Geology Cosmogenic Nuclide Production Rate Calculator

Declared single spallogenic exponential production-depth model with independent reference/site scaling; not inferred latitude/altitude scaling or muon production. Caller independently establishes matching units, evidence, method edition and applicability; output is not compliance, diagnosis, work-safety approval, geological identity or validated hazard prediction.

Description

Cosmogenic production beneath an overburden is attenuated in an adopted exponential depth model.

Cosmogenic production beneath an overburden is attenuated in an adopted exponential depth model.1

Mass depth, attenuation length and scaling must share the same physical and calibration basis. Use this tool to calculate cosmogenic nuclide production rate from the supplied measurements and assumptions.

When to use Geology Cosmogenic Nuclide Production Rate Calculator

Use this tool to calculate cosmogenic nuclide production rate from the supplied measurements and assumptions. Establish the measurement units, sampled interval, calibration or model edition and geological assumptions before entering data.

How to use Geology Cosmogenic Nuclide Production Rate Calculator and understand its results

  1. Establish the measurement units, sampled interval, calibration or model edition and geological assumptions before entering data.
  2. Enter referenceProductionAtomsGYear, independentSiteScaling, observedMassDepthGCM2, attenuationGCM2, using the field meanings and rules below, then run the tool.
  3. Read siteProductionAtomsGYear. Interpret the fields using their units, signs and evidence conventions below.
  4. If input validation fails, correct the reported field and run again. Before applying the result, check reference scope, model assumptions and any missing evidence or placeholder values.
Input fieldMeaningValue typeRequirement
referenceProductionAtomsGYearReference production atoms g yearnumberRequired
independentSiteScalingIndependent site scalingnumberRequired
observedMassDepthGCM2Observed mass depth g c m2list of numberRequired
attenuationGCM2Attenuation g c m2numberRequired

Require nonnegative reference production and mass depths, positive site scaling and attenuation mass length. Multiply reference production by scaling and exponential attenuation for each supplied mass depth. Return atoms/g/year on the specified units without deriving shielding or site scaling.

production_i=referenceProduction×siteScaling×exp(−massDepth_i/attenuationMassLength)

Use the exact units, boundary rules, ordering and missing-evidence conventions above.

Output fieldMeaningValue type
siteProductionAtomsGYearSite Production Atoms G Year; follow the units, sign, ordering and evidence convention stated abovelist of number
json
{
  "input": {
    "referenceProductionAtomsGYear": 10,
    "independentSiteScaling": 2,
    "observedMassDepthGCM2": [
      0,
      2
    ],
    "attenuationGCM2": 2
  },
  "output": {
    "siteProductionAtomsGYear": [
      20,
      7.357588823428847
    ]
  }
}

Limitations and assumptions

Mass depth, attenuation length and scaling must share the same physical and calibration basis. Interpretation depends on the units, sampling scope and exact model described above.

All listed fields require explicit values. Unexpected fields, incorrect types, nonfinite numbers and sparse evidence arrays fail validation; the specific bounds and alignment requirements are stated above. Extremely large inputs or outputs can also be rejected. An input error is distinct from a successful result reporting false, no matches or missing evidence.

Alternative or Complementary methods

Use Geology Cosmogenic Erosion Rate Calculator for this related task: A steady-state cosmogenic erosion model balances production, radioactive decay and removal.

Use Geology Aluminum 26 Beryllium 10 Burial Age Calculator when its separate inputs and assumptions fit the question: A paired aluminum-26/beryllium-10 burial model uses their different decay rates to interpret a ratio decrease.

References

  1. Geology Cosmogenic Nuclide Production Rate Calculator — tool.io

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