Kwanan baya, cibiyar nazarin injiniyoyi ta kwalejin kimiyya ta kasar Sin ta yi hadin gwiwa tare da masu bincike na gida da waje, domin samun wani sabon ci gaba a fannin yaki da tsufa na kayayyakin gilashi, kuma a karon farko da gwaji ya tabbatar da tsarin samartaka na musamman na gilashin karfe. sikelin lokaci mai sauri.Sakamakon da ke da alaƙa suna da taken Ultrafast matsananciyar sabuntawa na gilashin ƙarfe ta hanyar matsawa mai girgiza, wanda aka buga a Ci gaban Kimiyya (Ci gaban Kimiyya 5: eaaw6249 (2019)).
Abun gilashin da ke daidaitawa yana da yanayin tsufa ba tare da bata lokaci ba zuwa yanayin ma'auni na thermodynamic, kuma a lokaci guda, yana tare da lalacewa na kayan abu.Duk da haka, ta hanyar shigar da makamashi na waje, kayan gilashin tsufa na iya sake farfado da tsarin (sakewa).Wannan tsarin rigakafin tsufa a gefe guda yana ba da gudummawa ga fahimtar asali na hadaddun yanayin motsin gilashi, a gefe guda kuma yana da amfani ga aikin injiniya na kayan gilashi.A cikin 'yan shekarun nan, don kayan gilashin ƙarfe tare da fa'idodin aikace-aikacen aikace-aikacen, an gabatar da jerin hanyoyin sake fasalin tsarin da ba naka ba don sarrafa kayan aikin injiniya da na zahiri yadda ya kamata.Duk da haka, duk hanyoyin sabuntawa na baya suna aiki a ƙananan matakan damuwa kuma suna buƙatar isassun ma'auni na tsawon lokaci, sabili da haka suna da iyakacin iyaka.
Masu bincike dangane da fasahar tasirin faranti biyu na na'urar bindigar gas, sun gano cewa gilashin ƙarfe na yau da kullun na tushen zirconium da sauri ya sake farfadowa zuwa babban matakin a cikin kusan 365 nanose seconds (kashi ɗaya na lokacin da ake ɗaukar mutum don lumshe idanu. mata).Enthalpy yana da rauni sosai.Kalubalen wannan fasaha shine a yi amfani da nau'i-nau'i-nau'i-nau'i na GPa da yawa da saukewa ta atomatik zuwa gilashin ƙarfe, don kauce wa gazawar kayan aiki kamar sarƙaƙƙiya da spallation;a lokaci guda, ta hanyar sarrafa saurin tasiri na flyer, ƙarfe Mai saurin farfadowa na gilashin "daskare" a matakai daban-daban.
Masu bincike sun gudanar da wani bincike mai zurfi game da tsarin farfadowa mai sauri na gilashin ƙarfe daga ra'ayi na thermodynamics, tsarin sikelin da yawa da kuma phonon dynamics "Bose peak", yana nuna cewa sabunta tsarin gilashin ya fito ne daga gungu na nano-sikelin.Ƙarar kyauta ta hanyar yanayin "sauyi mai ƙarfi".Dangane da wannan tsarin na zahiri, an ayyana lambar Deborah mara ƙima, wanda ke bayyana yuwuwar sikelin lokaci na sabuntawa mai sauri na gilashin ƙarfe.Wannan aikin ya ƙãra ma'auni na lokaci don sake sabunta gine-ginen gilashin ƙarfe ta akalla 10 umarni na girma, fadada filayen aikace-aikacen irin wannan nau'in, kuma ya zurfafa fahimtar mutane game da ultrafast kuzarin gilashin.
Lokacin aikawa: Dec-06-2021