Batura na biyu, kamar batirin lithium ion, suna buƙatar sake caji da zarar an yi amfani da makamashin da aka adana.A kokarin mu na rage dogaro da albarkatun mai, masana kimiyya sun yi ta binciko hanyoyin da za su iya yin cajin batura na biyu.Kwanan nan, Amar Kumar (dalibin digiri na biyu a dakin gwaje-gwaje na TN Narayanan da ke TIFR Hyderabad) da abokan aikinsa sun hada wani karamin baturi na lithium ion tare da kayan daukar hoto wanda za a iya caji kai tsaye da makamashin hasken rana.
Ƙoƙarin farko na isar da makamashin hasken rana don yin cajin batura yayi amfani da sel na hotovoltaic da batura a matsayin ƙungiyoyi daban-daban.Ana canza makamashin hasken rana ta sel na hotovoltaic zuwa makamashin lantarki wanda saboda haka aka adana shi azaman makamashin sinadarai a cikin batura.Ana amfani da makamashin da aka adana a waɗannan batura don kunna na'urorin lantarki.Wannan jujjuyawar makamashi daga wannan bangaren zuwa wancan, alal misali, daga tantanin halitta na photovoltaic zuwa baturi, yana haifar da asarar makamashi.Don hana asarar makamashi, an sami canji don bincika amfani da abubuwan da ba a iya gani ba a cikin baturi kanta.An sami babban ci gaba wajen haɗa abubuwan da ke ɗaukar hotuna a cikin baturi wanda ya haifar da samuwar ƙarin ƙananan batura masu amfani da hasken rana.
Ko da yake an inganta su a cikin ƙira, batura masu amfani da hasken rana har yanzu suna da wasu kurakurai.Kadan daga cikin wa annan illolin da ke da alaƙa da nau'ikan batura masu amfani da hasken rana sun haɗa da: rage ikon yin amfani da isassun makamashin hasken rana, yin amfani da electrolyte na halitta wanda zai iya lalata ɓangaren ƙwayoyin halitta masu ɗaukar hoto a cikin baturi, da samuwar samfuran gefe waɗanda ke hana ci gaba da aikin baturi a ciki. na dogon lokaci.
A cikin wannan binciken, Amar Kumar ya yanke shawarar bincika sabbin kayan da za su iya ɗaukar hoto wanda kuma zai iya haɗawa da lithium da gina batir mai amfani da hasken rana wanda ba zai yuwu ba kuma yana aiki da kyau a yanayin yanayi.Batura masu amfani da hasken rana waɗanda ke da na'urorin lantarki guda biyu yawanci sun haɗa da rini mai ɗaukar hoto a ɗaya daga cikin na'urorin lantarki a zahiri gauraye da wani bangaren daidaitawa wanda ke taimakawa wajen tafiyar da kwararar electrons ta cikin baturi.Electrode wanda shine cakuda kayan abu biyu na jiki yana da iyakancewa akan mafi kyawun amfani da farfajiyar lantarki.Don guje wa wannan, masu bincike daga ƙungiyar TN Narayanan sun ƙirƙiri tsarin yanayin yanayin hotuna na MoS2 (molybdenum disulphide) da MoOx (molybdenum oxide) don aiki azaman lantarki ɗaya.Kasancewa tsarin tsarin halitta wanda MoS2 da MoOx aka haɗa su tare ta hanyar dabarar tara tururi, wannan lantarki yana ba da damar ƙarin sararin samaniya don ɗaukar makamashin hasken rana.Lokacin da hasken haske ya bugi lantarki, MoS2 mai ɗaukar hoto yana haifar da electrons kuma a lokaci guda yana haifar da guraben da ake kira ramuka.MoOx yana kiyaye electrons da ramuka daban, kuma yana tura electrons zuwa da'irar baturi.
Wannan baturi mai amfani da hasken rana, wanda aka taru gaba daya daga karce, an same shi yana aiki da kyau lokacin da aka kama shi da hasken rana da aka kwaikwayi.Abubuwan da ke tattare da na'urar lantarki da aka yi amfani da su a cikin wannan baturi an yi nazari sosai tare da watsa sinadarai na lantarki shima.Marubutan binciken a halin yanzu suna aiki don gano hanyar da MoS2 da MoOx ke aiki tare da lithium anode wanda ke haifar da haɓakar halin yanzu.Yayin da wannan baturi na hasken rana ya sami mafi girman hulɗar abubuwa masu ɗaukar hoto tare da haske, har yanzu bai kai ga samar da mafi kyawun matakan na yanzu don cika cikakken cajin baturin lithium ion ba.Tare da wannan burin a zuciya, dakin gwaje-gwaje na TN Narayanan yana binciko yadda irin waɗannan na'urori masu auna sigina za su iya buɗe hanyar magance ƙalubalen batura masu hasken rana a yau.
Lokacin aikawa: Mayu-11-2022