Donut-shaped exotic stars pom

Donut-shaped exotic stars pom
Donut-shaped exotic stars pom
Anonim

Cov kws tshawb fawb hauv Spain thiab Portugal tau tsim cov qauv kev xav thiab tshawb pom nrog kev pab los ntawm nws hom tshiab ntawm lub hnub qub bosonic - cov khoom siv dag uas tsis suav nrog fermions, zoo li cov hnub qub, tab sis bosons. Cov hnub qub zoo li tuaj yeem ua rau tsis zoo li lub ntsej muag, tab sis tawg sai sai vim muaj kev cuam tshuam sab nraud. Qhov no tau tshaj tawm hauv xov xwm tshaj tawm ntawm Phys.org.

Bosons yog cov khoom uas tuaj yeem nyob hauv tib lub xeev quantum. Qhov no txawv ntawm lawv los ntawm fermions (piv txwv li, hluav taws xob), uas raug rau Pauli txoj cai cais tawm. Fermions feem ntau yog ua los ntawm teeb meem, thiab qee qhov bosons, xws li photons, yog cov nqa ntawm kev sib cuam tshuam. Nyob rau tib lub sijhawm, nws tau ntseeg tias qhov teeb meem tsaus ntuj tuaj yeem tsim los ntawm cov teeb ci ultra-light, uas tseem yog lub hauv paus.

Cov cuab yeej ntawm bosons kom nyob hauv tib lub xeev yog qhov muaj peev xwm ua tau zoo uas ua rau pom cov khoom me me thiab txawm tias cov hnub qub txawv. Hauv kev ua haujlwm tshiab, cov kws tshawb fawb astrophysicists tau pom tias seb cov hnub qub tig los ntawm lub hnub qub tuaj yeem ruaj khov. Txhawm rau ua qhov no, lawv siv tus lej ua piv txwv raws li Einstein txoj kev xav dav dav ntawm kev sib raug zoo.

Cov kws tshawb fawb tau txiav txim siab ob qhov xwm txheej. Hauv thawj zaug, huab loj ntawm cov teeb meem bosonic sib tsoo los ua lub hnub qub tig. Hauv qhov xwm txheej thib ob, cov kws tshawb fawb tau tshuaj xyuas seb lub hnub qub uas tau tshwm sim los lawm puas tuaj yeem tiv taus kev cuam tshuam lossis tsis yog. Kev hloov lub hnub qub bosonic tuaj yeem yog ib ntawm ob hom. Scalar cov hnub qub tau tsim los ntawm cov xoom-xoom, thaum lub hnub qub vector tau tsim los ntawm spin-1 hais.

Cov kws tshawb fawb tau pom tias cov hnub qub uas muaj hnub nyoog muaj cov duab zoo li lub hnub qub, thaum lub hnub qub vector tseem nyob li qub, tab sis flattened ntawm tus ncej. Hauv qhov no, cov hnub qub toroidal tsis ruaj khov rau kev cuam tshuam thiab tawg mus rau hauv ib feem nrog qhov tsim tau ntawm lub qhov dub. Cov hnub qub Spheroidal ruaj khov zoo li cov hnub qub.

Yav tom ntej, cov kws tshawb fawb txog lub ntiaj teb xav paub seb cov hnub qub puas ntsoog ib txwm tsis ruaj khov lossis seb nws nyob ntawm cov khoom ntawm cov teeb meem tsaus nti uas lawv tau tsim.

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