Results 11 to 20 of about 13,758 (245)

Probing electron localization during molecular dissociation by femtosecond strong-field ion momentum spectroscopy

open access: yesCommunications Physics, 2023
The study of molecular valence electron dynamics and their coupling with nuclear motion is one of the frontiers of ultrafast physics and ultrafast chemistry. With time-resolved strong-field ion momentum spectroscopy, we study electron valence and nucleus
Xinning Zhao   +15 more
doaj   +1 more source

Impact of acidity and surface-modulated acid dissociation on cloud response to organic aerosol [PDF]

open access: yesAtmospheric Chemistry and Physics
Acid dissociation of the organic aerosol fraction has the potential to impact cloud-activating properties by altering aqueous-phase H+ concentrations and water activity but is currently overlooked in most atmospheric aerosol models.
G. Sengupta   +3 more
doaj   +1 more source

Is Dissociation of HCl in DMSO Clusters Bistable?

open access: yes, 2021
The dissociation of HCl embedded in DMSO clusters was investigated by projecting the solvent electric field along the HCl bond using B3LYP-D3/6-31+G(d) and MP2/6-31+G(d,p) levels of theory.
G Naresh, Patwari   +3 more
core   +1 more source

The Historical Development of the Words “Dissociation” and “Ionization” in Chemistry

open access: yesRevista Debates em Ensino de Química, 2023
The words "dissociation" and "ionization" are sources of misconceptions in chemistry teaching, mainly in the subjects of acids and bases, chemical equilibrium and solutions. In the present article, the historical development of the two words was analyzed.
Giovanni Miraveti Carriello   +2 more
openaire   +1 more source

CO2 Dissociation using the Versatile Atmospheric Dielectric Barrier Discharge Experiment (VADER)

open access: yesFrontiers in Physics, 2014
Dissociation of CO2 is investigated in an atmospheric pressure dielectric barrier discharge (DBD) with a simple, zero dimensional (0-D) chemical model and through experiment.
Michael Allen Lindon, Earl eScime
doaj   +1 more source

Gas hydrate growth and dissociation in narrow pore networks: capillary inhibition and hysteresis phenomena [PDF]

open access: yes, 2009
Marine sediments hosting gas hydrates are commonly fine-grained (silts, muds, clays) with very narrow mean pore diameters (0.1 mm). This has led to speculation that capillary phenomena could play an important role in controlling hydrate distribution in
Webber, J. Beau W.   +5 more
core   +1 more source

Dissociation Rate Calculation via Constant-force Steered Molecular Dynamics Simulation

open access: yes, 2022
Steered molecular dynamics (SMD) simulations have been applied to molecular dissociation events by adding a harmonic force to molecules. Further, molecules are pulled at a constant velocity.
Shinji, Iida, Tomoshi, Kameda
core   +1 more source

Dissociative recombination as primary dissociation channel in plasma chemistry

open access: yesJournal of Physics: Conference Series, 2009
Molecule formation, surface modification and deposition in plasmas can in first order be described as dissociation in the plasma and association of fragments at the surface. In active plasmas ionization and dissociation by electrons is accompanied by excitation.
Schram, D.C.   +3 more
openaire   +1 more source

MENTAL MODEL OF PROSPECTIVE CHEMISTRY TEACHER ON EQUILIBRIUM CONSTANT AND DEGREE OF DISSOCIATION

open access: yesJurnal Kependidikan: Penelitian Inovasi Pembelajaran, 2019
MODEL MENTAL CALON GURU KIMIA PADA KONSEP TETAPAN KESETIMBANGAN DAN DERAJAT DISOSIASI Abstrak Penelitian ini bertujuan untuk mengeksplorasi model mental calon guru kimia pada konsep tetapan kesetimbangan dan derajat disosiasi.
Anggra Prasetya Cahya   +2 more
doaj   +1 more source

Prediction of Dissociation Constant in Protein-Ligand Interaction

open access: yes, 2021
In protein-ligand interactions, such as antigen-antibody interactions and hormone-receptor interactions, a correlation between the equilibrium dissociation constant KD and the reduced mass of the protein and ligand was found.
Masatoshi, Kawashima
core   +1 more source

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