Gwajin Ceramics Zirconia da Kammalawa

Kammalawa

Lambun Al'ajabi ya ba da katun su na Zirconia yumbu (Zirco ™) da ma'aunin ƙarfe na masana'antu don binciken zafi na fasahar vaporization.Don nazarin dorewa da lalatawar samfuran, Aliovalents Material Research yayi amfani da pycnometry, x-ray diffraction, scanning microscopy da makamashi tarwatsa spectroscopy akan samfuran da suka bambanta daga pristine zuwa ƙasƙanci (300 ° C da 600 ° C).Rage yawan ƙima ya nuna ƙarar ƙarar ga samfurin tagulla a 600 ° C, yayin da samfurin yumbu bai nuna wani canji mai mahimmanci a cikin yawa ba.

Tagulla da aka yi amfani da shi azaman gidan tsakiya na karfe ya sami iskar oxygen mai mahimmanci a cikin ɗan gajeren lokaci, idan aka kwatanta da samfurin yumbu.Tushen tsakiyar yumbu ya kasance mai tsafta saboda yanayin sinadarai marasa aiki na haɗin ion ɗin sa.Daga nan aka yi amfani da sikanin microscopy na lantarki don samun manyan hotuna masu ƙarfi akan ƙananan ma'aunin don gano kowane canje-canje na zahiri.Fuskar tagulla wacce ba ta da juriya kuma ta kasance cikakke oxidized.Bayyanar haɓakar ƙaƙƙarfan yanayi ya faru ne saboda iskar oxygenation, yana aiki azaman sabbin wuraren lalata don ƙarin lalata wanda ya tsananta lalata.

A gefe guda, samfuran zirconia sun kasance masu daidaituwa kuma ana iya amfani da su har ma da aikace-aikacen zafin jiki mafi girma.Wannan yana nuna mahimmancin haɗin haɗin sinadarai na ionic a cikin Zirconia da haɗin ƙarfe na ƙarfe a cikin cibiyar Brass.Taswirar farko na samfuran sun nuna mafi girman abun ciki na iskar oxygen a cikin ƙazantattun samfuran ƙarfe waɗanda suka dace da samuwar oxides.

Bayanan da aka tattara sun nuna cewa samfurin yumbura ya fi kwanciyar hankali a yanayin zafi mai tsayi wanda aka gwada samfuran a.