Tufafi

TEHRAN, 31 Agusta (MNA) - Masu bincike daga Jami'ar Kimiyya da Fasaha MSiS (NUST MASIS) sun ɓullo da wata dabara ta musamman don yin amfani da suturar kariya ga abubuwa masu mahimmanci da sassan fasahar zamani.
Masana kimiyya daga Jami'ar Rasha MISIS (NUST MISIS) sun yi iƙirarin cewa asalin fasaharsu ta ta'allaka ne a cikin haɗa fa'idodin hanyoyin ajiya guda uku bisa ka'idodin zahiri daban-daban a cikin tsarin injin injin. Ta hanyar yin amfani da waɗannan hanyoyin, sun sami nau'i-nau'i masu yawa tare da matsanancin zafi mai zafi, juriya da juriya na lalata, rahotanni Sputnik.
A cewar masu binciken, ainihin tsarin da aka samo asali ya haifar da haɓakar 1.5 a cikin juriya na lalata da kuma yanayin zafi mai zafi idan aka kwatanta da mafita na yanzu. An buga sakamakon su a cikin International Journal of Ceramics.
"A karon farko, an samu wani rufin kariya na lantarki dangane da chromium carbide da mai ɗaure NiAl (Cr3C2-NiAl) ta hanyar aiwatar da ci gaba na vacuum electrospark alloying (VES), pulsed cathode-arc evaporation (IPCAE) da magnetron sputtering ( MS). ) ana yin shi akan abu ɗaya. Rufin yana da ƙananan ƙwayoyin cuta, wanda ya sa ya yiwu a haɗa abubuwan da ke da amfani na dukkanin hanyoyi guda uku, "in ji Philip, Shugaban Laboratory "Diagnostics Innatural of Structural Transformations" a Cibiyar Kimiyya ta MISiS-ISMAN. Ba a nuna ilimin Kiryukhantsev-Korneev ba.
A cewarsa, sun fara bi da saman tare da VESA don canja wurin kayan daga Cr3C2-NiAl ceramic electrode zuwa substrate, yana tabbatar da ƙarfin mannewa tsakanin rufin da substrate.
A mataki na gaba, a lokacin pulsed cathode-arc evaporation (PCIA), ions daga cathode cika lahani a farkon Layer, latching fasa da kuma kafa mai yawa da kuma mafi uniform Layer tare da high lalata juriya.
A mataki na ƙarshe, ana samar da kwararar atom ta hanyar magnetron sputtering (MS) don daidaita yanayin saman. A sakamakon haka, an kafa wani babban Layer mai juriya mai zafi, wanda ke hana yaduwar iskar oxygen daga yanayi mai tsanani.
"Yin amfani da microscope na lantarki watsa don nazarin tsarin kowane Layer, mun sami tasirin kariya guda biyu: haɓaka ƙarfin ɗaukar nauyi saboda farkon Layer na VESA da kuma gyara lahani tare da aikace-aikacen yadudduka biyu na gaba. Sabili da haka, mun sami nau'i mai nau'i uku, juriya ga lalata da kuma yanayin zafi mai zafi a cikin ruwa da gas mai zafi yana da sau ɗaya da rabi fiye da na tushe na tushe. Ba zai zama ƙari ba a ce wannan wani muhimmin sakamako ne, "in ji Kiryukhantsev-Korneev.
Masanan kimiyya sun kiyasta cewa rufin zai ƙara rayuwa da aiki na kayan aikin injiniya masu mahimmanci, famfunan canja wurin mai da sauran abubuwan da ke tattare da lalacewa da lalata.
Cibiyar Kimiyya da Ilimi don Yada Kai Tsakanin Zazzabi Synthesis (SHS Center), wanda Farfesa Evgeny Levashov ke jagoranta, ya haɗu da masana kimiyya daga NUST MISiS da Cibiyar Tsarin Macrodynamics da Kimiyyar Materials. AM Merzhanov Cibiyar Kimiyya ta Rasha (ISMAN). Nan gaba kadan, tawagar masu binciken sun yi shirin fadada amfani da dabarar da aka hada da su don inganta alluran titanium da nickel masu jure zafi ga masana'antar jiragen sama.