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๐Ÿ” discrimination ๐Ÿ“‚ Chemistry
Showing 68 results for "discrimination" in Chemistry
Chemistry Preprint PDF DOI

Vib2Conf: AI-driven discrimination of molecular conformations from vibrational spectra

Xin-Yu Lu, De-Yi Lin, Tong Zhu, Bin Ren, Hao Ma, Guo-Kun Liu ยท 2026

Retrieving or generating two-dimensional molecular structures on the basis of vibrational spectra has been well demonstrated via deep learning models. However, deciphering three-dimensional molecular โ€ฆ

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Chemistry Preprint PDF DOI

Auto-WHATMD : Automated Wasserstein-based High-dimensional feature extraction Analysis of Trajectories from Molecular Dynamics

Sosuke Asano, Ikki Yasuda, Katsuhiro Endo, Yoshinori Hirano, Kenji Yasuoka ยท 2026

Comparing multiple protein systems with variation such as different binding ligands or mutations, and understanding their effects is one of the objectives in molecular dynamics simulations. Representaโ€ฆ

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Chemistry Preprint PDF DOI

Lost in Translation: Simulation-Informed Bayesian Inference Improves Understanding of Molecular Motion From Neutron Scattering

Harry Richardson, Kit McColl, G{o}ran Nilsen, Jeff Armstrong, Andrew R. McCluskey ยท 2026

Quasi-elastic neutron scattering (QENS) probes atomic and molecular motion on length and time scales central to catalysis, energy materials, and gas adsorption. However, conventional analytical fittinโ€ฆ

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Chemistry Preprint PDF DOI

ExPUFFIN: Thermodynamic Consistent Viscosity Prediction in an Extended Path-Unifying Feed-Forward Interfaced Network

Carine Menezes Rebello, Ulderico Di Caprio, Jenny Steen-Hansen, Bruno Rodrigues, Erbet Almeida Costa, Anderson Rapello dos Santos, Flora Esposito, Mumin Enis Leblebici, Idelfonso B. R. Nogueira ยท 2025

Accurate prediction of liquid viscosity is essential for process design and simulation, yet remains challenging for novel molecules. Conventional group-contribution models struggle with isomer discrimโ€ฆ

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Chemistry Preprint PDF DOI

Unveiling chiral electron-photon correlation effects in circularly polarized optical devices

Yassir El Moutaoukal, Rosario R. Riso, Andrea Bianchi, Henrik Koch ยท 2025

Strong coupling with circularly polarized vacuum fluctuations offers a viable route to manipulate molecular chirality. While experiments are advancing toward the realization of chiral cavities, a meanโ€ฆ

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Chemistry Preprint PDF DOI

Are nonequilibrium effects relevant for chiral molecule discrimination?

Federico Ravera, Leonardo Medrano Sandonas, Rafael Gutierrez, Mariagrazia Graziano, Gianaurelio Cuniberti ยท 2025

Sensing and discriminating between enantiomers of chiral molecules remains a significant challenge in the design of sensor platforms. In the case of chemoresistive sensors, where detection relies on cโ€ฆ

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Chemistry Preprint PDF DOI

Adversarial Training for Dynamics Matching in Coarse-Grained Models

Yihang Wang, Gregory A. Voth ยท 2025

Molecular dynamics (MD) simulations are essential for studying complex molecular systems, but their high computational cost limits scalability. Coarse-grained (CG) models reduce this cost by simplifyiโ€ฆ

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Chemistry Preprint PDF DOI

Label-free SERS Discrimination of Proline from Hydroxylated Proline at Single-molecule Level Assisted by a Deep Learning Model

Yingqi Zhao, Kuo Zhan, Pei-Lin Xin, Zuyan Chen, Shuai Li, Francesco De Angelis, Jianan Huang ยท 2024

Discriminating the low-abundance hydroxylated proline from hydroxylated proline is crucial for monitoring diseases and eval-uating therapeutic outcomes that require single-molecule sensors. While the โ€ฆ

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Chemistry Preprint PDF DOI

Relevant, hidden, and frustrated information in high-dimensional analyses of complex dynamical systems with internal noise

Chiara Lionello, Matteo Becchi, Simone Martino, Giovanni M. Pavan ยท 2024

Extracting from trajectory data meaningful information to understand complex molecular systems might be non-trivial. High-dimensional analyses are typically assumed to be desirable, if not required, tโ€ฆ

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Chemistry Preprint PDF DOI

The relevance of degenerate states in chiral polaritonics

Carlos M. Bustamante, Dominik Sidler, Michael Ruggenthaler, Angel Rubio ยท 2024

In this work we explore theoretically whether a parity-violating/chiral light-matter interaction is required to capture all relevant aspects of chiral polaritonics or if a parity-conserving/achiral thโ€ฆ

