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๐Ÿ” program development ๐Ÿ“‚ Chemistry
Showing 1184 results for "program development" in Chemistry
Chemistry Preprint PDF DOI

Dissolution of sulfur dioxide and nitrogen monoxide in water

Fernando Hevia, Barbara Liborio, Karine Ballerat-Busserolles, Yohann Coulier, Jean-Yves Coxam ยท 2024

Sulfur dioxide (SO$_2$) and nitrogen monoxide (NO) are some of the gas impurities present in the carbon dioxide (CO$_2$) separated from fume using post combustion capture process. Even in a small amouโ€ฆ

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Chemistry Preprint PDF DOI

Slowly Quenched, High Pressure Glassy B$_2$O$_3$ at DFT Accuracy

Debendra Meher, Nikhil V. S. Avula, Sundaram Balasubramanian ยท 2024

Modeling inorganic glasses requires an accurate representation of interatomic interactions, large system sizes to allow for intermediate-range structural order, and slow quenching rates to eliminate kโ€ฆ

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Chemistry Preprint PDF DOI

Adaptive Kink Filtration: Achieving Asymptotic Size-Independence of Path Integral Simulations Utilizing the Locality of Interactions

Amartya Bose ยท 2024

Recent method developments involving path integral simulations have come a long way in making these techniques practical for studying condensed phase non-equilibrium phenomena. One of the main difficuโ€ฆ

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Chemistry Preprint PDF DOI

Spatial Signatures of Electron Correlation in Least-Squares Tensor Hyper-Contraction

Chao Yin, Sara Beth Becker, James H. Thorpe, Devin A. Matthews ยท 2024

Least Squares Tensor Hypercontraction (LS-THC) has received some attention in recent years as an approach to reduce the significant computational costs of wavefunction based methods in quantum chemistโ€ฆ

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Chemistry Preprint PDF DOI

An Informatics Framework for the Design of Sustainable, Chemically Recyclable, Synthetically-Accessible and Durable Polymers

Joseph Kern, Yongliang Su, Will Gutekunst, Rampi Ramprasad ยท 2024

We present a novel approach to design durable and chemically recyclable ring-opening polymerization (ROP) class polymers. This approach employs digital reactions using virtual forward synthesis (VFS) โ€ฆ

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Chemistry Preprint PDF DOI

A novel technique based on a cylindrical microwave resonator for high pressure phase equilibrium determination

Rodrigo Susial, Angel Gomez-Hernandez, Daniel Lozano-Martin, Dolores del Campo, M. Carmen Martin, Jose J. Segovia ยท 2024

The development of a novel technique based on a cylindrical microwave resonator for high pressure phase equilibrium determination is described. Electric permittivity or dielectric constant is a physicโ€ฆ

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Chemistry Preprint PDF DOI

Accurate experimental ($p$, $\rho$, $T$) data of the ($CO_{2}$ + $O_{2}$) binary system for the development of models for CCS processes

Daniel Lozano-Martin, Gerald U. Akubue, Alejandro Moreau, Dirk Tuma, Cesar R. Chamorro ยท 2024

The limited availability of accurate experimental data in wide ranges of pressure, temperature, and composition is the main constraining factor for the proper development and assessment of thermodynamโ€ฆ

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Chemistry Preprint PDF DOI

Multiscale Embedding for Quantum Computing

Leah P. Weisburn, Minsik Cho, Moritz Bensberg, Oinam Romesh Meitei, Markus Reiher, Troy Van Voorhis ยท 2024

We present a novel multi-scale embedding scheme that links conventional QM/MM embedding and bootstrap embedding (BE) to allow simulations of large chemical systems on limited quantum devices. We also โ€ฆ

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Chemistry Preprint PDF DOI

Generating coupled cluster code for modern distributed memory tensor software

Jan Brandejs, Johann Pototschnig, Trond Saue ยท 2024

Using GPU-based HPC platforms efficiently for coupled cluster computations is a challenge due to heterogeneous hardware structures. The constant need to adapt software to these structures and the requโ€ฆ

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Chemistry Preprint PDF DOI

Learning local and semi-local density functionals from exact exchange-correlation potentials and energies

Bikash Kanungo, Jeffrey Hatch, Paul M. Zimmerman, Vikram Gavini ยท 2024

Finding accurate exchange-correlation (XC) functionals remains the defining challenge in density functional theory (DFT). Despite 40 years of active development, the desired chemical accuracy is stillโ€ฆ

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Chemistry Preprint PDF DOI

Thermodynamic characterization of the ($CO_{2}$ + $O_{2}$) binary system for the development of models for CCS processes: Accurate experimental ($p$, $\rho$, $T$) data and virial coefficients

Daniel Lozano-Martin, David Vega-Maza, M. Carmen Martin, Dirk Tuma, Cesar R. Chamorro ยท 2024

