The most appropriate database for finding articles on architectural subjects is the Avery Index to Architectural Periodicals. You can find links to the Avery Index by searching in the Find Databases section of Search Tools, or by searching Mirlyn.
Avery and other relevant databases for your research are listed here:
In many cases, databases focusing on engineering will be better suited to your architectural technology questions. If you are working on issues of construction, structures, or materials, try these databases.