{"schema_version":1,"experiment_id":"eoa_inverse_innovation_exp12_substrate_denial72_20260805","research_id":"eoa_inverse_innovation_exp12_light_screen_20260805","cell_id":"authority_mentor_relationship_anchoring__chemistry_materials","search_lanes":{"direct_problem_and_intervention":{"queries":["removable seed crystal coupon polymorph crystallization single crystal substrate daughter crystal growth","immobilized seed crystal polymorph crystallization removable seed","seed-on-a-stick crystallization polymorph","mounted single crystal seed polymorph crystallization solution"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null},"synonyms_and_historical_terms":{"queries":["contact nucleation breeding crystal secondary nucleation polymorph seed crystal","single crystal seeding secondary nucleation polymorph","fixed seed crystal rod crystallization secondary nucleation removable","tethered crystal secondary nucleation"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null},"products_practices_and_standards":{"queries":["pharmaceutical crystallization polymorphism seeding desired polymorph official guidance","FDA polymorphic forms solid state control Q6A","crystallization platform single crystal seeding metastable zone","seed-on-a-stick technique crystallization controls"],"source_ids":["SRC1","SRC2","SRC3"],"no_result_note":null},"component_combination":{"queries":["single crystal substrate solution growth organic polymorph lattice matching","seed polymorph surface daughter crystals same polymorph","fixed polymorph seed in situ imaging daughter nucleation","independent seed crystals inert holder control polymorph crystallization"],"source_ids":["SRC2","SRC3","SRC4"],"no_result_note":null}},"sources":[{"source_id":"SRC1","title":"Q6A Specifications: Test Procedures and Acceptance Criteria for New Drug Substances and New Drug Products: Chemical Substances","publisher":"U.S. Food and Drug Administration","url":"https://www.fda.gov/regulatory-information/search-fda-guidance-documents/q6a-specifications-test-procedures-and-acceptance-criteria-new-drug-substances-and-new-drug-products","source_type":"OFFICIAL_GUIDANCE","claims_supported":["Some drug substances have crystalline forms with different physical properties and potentially different quality, performance, bioavailability, or stability.","Relevant solid-form methods include powder X-ray diffraction, thermal analysis, Raman spectroscopy, optical microscopy, and solid-state NMR.","An appropriate solid state should be specified when form differences affect product performance, bioavailability, or stability."]},{"source_id":"SRC2","title":"Measuring Secondary Nucleation through Single Crystal Seeding","publisher":"American Chemical Society","url":"https://doi.org/10.1021/acs.cgd.8b01515","source_type":"PRIMARY_RESEARCH","claims_supported":["A well-characterized single parent crystal can be introduced into a controlled supersaturated small batch under conditions selected to suppress spontaneous nucleation.","The parent crystal can cause a later increase in independent crystal count, and seed size and supersaturation affect the delay and secondary-nucleation rate.","Metastable-zone and unseeded induction-time measurements can define a bounded operating window and distinguish seeded from spontaneous nucleation."]},{"source_id":"SRC3","title":"The overestimated capability of fluid shear to induce secondary nucleation: an urgent call for diligently executed control experiments","publisher":"Royal Society of Chemistry","url":"https://doi.org/10.1039/D5CE00323G","source_type":"PRIMARY_RESEARCH","claims_supported":["Immobilizing a crystal on an inert rod and introducing it into solution—the tethered-crystal or seed-on-a-stick configuration—is an established experimental approach with many published precedents.","Seed washing, primary-nucleation controls, and an inert object matching the seed geometry are necessary to exclude initial breeding and holder-induced artifacts.","Four rigorously controlled experiments found no attrition-free fluid-shear-induced secondary nucleation, showing that apparent daughter formation near a mounted seed need not establish the claimed interfacial mechanism."]},{"source_id":"SRC4","title":"Fluid shear driven secondary nucleation using α- and γ-glycine seeds confirmed with rigorous control experiments","publisher":"Royal Society of Chemistry","url":"https://doi.org/10.1039/D6CE00279J","source_type":"PRIMARY_RESEARCH","claims_supported":["A fixed, removable single glycine crystal was used in a seed-on-a-stick configuration with in situ imaging, particle counting, seed-form characterization, product-form analysis, and control experiments.","Seeded vials nucleated earlier than controls after methodology was refined to address external-surface and initial-breeding artifacts.","The seed polymorph did not determine the daughter product: α-glycine formed with either α- or γ-glycine seeds, demonstrating cross-nucleation and directly challenging reliable lattice-form transmission from the mounted seed."]