EXTRACTED METHOD: test_acoustic_fracture_threshold — E8 Intelligence Research
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Abstract
rule: Model granite fracture under 7.83 Hz and harmonics using published rock mechanics data; output stress vs. copper tool hardness. source: rlab #204 Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com
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View paper (DOI)Open access versionOpenAlexZenodo (CERN European Organization for Nuclear Research)Published 2026-08-28
Authors: Andrew Stewart Caldin