Browsing by Author Pinho, M .N. de
Results 1 to 3 of 3
| Issue Date | Title | Author(s) | Type | Access |
|---|---|---|---|---|
| 2003 | Free-volume studies in polyurethane membranes by positron annihilation spectroscopy | Marques, M. F. Ferreira ; Gil, C. Lopes ; Gordo, P. M. ; Kajcsos, Zs. ; Lima, A. P. de ; Queiroz, D. P. ; Pinho, M. N. de | article | openAccess |
| 2007 | Positron studies of the temperature-dependence of free volumes in Polydimethylsiloxane/poly(propylene oxide) urethane/urea membranes | Marques, M. F. Ferreira ; Gordo, P. M. ; Kajcsos, Zs. ; Gil, C. Lopes ; Lima, A. P. de ; Queiroz, D. P. ; Pinho, M. N. de | article | openAccess |
| 2001 | Structural characteristics and gas permeation properties of polynorbornenes with retained bicyclic structure | Zhao, Chun-tian ; Ribeiro, M. do Rosário ; Pinho, M. N. de ; Subrahmanyam, V. S. ; Gil, C. L. ; Lima, A. P. de | article | openAccess |