====== Bt-Opx: Sengupta, 1990 ======
 
=== Details ===

<WRAP center round info 60%>
This sensor from [[:about_tpf|TPF]] collection
</WRAP>

^ Article | <ref:sengupta1990> |
^ Collibration |  |
^ Precision | ± 50°C |
^ Ranges | 600 - 1300 °C, 6 - 60 kbar |
^ Renew sensors |  |

<use:sensors.t.bt_opx_sengupta_1990>
<test:sensors.t.bt_opx_sengupta_1990>

<WRAP center round todo 60%>
  * <del>заголовок</del>
  * краткое описание
  * <del>статья</del>
  * <del>ссылка</del>
  * <del>карточка</del>
  * подробное описание
  * <del>код</del>
  * тест
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=== Source ===
<Code linenums lang-r>
source("utilities_tpf.r");

sensors.t.bt_opx_sengupta_1990 <- function(Bt, Opx, P, ...){
    Opx <- tpf.recalc_minaral("OPX",Opx);
    Bt <- tpf.recalc_minaral("BT",Bt);

    XM <- Opx$Mg_pfu / (Opx$Mg_pfu + Opx$Fe_p2_pfu + Opx$Fe_p3_pfu);
    XF <- (Opx$Fe_p2_pfu + Opx$Fe_p3_pfu) / (Opx$Mg_pfu + Opx$Fe_p2_pfu + Opx$Fe_p3_pfu);
    KO <- (Opx$Fe_p2_pfu + Opx$Fe_p3_pfu) / Opx$Mg_pfu;
    XT <- Bt$Ti_pfu / (Bt$Fe_p2_pfu + Bt$Fe_p3_pfu + Bt$Mg_pfu + Bt$Ti_pfu + Bt$Al_c6_pfu);
    XA <- Bt$Al_c6_pfu / (Bt$Fe_p2_pfu + Bt$Fe_p3_pfu + Bt$Mg_pfu + Bt$Ti_pfu + Bt$Al_c6_pfu);
    KB <- (Bt$Fe_p2_pfu + Bt$Fe_p3_pfu) / Bt$Mg_pfu;
    K <- KO / KB;
    T1 <- (4130 + 603 * (XM - XF) - 4423 * XT - 3595 * XA + 0.017 * P * 1000) / (1.9872 * log(K) + 3.27) - 273;
    T2 <- (4130                   - 4423 * XT - 3595 * XA + 0.017 * P * 1000) / (1.9872 * log(K) + 3.27) - 273;
    #if (T2>899) {
    #T <- T2;
    #}
    #if (T1<901) {
    #T <- T1;
    #}
    return(data.frame(Name=paste0(Bt$Name,"-", Opx$Name),P=P,T_calc=T1));
}

sensors.t.bt_opx_sengupta_1990.args <- function(){
    ars <- list();
    ars$minerals <- c("Bt", "Opx");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.bt_opx_sengupta_1990.test <- function(){
#
#}
</Code>

{{tag> tpf Bt Opx }}