abstract |
The invention provides sensors comprising one or more compounds of formulae (I) and (II): [DENDRON1]p-CORE-[[X]r-[DENDRON]m]n (I) DENDRON1]p-[X]r-[DENDRON]q (II) wherein CORE, X, DENDRON, DENDRON1, m, n, p, q and r are as defined herein. The optical (e.g. luminescent) and electronic properties of the compounds are capable of being altered by exposure to a number of different substances. The invention also provides the use of the compounds disclosed above in the sensing of substances, in particular explosives. |