}],"problem_evidence":{"status":"PARTLY_SUPPORTED","finding":"The practical problem is visible: polymorphs can have consequentially different properties, solid form may require control, and seeded versus spontaneous nucleation can produce different timing and particle populations. The proposal's stronger causal diagnosis—that variability principally results from absence of a local lattice exemplar and that a target-polymorph interface will convey its registry—is not generally supported; fixed-seed glycine experiments found that product form did not track seed polymorph.","source_ids":["SRC1","SRC2","SRC4"]},"closest_prior_art":[{"name":"Tethered-crystal or seed-on-a-stick secondary-nucleation experiments","source_ids":["SRC3","SRC4"],"overlap":"Already immobilize a single crystal on a removable inert holder, immerse it in controlled supersaturated solution, observe new crystals with in situ imaging, compare seeded and control conditions, and analyze whether parent solid form affects daughter form.","remaining_difference":"The retained studies do not require microscopic proof that a specific daughter first formed as lattice-continuous overgrowth on the parent, physical separation of that identified daughter, seed-free regrowth, and replication with independently prepared coupons."},{"name":"Controlled single-crystal seeding within the metastable zone","source_ids":["SRC2"],"overlap":"Uses a carefully selected, well-characterized single crystal in a small controlled batch, selects conditions where spontaneous nucleation is negligible, monitors daughter-particle appearance, and maps a supersaturation threshold.","remaining_difference":"The seed was not presented as a recoverable contamination-avoidance coupon, and the study did not test polymorph inheritance by transferring a spatially traced daughter into seed-free mother liquor."},{"name":"Polymorph-resolved fixed-seed glycine crystallization","source_ids":["SRC4"],"overlap":"Directly tests whether the polymorph of a removable fixed parent seed determines the form of newly produced crystals, using characterized α- and γ-glycine seeds and solid-form analysis.","remaining_difference":"It tests bulk secondary crystals rather than an intentionally isolated, interface-originating daughter; its negative form-tracking result makes the proposal compound-dependent rather than validating the claimed transmission mechanism."}],"prior_art_disposition":"SUBSTANTIAL_COLLISION","contrastive_claim_remaining":"Beyond established single-crystal and seed-on-a-stick practice, the remaining falsifiable claim is that, for a specified compound and bounded supersaturation condition, microscopy can identify a daughter that begins specifically as contiguous growth at a phase-verified target-polymorph coupon rather than in the bulk or on the holder; after physical separation, that daughter retains the target phase and continues growing in seed-free mother liquor, with the coupled result reproduced by independently prepared target coupons but not inert shape-matched holders. No general superiority or universally faithful polymorph transmission remains defensible.","contrastive_claim_falsifier":"The claim is falsified if matched controls show comparable nucleation location or timing; nuclei arise in the bulk, on holders, or from seed debris; daughter phase does not track target-coupon phase; independent coupons give inconsistent results; or spatially traced, separated daughters transform, dissolve, or fail to continue target-phase growth in seed-free mother liquor.","gates":{"adequate_source_search":{"status":"PASS","rationale":"The bounded search covered direct wording, older secondary-nucleation and tethered-crystal terminology, official solid-form guidance, established single-crystal seeding, fixed-seed controls, and polymorph-resolved component combinations. Exactly four opened sources span three publishers and include three primary studies plus official guidance.","source_ids":["SRC1","SRC2","SRC3","SRC4"]},"supported_problem":{"status":"PASS","rationale":"Official guidance and primary studies support consequential polymorphism, the need for direct phase characterization, and variability between spontaneous and seeded crystallization, although they do not support the proposal's lattice-exemplar explanation as a universal cause.","source_ids":["SRC1","SRC2","SRC4"]},"distinct_testable_claim":{"status":"PASS","rationale":"A narrow distinction remains: spatially verified contiguous daughter formation, separation, seed-free continuation, phase tracking, and replication across independent coupons. Those observations distinguish it from generic seed-on-a-stick secondary nucleation despite the substantial procedural collision.","source_ids":["SRC2","SRC3","SRC4"]},"bounded_next_test":{"status":"PASS","rationale":"One randomized small-vial condition with two independent target coupons, shape-matched inert holders, no-coupon and loose-seed controls, microscopy, direct phase analysis, and a single limited daughter-transfer test is finite and directly discriminating. Rigorous washing and holder controls are essential because prior studies exposed initial-breeding and external-surface artifacts.","source_ids":["SRC1","SRC3","SRC4"]},"no_obvious_safety_or_authority_stop":{"status":"PASS","rationale":"No categorical stop is apparent for sealed small-volume work on an already characterized compound within pre-approved solvent, temperature, pressure, exposure, and disposal limits, with phase acceptance retained by the responsible laboratory authority. The unspecified compound prevents any broader safety conclusion and requires compound-specific review before execution.","source_ids":["SRC1"]}},"screen_survival":false,"world_novelty_boundary":"The bounded screen finds substantial collision with established single-crystal seeding and tethered seed-on-a-stick research, including a direct polymorph-resolved test that contradicts reliable parent-to-daughter form transmission for glycine. It does not establish world novelty, patentability, market size, expert acceptance, or realized value, and it leaves only the narrower spatially traced separation-and-regrowth protocol claim for experimental testing."}