The present invention provides a process and method for the early detection and diagnosis
of disease by reading and decoding volatile organic compounds (VOCs) for signatures …

An optical sensor includes a graphene layer, a first electrode and a second electrode that
are connected to the graphene layer, and an enhancement layer. The enhancement layer is …

A sample holder for use in an optical microscope dis closed. The sample holder includes a
plasmonic layer defin ing a periodic array of sub-micron structures wherein the periodic …