2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/156489We analyze a (symmetrical) two-sensor arrangement with a joint boundary line between the sensors for fluctuation-enhanced sensing. We show a way to separate the adsorption-desorption signal components from the diffusive signal component. Thus the method generates two independent output spectra which doubles the sensor information for pattern recognition.3 pages, prelim draft, paper/patent disclosureGeneral Physicstext