# ASPECT Newsletter #174

**URL:** <https://community.geodynamics.org/t/aspect-newsletter-174/2925>\
**Category:** ASPECT\
**Created:** [May 2, 2023, 4:00pm UTC](https://community.geodynamics.org/t/aspect-newsletter-174/2925 "2023-05-02T16:00:13Z")\
**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:** [May 2, 2023, 4:00pm UTC](https://community.geodynamics.org/t/aspect-newsletter-174/2925/1 "2023-05-02T16:00:13Z")

</div>

Hello everyone!

This is ASPECT newsletter #174.  
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:

[#5153](https://github.com/geodynamics/aspect/pull/5153): Update grant numbers in intro (implemented by [ljhwang](https://github.com/ljhwang))  
[#5152](https://github.com/geodynamics/aspect/pull/5152): Adding just one new publication for April (implemented by [ljhwang](https://github.com/ljhwang))  
[#5151](https://github.com/geodynamics/aspect/pull/5151): cleanup some 9.3 leftovers in structured data (implemented by [tjhei](https://github.com/tjhei); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5150](https://github.com/geodynamics/aspect/pull/5150): require deal.II 9.4 (implemented by [tjhei](https://github.com/tjhei); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5149](https://github.com/geodynamics/aspect/pull/5149): Reword some documentation (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5148](https://github.com/geodynamics/aspect/pull/5148): update reference tester to deal.II 9.4 (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5144](https://github.com/geodynamics/aspect/pull/5144): Fixup for 5139 (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5143](https://github.com/geodynamics/aspect/pull/5143): Fix compiler warnings for certain template instantiations (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5142](https://github.com/geodynamics/aspect/pull/5142): Fix override warnings in benchmarks and cookbooks (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5141](https://github.com/geodynamics/aspect/pull/5141): Fix access to vectorized results in particle world (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#5139](https://github.com/geodynamics/aspect/pull/5139): Push image to ghcr (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [tjhei](https://github.com/tjhei))  
[#5135](https://github.com/geodynamics/aspect/pull/5135): Reduce duplication when checking for file existence (implemented by [gassmoeller](https://github.com/gassmoeller); reviewed by [gassmoeller](https://github.com/gassmoeller))  
[#4591](https://github.com/geodynamics/aspect/pull/4591): Add upper and lower limits of temperature in phase transitions (implemented by [lhy11009](https://github.com/lhy11009); reviewed by [gassmoeller](https://github.com/gassmoeller))

And this is a list of recently opened or closed discussions:

[#5147](https://github.com/geodynamics/aspect/issues/5147) How do I add a hyperdense layer around the CMB in the Steinberger model? (opened)  
[#5146](https://github.com/geodynamics/aspect/issues/5146) Future of Eisenstat Walker method (opened)  
[#5145](https://github.com/geodynamics/aspect/issues/5145) 2.5.0 release (opened)  
[#5140](https://github.com/geodynamics/aspect/issues/5140) Compositional reaction using the particle method (opened)  
[#5138](https://github.com/geodynamics/aspect/issues/5138) warning compiling aspect (opened)  
[#5137](https://github.com/geodynamics/aspect/issues/5137) TACC Singularity container in RHEL getting Fatal error in PMPI\_Init\_thread: Other MPI error, error stack (opened)  
[#4898](https://github.com/geodynamics/aspect/issues/4898) missing aspect tutorial link (closed)

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/).