Research Development Consultants
Specializing in Development and Introduction of Innovative and Disruptive Technologies


IMS Elite Expert


Storage Visions

50 Years in Storage Screensaver
To download a larger version of this storage history animation with all 18 selected HDD "firsts" as a screen saver, animated .gif or flash movie click here.

Storage History
Web Special

Hi, I'm Ron Dennison, Principal Consultant for
Research Development Consultants Inc.

We can help you resolve difficult technical and business issues for HDD's, SSD's and Systems.

Our specialties are introducing new technology, failure analysis and expert witness work.

For more information see the rest of our web site.

Shield Model

Model of Multilayer Metglas 2705 Shield Structure used in stacked MRAM device showing effect of varying horizontal external field. Note that shielding largely prevents intrusion of flux with in-plane component above 1 Gauss into active device areas. Upper right corner of 8 layer stack shown.















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Development Consultants