Coherent-state boundary conditions as the first-principles origin of background fields in QED

arXiv:2512.21122v3 Announce Type: replace Abstract: QED formulated in prescribed classical background electromagnetic fields is a standard framework for strong-field and laser\textendash matter interactions. It is usually treated as a theory modified by externally imposed fiel...

🔗 Read more: https://arxiv.org/abs/2512.21122

#News #Biology #Quantum #Chemistry #Software #Business #Academic