Force Fields for Deep Eutectic Mixtures: Application to Structure and 2D-Infrared SpectroscopyParametrizing energy functions for ionic systems can be challenging. Here, the total energy function for an eutectic system consisting of water, SCN-, K+ and acetamide is improved vis-a-vis…Kai Töpfer, Eric Boittier, Michael Devereux et al.·Aug 14, 2024SaveLearn
Coupling Between Local and Global Oscillations in Palladium-Catalysed Methane OxidationThe interplay between order and disorder is crucial across various fields, especially in understanding oscillatory phenomena. Periodic oscillations are frequently observed in heterogeneous catalysis,…Yuxiong Hu, Jianyu Hu, Mengzhao Sun et al.·Aug 14, 2024SaveLearn
Insights into Polymer Electrolyte Stability and Reaction Pathways: A first-principle calculations studyThis study investigates the electrochemical behavior and decomposition pathways of four monomers, namely PMC, PMC-OH, PeMC-OH, and DEO-EA, which are potential candidates for polymer electrolytes in…Kazem Zhour, Andreas Heuer, Diddo Diddens·Aug 13, 2024SaveLearn
Geminal theory within the seniority formalism and bi-variational principleWe present an overview of the mathematical structure of geminal theory within the seniority formalism and bi-variational principle. Named after the constellation, geminal wavefunctions provide the…Stijn De Baerdemacker, Dimitri Van Neck·Aug 13, 2024SaveLearn
StringNET: Neural Network based Variational Method for Transition PathwaysRare transition events in meta-stable systems under noisy fluctuations are crucial for many non-equilibrium physical and chemical processes. In these processes, the primary contributions to reactive…Jiayue Han, Shuting Gu, Xiang Zhou·Aug 12, 2024SaveLearn
Modelling the Kohn-Sham potential for molecular dissociation with orbital-independent functionals: a proof of principleWe model the Hartree-exchange-correlation potential of Kohn-Sham density-functional theory adopting a novel strategy inspired by the strictly-correlated-electrons limit and relying on the exact…Sara Giarrusso, Federica Agostini·Aug 12, 2024SaveLearn
Constructing accurate and efficient general-purpose atomistic machine learning model with transferable accuracy for quantum chemistryDensity Functional Theory (DFT) has been a cornerstone in computational science, providing powerful insights into structure-property relationships for molecules and materials through first-principles…Yicheng Chen, Wenjie Yan, Zhanfeng Wang et al.·Aug 12, 2024SaveLearn
Numerical Study of CO2 Conversion to SAF in a Fixed Bed Catalytic ReactorCO2 hydrogenation to hydrocarbon refers to an indirect pathway of CO2 utilization. Among them, the conversion of CO2 with green H2 to sustainable aviation fuel (SAF) with high energy density has…Shan Ruiqin, MA Shengwei, Nguyen Van Bo et al.·Aug 10, 2024SaveLearn
Semiclassical Nonadiabatic Molecular Dynamics Using Linearized Pair-Density Functional TheoryNonadiabatic molecular dynamics is an effective method for modeling nonradiative decay in electronically excited molecules. Its accuracy depends strongly on the quality of the potential energy…Matthew R. Hennefarth, Donald G. Truhlar, Laura Gagliardi·Aug 10, 2024SaveLearn
When do molecular polaritons behave like optical filters?This review outlines several linear optical effects featured by molecular polaritons arising in the collective strong light-matter coupling regime. Under weak laser irradiation and when the…Kai Schwennicke, Arghadip Koner, Juan B. Pérez-Sánchez et al.·Aug 9, 2024SaveLearn
Hybrid lunar ISRU plant: a comparative analysis with carbothermal reduction and water extractionTo establish a self-sustained human presence in space and to explore deeper into the solar system, extensive research has been conducted on In-Situ Resource Utilization (ISRU) systems. Past studies…Kosuke Ikeya, Francisco J. Guerrero-Gonzalez, Luca Kiewiet et al.·Aug 9, 2024SaveLearn
Benchmark Computations of Nearly Degenerate Singlet and Triplet states of N-heterocyclic Chromophores : II. Density-based MethodsIn this paper we demonstrate the performance of several density-based methods in predicting the inversion of S1 and T1 states of a few N-heterocyclic fused ring molecules (popularly known as…Shamik Chanda, Subhasish Saha, Sangita Sen·Aug 9, 2024SaveLearn
A High-Temperature Thermocouple Development by Additive Manufacturing: Tungsten-Nickel (W-Ni) and Molybdenum (Mo) Integration with Ceramic StructuresAdditive manufacturing holds more potential to enable the development of ceramic-based components. Ceramics offer high resistance to heat, high fracture toughness, and are extremely corrosion…Azizul Islam, Aayush Alok, Vamsi Borra et al.·Aug 9, 2024SaveLearn
