Tafel kinetics eta = a + b ln(j); Tafel slope b from log-rate counting (topological entropy)

Layer 1 — Physicsin the surface-science subtree

Tafel kinetics framework for electrochemical reactions (Tafel 1905 Z Phys Chem 50, 641; Butler-Volmer 1924). Setup: at electrode-electrolyte interface, current density j obeys j = j_0 exp(alpha n F eta/RT) - exp(-(1-alpha) n F eta/RT)…

Related concepts

Topological entropy
Theorem: j d eta/dj - b = 0 for Tafel eta = a + b ln(j) (log-rate slope identity)

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