نتایج جستجو برای: polar covalent bond
تعداد نتایج: 129822 فیلتر نتایج به سال:
Multicoated magnetite magnetic nanoparticles (MNP) with polyacrylic acid as a terminal hydrophilic ligand showed reproducibility of the composite particles when used draw solution. The tight covalent bond allows MNPs to maintain their osmotic potential after filtration.
Photolysis of ((F)PNP)Pd-Et in the presence of Et(2)Zn leads to the formation of ((F)PNP)Pd-Zn-Pd(PNP(F)), the first example of a compound with a covalent Pd-Zn bond.
In this study, B12N12 Nano ring has been selected because it consist of four 6-side rings and polar bonds B-N which in comparison with non-polar bonds C-C, is more suitable for the study of the absorption of other compounds. So reactivity and stability of Benzene alone and in the presence B12N12 nano ring field checked. To determine the non-bonded interaction energies between Benzene and B12N12...
Quantitative studies of the 1 : 1 complexes formed between perfluorohexyl iodide and a variety of hydrogen-bond acceptors have been used to probe the relationship between halogen bonding, hydrogen bonding, desolvation and the electrostatics of non-covalent interactions.
Is chemistry a science without a territory? I argue that "chemical bonding" has been a traditional chemical territory ever since the chemical community amalgamated in the seventeenth century, and even before. The modern charter of this territory is Gilbert Newton Lewis, who started the "electronic structure revolution in chemistry." As a tribute to Lewis, I describe here three of his key papers...
Abstract Dynamic covalent bond-based shape memory polymers (DCB-SMPs) are one of most important SMPs which have a wide potential application prospect. Different from common strong bonds, DCBs own relatively weak bonding energy, similarly to the supramolecular interactions noncovalent and can dynamically combine dissociate these bonds. DCB-SMP solids, be designed respond for different stimuli, p...
Hard and soft matter can be distinguished by the energy of chemical bonds in comparison with kBT. At the interface of hard and soft matter, there exists a region of transition between strong (covalent/ionic/metallic) bonds in solids and weak (van der Waals/hydrogen/electrostatic) interactions in liquids and polymers. Transport of energy and mass at such interfaces is yet to be fully explored, b...
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