Journal of Colloid & Interface ScienceFormation of ionic bonds between a fatty-acid Langmuir–Blodgett monolayer and a zinc oxide substrate[J] . Keiichi Ikegami,Takashi Sugimoto,Takashi Yoshiyama,Keigou Maejima,Hajime Shibata,Hitoshi Tampo,Shigeru Niki.Journal of Colloid And Interface Science . 2010 ...
What Are Covalent Bonds? A covalent bond is a bond where two or more atoms share electrons. The sharing of atoms helps complete the outer shell, or valence shell, of both atoms. For example, oxygen has six valence electrons. It can form a covalent bond with two hydrogen atoms, each of...
An approximation to the potential energy in the vicinity of the equilibrium spacing is U=–Arm+Brn ,where A and B are constants associated with the attractive and repulsive parts of the potential energy respectively m and n are small integers. (For ionic and some covalent bonds, the attractive...
The epitaxial lattice is constrained to the substrate owing to the strong ionic bonds between them and, therefore, the phase transition of the perovskite is restricted by the substrate lattice. Second, the driving force of the α-to-δ phase transition is believed to be the internal tensile ...
What Are Covalent Bonds? A covalent bond is a bond where two or more atoms share electrons. The sharing of atoms helps complete the outer shell, or valence shell, of both atoms. For example, oxygen has six valence electrons. It can form a covalent bond with two hydrogen atoms, each of...
What Are Covalent Bonds? Acovalent bondis a bond where two or more atoms share electrons. The sharing of atoms helps complete the outer shell, or valence shell, of both atoms. For example, oxygen has six valence electrons. It can form a covalent bond with two hydrogen atoms, each of whi...
The contribution of the transition metal 3d electrons into formation of the ionic-covalent bonds In these ternary compounds, estimated from the XANES analysis and chemical shift of the absorption Edges, was found decreasing with the 3d shell occupation. 展开 年份: 1998 ...
The application of natural deep eutectic solvents (NADES) in the pharmaceutical, agricultural, and food industries represents one of the fastest growing fields of green chemistry, as these mixtures can potentially replace traditional organic solvents. Th
Hitherto, the metal-quenched glass formation has only been achieved for a handful of 3D zeolitic imidazolate frameworks (ZIFs)7,8,9,10,11,12, in parallel with a few 1D and 2D metal-phosphates and metal-triazolates13,14. For the melting of ZIFs, the coordination bonds between the ...
To solve this problem, an alumina layer with thicknesses varying from 1 to 15 nm was deposited onto polyamide 66 (PA66) plates through a physical vapor deposition (PVD) process in this study. This allows a precise examination of the chemical bonds developed at the PA66/alumina interface usi...