Nge-15 ka-Okthobha, abaphandi kwiiChalmers Iyunivesithi yeTekhnoloji yaseSweden baye badale ngempumelelo uhlobo olutsha lwe-Ultra-ethe kratya kunye nezixhobo eziphezulu ze-GIREAL kunye neTekhnoloji ye-digital kunye netekhnoloji ye-digital. Olu phononongo lubonise ukuba indlela yokudibanisa iimolekyuli ezininzi (ukuya kuthi ga kwi-8 ngexesha) inokuvelisa izinto ezenziwa kakuhle njengeearhente zeglasi ezaziwayo.
Iglasi, ekwabizwa ngokuba "yi-amorphous eqinileyo", yinto engaphandle kwesakhiwo esiye sabekwa ngaphakathi Kwelinye icala, izixhobo zekristali zizixhobo ezi-odolwe kakhulu kwaye ziphindaphinda iipateni.
Izinto esihlala sibiza "iglasi" kubomi bemihla ngemihla ikakhulu isekwe kwi-silica, kodwa iglasi inokwenziwa ngezinto ezininzi ezahlukeneyo. Ke ngoko, abaphandi bahlala benomdla wokufumana iindlela ezintsha zokukhuthaza izixhobo ze-amorphous, ezinokukhokelela kuphuhliso lweeglasi ezintsha kunye nezicelo ezitsha. Uphando olutsha lupapashwe kutshanje kwijenali yejenali "inkqubela phambili yesayensi" imele inyathelo elibalulekileyo lokuqhubela phambili kophando.
Ngoku, ngokuxuba nje iimolekyuli ezininzi ezahlukeneyo, ngequbuliso savula amandla okudala izinto ezintsha zeglasi. Iqela lemidanga lezinto eziphilayo laya kukhokelela kwiglasi, kodwa bambalwa iqela elinokulindela ukuba ukongeza iimolekyuli ezibalaseleyo kuya kufezekisa ezo zinto zibalulekileyo, kodwa "i-Molekheks ifezekisa," ezinjalo? Unjingalwazi uMkristu we-Müller kwiSebe le-Chemistry kunye nobunjineli bemichiza kwiYunivesithi yaseUlms.
Iziphumo ezilungileyo ngazo naziphi na izinto zokwenza iglasi
Xa ulwelo lupholile ngaphandle kwekristali, iglasi eyenziwayo, inkqubo ekuthiwa yi-vitrorective. Ukusetyenziswa komxube weemolekyuli ezimbini okanye ezintathu zokukhuthaza ukwenziwa kweglasi yingcinga evuthiweyo. Nangona kunjalo, isiphumo sokuxuba inani elikhulu leemolekyuli kubuchule bokwenza iglasi ziye zafumana ingqalelo encinci.
Abaphandi bavavanya umxube wezilwanyana ezingamashumi asibhozo zeperylene ezahlukeneyo, ezona kuphela ezinobubanzi - lo phawu lunxulumene nokukhululeka apho iifom zeglasi. Kodwa ukuxuba iimolekyuli ezininzi ngokudibeneyo kukhokelela ekunciphiseni okukhulu kwiBrittlettles kwaye kuyilo iglasi eyomeleleyo yangaphambili ye-Ultra-ephantsi.
"Ubugcisa beglasi esizenzileyo kuphando lwethu busezantsi kakhulu, nto leyo emele amandla okwenza iglasi. Singalingani naziphi na kuphela kwezinto zezinto eziphilayo kodwa ziphinde zenziwa nge-polymers kunye nezixhobo ze-inorganic (njengeglasi yentsimbi). Iziphumo zibhetele kuneglasi eqhelekileyo. Iglasi yokwakha iglasi yeglasi yefestile yenye yezona zinto zibalulekileyo zeglasi esizaziyo, "utshilo uSandra Hultmark, umfundi ongugqirha kwiSebe le-Chemistry kunye noMlawuli weMichiza wesifundo.
Yandisa ubomi bemveliso kwaye ugcine izixhobo
Izicelo ezibalulekileyo zeglasi ye-orgadic engazinzileyo inobuchwephesha obubonisa izikrini ezithandekayo kunye neetekhnoloji zamandla ahlaziyiweyo ezinjengeeseli zehlabathi.
"I-odds iqulunqwe ngamatye eglasi yokukhanya kweemolekyuli eziphantsi. Ukuba zizinzile ngakumbi, zinokukhulisa ukuqina kwe-oad kwaye ekugqibeleni zibonisa ukuqina kwesibonakaliso, "watsho uSandra HultMark.
Esinye isicelo esinokuthi sizuze kwiglasi ethe tyabayo ngamachiza. Iziyobisi ze-amorphous zinyibilikisa ngokukhawuleza, ezinceda ukufunxa ngokukhawuleza isithako esisebenzayo xa singenisiwe. Ke ngoko, iziyobisi ezininzi zisebenzisa iifom zeglasi. Ngeziyobisi, kubalulekile ukuba izinto ezibonakalayo azithethi ngokuhamba kwexesha. Ixabiso elikhulu kakhulu ichiza leglasi, ixesha elide lobomi beshelufu.
"Ngeglasi ethe tye ngakumbi okanye izixhobo zokwenza iiglasi zeglasi, sinokwandisa ubomi benkonzo yenani elikhulu lemveliso, kuya kuthiwa kwezixhobo noqoqosho," utshilo umKristu.
"Ukucuthwa komxube weXuncinperleneneper kunye ne-Ultra-Countralys" epapashiweyo kwiNjensi yeNzululwazi yeNjenu yeNzululwazi ".
IXESHA LOKUQALA: I-DEC-06-2021