Results 1 to 10 of about 590,847 (290)

Electrostatic Potential Analysis in Polyelectrolyte Brush-Grafted Microchannels Filled with Polyelectrolyte Dispersion [PDF]

open access: yesMicromachines, 2021
In this study, the model framework that includes almost all relevant parameters of interest has been developed to quantify the electrostatic potential and charge density occurring in microchannels grafted with polyelectrolyte brushes and simultaneously ...
Byoungjin Chun, Myung-Suk Chun
doaj   +2 more sources

The Distance between Minima of Electron Density and Electrostatic Potential as a Measure of Halogen Bond Strength [PDF]

open access: yesMolecules, 2022
In this study, we present results of a detailed topological analysis of electron density (ED) of 145 halogen-bonded complexes formed by various fluorine-, chlorine-, bromine-, and iodine-containing compounds with trimethylphosphine oxide, Me3PO.
Edem R. Chakalov   +4 more
doaj   +2 more sources

Electrostatic potential difference between tumor and paratumor regulates cancer stem cell behavior and prognose tumor spread [PDF]

open access: yesBioengineering & Translational Medicine, 2023
Tumor spread is responsible for most deaths related to cancer. Increasing the accuracy of cancer prognosis is critical to reducing the high mortality rates in cancer patients.
Haoran Zhao   +8 more
doaj   +2 more sources

Effect of methyl substituents on flotation performance of cationic collectors

open access: yes工程科学学报, 2023
With the implementation of carbon peak and carbon neutrality vision, an amine collector has been extensively applied in reverse flotation of bauxite, iron, and phosphate ores for desiliconization.
Ben-ying WANG   +3 more
doaj   +1 more source

Low temperature crystal structure, experimental atomic charges and electrostatic potential of ammonium decavanadate hexahydrate (NH4)V10O28·6H2O [PDF]

open access: yesJournal of the Serbian Chemical Society, 2007
The X-ray structure of ammonium decavanadate hexahydrate was redetermined at a low temperature (100 K) in order to locate the hydrogen sites and to study the hydrogen bonds.
GORAN A. BOGDANOVIC   +4 more
doaj   +3 more sources

Spectroscopic properties of Vitamin C: A theoretical work

open access: yesCumhuriyet Science Journal, 2020
Vitamin C is an important human micronutrient. It has many vital biological functions in human health. In this research paper, the molecule of vitamin C was optimized and energy band gaps were determined using DFT and HF methods. In computational quantum
Lana Ahmed, Rebaz Omer
doaj   +1 more source

Quantification of Local Electric Field Changes at the Active Site of Cytochrome c Oxidase by Fourier Transform Infrared Spectroelectrochemical Titrations

open access: yesFrontiers in Chemistry, 2021
Cytochrome c oxidase (CcO) is a transmembrane protein complex that reduces molecular oxygen to water while translocating protons across the mitochondrial membrane.
Federico Baserga   +7 more
doaj   +1 more source

Structural comparison of two ferritins from the marine invertebrate Phascolosoma esculenta

open access: yesFEBS Open Bio, 2021
For marine invertebrates with no adaptive immune system, ferritin is a major intracellular iron‐storage protein with a critical role in innate immunity.
Tinghong Ming   +10 more
doaj   +1 more source

Lactose and Galactose Promote the Crystallization of Human Galectin-10

open access: yesMolecules, 2023
Galectin-10 (Gal-10) forms Charcot–Leyden crystals (CLCs), which play a key role in the symptoms of asthma and allergies and some other diseases. Gal-10 has a carbohydrate-binding site; however, neither the Gal-10 dimer nor the CLCs can bind sugars.
Yu-Fan Fu   +6 more
doaj   +1 more source

Tuning of the Electrostatic Potentials on the Surface of the Sulfur Atom in Organic Molecules: Theoretical Design and Experimental Assessment

open access: yesMolecules, 2023
Noncovalent sulfur interactions are ubiquitous and play important roles in medicinal chemistry and organic optoelectronic materials. Quantum chemical calculations predicted that the electrostatic potentials on the surface of the sulfur atom in organic ...
Ziyu Wang, Weizhou Wang, Hai-Bei Li
doaj   +1 more source

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