Results 31 to 40 of about 289,623 (333)

Functional materials based on molecules with hydrogen-bonding ability: applications to drug co-crystals and polymer complexes [PDF]

open access: yesRoyal Society Open Science, 2018
The design, synthesis and property characterization of new functional materials has garnered interest in a variety of fields. Materials that are capable of recognizing and binding with small molecules have applications in sensing, sequestration, delivery
Kristin M. Hutchins
doaj   +1 more source

Hydrogen bond analysis of confined water in mesoporous silica using the reactive force field [PDF]

open access: yesMol. Sim. 45, 1437-1446 (2019), 2019
The structural and dynamical properties of water confined in nanoporous silica with a pore diameter of 2.7 nm were investigated by performing large-scale molecular dynamics simulations using the reactive force field. The radial distribution function and diffusion coefficient of water were calculated, and the values at the center of the pore agreed well
arxiv   +1 more source

Guanidinium 2-(myristoylsulfanyl)ethanesulfonate

open access: yesActa Crystallographica Section E, 2011
In the title compound, CH6N3+·C16H31O4S2− [systematic name: guanidinium 2-(tetradecanoylsulfanyl)ethanesulfonate], each 2-(myristoylthio)ethanesulfonate ion displays hydrogen bonding to three guanidinium counter-ions, which themselves ...
Elizabeth S. Monillas   +4 more
doaj   +1 more source

Unraveling chirality transfer mechanism by structural isomer-derived hydrogen bonding interaction in 2D chiral perovskite

open access: yesNature Communications, 2023
In principle, the induced chirality of hybrid perovskites results from symmetry-breaking within inorganic frameworks. However, the detailed mechanism behind the chirality transfer remains unknown due to the lack of systematic studies.
Jaehyun Son   +11 more
doaj   +1 more source

Hydrogen release at metal-oxide interfaces: A first principle study of hydrogenated Al/SiO$_2$ interfaces [PDF]

open access: yes, 2016
The Anode Hydrogen Release (AHR) mechanism at interfaces is responsible for the generation of defects, that traps charge carriers and can induce dielectric breakdown in Metal-Oxide-Semiconductor Field Effect Transistors. The AHR has been extensively studied at Si/SiO$_2$ interfaces but its characteristics at metal-silica interfaces remain unclear.
arxiv   +1 more source

Seeking for ultrashort "non-bonded" hydrogen-hydrogen contacts in some rigid hydrocarbons and their chlorinated derivatives [PDF]

open access: yesStructural Chemistry 25 (2014) 1297, 2013
In this communication a systematic computational survey on some rigid hydrocarbon skeletons, e.g. half-cage pentacyclododecanes and tetracyclododecanes, and their chlorinated derivatives in order to seek for the so-called ultrashort "non-bonded" hydrogen-hydrogen contacts is done.
arxiv   +1 more source

Modulation of the Selectivity in Anions Recognition Processes by Combining Hydrogen- and Halogen-Bonding Interactions

open access: yesMolecules, 2017
Most of the halogen bonding receptors for anions described use halogen bonding binding sites solely in the anion recognition process; only a few examples report the study of anion receptors in which the halogen bonding interaction has been used in ...
Fabiola Zapata   +4 more
doaj   +1 more source

Explicit treatment of hydrogen bonds in the Universal Force Field: validation and application for Metal-Organic Frameworks, hydrates and host-guest complexes [PDF]

open access: yes, 2017
A straightforward means to include explicit hydrogen bonds within the Universal Force Field is presented. Instead of treating hydrogen bonds as non-bonded interaction subjected to electrostatic and Lennard-Jones potentials, we introduce an explicit bond with negligible bond order, thus maintaining the structural integrity of the H-bonded complexes and ...
arxiv   +1 more source

A Theoretical Study on Terpene‐Based Natural Deep Eutectic Solvent: Relationship between Viscosity and Hydrogen‐Bonding Interactions

open access: yesGlobal Challenges, 2021
The aim of this work is to shed light on the origins of unique properties by studying the relationship between viscosity and hydrogen‐bonding interactions of terpene‐based natural deep eutectic solvents (NADES). Five systems including camphor/formic acid,
Chen Fan   +3 more
doaj   +1 more source

A second order thermodynamic perturbation theory for hydrogen bond cooperativity in water [PDF]

open access: yes, 2017
It has been extensively demonstrated through first principles quantum mechanics calculations that water exhibits strong hydrogen bond cooperativity. Classical molecular simulation and statistical mechanics methods typically assume pairwise additivity, meaning they cannot account for these 3-body and higher cooperative effects.
arxiv   +1 more source

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