|
volum de carte |
1999 |
Chimie generală, , anul 1999 |
POPA, Niculae (redactor) |
|
|
|
|
|
volum de carte |
2000 |
Compuși tehnici anorganici, , anul 2000 |
POPA, Niculae (autor), CHIVU, Vasilica (autor) |
|
|
|
|
| |
articol de periodic |
1992 |
Revue Roumaine de Chimie, 37-6 |
KRIZA, Angela (autor)
,
POPA, Niculae (autor)
|
Sur les composes complexes de l+aluminium avec des azomethynes |
|
691-695 |
|
| |
articol de periodic |
1992 |
Revue Roumaine de Chimie, 37-6 |
POPA, Niculae (autor)
,
IONESCU, Gheorghe (autor)
|
Kinetics of some chloromethanes: sonolysis in aqueous media |
|
697-701 |
|
| |
articol de periodic |
1996 |
Revue Roumaine de Chimie, 41-11-12 |
GALASIU, Rodica (autor)
,
GALASIU, Ioan (autor)
,
POPA, Niculae (autor)
,
CHIVU, Vasilica (autor)
,
BARBU, Andreea (autor)
|
Electric resistivity of the SnO2-CuO semiconductors. Influence of the surface state |
|
905-911 |
|
| |
articol de periodic |
1996 |
Revue Roumaine de Chimie, 41-5-6 |
GALASIU, Ioan (autor)
,
GALASIU, Rodica (autor)
,
POPA, Niculae (autor)
,
CHIVU, Vasilica (autor)
,
BARBU, Andreea (autor)
|
Electric resisvity of the SnO2 based ceramic masses. Influence of CuO concentration |
|
391-396 |
|
| |
articol de periodic |
1997 |
Revue Roumaine de Chimie, 42-5 |
GALASIU, Ioan (autor)
,
GALASIU, Rodica (autor)
,
POPA, Niculae (autor)
,
CHIVU, Vasilica (autor)
|
Electric resistivity studies of the SnO-Sb2O3-CuO semiconducting ceramics. Influence of dopants concentration |
|
349-354 |
|
