Thesis by publication. All articles permitted.
Ch. 3, 4, & 6 permitted. They all have a CC BY 4.0 licence https://
creativecommons.org/licenses/by/4.0/
Ch. 5. permitted as published by Elsevier. Elsevier has a policy of allowing published articles to remain in theses.  https://www.elsevier.com/about/policies/copyright/permissions (click on Can I include/use my article in my thesis/dissertation)