( However ( , ( ( these techniques ) ( ( ( ( do not ) directly ) ( identify ( ( the ( atomic numbers ) ) ( of ( ( the atoms ) ( neighboring ( ( the ( absorbing atom ) ) ( in ( multielement samples ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB However)) (, ,) (NP (DT these) (NNS techniques)) (VP (VBP do) (RB not) (ADVP (RB directly)) (VP (VB identify) (NP (NP (DT the) (JJ atomic) (NNS numbers)) (PP (IN of) (NP (NP (DT the) (NNS atoms)) (VP (VBG neighboring) (NP (NP (DT the) (JJ absorbing) (NN atom)) (PP (IN in) (NP (JJ multielement) (NNS samples)))))))))) (. .)))
However, these techniques do not directly identify the atomic numbers of the atoms neighboring the absorbing atom in multielement samples.
(ROOT (S (NP (NP (DT The) (JJ low) (JJ atomic) (NN number)) (PP (IN of) (NP (NN beryllium)))) (VP (VBZ allows) (S (NP (PRP it)) (VP (TO to) (VP (VB absorb) (NP (NNPS x-rays)))))) (. .)))