Results 131 to 140 of about 9,908 (221)

Studies on healthy and neoplastic tissues using positron annihilation lifetime spectroscopy and focused histopathological imaging. [PDF]

open access: yesSci Rep, 2020
Zgardzińska B   +7 more
europepmc   +1 more source

A model for single shot positron annihilation lifetime spectroscopy

open access: yesJournal of Applied Physics
A model is presented for analyzing positron–electron annihilation spectra obtained using single shot positron annihilation lifetime spectroscopy. The model is tested against data resulting from 1×106 positrons in a single few ns burst impinging on a sample such that the positronium annihilation decay components are accurately reported in a single shot.
openaire   +1 more source

Morphology of Thin Film Composite Membranes Explored by Small-Angle Neutron Scattering and Positron-Annihilation Lifetime Spectroscopy. [PDF]

open access: yesMembranes (Basel), 2020
Pipich V   +7 more
europepmc   +1 more source

Pre-martensitic phenomena of thermoelastic martensitic transformation of NiTiCu alloys studied with positron annihilation lifetime spectroscopy

open access: yesScience and Technology of Advanced Materials, 2004
Many anomalous phenomena have been observed in NiTi alloys above martensite start temperature, such as softening of the shear constants, increase of internal friction and diffuse scattering of TEM.
J. Katsuyama, H. Araki, M. Mizuno and Y. Shirai
doaj  

Positron states in polypropylene and polystyrene at low temperature [PDF]

open access: yes, 2007
Bas, C   +4 more
core   +1 more source

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