( ( Scanning ( thermal expansion ) ) ( microscopy ( ( is ( ( ( an ( imaging mode ) ) , ) ( ( in which ) ( ( an ( ( imposed localised ) ( temperature modulation ) ) ) ( is ( used ( to ( generate ( ( ( thermal expansion ) , ) ( which ( ( in turn ) ( ( ( produces ( mechanical strain ) ) and ) ( ( gives ( thermal expansion ) ) ( contrast images ) ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (VBG Scanning) (JJ thermal) (NN expansion)) (ADVP (RB microscopy)) (VP (VBZ is) (NP (NP (DT an) (NN imaging) (NN mode)) (, ,) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (DT an) (ADJP (VBN imposed) (JJ localised)) (NN temperature) (NN modulation)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB generate) (NP (NP (JJ thermal) (NN expansion)) (, ,) (SBAR (WHNP (WDT which)) (S (PP (IN in) (NP (NN turn))) (VP (VP (VBZ produces) (NP (JJ mechanical) (NN strain))) (CC and) (VP (VBZ gives) (NP (JJ thermal) (NN expansion)) (NP (NN contrast) (NNS images)))))))))))))))) (. .)))
Scanning thermal expansion microscopy is an imaging mode, in which an imposed localised temperature modulation is used to generate thermal expansion, which in turn produces mechanical strain and gives thermal expansion contrast images.
(ROOT (S (NP (DT The) (NN term) (JJ thermal) (NN expansion)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NP (DT the) (NN change)) (PP (IN in) (NP (NN size) (CC or) (NN volume))) (PP (IN of) (NP (NP (DT a) (VBN given) (NN mass)) (PP (IN with) (NP (NN temperature))))))))))) (. .)))