Continuing our study on ($CO_{2}$ + $O_{2}$) mixtures, this work reports new experimental($p$, $\rho$, $T$) data for two oxygen-rich mixtures with mole fractions $x$($O_{2}$) = (0.50 and 0.75) mol/molโ€ฆ

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Chemistry Preprint PDF DOI

Transferability of datasets between Machine-Learning Interaction Potentials

Samuel P. Niblett, Panagiotis Kourtis, Ioan-Bogdan Magdau, Clare P. Grey, Gabor Csanyi ยท 2024

With the emergence of Foundational Machine Learning Interatomic Potential (FMLIP) models trained on extensive datasets, transferring data between different ML architectures has become increasingly impโ€ฆ

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Chemistry Preprint PDF DOI

Optimizing reaction and transport fluxes in temperature gradient-driven chemical reaction-diffusion systems

Mohammed Loukili, Ludovic Jullien, Guillaume Baffou, Raphael Plasson ยท 2024

Temperature gradients represent energy sources that can be harvested to generate steady reaction or transport fluxes. Technological developments could lead to the transfer of free energy from heat souโ€ฆ

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Chemistry Preprint PDF DOI

Thermophysical properties of hydrogen mixtures relevant for the development of the hydrogen economy: Review of available experimental data and thermodynamic models

Daniel Lozano-Martin, Alejandro Moreau, Cesar R. Chamorro ยท 2024

The accurate knowledge of the thermophysical and thermodynamic properties of pure hydrogen and hydrogen mixtures plays an important role in the design and operation of many processes involved in hydroโ€ฆ

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Chemistry Preprint PDF DOI

On the design space between molecular mechanics and machine learning force fields

Yuanqing Wang, Kenichiro Takaba, Michael S. Chen, Marcus Wieder, Yuzhi Xu, Tong Zhu, John Z. H. Zhang, Arnav Nagle, Kuang Yu, Xinyan Wang, Daniel J. Cole, Joshua A. Rackers, Kyunghyun Cho, Joe G. Greener, Peter Eastman, Stefano Martiniani, Mark E. Tuckerman ยท 2024

A force field as accurate as quantum mechanics (QM) and as fast as molecular mechanics (MM), with which one can simulate a biomolecular system efficiently enough and meaningfully enough to get quantitโ€ฆ

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Chemistry Preprint PDF DOI

On the key kinetic interactions between NOx and unsaturated hydrocarbons: H-atom abstraction from C3-C7 alkynes and dienes by NO2

Zhengyan Guo, Hongqing Wu, Ruoyue Tang, Xinrui Ren, Ting Zhang, Mingrui Wang, Guojie Liang, Hengjie Guo, Song Cheng ยท 2024

An adequate understanding of NOx interacting chemistry is a prerequisite for a smoother transition to carbon lean and carbon free fuels such as ammonia and hydrogen. In this regard, this study presentโ€ฆ

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Chemistry Preprint PDF DOI

Zero- to Ultralow-field Nuclear Magnetic Resonance

Danila A. Barskiy, John W. Blanchard, Dmitry Budker, James Eills, Szymon Pustelny, Kirill F. Sheberstov, Michael C. D. Tayler, Andreas H. Trabesinger ยท 2024

Zero and ultralow-field nuclear magnetic resonance (ZULF NMR) is an NMR modality where experiments are performed in fields at which spin-spin interactions within molecules and materials are stronger tโ€ฆ

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Chemistry Preprint PDF DOI

Mapping safety transitions as batteries degrade: A model-based analysis towards full-lifespan battery safety management

Xinlei Gao, Ruihe Li, Gregory J. Offer, Huizhi Wang ยท 2024

Battery safety is important, yet safety limits are normally static and do not evolve as batteries degrade. Consequently, many battery systems are overengineered to meet increasingly stringent safety dโ€ฆ

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Chemistry Preprint PDF DOI

Tracking the Electron Density Changes in Excited States -- A Computational Study on Pyrazine

Sebastian V. Pios, Jiaji Zhang, Maxim F. Gelin, Hong-Guang Duan, Lipeng Chen ยท 2024

The development of X-ray free-electron lasers (XFELs) has enabled ultrafast X-ray diffraction (XRD) experiments, which are capable of resolving electronic/vibrational transitions and structural changeโ€ฆ

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Chemistry Preprint PDF DOI

Understanding kinetic interactions between NOx and C2-C5 alkanes and alkenes: The rate rules and influences of H-atom abstractions by NO2

Hongqing Wu, Ruoyue Tang, Xinrui Ren, Mingrui Wang, Guojie Liang, Haolong Li, Song Cheng ยท 2024

This study aims to reveal the important role and the respective rate rules of H atom abstractions by NO2 for better understanding NOX hydrocarbon interactions. To this end, H atom abstractions from C2โ€ฆ

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