CH-1020 Lecture Notes - Lecture 21: Alpha Decay
5 Nov 2018
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Beta. iscay s a betaparticleis anelectron b i e electronsinbetadecayarefromnucleusnot e cloud. Protonemission proton massofe wichargeofaproton bt 9e protonchangesintoneutron1 positivelychargedelectron. Gammaemission8i energyreleased nochangein 2 or a protons orneutrons writebalancedequations. 3940t h"sonright ohleft cantellelementfrombottom ex 7h7. 9et 32he agammarays lessstable morestable ex 81379e t84be. Alsoknownas kcapture sucks anelectronfromthe is she11 captureselectron converting protonto a neuron ex ibet9e 3li unaffectedbyelectricormagneticfields stabilitya. de m0de beltofstabilityforbestprediction. C h periodictable isstable so c14is neutronrich decay. Ic yet4n periodictable isstable so c it isneutronpoor is. Proteinemissions toc 9etyb or e capture 6ctye sb sporitaneousfission ofliesapartcompletely. Allnuclearranare1storder aratekiat l nfatt kthnla o s tyz 1m 693. O howmuchna24is consumedin24hours t"t 15. 02hrs nat5omg integratedratelaw miati kittincaio canusetyztofindk k f 892. Inalt kt tmiaol iin14. 9 8 93t tin44. 9 solvefor t. Yo 1867 0. 8 notgoodb c periodictable iof so78netherefore18nenotstable. He 4. 0026w h 1. 0078m accountsfore on4. 0087m atomicmassunit lamu4. 6605 10 kg. E mc2 5. 0479 1029 3 10 1572 4. 543 10125 onebindingatom.
