Journal Article 2 triel bond Lewis acid 1 Lewis base 1 QTAIM 1 bond path 1 charge transfer 1 mehr ... charge-inverted hydrogen bond 1 electron density shifts 1 electrostatic potential 1 hydride bond 1 hydride-triel bond 1 substituent effect 1 the decomposition of the energy of interaction 1 the quantum theory of ‘atoms in molecules’ 1 weniger ...