# \#gamess

**URL:** https://community.materialssquare.com/tag/gamess/30.md

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## [Q. What calculations can be performed with GAMESS-US?](https://community.materialssquare.com/t/q-what-calculations-can-be-performed-with-gamess-us/380)

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**Author:** [@jihee.y](https://community.materialssquare.com/u/jihee.y)\
**Replies:** 0\
**Last updated:** [June 7, 2024, 6:59am UTC](https://community.materialssquare.com/t/q-what-calculations-can-be-performed-with-gamess-us/380 "2024-06-07T06:59:04Z")

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A. With GAMESS-US, you can perform the following calculations. Energy Calculations: Compute total energy, correlation energy, and other related properties for molecules in different electronic states. Geometry Optimiza…

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## [Q. What is GAMESS-US?](https://community.materialssquare.com/t/q-what-is-gamess-us/379)

<div class="topic-metadata">

**Author:** [@jihee.y](https://community.materialssquare.com/u/jihee.y)\
**Replies:** 0\
**Last updated:** [June 7, 2024, 6:57am UTC](https://community.materialssquare.com/t/q-what-is-gamess-us/379 "2024-06-07T06:57:24Z")

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A. GAMESS-US (General Atomic and Molecular Electronic Structure System - US version) is an ab initio quantum chemistry software package that is widely used for computational chemistry research. It is designed to perfor…