Sabuwar hanya don auna karyewar ruwa

Novo método para medir a fragilidade do líquido

Ragewar ruwa shine yadda ruwan ruwa ke canzawa da zafin jiki. An yi imani da kasancewa ɗaya daga cikin manyan abubuwan da ke cikin ruwa. Low brittleness an yi imani da inganta samuwar karfe gilashin. Duk da haka, rashin ƙarfi ya kasance ba a fahimta sosai ba, saboda bayanan gwaji game da abin da aka dogara da shi ba su da yawa.

Auna guguwar faɗuwar gilashin ƙarfe da ke samar da ruwa yana da wuyar gaske. Amma masana kimiyya a Jami'ar Yale sun kirkiro wata hanya don auna yadda yawan ruwan ruwa ke canzawa da yanayin zafi. Hanyar da ake kira hanyar inflation na fina-finai (FIM) tana auna tabarbarewar nau'ikan ruwan ƙarfe da ke samar da gilashi.

Hanyar tana ba wa masana kimiyya damar samun ƙarin haske game da kaddarorin ruwa. A lokaci guda kuma, yana watsi da tunanin da aka dade ana yi a fagen cewa ƙarancin ɓarna ya fi kyau don ƙirƙirar gilashin ƙarfe.

Tsarin atomic na musamman na waɗannan kayan suna da alhakin kaddarorin su; Kamar yadda gilashin ƙarfe ke yin sanyi daga ruwa zuwa ƙaƙƙarfan, atom ɗin su suna tsara kansu ba da gangan ba maimakon crystallizing kamar ƙananan ƙarfe.

Jan Schroers, farfesa a injiniyan injiniya da kimiyyar kayan aiki, ya ce: "Hanyar ita ce 'babban mataki zuwa ga' gano rikitaccen ilimin lissafi na gilashin ƙarfe. Bangaren ruwa na tsarin samuwar yana da rudani musamman.”

“Jihar ruwa ita ce mafi wahala a gare mu mu fahimta, mu auna. Ainihin, duk abin da aka sani game da daskararru, yadda atoms ke tsara kansu, kuma za mu iya ƙididdige duk abin da ke kan kwamfuta - ba za ku buƙaci sake yin gwaje-gwaje ba. Gas ma yana da sauki sosai domin atom din sun yi nisa sosai ta yadda ba sa mu'amala. Liquid, a matsayinmu na jiha, ba mu san kusan komai game da shi ba. ”

"Wannan yana ba mu damar fadada ra'ayoyin game da samuwar gilashi, wanda shine daya daga cikin manyan asiri a kimiyyar lissafi."

Maganar Jarida: Kube, SA, Sohn, S., Ojeda-Mota, R. et al. Dogaro da haɗin kai na ɓarna a cikin ruwa mai ƙarfi na ƙarfe. Na gama 13, 3708 (2022). DOI: 10.1038/s41467-022-31314-3

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