A cewar cibiyar sadarwar kungiyar masana kimiyyar kwanan nan ta ba da rahoton cewa masu binciken Finnish sun haɓaka wani baƙar fata na hoto na silicon tare da ƙimar ƙimar waje na 130%, wanda shine karo na farko da ingancin na'urorin photovoltaic ya wuce ƙayyadaddun ka'idar 100%, wanda ake tsammanin zai yi girma sosai. inganta ingancin na'urorin gano wutar lantarki, kuma ana amfani da waɗannan na'urori sosai a cikin motoci, wayoyin hannu, agogo mai hankali da kayan aikin likita.
Photodetector shine firikwensin firikwensin da zai iya auna haske ko sauran makamashin lantarki, mai juyar da photon zuwa wutar lantarki, kuma hotunan da aka ɗauka suna zama nau'i-nau'i na electron-hole.Photodetector ya hada da photodiode da phototransistor, da dai sauransu. Ana amfani da aikin quantum wajen ayyana kaso na photons da na'ura ke karba kamar na'urar tantancewa zuwa cikin ramin electron-hole, wato, karfin kwatankwacin daidai yake da adadin electrons da aka raba da su. adadin photons da suka faru.
Lokacin da photon da ya faru ya samar da na'urar lantarki zuwa da'ira na waje, ƙimar ƙimar na'urar ta waje shine 100% (wanda a da ana tsammanin shine iyakar ka'idar).A cikin sabon binciken, na'urar daukar hoto na silicon baƙar fata yana da inganci har zuwa kashi 130 cikin ɗari, wanda ke nufin cewa photon ɗaya ya faru yana samar da kusan 1.3 electrons.
A cewar masu bincike na Jami’ar Aalto, makamin sirrin da ke bayan wannan babban ci gaba shine tsarin yawan cajin mai ɗaukar hoto wanda ke faruwa a cikin keɓantaccen tsarin nanostructure na baƙar fata na hoto na silicon photon, wanda ke haifar da photon mai ƙarfi.A baya, masana kimiyya ba su iya lura da lamarin a cikin na'urori na ainihi ba saboda kasancewar asarar wutar lantarki da na gani ya rage yawan adadin electrons da aka tattara.Shugaban binciken Farfesa Hera Severn ya ce "Na'urorinmu da aka kera ba su da sake haɗawa kuma ba su da asarar tunani, don haka za mu iya tattara duk masu ɗaukar kaya da yawa," in ji shugaban binciken Farfesa Hera Severn.
Wannan Ingancin ya tabbatar da wannan Ingantaccen fasaha na jama'a na ƙasa na Jamusanci (PTB), mafi kyawun aikin ma'auni a Turai.
Masu binciken sun lura cewa wannan ingantaccen rikodin yana nufin cewa masana kimiyya na iya haɓaka aikin na'urorin gano wutar lantarki.
"Masu gano mu sun haifar da sha'awa sosai, musamman a fannin fasahar kere-kere da sa ido kan tsarin masana'antu," in ji Dokta Mikko Juntuna, Shugaba na ElfysInc, wani kamfani mallakar Jami'ar Aalto.An bayyana cewa sun fara kera irin wadannan na'urori domin yin kasuwanci.
Lokacin aikawa: Jul-11-2023