- Tytuł:
- Kinetics of Nematic to Isotropic Phase Transition in Liquid Crystal Doped with Magnetic Nanoparticles
- Autorzy:
-
Csach, K.
Juríková, A.
Miškuf, J.
Tomašovičová, N.
Gdovinová, V.
Závišová, V.
Kopčanský, P.
Éber, N.
Fodor-Csorba, K.
Vajda, A. - Tematy:
-
61.30.-v
64.70.mj
65.80.-g - Pokaż więcej
- Wydawca:
- Polska Akademia Nauk. Instytut Fizyki PAN
- Powiązania:
- https://bibliotekanauki.pl/articles/1032719.pdf Link otwiera się w nowym oknie
- Opis:
- A binary mixture of bent-core and rod-shaped liquid crystals was chosen as a model substance combining the properties of both types of liquid crystals. The mixture was doped with a small amount of spherical and rod-like magnetic nanoparticles. Differential scanning calorimetry experiments were performed for the pure as well as for the doped mixture at different heating rates ranging from 1 to 16°C/min. The addition of the magnetic nanoparticles lowered the phase transition temperature. This effect is more intensive in the case of the rod-like magnetic nanoparticles. The kinetics of the nematic to isotropic phase transition was evaluated in the framework of the differential isoconversional method. The calculated apparent activation energy showed non-monotonic behaviour and a sensitivity on the shape of added magnetic nanoparticles.
- Dostawca treści:
- Biblioteka Nauki
Artykuł