The design of hydrogen storage materials is one of the principal challenges that must be met
before the development of a hydrogen economy. While hydrogen has a large specific …

In this article, the interconnections between the ortho‐positronium (the bound state of the
positron and electron having parallel orientation of spins, TPs) pick‐off annihilation …

By using transition electron microscopy, X-ray diffraction and small-angle X-ray scattering
technique porous structure of a series of polystyrene-type sorbents (microporous and …

A disagreement between effective sizes of elementary free volumes found from the four
component PATFIT analyses of positronium annihilation lifetime spectra and experiments on …

抄録 The recent several decades have seen the spectacular advances in a new area at the
junction of elementary particle physics and chemistry, the so called chemistry of new atoms …

Temperature dependence of the lifetime τ3 and intensity I3 of the long-lived ortho-
positronium (o-Ps) component was measured for two polyimides PI189 and PI304 both …

Positron annihilation lifetime spectroscopy (PALS) and coincidence Doppler broadening
spectroscopy (CDBS) were used for the studies of two types of hyper-cross-linked …

Determination of the size distribution of free-volume holes in solids, in particular, polymers,
is an important physicochemical problem. The positron annihilation technique has been …

На основе сверхсшитых полистиролов (ССП) разработаны магнитные сорбенты
композиты с включениями наноразмерных частиц оксида железа в полимерной …

Magnetic sorbents (composites with inclusions of iron oxide nanoparticles in a polymer
matrix), which can be used to remove toxic compounds by the magnetic separation method …