Quantum tunneling facilitates water motion across the surface of phenanthrene

D Loru, AL Steber, C Pérez… - Journal of the …, 2023 - ACS Publications
Quantum tunneling is a fundamental phenomenon that plays a pivotal role in the motion and
interaction of atoms and molecules. In particular, its influence in the interaction between …

Isotope Effect in D2O Negative Ion Formation in Electron Transfer Experiments: DO–D Bond Dissociation Energy

S Kumar, M Hoshino, B Kerkeni, G García… - The journal of …, 2023 - ACS Publications
H2O/D2O negative ion time-of-flight mass spectra from electron transfer processes at
different collision energies with neutral potassium yield OH–/OD–, O–, and H–/D–. The …

Exploring Pore Formation and Gas Sensing Kinetics Using Conjugated Polymer–Small Molecule Blends

Y Ahn, Y Kang, H Kye, MS Kim, WH Lee… - ACS Applied Materials …, 2024 - ACS Publications
Controlling miscibility between mixture components helps induce spontaneous phase
separation into distinct domain sizes, thereby resulting in porous conjugated polymer (CP) …

Valence band XPS spectra of K silicate glasses: Effect of HOMO energies on K, Na and Li leach rates, activation energies and reaction mechanism

HW Nesbitt, GM Bancroft, R Sawyer, RA Secco… - Journal of Non …, 2024 - Elsevier
X-ray Photoelectron spectra of K-silicate glass valence bands (VBs) are composed of distinct
upper and lower bands, separated by a minimum at∼ 10 eV binding energy. A third, narrow …

Uptake of molecules by polyaromatic hydrocarbon nanoparticles

V Poterya, IS Vinklárek, A Pysanenko… - ACS Earth and Space …, 2024 - ACS Publications
Polycyclic aromatic hydrocarbons (PAHs) are omnipresent in the Earth's atmosphere and
detected in many regions of the interstellar space. Large PAH clusters (nanoparticles) can …

Photochemistry of micro-solvated benzonitrile complexes with water/ammonia bordering on the formation of icy grains

MH Queiroz, JL Nascimento, TV Alves, R Rivelino - Chemical Physics, 2024 - Elsevier
Polycyclic aromatic hydrocarbons (PAHs) act as condensation nuclei for water/ammonia
molecules forming icy water clusters. In the context of small aromatic rings, we have …

Photoabsorption of microhydrated naphthalene and its cyano-substituted derivatives: Probing prereactive models for photodissociation in molecular clouds

MH Queiroz, TV Alves, R Rivelino - The Journal of Physical …, 2023 - ACS Publications
We investigate the photoionization pathways of naphthalene, 1-cyanonaphthalene, and 2-
cyanonaphthalene upon complexation with the water dimer, aiming to understand the …

A theoretical study of the photochemistry of 1, 3-cyclopentadiene and its cyano derivatives bound to a water dimer: Assessing reactivity of ionized clusters and …

MH Queiroz, SA Santos, BS Sampaio, TV Alves… - … Acta Part A: Molecular …, 2024 - Elsevier
We theoretically investigate the photoionization scenarios of molecular complexes involving
cyclopentadiene and cyanocyclopentadiene bound to water dimers. Using electronic …

Flip** Kinetics of the Water Trimer on Acenaphthylene: Persistence of a Highly Dipolar ddd Configuration at Interstellar Temperatures

MH Queiroz, TV Alves, MF Venancio… - ACS Earth and Space …, 2022 - ACS Publications
This is a theoretical study aiming to understand molecular processes with water clusters,
which can be useful for the detection of polycyclic aromatic hydrocarbons (PAHs) in space …

Isolating the electronic effects of systematic twist in highly substituted aromatic hydrocarbons using density functional theory

G Tully, EA Jarvis - 2023 - digitalcommons.lmu.edu
Density functional theory (DFT) was employed to investigate dodecaphenyltetracene as well
as similar molecules containing differing backbone lengths and electron withdrawing groups …