TUCSON, Ariz.--(BUSINESS WIRE)--CDEX, Inc. (OTCBB: CEXI), a technology development Company providing applications in its patented Enhanced Photoemission Spectroscopy technologies, announced today the appointment of Dale T. Jahr as Director of Investor Relations, a newly created corporate position. Previously, Mr. Jahr held senior positions in investor and public relations, marketing, business development and strategic planning with both public and private companies, and served as an Economic Adviser to the United States Senate. (Mr. Jahr’s bio and an interview with him will be published on the CDEX web site at www.cdexinc.com.)