SnO2 wani muhimmin abu ne na firikwensin semiconductor tare da tazarar bandeji mai faɗi, wanda shine Misali = 3.6 eV a zafin jiki.Saboda nanomaterials da halaye na kananan barbashi size da kuma babban takamaiman surface, da gas-ji Properties na kayan za a iya ƙwarai inganta.Na'urar firikwensin da aka shirya tare da shi yana da hankali sosai kuma ana amfani dashi sosai wajen ganowa da hasashen iskar gas iri-iri, iskar gurɓataccen muhalli, iskar gas ɗin masana'antu da iskar gas mai cutarwa, kamar CO, H2S, NOx, H2, CH4, da sauransu.
Na'urar firikwensin zafi da aka shirya tare da SnO2 kamar yadda kayan tushe yana da aikace-aikace don inganta yanayin cikin gida, daidaitattun ɗakunan kayan aikin kayan aiki, ɗakunan karatu, ɗakunan fasaha, gidajen tarihi da sauransu.Ta hanyar doping-quantitative Co0, Co2O3, Cr2O3, Nb2O5, Ta2O5, da dai sauransu a cikin SnO2, ana iya yin varistors tare da ƙimar juriya daban-daban, waɗanda ake amfani dasu sosai a cikin tsarin wutar lantarki, da'irori na lantarki, da kayan aikin gida.