TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Components: In the article (A1): the first conductive material is absent solder or conductive adhesive; and the first conductive material portion maintained in electrical and physical contact to the first cell bottom surface by the bonding comprises a coating of nickel absent polymers. In the article (A1): the first conductive material is in the form of a conductive mesh, where mesh comprises a sheet-like form having length and width greater than thickness and comprises conductive material surrounding multiple holes extending through the thickness; the first adhesive layer comprises a polymer containing polar functional groups for adhesive characteristics; and the first adhesive layer extends beneath a multiple of the cells as a monolithic form, where a layer of structural polymer underlays the monolithic adhesive form. The article (A1) further comprises a second photovoltaic cell having an upward facing top light incident surface, where, a layer of additional adhesive having a downward facing surface overlays the top surface of the second cell, additional electrically conductive material is situated between the additional adhesive layer and the second cell top surface and selectively positioned in a pattern extending over a preponderance of the top cell surface, and regions of the downward facing additional adhesive surface adjacent the additional conductive material are in direct contact and adhesively bonded to the top second cell surface. In the article (A1): direct physical and electrical contact of the additional conductive material with the second cell top surface is maintained by the adhesive bonding of the adjacent regions of downward facing additional adhesive surface to the top second cell surface; a continuous monolithic material is common to both the first and additional conductive materials; ohmic electrical communication exists between the first and additional conductive materials; and at least a portion of the layer of additional polymeric adhesive is overlayed by a structural polymeric layer and no portion of the structural polymeric layer overlays the first cell. In the article (A2), the first adhesive has a sheet-like form and extends beneath both of the first and second cells; the first adhesive forms a first layer of a multilayered second substrate, where a second of the multiple layers of the second substrate is formed by a supporting structural polymer; the first and second patterns comprise a continuous monolithic material common to both patterns; the light incident top surface of the first cell is formed by a transparent conductive material, where the transparent conductive material comprises a transparent metal oxide; and the downward facing side of the first region is formed by a second polymeric adhesive.    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The first adhesive layer comprises material including ethylene vinyl acetate, ethylene ethyl acetate, polyvinyl acetate, ionomers, polyacrylics and polyacrylates, atactic polyolefins or other polyolefin based adhesives.