Struct CeramicMatrixCompositeExtended 

pub struct CeramicMatrixCompositeExtended {
    pub df: f64,
    pub vf: f64,
    pub ef: f64,
    pub em: f64,
    pub tau_i: f64,
    pub sigma_fu: f64,
    pub sigma_mc: f64,
    pub bn_thickness_nm: f64,
    pub pullout_length: f64,
    pub density: f64,
}

Extended CMC model: matrix cracking, fiber pullout, BN interphase.

Fields

df: f64

Fiber diameter df (μm).

vf: f64

Fiber volume fraction Vf.

ef: f64

Fiber modulus Ef (GPa).

em: f64

Matrix modulus Em (GPa).

tau_i: f64

Interface sliding stress τi (MPa).

sigma_fu: f64

Fiber strength σfu (MPa).

sigma_mc: f64

Matrix cracking stress σmc (MPa).

bn_thickness_nm: f64

BN interphase thickness (nm).

pullout_length: f64

Fiber pullout length lp (mm).

density: f64

Composite density (kg/m³).

Implementations

impl CeramicMatrixCompositeExtended

pub fn hi_nicalon_sic_sic() -> Self

Hi-Nicalon SiC/SiC with BN interphase.

pub fn tyranno_sa() -> Self

Tyranno SA C/SiC.

pub fn composite_modulus(&self) -> f64

Composite modulus (rule of mixtures) (GPa).

pub fn ack_matrix_cracking_stress(&self, gamma_m: f64) -> f64

Matrix cracking stress using ACK model (MPa). σ_mc = (12 * τi * Ef * Vf^2 * Γm * Ec / (Em^2 * df * (1-Vf)))^(1/3)

pub fn pullout_energy(&self) -> f64

Fiber pullout energy per unit area (J/m²).

pub fn ultimate_strength(&self) -> f64

Composite ultimate tensile strength (MPa) using GLS model.

pub fn thermal_shock_r_prime(&self, k: f64, cte: f64) -> f64

Thermal shock resistance parameter R’ (K) = σ_mc * k / (E * CTE).