Dabarar da za ta jagoranci ci gaban batura masu tasowa masu sauri da dawwama

Tsaftace da ingantattun fasahohin ajiyar makamashi suna da mahimmanci don kafa kayan aikin makamashi mai sabuntawa.Batura Lithium-ion sun riga sun mamaye na'urorin lantarki na sirri, kuma suna da alƙawarin ƴan takara don amintattun matakan ma'ajin grid da motocin lantarki.Koyaya, ana buƙatar ƙarin haɓakawa don haɓaka ƙimar cajin su da tsawon rayuwarsu.

Don taimakawa haɓaka irin waɗannan batura masu sauri da ɗorewa, masana kimiyya suna buƙatar samun damar fahimtar hanyoyin da ke faruwa a cikin baturi mai aiki, don gano iyakokin aikin baturi.A halin yanzu, ganin kayan aikin baturi yayin da suke aiki yana buƙatar nagartaccen fasahar X-ray na synchrotron ko na lantarki, wanda zai iya zama mai wahala da tsada, kuma sau da yawa ba zai iya yin hoto da sauri ba don ɗaukar saurin canje-canjen da ke faruwa a cikin kayan lantarki masu sauri.A sakamakon haka, ion kuzarin kawo cikas a kan tsawon-sikelin na kowane mutum mai aiki barbashi da kuma a kasuwanci-dace da sauri-cajin kudi ya kasance da yawa ba a gano.

Masu bincike a Jami'ar Cambridge sun shawo kan wannan matsala ta hanyar samar da wata dabarar duban gani da ido mai rahusa don nazarin baturan lithium-ion.Sun bincika ɓangarorin guda ɗaya na Nb14W3O44, wanda shine ɗayan mafi saurin cajin kayan anode a yau.Ana aika haske mai gani a cikin baturin ta ƙaramin taga gilashi, yana bawa masu bincike damar kallon tsarin aiki mai ƙarfi a cikin barbashi masu aiki, a ainihin lokacin, ƙarƙashin ingantattun yanayi marasa daidaituwa.Wannan ya bayyana na gaba-kamar lithium-tattara gradients da ke motsawa ta cikin ɓangarorin ɗaiɗaikun masu aiki, wanda ke haifar da nau'in ciki wanda ya haifar da wasu barbashi zuwa karaya.Karyewar barbashi matsala ce ga batura, tunda yana iya haifar da katsewar wutar lantarki na gutsuttsuran, rage karfin ajiyar baturin."Irin wadannan abubuwan da suka faru ba tare da bata lokaci ba suna da matukar tasiri ga baturin, amma ba za a taba ganin sa ba kafin yanzu," in ji mawallafin Dokta Christoph Schnedermann, daga Laboratory Cavendish na Cambridge.

Ƙarfin da aka yi amfani da shi na fasaha na microscopy na gani ya ba masu bincike damar yin nazarin yawan adadin barbashi, yana nuna cewa fashewar kwayoyin halitta ya fi kowa tare da mafi girma na raguwa kuma a cikin barbashi masu tsayi."Wadannan binciken suna ba da ka'idodin ƙira masu dacewa kai tsaye don rage karyewar barbashi da faɗuwar iya aiki a cikin wannan rukunin kayan" in ji marubucin farko Alice Merryweather, ɗan takarar PhD a Sashen Nazarin Cavendish da Chemistry na Cambridge.

Ci gaba, mahimmin fa'idodin tsarin - gami da saurin sayan bayanai, ƙudirin ƙudiri guda ɗaya, da babban ƙarfin sarrafawa - zai ba da damar ƙarin binciken abubuwan da ke faruwa lokacin da batura suka gaza da yadda za a hana shi.Za a iya amfani da dabarar don nazarin kusan kowane nau'in kayan baturi, yana mai da shi muhimmin yanki na wuyar warwarewa a cikin haɓaka batura masu zuwa.