Rajaa
Hakutulokset: Hakutulos
Rajaa
yksi hakutulos.
Liquid Crystals
nidottu,
2012,
englanti,
ISBN 9783662083956
In 1959, about 1400 compounds forming liquid crystalline phases were known; by 1992, this number had increased to about 50 000. In portable devices like wristwatches, pocket …