Lu'ulu'u na Quartz, saboda tasirin piezoelectric na musamman, suna taka muhimmiyar rawa a fagage da yawa. Aikace-aikacen su sun haɗa da manyan sassan fasaha{1}, gami da na'urorin lantarki, sadarwa, da sararin samaniya.
1. Quartz Crystal Oscillators
Ma'adini crystal oscillator yana amfani da ma'adini crystal a matsayin ainihin mitar resonant{0}} zaɓaɓɓen da'ira. Wannan oscillator an gina shi ta hanyar yanka ma'adini crystal daidai gwargwado zuwa yankan bakin ciki da makala farantin karfe zuwa samansu. Ƙa'idar aiki ta dogara ne akan tasirin piezoelectric mai juyayi: lu'ulu'u na ma'adini suna rawar jiki a ƙarƙashin rinjayar madaurin wutar lantarki. Saboda kowane kristal ma'adini yana da takamaiman mitar girgizar halitta, resonance yana faruwa lokacin da filin lantarki da aka yi amfani da shi yayi daidai da wannan mitar. Wannan sifa ta sa lu'ulu'u na quartz ya zama kyakkyawan zaɓi don babban-madaidaicin mitar sauti{6}} zaɓaɓɓen da'irori. Ma'adini crystal oscillators, saboda ingancin mitar kwanciyar hankali, suna taka muhimmiyar rawa a cikin na'urori da yawa, gami da madaidaitan janareta na mitar mitoci, ƙididdigar bugun jini, da agogon quartz.
2. Quartz Crystal Microbalance
Ma'adini Crystal Microbalance (QCM) wani kayan aiki ne wanda ke amfani da tasirin piezoelectric na ma'adini crystal don auna canje-canje a cikin sararin samaniya. Tun da aka gabatar da shi a farkon 1960s, ya zama kayan aiki mai ƙarfi don gano nanogram{2}} saboda tsananin hazaka. Ka'idar aikinta ita ce, canjin yanayin da ake yi na ma'aunin kristal na ma'adini za a juyar da shi zuwa canjin mitar siginar wutar lantarki na kewayen oscillation. Ana nazarin wannan tsari ta kayan aikin taimako kamar kwamfutoci don samun sakamako mai inganci-. Saboda haka, ma'auni crystal microbalance yana taka muhimmiyar rawa a fannoni da yawa kamar magani, masana'antar sinadarai, abinci, biomedicine, kula da muhalli, masana'antu da soja.
3. Piezoelectric biosensor
(1) Immunosensor Piezoelectric
Ka'idar aiki na immunosensor piezoelectric shine gyara ƙwayoyin rigakafi ko antigens akan saman ma'auni crystal kuma amfani da takamaiman halayen alaƙa tsakanin antigen da antibody. Lokacin da antigen ko antibody da za a auna yana hulɗa tare da ƙayyadaddun kayan ganowa kuma ya samar da takamaiman adsorption, yawan nauyin kristal zai ƙaru daidai da haka. Ana iya lura da wannan canjin ta hanyar canjin mita na firikwensin, ta haka ne za a iya tantance adadin antibody da aka tallatawa.
(2) Piezoelectric gene firikwensin
Mahimmin ƙa'idar firikwensin gene na piezoelectric don gano DNA shine don gyara binciken DNA guda ɗaya{0} akan saman crystal. Lokacin da jerin DNA ɗin da za'a gano ya dace da shi, haɓakar haɓakawa yana faruwa akan guntu don samar da DNA guda biyu{2}. Wannan tsari zai haifar da karuwa a cikin ƙwayar kristal da canje-canje a cikin viscoelasticity na surface. Ana iya auna waɗannan canje-canje ta hanyar canjin mitar firikwensin da bincike na cibiyar sadarwa.