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Chemistry Preprint PDF DOI

Accelerating structure search using atomistic graph-based classifiers

Andreas M{o}ller Slavensky, Bj{o}rk Hammer ยท 2024

We introduce an atomistic classifier based on a combination of spectral graph theory and a Voronoi tessellation method. This classifier allows for the discrimination between structures from different โ€ฆ

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Chemistry Preprint PDF DOI

MolTRES: Improving Chemical Language Representation Learning for Molecular Property Prediction

Jun-Hyung Park, Yeachan Kim, Mingyu Lee, Hyuntae Park, SangKeun Lee (Korea University) ยท 2024

Chemical representation learning has gained increasing interest due to the limited availability of supervised data in fields such as drug and materials design. This interest particularly extends to chโ€ฆ

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Chemistry Preprint PDF DOI

Inverse optically-induced ring currents in ring-shaped molecules

Krishna Reddy Nandipati, Sudip Sasmal, Oriol Vendrell ยท 2024

Permanent electronic ring currents can be supported within a manifold of $\Gamma_E$ degenerate excited electronic states as $E_{\pm} = E_x \pm i E_y$ excitations. This requires at least a 3-fold-symmeโ€ฆ

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Chemistry Preprint PDF DOI

Experimental and theoretical justifications for the observed discriminations between enantiomers of prochiral alcohols by chirally blind EI-MS

Mohamad Z. Kassaee, Ahmad Mani-varnosfaderani, Nastaran Abedini, Esmaeil Eidi, Aysan Mojtaheadi, Mohamad H. Kassaee, Peter T. Cummings ยท 2023

To all appearances, electron impact mass spectrometer (EI-MS) is considered a "chirally blind" instrument. Yet, numerous non-identical R (right) and S (left) configurations of prochiral alcohols' massโ€ฆ

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Chemistry Preprint PDF DOI

PEPICO analysis of catalytic reactor effluents towards quantitative isomer discrimination: DME conversion over a ZSM-5 zeolite

Morsal Babayan, Evgeniy Redekop, Esko Kokkonen, Unni Olsbye, Marko Huttula, Samuli Urpelainen ยท 2023

The Methanol-To-Hydrocarbons (MTH) process involves the conversion of methanol, a C1 feedstock that can be produced from green sources, into hydrocarbons using shape-selective microporous acidic catalโ€ฆ

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Chemistry Preprint PDF DOI

Photoelectron circular dichroism upon multiphoton ionization of a chiral alcohol

Peter Kruger, Michiel Balster, Bhargava Ram Niraghatam, Maurice H. M. Janssen, Daniel A. Horke ยท 2023

We present the first photoelectron circular dichroism (PECD) measurements of chiral alcohols, and in particular 1-Phenylethanol, using multiphoton ionization at 400 nm. Observed PECD values were ratheโ€ฆ

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Chemistry Preprint PDF DOI

Strong coupling in chiral cavities: nonperturbative framework for enantiomer discrimination

Rosario R. Riso, Laura Grazioli, Enrico Ronca, Tommaso Giovannini, Henrik Koch ยท 2022

The development of efficient techniques to distinguish mirror images of chiral molecules (enantiomers) is very important in both chemistry and physics. Enantiomers share most molecular properties exceโ€ฆ

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Chemistry Preprint PDF DOI

High Sensitivity real-time VOCs monitoring in air through FTIR Spectroscopy using a Multipass Gas Cell Setup

A. D'Arco, T. Mancini, M. C. Paolozzi, S. Macis, A. Marcelli, M. Petrarca, F. Radica, G. Tranfo, S. Lupi, G. della Ventura ยท 2022

Human exposure to Volatile Organic Compounds (VOCs) and their presence in indoor and working environments is recognized as a serious health risk, causing impairment of varying severity. Different deteโ€ฆ

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Chemistry Preprint PDF DOI

From Free-Energy Profiles to Activation Free Energies

Johannes C. B. Dietschreit, Dennis J. Diestler, Andreas Hulm, Christian Ochsenfeld, Rafael Gomez-Bombarelli ยท 2022

Given a chemical reaction going from reactant (R) to the product (P) on a potential energy surface (PES) and a collective variable (CV) that discriminates between R and P, one can define a free-energyโ€ฆ

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Chemistry Preprint PDF DOI

Structural Discrimination of Phosphate Contact Ion Pairs in Water by Femtosecond 2D-IR Spectroscopy

Achintya Kundu, Jakob Schauss, Benjamin P. Fingerhut, Thomas Elsaesser ยท 2021

The distinct structures of contact ion pairs in water are identified. Nonlinear infrared (IR) spectroscopy and theoretical calculations allow for the separation and assignment of spectral features andโ€ฆ

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