abstract |
Compounds of the formula (MWO4)x(ZO2)1-x, where M is selected from Mg, Mn, Fe, Co, Ni, and Cu and/or Zn, and Z is selected from Sn and Ti, where 0 < x < 1 are wolframite-based solid solutions which find utility as solid-state gas sensors for sensing carbon-monoxide, ammonia, methane. |