You can access the latest Table of Contents and Abstracts on IEEE Xplore.  DEIS members have full access to the articles in pdf format and non-members may view the abstracts and purchase them for a fee. Alternatively, you may join IEEE DEIS on the IEEE DEIS membership Website. There are three major DEIS publications:

Transactions

The IEEE Transactions on Dielectrics and Electrical Insulation is published every other month. Resources on how to submit a paper can be found here.

Electrical Insulation Magazine

The IEEE Electrical Insulation Magazine is published every other month. Resources on how to submit a paper to the magazine and see historical publications can be found here.

IEEE DEIS Related Standards

DEIS hosts a variety of standards development committees related to dielectric materials and testing. Additional information on DEIS Standards can be found here.