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Showing 34 results for "uca)" in Chemistry
Chemistry Preprint PDF DOI

An efficient method based on the evolutionary center algorithm for optimizing chemical-diffusive models for flame acceleration and DDT

Huahua Xiao, Xu Zhang, Mingbin Zhao, Congling Shi · 2026

This paper presents an efficient method based on Evolutionary Center Algorithm (ECA) for accurately and efficiently determining the optimal reaction and diffusion parameters for Chemical-Diffusive Mod…

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Chemistry Preprint PDF DOI

VIANA: character Value-enhanced Intensity Assessment via domain-informed Neural Architecture

Luana P. Queiroz, Icaro S. C. Bernardes, Ana M. Ribeiro, Bernardo M. Aguilera-Mercado, Idelfonso B. R. Nogueira · 2026

Predicting the perceived intensity of odorants remains a fundamental challenge in sensory science due to the complex, non-linear behavior of their response, as well as the difficulty in correlating mo…

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Chemistry Preprint PDF DOI

Life cycle assessment for all organic chemicals

Shaohan Chen, Tim Langhorst, Julian Nohl, Christopher Oberschelp, Martin Pillich, Johannes Schilling, Andre Bardow · 2026

Chemicals are embedded in nearly every aspect of modern society, yet their production poses substantial sustainability concerns. Achieving a sustainable chemical industry requires detailed Life Cycle …

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Chemistry Preprint PDF DOI

Unraveling Surface Chemistry of irreversible reduction of iron oxides through the Time-Resolved APXPS and Chemometrics

Mohammed Alaoui Mansouri, Manoj Ghosalya, Aidin Heidari, Yuzhao Wang, Mourad Kharbach, Anne Hietava, Mikko J. Sillanpaa, Ilkka Launonen, Timo Fabritius, Marko Huttula, Samuli Urpelainen · 2026

This work presents a study on the application of Time-Resolved Ambient Pressure X-ray Photoelectron Spectroscopy (TR-APXPS) in association with chemometric techniques, specifically Principal Component…

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Chemistry Preprint PDF DOI

Ab Initio Characterization of C2H4N2 Isomers: Structures, electronic energies, spectroscopic parameters and formation pathways

Oko Emmanuel Godwin, Natalia Inostroza, Diego Mardones, Luca Bizzocchi, Edgar Mendoza, Maria Luisa Senent, Miguel Carvajal · 2026

This work presents a comprehensive theoretical investigation of key isomers of C2H4N2 using state-of-the-art quantum chemical methods. The objective is to characterize their molecular structures, spec…

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Chemistry Preprint PDF DOI

Learning continuous state of charge dependent thermal decomposition kinetics for Li-ion cathodes using Kolmogorov-Arnold Chemical Reaction Neural Networks (KA-CRNNs)

Benjamin C. Koenig, Sili Deng · 2025

Thermal runaway in lithium-ion batteries is strongly influenced by the state of charge (SOC). Existing predictive models typically infer scalar kinetic parameters at a full SOC or a few discrete SOC l…

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Chemistry Preprint PDF DOI

Assessing the impact of contact time on leachate chemistry from recycled concrete aggregates

Morgan D. Sanger, Gabrielle Campagnola, Robin Ritchey, Tuncer B. Edil, Matthew Ginder-Vogel · 2025

Recycled concrete aggregate (RCA) is recognized as a readily available, mechanically sufficient construction and demolition waste product that is suitable as a base course substitute for natural, virg…

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Chemistry Preprint PDF DOI

Automated selection of nuclear coordinates for reduced dimensionality nonadiabatic dynamics

Vincent Delmas, Alessandro Nardi Nardi, Isabella C. D. Merritt, Anthony Ferte, Ignacio Fdez. Galvan, Morgane Vacher · 2025

Poor scaling of dynamics simulations with number of dimensions is currently a major limiting factor in the simulation of photochemical processes. In this work, we investigate ways to reduce the dimens…

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Chemistry Preprint PDF DOI

A Simple and Scalable Kernel Density Approach for Reliable Uncertainty Quantification in Atomistic Machine Learning

Daniel Willimetz, Lukas Grajciar · 2025

Machine learning models are increasingly used to predict material properties and accelerate atomistic simulations, but the reliability of their predictions depends on the representativeness of the tra…

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Chemistry Preprint PDF DOI

Selective Activation of Aromatic C-H Bonds Catalyzed by Single Gold Atoms at Room Temperature

Benjamin Lowe, Jack Hellerstedt, Adam Matej, Pingo Mutombo, Dhaneesh Kumar, Martin Ondracek, Pavel Jelinek, Agustin Schiffrin · 2023

