| 摘要 |
THE PRESENT INVENTION COMPRISES AN OPTICALLY DIFFRACTING SENSING DEVICE WHOSE DIFFRACTION PATTERN CHANGES UPON EXXPOSURE TO SOME STIMULI. THE DIFFRACTION PATERN MAY BE TWO OR THREE DIMENSIONAL, AND IN ONE EMBODIMENT THE CHANGE IN DIFFRACTION PATTERNS IS RECOGNIZABLE TO THE UNTRAINED EYE. THE DEVICE COMPRISES ONE OR MORE GELS COATED ONTO PATTERNED, SELF-ASSEMBLING MONOLAYERS OF ALKANETHIOLATES, CARBOXYLIC ACIDS, HYDROXAMIC ACIDS, AND PHOSPHONIC ACIDS PRINTED ONTO A VARIETY OF SUBSTRATES, INCLUDING GLASS, SILICON, ALUMINIUM OXIDE, AND THERMOPLASTIC FILMS METALLIZED WITH GOLD, OR WITH AN ALLOY SUCH AS NICKEL/GOLD. THE PRESENT INVENTION ALSO COMPRISES THE METHOD OF MAKING THIS DEVICE, AND THE USE OF THIS DEVICE. |
