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Spectral weight redistribution in twisted moiré bilayers can mimic bulk gap formation without generating genuine topological invariants, revealing why standard electronic-structure diagnostics fail without Bellissard's noncommutative algebraic machinery.
Machine-learned exchange-correlation functionals can now scale directly to condensed-phase matter in CP2K, matching diffusion Monte Carlo lattice energy accuracy across 13 ice phases while rivaling hybrid functionals in band-gap prediction.
Achieving a mean absolute deviation of just 0.020 kcal/mol from the Skala reference value, this implementation sets a new standard for accuracy in density-functional theory simulations.
The UZH protocol transforms error analysis in CP2K into a constructive process, enabling the generation of validated parameter files that enhance simulation accuracy.
Finite-temperature X-ray absorption simulations unveil how solvent dynamics and structural disorder shape the electronic signatures of iron(II) photosensitizers.
Forget simple models – capturing the subtle dance of ions and water requires accounting for the hyperpolarizability-enhanced dipole-induced-dipole response.
A new force-matching protocol slashes the complexity of water model development, enabling more accurate and reproducible simulations by analytically eliminating linear parameters and using hybrid-functional forces.