// multi-utility computation suite · offline · instant · precise
┌──────────────────────────┐
│ [c] calcalyst_ │
│ computation suite │
└──────────────────────────┘
// select a module to initialize
/ search↵ open firstesc close
// adsenseEMPTY_LEADER_SLOT728×90
// adsenseMOBILE_ANCHOR_SLOT320×50
// keyboard_shortcuts
/focus search
↑↓navigate module list
Enter
open first result from search
open highlighted
compute when module is open
compute when focused in a field
Escclose module · clear selection
⌫
sci.Halpin-Tsai-modulus Calculator
Calculates longitudinal and transverse composite elastic modulus using Halpin-Tsai equations: E_T = E_m(1+ξηV_f)/(1−ηV_f). The reinforcing efficiency parameter ξ depends on fibre aspect ratio — ξ → ∞ for continuous fibres (longitudinal, rule of mixtures); ξ → 0 for particles.
Inputs
Ef Gpa
Reference formula or conversion factor shown for context.
Em Gpa
Reference formula or conversion factor shown for context.
Vf
Three-dimensional space occupied (m³ or L). 1 m³ = 1,000 L.
Xi Shape
A multiplier applied in the calculation.
Results
Halpin-Tsai transverse modulus ET (GPa)
Sample size or count used in the calculation.
η parameter
Reference formula or conversion factor shown for context.
Rule-of-Mixtures E_L comparison (GPa)
Sample size or count used in the calculation.
Halpin-Tsai: E = Em(1+ξηVf)/(1−ηVf)
Sample size or count used in the calculation.
ξ factor
A dimensionless multiplier applied in the calculation.
typical accuracy
The fraction of predictions or measurements that are correct. High accuracy is only meaningful when the class distribution is balanced.