Results 21 to 30 of about 3,046,010 (256)

Versatility of the Cyano Group in Intermolecular Interactions

open access: yesMolecules, 2020
Several cyano groups are added to an alkane, alkene, and alkyne group so as to construct a Lewis acid molecule with a positive region of electrostatic potential in the area adjoining these substituents.
Steve Scheiner
doaj   +1 more source

Monomer and polymer indole-derived systems having NLO properties for very high optical gain photorefractive materials. The role of the electrostatic interactions. [PDF]

open access: yes, 2009
Object of the present research is the study of some indole-based photorefractive (PR) materials. Novel indole-based NLO chromophores have been synthesized and their photoconductive (PC) and PR behaviour have been investigated when employed both alone (as
GRECO, FRANCESCO
core   +1 more source

4-Chloro-1-[2-(2-chlorophenyl)ethyl]-2-nitrobenzene

open access: yesIUCrData, 2016
In the title compound, C14H11Cl2NO2, the dihedral angle between the phenyl rings is 8.60 (17)° and the nitro group makes a dihedral anle of 29.4 (4)° with its attached ring. The crystal structure features C—H...O hydrogen bonds and π–π interactions.
H. S. Yeshwanthkumar   +6 more
doaj   +1 more source

A Feasible and Efficient Monitoring Method of Synthetic Fibers Released during Textile Washing

open access: yesMicroplastics
Microfibers (MFs) are one of the most common and hazardous forms of microplastic found in the aquatic environment. The methods of collecting and analyzing MFs released during washing have to be developed and standardized to understand and model the ...
Oskar Świątek, Agnieszka Dąbrowska
doaj   +1 more source

The Effect of Deoxyfluorination on Intermolecular Interactions in the Crystal Structures of 1,6-Anhydro-2,3-epimino-hexopyranoses

open access: yesMolecules, 2022
The effect of substitution on intermolecular interactions was investigated in a series of 1,6-anhydro-2,3-epimino-hexopyranoses. The study focused on the qualitative evaluation of intermolecular interactions using DFT calculations and the comparison of ...
Martin Jakubec   +3 more
doaj   +1 more source

Feasibility of Raman and FTIR spectroscopy for direct microplastic search in the human milk samples: Comparative qualitative study

open access: yesEcotoxicology and Environmental Safety
The ubiquitous presence of microplastic particles encompasses the human tissues and secreta. Unfortunately, the complex biological matrix hampers the proper polymer identification, and harsh purification protocols damage the microplastic particles (MPs),
Agnieszka Dąbrowska   +3 more
doaj   +1 more source

Electronic Strong Coupling Modifies the Ground-state Intermolecular Interactions in Chlorin Thin Films [PDF]

open access: yes
The electronic strong coupling (ESC) of a molecular transition with cavity modes can result in modified excited state photophysics compared to its uncoupled counterparts.
Mainak, Mondal   +4 more
core   +1 more source

The mitigation of the ghost nets threat by recycling of polypropylene: Blends, their ageing tests and spectral characterization

open access: yesCleaner Water
Lost or abandoned fishing gears threaten the natural environment and its inhabitants through an entanglement of animals, by-catch, and potential release of microplastics.
Agnieszka Dąbrowska   +4 more
doaj   +1 more source

Peripheral halogen atoms in multi-resonant thermally activated delayed fluorescence emitters: The role of heavy atom on intermolecular interactions and spin orbit coupling [PDF]

open access: yes, 2023
Multi-resonant thermally activated delayed fluorescence materials (MR-TADF) can show narrow-band emission with high photoluminescence quantum efficiency, desirable for applications in organic light emitting diodes (OLEDS). However, they frequently suffer
Tomas, Matulaitis   +6 more
core   +2 more sources

Implications of molecular interactions for protein structure, function and design [PDF]

open access: yes, 2005
Protein structures are kept in a delicate balance of stability by the interactions of the amino acid residues among themselves, the solvent and other molecules. On one hand they must be stable enough not to unfold, on the other hand they must be mobile
Meier, Markus
core   +1 more source

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