100cm Manyan nono Nono Mini Soyayya Dolls

Zircons sune ma'adinai da aka fi so a tsakanin masana kimiyya saboda suna da wuyar gaske. Waɗannan girman mitoci lu'ulu'u na iya jure yanayin yanayi sama da biliyoyin shekaru don adana sirrin geochemical na haihuwarsu. Har ila yau, suna kama isotopes na uranium daga yanayin yayin da suke samuwa, wanda ke aiki a matsayin mai ƙidayar lokaci wanda ke farawa daga lokacin da zircons yayi crystallize. Ebony Sex Doll

Uranium isotopes yana ruɓe zuwa gubar a ƙimar da ake iya faɗi. Ta hanyar kirga adadin kwayoyin gubar da ke samuwa da kuma atom din uranium da suka rage, masu bincike za su iya gano nawa ne lokaci ya wuce tun lokacin da zircons suka taurare daga narkakkar kayan madigo.

Marubutan binciken sun bincika zircons da ke cikin samfurin dutsen wata da aka tattara a lokacin Apollo 17 a 1972, kuma sun gina taswirar 3D na atom. Ƙididdigar isotopes na gubar ya haifar da shekaru biliyan 4.46, shekaru mafi tsufa don samuwar ɓawon wata har yanzu.

A baya masu haɗin gwiwar Greer da Bidong Zhang da Audrey Bouvier suka jagoranta a shekarar 2021, amma rahoton ya jawo shakku. Masu suka sun yi nuni da gaskiyar cewa ƙwayoyin gubar gubar kan yi ƙaura don samar da aljihu mai girma ko ƙaranci a cikin dutsen. Ya danganta da inda mutum ya duba, akwai damar da za su iya cin karo da waɗannan rukunin yanar gizon da ba su dace ba kuma su ƙididdige shekarun zircon.

Don shawo kan waɗannan matsalolin, Bouvier ya tuntuɓi ƙungiyar Greer don sake ƙidaya atom, wannan lokacin tare da binciken ion wanda zai iya samfurin dutsen a mafi girman ƙudurin sararin samaniya wanda aka yi amfani da shi a cikin binciken da ya gabata. Kyakkyawan bincike zai ba ƙungiyar damar gano yankunan nanosized na ingantattun atom ɗin gubar dalma, idan akwai su. Amma ba su sami ko ɗaya ba.Melina Elden Ring Sex Doll

"A cikin wannan zircon, komai ya kasance iri ɗaya ne, don haka ba ma ma damu da hakan ba," in ji mawallafin binciken Philipp Heck, masanin ilimin kimiyyar halittu a filin kayan tarihi da Jami'ar Chicago. Sakamakon ya tabbatar da cewa shekarun da aka auna a baya na shekaru biliyan 4.46 daidai ne.

"Bincike ne mai kyau sosai," in ji Melanie Barboni, masanin kimiyyar lissafi a Jami'ar Jihar Arizona da ba ta shiga cikin binciken ba. Barboni ya yi nazarin sauran isotopes a cikin zircons na wata don gano cewa cikin watan ya fara zama daban-daban shekaru biliyan 4.51 da suka wuce, lamarin da ya gabaci matakin karshe na samuwar ɓawon burodi da aka kama a cikin sabon binciken.

Barboni ta ce sabon binciken ya dace da binciken nata. Ta kara da cewa "Takardu da yawa sun ba da shawarar cewa wata ya samu bayan haka, shekaru biliyan 4.3, misali." "Wannan a fili ba zai yiwu da wannan bayanan ba."