Library of Congress Cataloging-in-Publication Data -- Contents -- Preface -- Introduction -- Cases Study -- 2.1. ZnO Hexagonal Polar Surfaces Slab-Water Interaction (Wetting and Electrowetting) -- 2.2. ZnO Nanorods or Tubes Array-Water Interaction (Wetting and Electrowetting) -- 2.3. Water Permeation through ZnO Nanotube -- 2.4. Ionic Currents of Mg2+, Ca2+, K+, and Na+ Ions Through ZnO Nanotube -- Method -- 3.1. Molecular Dynamics -- 3.2. Building ZnO Structures -- 3.2.1. ZnO Hexagonal Polar Slab -- 3.2.2. ZnO Nanorods -- 3.2.3. ZnO Nanotube -- 3.3. ZnO-Water Systems -- 3.3.1. Wetting -- 3.3.2. Electrowetting -- 3.3.3. Water Permeation -- 3.3.4. Ionic Currents -- 3.4. Water Density Profiles -- Results and Discussion -- 4.1. Density Profiles and WCA -- 4.2. Water Permeation through ZnO Nanotube -- 4.3. Salt Concentration Dependence on ZnO Nanotube Ionic Currents -- Conclusion -- References -- Index.