# ASPECT Newsletter #167

**URL:** <https://community.geodynamics.org/t/aspect-newsletter-167/2773>\
**Category:** ASPECT\
**Created:** [January 17, 2023, 5:00pm UTC](https://community.geodynamics.org/t/aspect-newsletter-167/2773 "2023-01-17T17:00:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![rgassmoeller](https://yyz2.discourse-cdn.com/flex036/user_avatar/community.geodynamics.org/rgassmoeller/32/49_2.png) [@rgassmoeller](https://community.geodynamics.org/u/rgassmoeller)\
**Post date:** [January 17, 2023, 5:00pm UTC](https://community.geodynamics.org/t/aspect-newsletter-167/2773/1 "2023-01-17T17:00:18Z")

</div>

Hello everyone!

This is ASPECT newsletter #167.  
It automatically reports recently merged features and discussions about the ASPECT mantle convection code.

Below you find a list of recently proposed or merged features:

[#5022](https://github.com/geodynamics/aspect/pull/5022): Add cmake and astyle to environment of test container (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5021](https://github.com/geodynamics/aspect/pull/5021): New shear heating output (implemented by [jdannberg](https://github.com/jdannberg); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5020](https://github.com/geodynamics/aspect/pull/5020): Docs: Sphinx convert last geophysical setups cookbooks (implemented by [cmills1095](https://github.com/cmills1095); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5019](https://github.com/geodynamics/aspect/pull/5019): Some optimizations for the grain size material model (implemented by [gassmoeller](https://github.com/gassmoeller))  
[#5018](https://github.com/geodynamics/aspect/pull/5018): Always update apt package list before install in tester (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [jdannberg](https://github.com/jdannberg))  
[#5017](https://github.com/geodynamics/aspect/pull/5017): fix/cleanup bib files (implemented by [tjhei](https://github.com/tjhei); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5016](https://github.com/geodynamics/aspect/pull/5016): Fix build of deal.II dev tester image (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5014](https://github.com/geodynamics/aspect/pull/5014): update parameters (implemented by [tjhei](https://github.com/tjhei); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5013](https://github.com/geodynamics/aspect/pull/5013): Adds last citations for 2022 (implemented by [ljhwang](https://github.com/ljhwang); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5009](https://github.com/geodynamics/aspect/pull/5009): Adiabatic boundary layer age function (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [naliboff](https://github.com/naliboff))  
[#5005](https://github.com/geodynamics/aspect/pull/5005): Adds citations (implemented by [ljhwang](https://github.com/ljhwang); reviewed by [gassmoeller](https://github.com/gassmoeller))

A list of all major changes since the last release can be found at [this website](https://aspect.geodynamics.org/doc/doxygen/changes_current.html).

Thanks for being part of the community!

Let us know about questions, problems, bugs or just share your experience by visting our [forum](https://community.geodynamics.org/c/aspect), or by opening issues or pull requests on [Github](https://www.github.com/geodynamics/aspect).  
Additional information can be found at our [official website](https://aspect.geodynamics.org/), and CIG’s [ASPECT website](https://geodynamics.org/cig/software/aspect/).