Redundant parameter dependencies in truncated classic and quantum Linear Response and Equation of Motion theoryExtracting molecular properties from a wave function can be done through the linear response (LR) formalism or, equivalently, the equation of motion (EOM) formalism. For a simple model system, He in…Erik Rosendahl Kjellgren, Peter Reinholdt, Karl Michael Ziems et al.·Jun 6, 2025SaveLearn
The influence of multi-dimensionality and off-diagonal non-Markovian friction coupling on coarse-grained dynamicsCoarse-graining complex molecular systems to lower-dimensional reaction coordinates is a powerful approach for capturing their effective dynamics. The generalized Langevin equation (GLE) provides an…Henrik Kiefer, Cihan Ayaz, Benjamin A. Dalton et al.·Jun 6, 2025SaveLearn
Sulfur in Hydrothermal FluidsThis chapter overviews sulfur chemical speciation and behavior in different types of hydrothermal fluids across the lithosphere, spanning from active geothermal systems to basinal brines, to…Gleb S. Pokrovski, Kalin Kouzmanov, Stefansson Andri·Jun 6, 2025SaveLearn
Electrochemical Thermodynamics, Kinetics, and Hysteresis in Ener-gy Materials: Focusing on the Solid SideBulk electrochemical phase transitions (EPTs) are the cornerstone of most modern electro-chemical technologies, underlying many energy storage and electrocatalytic systems. Nonetheless, the…Keyvan Malaie·Jun 6, 2025SaveLearn
Path-integral Monte Carlo simulations of solid parahydrogen using two-body, three-body, and four-body ab initio interaction potential energy surfacesWe present path integral Monte Carlo simulation results for the equation of state of solid parahydrogen between 0.024 \, A-3 and 0.1 \, A-3 at T = 4.2 \, K. The…Alexander Ibrahim, Pierre-Nicholas Roy·Jun 5, 2025SaveLearn
A neural network-based four-body potential energy surface for parahydrogenWe present an isotropic ab initio (para-H2)4 four-body interaction potential energy surface (PES). The electronic structure calculations are performed at the correlated coupled-cluster theory…Alexander Ibrahim, Pierre-Nicholas Roy·Jun 5, 2025SaveLearn
Excited State Densities from Time-Dependent Density Functional Response TheoryWhile the variational principle for excited-state energies leads to a route to obtaining excited-state densities from time-dependent density functional theory, relatively little attention has been…Anna Baranova, Neepa T. Maitra·Jun 5, 2025SaveLearn
Localised and Delocalised Charge Distribution in a Diamine Cation and Rydberg Excited State: A Challenging Test for Density FunctionalsThe balance between localised and delocalised electron distribution in the N,N'-dimethylpiperazine (DMP) molecule in the 3s Rydberg excited state and in the fully ionised DMP+ provides a valuable…Benedikt O. Birgisson, Marta Gałyńska, Hemanadhan Myneni et al.·Jun 5, 2025SaveLearn
Deterministic Optimisation of Jastrow FactorsHighly flexible Jastrow factors have found significant use in stochastic electronic structure methods such as variational Monte Carlo (VMC) and diffusion Monte Carlo, as well as in quantum chemical…Maria-Andreea Filip, Evelin M. C. Christlmaier, J. Philip Haupt et al.·Jun 5, 2025SaveLearn
Interplay between ultrafast electronic and librational dynamics in liquid nitrobenzene probed with two-color four-wave mixingWe present an experimental and theoretical study of the interplay between ultrafast electron dynamics and librational dynamics in liquid nitrobenzene. A femtosecond ultraviolet pulse and two…Niranjan Shivaram, Richard Thurston, Ali Belkacem et al.·Jun 4, 2025SaveLearn
Delayed photoisomerisation of the trans-PSB3 retinal toy model using on-the-fly quantum dynamicsWe explore the trans-cis photoisomerisation process in a representative retinal protonated Schiff base known as trans-PSB3, employing the quantum dynamics method direct dynamics variational…María Mallo, Susana Gómez-Carrasco, Sandra Gómez·Jun 4, 2025SaveLearn
ChemGraph: An Agentic Framework for Computational Chemistry WorkflowsAtomistic simulations are essential tools in chemistry and materials science, accelerating the discovery of novel catalysts, energy storage materials, and pharmaceuticals. However, running these…Thang D. Pham, Aditya Tanikanti, Murat Keçeli·Jun 3, 2025SaveLearn
Equation of state of solid parahydrogen using ab initio two-body and three-body interaction potentialsWe present the equation of state (EOS) of solid parahydrogen between 0.024 \, A-3 and 0.1 \, A-3 at T = 4.2 K, calculated using path-integral Monte Carlo simulations,…Alexander Ibrahim, Pierre-Nicholas Roy·Jun 3, 2025SaveLearn
