Lu'ulu'u da aka girma don yin nazarin nazarin roba mai hankali

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Lu'ulu'u da aka girma don yin nazarin nazarin roba mai hankali 151_1
Lu'ulu'u da aka girma don yin nazarin nazarin roba mai hankali

Kyautar da kafuwar tushen Kamfanin na Rasha ta tallafa wa binciken (RNF) kuma aka buga a cikin mujallar The Thermynamics na Thermynamics. Likihun kimiyyar zamani na shekaru da yawa suna kokarin gano yanayin ɗayan barbashi na subatomic barbashi - neutrino.

A karo na farko, ana ganin barbashi a farkon karni na ashirin, lokacin da lokacin da aka sake lura da lalacewar Beta (lantarki ko positron an saki), masana kimiyya sun gano cewa adadin makamashi kafin amsar ba ta da ƙarfi da kuma bayan ba ta da ƙarfi ba, Wato, an cika dokar da ta tanada. Sannan Pumis na Switzerland Wolfgant Paulhi ya ba da shawarar cewa akwai wasu wulakanta masu alfarma wadanda suke ɗaukar makamashi tare da su.

A gwaji, wannan hasashen da aka tabbatar ne kawai bayan shekaru 23. Da farko, waɗannan barbashi suna son a kira su neutrons, yayin da suke tsaka tsaki, amma wannan kalmar ta riga ta kasance mai aiki. An kira barbashi "neutrino" - daga Italiya "neutron". Karin Karatun Neutrino tare da masana kimiyyar zamani na iya taimakawa wajen fahimtar yanayin kwayoyin halitta, ƙarin daki-daki abubuwan fashewar taurari da tsarin sararin samaniya. Masu binciken sun yi imanin cewa a cikin sararin samaniya sun mamaye adadin maganin antimatter, da neutrino zasu taimaka wajen bayyana dalilin wannan rashin daidaituwa.

Lu'ulu'u da aka girma don yin nazarin nazarin roba mai hankali 151_2

Lhigium tungsten suttesals, wanda aka maye gurbinsu da molybdenum, daga abin da za a yi ƙwanƙwasawa don nazarin tafiyar matakai na roba / ©

Akwai masu gyara game da abin da rukuni na barbashi ya haɗa da neutrinos. Idan muka ɗauka cewa suna cikin rukunin sassan jikin mayorran, su ne, masu ilimin kimiyya suna da damar da za su iya lura da nau'in lalata beta - lalatattu biyu ba tare da neutrino ba. A wannan yanayin, matsi biyu na iya wuce lalata beta tare, saboda haka neutrino daya daga cikin neutron daya neckon wata neutron guda daya nan da nan. Duk da haka ba a lura da irin wannan beta ba tukuna, masanan masana kimiyyarsu suna cikin ci gaban kayan aiki don bin irin waɗannan abubuwan mamaki.

Ana amfani da Bolomet don lura da bita (na'urorin don auna ƙarfin sareation) wanda aka yi da tsayayyar lu'ulu'u mai haske wanda yake haskakawa yayin ɗaukar haske. Daya daga cikin kayan da aka yi wa acikin halittar bolomita shine monoscrystals na Mlybdates na farko da na biyu rukuni na tebur na Mendeleev, musamman molybdate (Li2moo4).

Bugu da kari, alkali da alkaline duniya metals, melybdates da Taddens ana amfani da su don yin nazarin bayanai game da samuwar sararin samaniya da kuma juyin halittar mutum da ana iya amfani da su don lura da masu amfani da makaman nukiliya. Lithumum-tace manyan molybdates dauke da manyan abubuwa (molybdenum da tungsten), saboda abin da giciye sashe (yiwuwar ma'amala) na yawan tashin hankali na neutrino ƙaruwa.

Masana kimiyya na Cibiyar Kirsimeti sunadarai sunadarai sunadarai bayan A. V. Nikovieb SB Abubuwan da lu'ulu'u guda ɗaya suna girma suna amfani da hanyar ƙaramin tsari na Czcralsky, a cikin wane yanayi ya faru a ƙananan yanayin zafi (ƙasa da digiri ɗaya).

Dangane da tsarin ilimin kimiyyar ilimin kimiyyar lissafi, marubutan aikin sun shirya kwatance waɗanda aikin kayan aikin buƙatu ake buƙatar inganta. Misali, yayin karatun, hanyoyin haɗi tsakanin makamashi guda ɗaya da aka gano, wanda ya sa ya zama mai yiwuwa a ci gaba da ci gaba da yanayin canje-canje a cikin Lumescent. Za'a iya yin wannan ta hanyar ƙara wasu abubuwan don tungsto-molybdate litithin.

"Amfani da waɗannan lu'ulu'u guda, zai yuwu a aiwatar da gwaje-gwaje tare da kilo kilo na lu'ulu'u guda, kuma ba tare da tan. Kamar yadda aka riga aka sanar, ba a lura da lalata beta biyu ba, da kuma yanayin ƙididdigar ƙwayar cuta na Nuclei kuma ba su fahimta.

Saboda haka, a gaban kayan duniya duka, aikin shine ƙirƙirar kayan tsarkakakkun abubuwa da kuma nazarin kadarorinsu na aiki, "in ji Nata da aka yi amfani da shi na aikin rnf, jagorantar bincike na mai bincike na Thermodynamics na kayan aikin Inorganic na Cibiyar Kiran Chemistry mai suna A. V. Nikolaev SB Ras.

Source: Kimiyya mara kyau

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