These links offer a starting point for those of you seeking exemplary models for your own research projects, or better, considering empirical research outlets for your own case studies...
Note, the following eJournals will typically keep articles behind paywalls, therefore use the UCD library pages to access (login in to UCD Connect).
Behaviour & Information Technology often carries articles describing new products developed for users, novel user interfaces and information systems (link).
Science, Technology & Human Values (link)
Information Systems Management (link)
A index of journals that include publication of similar case studies, as indexed at HCI and Interaction Design dot Org (www.interaction-design.org)
Have a look at this site with its examples of advanced and often speculative cases of new design or re-imagined systems interaction; from the Copenhagen Institute (link).