron-phonon coupling that is affected by the quantum geometry of the electronic wavefunctions.