Update contact information

Author: gcalin

CONTRIBUTING.md

@@ -1,6 +1,6 @@
 # Contributing
 
-Pull requests are welcome. To make a PR, first fork the repo, make your proposed changes on the main branch, and open a PR from your fork. If it passes tests and is accepted after review, it will be merged. For discussions about feature requests and contributions, please contact `c.a.georgescu@tudelft.nl`.
+Pull requests are welcome. To make a PR, first fork the repo, make your proposed changes on the main branch, and open a PR from your fork. If it passes tests and is accepted after review, it will be merged. For discussions about feature requests and contributions, please contact `qcfd-EWI@tudelft.nl`.
 
 ## Code style
 

README.md

@@ -125,4 +125,8 @@ doi = {https://doi.org/10.1016/j.cpc.2025.109699},
 url = {https://www.sciencedirect.com/science/article/pii/S0010465525002012},
 author = {C\u{{a}}lin A. Georgescu and Merel A. Schalkers and Matthias M\"{o}ller},
 }
-```
+```
+
+## Contact
+
+In addition to opening issues, you can contact the developers of `qlbm` at `qcfd-EWI@tudelft.nl`.