Tijaabooyinka qaarkood waxay muujinayaan caddeynta'' tetraquarks'-'mesons'' qalaad'oo ka kooban laba quark iyo laba antiquark.
Dabcan, nooc ka sii adag jumlada ayaa ah "Tijaabooyinka qaarkood waxay muujinayaan caddeynta '' tetraquarks '-' mesons '' qalaad 'oo ka kooban laba quark iyo laba antiquark, laakiin bulshada fiisikiska walxaha guud ahaan uma arko jiritaankooda inay u badan tahay, in kasta oo ay weli suurtagal tahay. "