49 lines
2.1 KiB
JSON
49 lines
2.1 KiB
JSON
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{
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"title": "Binder Viscosity Profiler",
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"author": "adalberto-tolosa",
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"version": "1.0.0",
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"description": "Temperature-dependent viscosity predictor for gum arabic binder solutions using Arrhenius equation",
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"wikidata_grounding": {
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"arrhenius_equation": "Q507505",
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"gum_arabic": "Q535814",
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"viscosity": "Q128709"
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},
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"constants": {
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"activation_energy_J_per_mol": 45000,
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"gas_constant_J_per_mol_K": 8.314,
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"calibration_note": "Activation energy tuned to polysaccharide hydrogel behavior in acacia sap derivatives"
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},
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"formula": {
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"latex": "\\eta(T) = \\eta_0 \\times \\exp\\left[\\frac{E_a}{R} \\times \\left(\\frac{1}{T} - \\frac{1}{T_0}\\right)\\right]",
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"plain_text": "eta(T) = eta_0 * exp[(E_a / R) * (1/T - 1/T_0)]",
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"variables": {
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"eta_T": "target viscosity (Pa·s)",
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"eta_0": "reference viscosity at T_0 (Pa·s)",
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"E_a": "activation energy (J/mol)",
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"R": "universal gas constant (J·mol^-1·K^-1)",
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"T": "target absolute temperature (K)",
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"T_0": "reference absolute temperature (K)"
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}
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},
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"interpretation_thresholds": {
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"moderate_thinning": { "ratio_min": 0.85, "ratio_max": 0.95, "action": "adjust_pigment_load" },
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"significant_thinning": { "ratio_min": 0.70, "ratio_max": 0.85, "action": "reduce_water_ratio" },
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"critical_thinning": { "ratio_max": 0.70, "action": "reformulate_or_cool" },
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"thickening": { "ratio_min": 1.0, "action": "expect_slower_flow" }
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},
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"measurement_protocol": {
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"step_1": "Measure reference temperature T_0 in Celsius, convert to Kelvin",
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"step_2": "Measure reference viscosity eta_0 at T_0 using viscometer or calibrated flow test",
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"step_3": "Define target temperature T for studio or field condition",
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"step_4": "Execute Arrhenius transform to compute eta(T)",
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"step_5": "Compare ratio eta(T)/eta_0 against interpretation thresholds"
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},
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"sources": [
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"https://4ort.xyz/entity/arrhenius-equation",
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"https://4ort.xyz/entity/gum-arabic",
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"https://4ort.xyz/entity/viscosity"
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],
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"homepage": "https://adalberto-tolosa.4ort.net/binder-viscosity-profiler.html",
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"published": "2026-07-18T08:00:00Z"
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}
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