Selective activation and controlled functionalization of C-H bonds in organic molecules is one of the most desirable processes in synthetic chemistry. Despite progress in heterogeneous catalysis using…

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Chemistry Preprint PDF DOI

Atomic Representations of Local and Global Chemistry in Complex Alloys

Megan J. McCarthy, Jacob Startt, Remi Dingreville, Aidan P. Thompson, Mitchell A. Wood · 2023

The exceptional properties observed in complex concentrated alloys (CCAs) arise from the interplay between crystalline order and chemical disorder at the atomic scale, complicating a unique determinat…

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Chemistry Preprint PDF DOI

Complementary experimental methods to obtain thermodynamic parameters of protein ligand systems

Shilpa Mohanakumar, Namkyu Lee, Simone Wiegand · 2022

In recent years, thermophoresis has emerged as a promising tool for quantifying biomolecular interactions. The underlying physical effect is still not understood. To gain deeper insight, we investigat…

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Chemistry Preprint PDF DOI

The moving crude adiabatic alternative to the adiabatic representation in excited state dynamics

Rosa Maskri, Loic Joubert-Doriol · 2022

The choice of the electronic representation in on-the-fly quantum dynamics is crucial. The adiabatic representation is appealing since adiabatic states are readily available from quantum chemistry pac…

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Chemistry Preprint PDF DOI

Assessment of nanoparticle immersion depth at liquid interfaces from chemically equivalent macroscopic surfaces

Joeri Smits, Rajendra Prasad Giri, Chen Shen, Diogo Mendonca, Bridget Murphy, Patrick Huber, Kurosch Rezwan, Michael Maas · 2022

Hypothesis: We test whether the wettability of nanoparticles (NPs) straddling at an air/water surface or oil/water interface can be extrapolated from sessile drop-derived macroscopic contact angles (m…

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Chemistry Preprint PDF DOI

A Deep Autoencoder Framework for Discovery of Metastable Ensembles in Biomacromolecules

Satyabrata Bandyopadhyay, Jagannath Mondal · 2021

Mini-proteins and peptides manifest dynamic conformational fluctuation and involve mutual interconversion among metastable states. A robust mapping of the conformational landscape underlying mini-prot…

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Chemistry Preprint PDF DOI

Mechanisms of Molecular Ferroelectrics Made Simple

Xiaoqing Zhu, Wenbin Fan, Wei Ren, Yongle Li · 2021

Molecular ferroelectrics have captured immense attention due to their superiority over inorganic oxide ferroelectrics, such as environmentally friendly, low-cost, flexible, foldable. However, the mech…

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Chemistry Peer-Reviewed PDF DOI

Reevaluating tear gas toxicity and safety.

Jennifer L Brown, Carey E Lyons, Carlee Toddes, Timothy Monko, Roman Tyshynsky · 2021

Tear gases, or chemical demonstration control agents (DCA), were originally created as weapons that could severely disable or kill enemy troops. Though banned in war, these chemicals are still used in…

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Chemistry Preprint PDF DOI

Experimental and theoretical studies on the photodegradation of 2-ethylhexyl 4-methoxycinnamate in the presence of reactive oxygen and chlorine species

Alicja Gackowska, Maciej Przyby{l}ek, Waldemar Studzinski, Jerzy Gaca · 2018

2-Ethylhexyl 4-methoxycinnamate (EHMC) is one of the most commonly used sunscreen ingredient. In this study we investigated photodegradation of EHMC in the presence of such common oxidizing and chlori…

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Chemistry Preprint PDF DOI

Formation of chlorinated breakdown products during degradation of sunscreen agent, 2-ethylhexyl-4-methoxycinnamate in the presence of sodium hypochlorite

Alicja Gackowska, Maciej Przyby{l}ek, Waldemar Studzinski, Jerzy Gaca · 2018

In this study, a new degradation path of sunscreen active ingredient, 2-ethylhexyl-4-methoxycinnamate (EHMC) and 4-methoxycinnamic acid (MCA) in the presence of sodium hypochlorite (NaOCl), was discus…

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Chemistry Preprint PDF DOI

Quasi-chemical approximation for polyatomic mixtures

M. V. Davila, P. M. Pasinetti, D. A. Matoz-Fernandez, A. J. Ramirez-Pastor · 2016

The statistical thermodynamics of binary mixtures of polyatomic species was developed on a generalization in the spirit of the lattice-gas model and the quasi-chemical approximation (QCA). The new the…

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