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Strontium-88 (⁸⁸Sr)

Muhimman Halayen Makaman Nukiliya
Strontium-88 (⁸⁸Sr) shine mafi yawan isotope mai karko na strontium, tare da yalwar halitta na 82.58% da nauyin atomic na 87.9056 u. Juyawar nukiliyarsa I=0, babu lokacin maganadisu na nukiliya, kuma tsarkin nukiliya mai yawa (abin da ke cikin isotope masu rediyoaktif ⁸⁹Sr da ⁹⁰Sr

    Properties na kimiyyar nukiliya

    ⁸⁸Sr yana da takamaiman abubuwan kamawa na neutron:
    Sashen kamawar zafin jiki na neutron yana da ƙasa sosai (0.058 barn)
    Yana da kayan ɗaukar isotope na strontium mai kyau a cikin masu samar da makamashin nukiliya
    Ana amfani da shi azaman ma'aunin tunani don accelerator mass spectrometry (AMS) don auna sauran isotopes na strontium

    Aikace-aikacen Fasahar Kwatancen

    Kwamfutar Kwantenar Ion Trap:
    Faɗin layi na ⁸⁸Sr⁺ canjin agogon gani (674 nm)
    Ana amfani da shi don gina ƙofofin dabaru na kwantum na gani
    Daidaiton aunawa:
    Rashin tabbas na tsarin agogon lattice na Sr ya kai 2×10⁻¹⁸
    Ana amfani da shi don gano raƙuman nauyi da gwajin alaƙa

    Aikace-aikacen bincike na masana'antu da kimiyya

    Maganin sharar gida mai guba: A matsayin mai ɗaukar strontium mai karko don raba ⁸⁹Sr/⁹⁰Sr
    Binciken narkewar isotope: Kayan aiki na yau da kullun don saduwar ƙasa (hanyar Rb-Sr)
    Kayan lantarki: Ana amfani da babban tsarki ⁸⁸Sr(NO₃)₂ don shirya fina-finan dielectric na SrTiO₃

    Kayayyakin kayan

    Kwanciyar hankali: Zafin ruɓewa ya fi na nitrates na yau da kullun (>500℃)
    Kayayyakin gani: Tsawon tsayin UV 300 nm
    Ayyukan sinadarai: Yana samar da abubuwan da ba sa narkewa da oxalates (SrC₂O₄·H₂O)

    Fasahar haɓaka Isotope

    Manyan hanyoyin shirya tsantsar ⁸⁸Sr(NO₃)₂:
    1. Hanyar rabuwa da na'urar lantarki: rabuwa da tushen ion na ƙarfe na strontium (tsarki> 99.99%)
    2. Hanyar musayar sinadarai: rarrabuwar isotope mai rikitarwa ta kambin ether/strontium
    3. Inganta Laser: Amfani da canjin lantarki na musamman na ⁸⁸Sr (460.7 nm)

    Tsaro da aiki

    ⁸⁸Sr(NO₃)₂ wani sinadari ne mai ƙarancin guba (LD₅₀>5000 mg/kg), amma dole ne a guji shi daga hulɗa da magungunan rage zafi (na iya haifar da ruɓewar abubuwa masu fashewa). A adana a cikin busasshiyar wuri don hana sha danshi da taruwa.

    Kammalawa

    A matsayinsa na wakilin isotopes na strontium mai karko, strontium nitrate-88 mai tsarki yana da muhimmiyar darajar amfani a fasahar quantum, amincin makamashin nukiliya da kimiyyar kayan aiki. Tsarkakakkiyar tsarkinsa na nukiliya da kwanciyar hankali na sinadarai sun sanya shi muhimmin kayan gada don sauya bincike na asali zuwa fasahar injiniya.

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