Scalable learning of potentials to predict time-dependent Hartree-Fock dynamicsWe propose a framework to learn the time-dependent Hartree-Fock (TDHF) inter-electronic potential of a molecule from its electron density dynamics. Though the entire TDHF Hamiltonian, including the…Harish S. Bhat, Prachi Gupta, Christine M. Isborn·Aug 8, 2024SaveLearn
FragPT2: Multi-Fragment Wavefunction Embedding with Perturbative InteractionsEmbedding techniques allow the efficient description of correlations within localized fragments of large molecular systems, while accounting for their environment at a lower level of theory. We…Emiel Koridon, Souloke Sen, Lucas Visscher et al.·Aug 8, 2024SaveLearn
Schr\"odingerNet: A Universal Neural Network Solver for The Schr\"odinger EquationRecent advances in machine learning have facilitated numerically accurate solution of the electronic Schr\"odinger equation (SE) by integrating various neural network (NN)-based wavefunction…Yaolong Zhang, Bin Jiang, Hua Guo·Aug 8, 2024SaveLearn
Protons accumulate at the graphene-water interfaceWater's ability to autoionize into hydroxide and hydronium ions profoundly influences surface properties, rendering interfaces either basic or acidic. While it is well-established that protons show…Xavier R. Advincula, Kara D. Fong, Angelos Michaelides et al.·Aug 8, 2024SaveLearn
Stimulated X-ray Raman scattering for selective preparation of dark states bypassing optical selection rulesWe present an X-ray based stimulated Raman approach to control the preparation of optically dark electronic states in generic molecular systems. Leveraging on the unique properties of core-level…Francesco Montorsi, Shaul Mukamel, Filippo Tamassia et al.·Aug 8, 2024SaveLearn
Modeling the Influence of Solvation on the Electrochemical Double Layer of Salt / Solvent MixturesModelling electrolytes accurately on both a nanoscale and cell level can contribute to improving battery chemistries.[Armand and Tarascon, Nature, 2008, 451, 652-657] We previously presented a…Constantin Schwetlick, Max Schammer, Arnulf Latz et al.·Aug 8, 2024SaveLearn
Stability Mechanisms of Unconventional Stoichiometric Crystals Exampled by Two-Dimensional Na2Cl on Graphene under Ambient ConditionsCompounds harboring active valence electrons, such as unconventional stoichiometric compounds of main group elements including sodium, chlorine, and carbon, have conventionally been perceived as…Liuhua Mu, Xuchang Su, Haiping Fang et al.·Aug 8, 2024SaveLearn
Accurate QM/MM Molecular Dynamics for Periodic Systems in GPU4PySCF with Applications to Enzyme CatalysisWe present an implementation of the quantum mechanics/molecular mechanics (QM/MM) method for periodic systems using GPU accelerated QM methods, a distributed multipole formulation of the…Chenghan Li, Garnet Kin-Lic Chan·Aug 6, 2024SaveLearn
Multiscale modeling framework of a constrained fluid with complex boundaries using twin neural networksThe properties of constrained fluids have increasingly gained relevance for applications ranging from materials to biology. In this work, we propose a multiscale model using twin neural networks to…Peiyuan Gao, George Em Karniadakis, Panos Stinis·Aug 6, 2024SaveLearn
Path-integral calculation of the third dielectric virial coefficient of helium based on ab initio three-body polarizability and dipole surfacesWe develop a surface for the electric dipole moment of three interacting helium atoms and use it, together with state-of-the-art potential and polarizability surfaces, to compute the third dielectric…Giovanni Garberoglio, Allan H. Harvey, Jakub Lang et al.·Aug 6, 2024SaveLearn
Elastic and Inelastic Electron Scattering Cross Sections of TrichlorofluoromethaneDifferential elastic electron scattering cross sections of trichlorofluoromethane (CCl3F) were measured for the first time over a broad energy range spanning 30 eV to 800 eV in the…Mareike Dinger, Yeunsoo Park, Woon Yong Baek·Aug 6, 2024SaveLearn
A dual-cutoff machine-learned potential for condensed organic systems obtained via uncertainty-guided active learningMachine-learned potentials (MLPs) trained on ab initio data combine the computational efficiency of classical interatomic potentials with the accuracy and generality of the first-principles method…Leonid Kahle, Benoit Minisini, Tai Bui et al.·Aug 6, 2024SaveLearn