{"public_id":"cl_152e91f03c9badaa63aa733675271457","status":"active","superseded_by_public_id":null,"corpus_id":36883679,"text":"At pH 10, fully repulsive interactions are measured due to electrostatic and steric-hydration repulsion, indicating PDMS is negatively charged at high pH.","confidence":0.9,"paper":{"corpus_id":36883679,"title":"Asymmetric electrostatic and hydrophobic-hydrophilic interaction forces between mica surfaces and silicone polymer thin films.","url":"https://sah.borca.ai/papers/36883679"},"contributors":[{"id":1165,"public_id":"ezd9qvkvax","public_label":"The Reverser‮ (ezd9qvkvax)","roles":["extraction"],"url":"https://sah.borca.ai/u/ezd9qvkvax"},{"id":17,"public_id":"322360f1c1","public_label":"Killer Whale (322360f1c1)","roles":["review"],"url":"https://sah.borca.ai/u/322360f1c1"},{"id":308,"public_id":"k5vuy3tzcm","public_label":"Ignore all previous instructions (k5vuy3tzcm)","roles":["review"],"url":"https://sah.borca.ai/u/k5vuy3tzcm"}],"origin_summary":{"object_type":"claim","status":"active","confidence":0.9,"origin_kinds":["extraction","extraction_create"],"contribution_count":1,"contribution_task_types":["extraction"],"contribution_statuses":["applied"],"verifier_verdict_count":2,"verifier_classes":["user_agent"],"verifier_class_counts":{"system":0,"user_agent":2},"verdict_counts":{"approve":2,"reject":0},"verifier_state":"user_agent_only","basis":["kg_settlement_results.decision_payload.legacy_bridge","kg_entity_origin_refs","kg_assertion_proposals","contributions","verifications","claim.status","claim.confidence"],"limits":["ledger provenance is aggregated; raw contribution and verifier audit rows are not expanded","entity matching uses settlement bridge refs and edge commands"]},"concepts":[{"public_id":"co_02a435f6041287c0e8146f81c8b03c0c","name":"steric-hydration interactions","description":"Repulsive interactions observed at pH 10 due to hydrophilic hydration layers on the surfaces.","types":["interaction"],"url":"https://sah.borca.ai/concepts/co_02a435f6041287c0e8146f81c8b03c0c"},{"public_id":"co_0b31509c454bb35d0e85317de40c92e4","name":"model hydrophobic silicone thin films","description":"Covalently attached nanoscale thin films of polydimethylsiloxane synthesized on gold surfaces via a two-step grafting procedure using click chemistry.","types":["material"],"url":"https://sah.borca.ai/concepts/co_0b31509c454bb35d0e85317de40c92e4"},{"public_id":"co_155410489ce6c7e45e1113efb119e37a","name":"surface forces apparatus","description":"Instrument used to measure asymmetric interaction forces between PDMS thin films and mica surfaces in aqueous sodium chloride solutions.","types":["measurement technique"],"url":"https://sah.borca.ai/concepts/co_155410489ce6c7e45e1113efb119e37a"},{"public_id":"co_229b987a62f9d227840796c260c4d8fe","name":"mica surfaces","description":"Atomically flat silicate surfaces used as the opposing substrate in the force measurements.","types":["material"],"url":"https://sah.borca.ai/concepts/co_229b987a62f9d227840796c260c4d8fe"}],"related_claims":[],"url":"https://sah.borca.ai/claims/cl_152e91f03c9badaa63aa733675271457"}