Cov lus qhia tseeb rau cov qauv droplet
Ib qho yog qhov nruab nrab ntawm kev khi lub zog ntawm lub zog ntawm lub hauv paus ntawm yuav luag tas li, qhov ntawd yog, lub zog khi A yog cov sib npaug ntawm cov lej ntawm A nucleon A, qhia kev kub siab ntawm nuclear zog (saib nuclear lub zog); lwm qhov yog tias qhov ntim ntawm lub nucleus yog sib piv rau cov naj npawb ntawm nucleons, uas yog, nuclear teeb meem ntwm ntawm yog kwv yees li ib qho tas mus li (saib nucleus), qhia tias lub nucleus tsis yooj yim sua.