( ( Further research ) ( ( covers ( ( ( ( ( ( ( ( ( ( the ( Casimir-Polder effects ) ) , ) ( ( the ( Zeeman effect ) ) ( ( in two ) - ) ) ) and ) ( three-electron ( atomic systems ) ) ) , ) ( photoionization ( of ( ( helium and ) lithium ) ) ) ) , ) and ) ( interface ( with ( nuclear physics ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Further) (NN research)) (VP (VBZ covers) (NP (NP (NP (DT the) (JJ Casimir-Polder) (NNS effects)) (, ,) (NP (NP (DT the) (JJ Zeeman) (NN effect)) (PP (IN in) (NP (CD two)) (: -))) (CC and) (NP (JJ three-electron) (JJ atomic) (NNS systems))) (, ,) (NP (NP (NN photoionization)) (PP (IN of) (NP (NNP helium) (CC and) (NNP lithium)))) (, ,) (CC and) (NP (NP (NN interface)) (PP (IN with) (NP (JJ nuclear) (NNS physics)))))) (. .)))
Further research covers the Casimir-Polder effects, the Zeeman effect in two- and three-electron atomic systems, photoionization of helium and lithium, and interface with nuclear physics.
(ROOT (S (NP (NNP Lithium)) (VP (VBZ has) (NP (CD three) (NNS electrons))) (. .)))