Physics toolbox for laser spectroscopy
Atomic structure calculations
Interactive atomic-structure lab: electron configuration, shells, subshells and the Bohr model for all 118 elements.
人教版高中化学必修一《原子结构》3D 交互教学页 — 纯前端离线单页：原子构成与质量数 / 核外电子排布探究 / 五种模型演变（Three.js + Canvas，双击即用）
Open, relativistic off-diagonal ionization form factors F(s, E0) for quantitative STEM-EDX and ALCHEMI, with reproducible generation and executable data contracts, powered by a zero-dependency Julia atomic scattering engine.
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