( ( As ( ( the ( tritium nucleus ) ) decays ) ) ( it ( ( ( ( emits ( an electron ) ) , ) ( ( causing energy ) ( to ( be ( released ( in ( ( the form ) ( of ( beta radiation ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (SBAR (IN As) (S (NP (DT the) (NN tritium) (NN nucleus)) (VP (VBZ decays)))) (NP (PRP it)) (VP (VBZ emits) (NP (DT an) (NN electron)) (, ,) (S (VP (VBG causing) (NP (NN energy)) (S (VP (TO to) (VP (VB be) (VP (VBN released) (PP (IN in) (NP (NP (DT the) (NN form)) (PP (IN of) (NP (JJ beta) (NN radiation)))))))))))) (. .)))
As the tritium nucleus decays it emits an electron, causing energy to be released in the form of beta radiation.
(ROOT (S (NP (NP (DT The) (NN electron)) (VP (VBN released) (PP (IN during) (NP (JJ beta) (NN decay))))) (VP (VBZ is) (RB not) (NP (NP (DT an) (JJ orbital) (NN electron)) (PP (CC but) (NP (NP (DT an) (NN electron)) (SBAR (WHNP (WP$ whose) (NNS origin)) (S (VP (VBD was) (PP (IN in) (NP (DT the) (NN nucleus)))))))))) (. .)))