Galibi an ƙirƙira madubai da sauran kayan aikin gani ta hanyar amfani da rufin gani ko goge abubuwa. Hanyoyin masu binciken, wanda wata kungiya karkashin jagorancin Yuji Oki ta jami'ar Kysuhu tare da hadin gwiwar wata tawaga daga jami'ar jihar North Carolina karkashin jagorancin Michael Dickey suka kirkiro, sun yi amfani da wani sinadarin da ake juyawa da lantarki ta hanyar samar da wani abu mai haske a jikin karfe mai ruwa.

Ana iya sauyawa tsakanin jihohi masu juyawa da watsawa tare da 1.4 V kawai, kusan irin ƙarfin da ake amfani dashi don kunna LED na yau da kullun, kuma a yanayin yanayin yanayi.

Masu binciken sun samar da wata hanya ta canza karfen farfajiyar da ke tsakanin karfin haske (saman hagu da dama dama) da kuma jihohin da ke watsewa (saman dama da kasa zuwa hagu). Lokacin da aka yi amfani da wutar lantarki, wani tasirin sinadaran da ke juyawa zai sanya ƙarfen da ke cikin ruwa, ya haifar da ƙwanƙwasa da ke sa ƙarfe ya watse. Daga Keisuke Nakakubo, Jami'ar Kyushu.

"A nan gaba, ana iya amfani da wannan fasaha don ƙirƙirar kayan aiki don nishaɗi da kuma nuna fasahar da ba a taɓa samun ta ba," in ji Oki. “Tare da ƙarin haɓakawa zai iya yiwuwa a faɗaɗa wannan fasaha zuwa wani abu wanda yake aiki kamar buga 3D don samar da kimiyyar lantarki da ake sarrafawa ta ƙarfe na ruwa. Wannan na iya ba da damar amfani da kimiyyan gani da ake amfani da su a na'urorin gwajin lafiya wadanda za a iya kirkirar su cikin sauki ba tare da rahusa ba a sassan duniya da ba su da kayayyakin aikin likita. ”

A cikin aikin, masu binciken sun kirkiro tafki ta amfani da tashar da aka saka. Daga nan sai suka yi amfani da “hanyar turawa” don samar da saman gani ta hanyar tura wani karfe mai dauke da sinadarin gallium a madatsar ruwa ko tsotse shi. Anyi amfani da wannan tsari don ƙirƙirar shimfidawa, lebur, ko ɗakunan wurare, kowannensu yana da halaye daban-daban na gani.

Daga amfani da wutar lantarki, kungiyar ta haifar da wani tasirin sinadaran da ke canzawa, wanda ke sanya karafan ruwa a cikin aikin da ke canza sautin ruwan ta hanyar da za'a kirkiro kananan karamomi da yawa a saman, wanda ke haifar da haske.

Lokacin da aka yi amfani da wutar lantarki ta kishiyar hanya, ƙarfe mai ruwa yana komawa yadda yake. Tensionarfin farfajiyar ƙarfe na iska yana cire ƙwanƙwasa, yana mayar da shi zuwa yanayin madubi mai tsabta

Oki ya ce "Nufinmu shi ne mu yi amfani da iskar shaka don sauya karfin farfajiyar da kuma karfafa karfen karfe mai ruwa." “Duk da haka, mun gano cewa a ƙarƙashin wasu yanayi farfajiyar za ta canza zuwa gaɓaɓɓen wuri. Maimakon yin la'akari da wannan gazawar, sai muka kyautata yanayin da tabbatar da abin da ya faru. ”

Gwaje-gwaje sun nuna cewa canza wutar lantarki a saman daga -800 mV zuwa + 800 mV zai rage ƙarfin haske yayin da farfajiyar ta canza daga mai nunawa zuwa watsawa. Matakan lantarki sun nuna cewa canjin wutar lantarki na 1.4 V ya isa don ƙirƙirar halayen redox tare da kyakkyawar sauyawa.

Oki ya ce "Mun kuma gano cewa a karkashin wasu yanayi za a iya yin kwalliyar da dan kadan sannan kuma a ci gaba da samar da yanayin yadda ya kamata." "Ta hanyar sarrafa wannan, zai iya yiwuwa a ƙirƙiri wasu wurare masu banbanci iri iri ta amfani da wannan tsarin wanda zai iya haifar da aikace-aikace a cikin na'urori masu ci gaba kamar su kwakwalwan biochemical ko kuma a yi amfani da shi don yin abubuwa masu gani na 3D.