Semiconductor Piezoelectric Coupling Coefficient Calculator
Infer effective piezoelectric coupling by explicit 1−(fr/fa)² frequency convention, not all material tensor coupling definitions or mechanically stable device certification.
Description
An effective piezoelectric coupling estimate depends on the stated resonance-frequency convention.
An effective piezoelectric coupling estimate depends on the stated resonance-frequency convention.1
This implementation uses one minus the squared resonance-to-antiresonance ratio.
When to use Semiconductor Piezoelectric Coupling Coefficient Calculator
Use this tool when you need to reproduce the stated calculation from measured records or independently selected model inputs. Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
How to use Semiconductor Piezoelectric Coupling Coefficient Calculator and understand its results
- Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
- Enter observedResonanceHz, observedAntiresonanceHz, following the field table and rules below, then run the tool.
- Read modeledEffectivePiezoCouplingSquared, modeledEffectivePiezoCoupling. Use the output meanings below to interpret units, signs, flags, and any nested result fields.
- Correct reported input issues and run again. For a successful result, check the stated evidence coverage and assumptions before using it in your review.
| Input field | Meaning | Value type | Requirement |
|---|---|---|---|
| observedResonanceHz | Observed resonance hz | number | Required |
| observedAntiresonanceHz | Observed antiresonance hz | number | Required |
Use positive matched resonance and antiresonance frequencies in hertz with antiresonance at least resonance. Return the squared coupling and its nonnegative square root. Equal frequencies give zero coupling.
k²=1−(fr/fa)²; k=√k² Symbols follow the input and output meanings and the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| modeledEffectivePiezoCouplingSquared | Modeled effective piezo coupling squared | number |
| modeledEffectivePiezoCoupling | Modeled effective piezo coupling | number |
{
"input": {
"observedResonanceHz": 9,
"observedAntiresonanceHz": 10
},
"output": {
"modeledEffectivePiezoCouplingSquared": 0.18999999999999995,
"modeledEffectivePiezoCoupling": 0.4358898943540673
}
}Limitations and assumptions
Matched measurement branch, material state, calibration, and conventions must be independently established. Results do not certify device performance or operating conditions.
Missing required fields, unknown fields, wrong types, and violated calculation rules are input issues. Numeric values must be finite; nonfinite results are rejected.
Alternative or Complementary methods
For a related review, use Semiconductor Thermoelectric Peltier Coefficient Calculator: The Kelvin relation connects signed Seebeck coefficient and absolute temperature to Peltier coefficient. Matched observations preserve sign and temperature dependence. For a complementary step, use Semiconductor Vcsel Mode Spacing Calculator: Consecutive longitudinal VCSEL resonances provide observed frequency spacings. A matched group index and light-speed value can convert those spacings into effective optical cavity lengths.
References
Similar or alternative tools
- Semiconductor Thermoelectric Peltier Coefficient Calculator
The Kelvin relation connects signed Seebeck coefficient and absolute temperature to Peltier coefficient. Matched observations preserve sign and temperature dependence.
- Semiconductor Vcsel Mode Spacing Calculator
Consecutive longitudinal VCSEL resonances provide observed frequency spacings. A matched group index and light-speed value can convert those spacings into effective optical cavity lengths.