Three-body potential energy surface for parahydrogenWe present a 3D isotropic ab initio three-body (para-H2)3 interaction potential energy surface (PES). The electronic structure calculations are carried out at the correlated coupled-cluster…Alexander Ibrahim, Pierre-Nicholas Roy·Jun 3, 2025SaveLearn
MC-PDFT Nuclear Gradients and L-PDFT Energies with Meta and Hybrid Meta On-Top Functionals for Ground- and Excited-State Geometry Optimization and Vertical Excitation EnergiesMulticonfiguration pair-density functional theory (MC-PDFT) is a post-MCSCF multireference electronic-structure method that explicitly models strong electron correlation, and linearized pair-density…Matthew R. Hennefarth, Younghwan Kim, Bhavnesh Jangid et al.·Jun 3, 2025SaveLearn
A mesoscale phase-field model of intergranular liquid lithium corrosion of ferritic/martensitic steelsA phase-field model is developed to simulate intergranular corrosion of ferritic/martensitic steels exposed to liquid lithium. The chromium concentration of the material is used to track the mass…A. Lhoest, S. Kovacevic, D. Nguyen-Manh et al.·Jun 3, 2025SaveLearn
The exchange-correlation dipole moment dispersion methodDensity-functional theory (DFT) has become the workhorse of modern computational chemistry, with dispersion corrections such as the exchange-hole dipole moment (XDM) model playing a key role in…Kyle R Bryenton, Erin R Johnson·Jun 3, 2025SaveLearn
Photocurrent detected 2D spectroscopy via pulse shaper: insights and strategies for optimally untangling the nonlinear responseAction-detected two-dimensional electronic spectroscopy (A-2DES) provides valuable insights into ultrafast dynamics within functional materials and devices by measuring incoherent signals like…E. Amarotti, L. Bolzonello, S. -H. Lee et al.·Jun 3, 2025SaveLearn
Computing Hydrogen Tunneling Splittings with Nuclear-Electronic Orbital Multireference Configuration InteractionHydrogen tunneling is an important process that impacts reaction rates and molecular spectra. Describing and understanding this process requires a quantum mechanical treatment of the transferring…Rachel J. Stein, Christopher L. Malbon, Sharon Hammes-Schiffer·Jun 2, 2025SaveLearn
Non-adiabatically driven quantum interference effects in the ultracold K + KRb Rb + K2 chemical reactionThe K + KRb Rb + K2 chemical reaction is the first ultracold atom-diatom chemical reaction for which experimental results have been reported for temperatures below 1 μK…H. da Silva, B. K. Kendrick, H. Li et al.·Jun 2, 2025SaveLearn
Fuelprop: Fuel property prediction from ATR-FTIR spectroscopic dataSynthetic fuels are crucial for decarbonizing the transportation sector. A significant challenge lies in the rapid and efficient characterization of these fuels. Chemometric methods using ATR-FTIR…Mohammed Almomtan, Emad Al Ibrahim, Aamir Farooq·Jun 2, 2025SaveLearn
Equation of State and First Principles Prediction of the Vibrational Matrix Shift of Solid ParahydrogenWe generate the equation of state (EOS) of solid parahydrogen using a path-integral Monte Carlo (PIMC) simulation based on a highly accurate first-principles adiabatic hindered rotor (AHR) potential…Alexander Ibrahim, Lecheng Wang, Tom Halverson et al.·Jun 2, 2025SaveLearn
Image-based measurements of Tafel slopes in aqueous MV/4-HO-TEMPO Flow BatteriesA total organic aqueous redox flow battery (RFB) employing methyl viologen (MV) electrolyte and 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl (4-HO-TEMPO) is tested and characterized under…Stéphane Chevalier, Yui Sasaki, Tsuyoshi Minami·Jun 2, 2025SaveLearn
Impact of hydrogen addition, up to 20 % (mol/mol), on the thermodynamic (p, , T) properties of a reference high-calorific natural gas mixture with significant ethane and propane contentInjecting hydrogen into the natural gas grid supports gradual decarbonization. To check the accuracy of equations of state for hydrogen-enriched natural gas mixtures, precise density data from…Daniel Lozano-Martín, Heinrich Kipphardt, Peyman Khanipour et al.·Jun 1, 2025SaveLearn
A Simple Iterative Approach for Constant Chemical Potential Simulations at InterfacesChemical potential of species in solution is essential for understanding various chemical processes at interfaces. Molecular dynamics (MD) simulations, constrained by fixed compositions, cannot…Ademola Soyemi, Khagendra Baral, Tibor Szilvasi·Jun 1, 2025SaveLearn