kinetics2 params
Arrhenius Equation
The fundamental exponential model relating chemical reaction rate constants and diffusion rates to absolute temperature.
$k(T) = A \exp\left( -\frac{E_a}{R T} \right)$
Chemical Kinetics & Thermodynamics
Reaction Rates, Thermal Activation & Multi-Phase Decay Models
Analytical and non-linear rate equations describing temperature-dependent chemical kinetics, activation barriers, multi-exponential fluorescence lifetimes, and phase transformation dynamics.
Target Disciplines:Physical ChemistryChemical EngineeringThermal Analysis (DSC/TGA)Photochemistry
Common Fitting Challenges in Chemical Kinetics & Thermodynamics
- Resolving closely spaced lifetimes in multi-exponential decay curves
- Linearization errors when converting Arrhenius data to 1/T plots
- Estimating reaction orders in complex multi-step kinetic schemes
AltaiPlot High-Performance Fitting Engine
- Direct non-linear fitting on raw experimental scales without distortion from logarithmic transforms
- Bi-exponential and tri-exponential lifetime deconvolution with residual diagnostics
- High-throughput parameter estimation across variable temperature series
Chemical Kinetics & Thermodynamics Models (2)
← View All 101 Modelskinetics5 params
Bi-Exponential Decay
Two-phase exponential decay model resolving fast and slow relaxation lifetimes.
$y(t) = y_0 + A_1 \exp\left(-\frac{t}{\tau_1}\right) + A_2 \exp\left(-\frac{t}{\tau_2}\right)$