From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2792/CH11/EX11.10/Ex11_10.sce | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100755 2792/CH11/EX11.10/Ex11_10.sce (limited to '2792/CH11/EX11.10/Ex11_10.sce') diff --git a/2792/CH11/EX11.10/Ex11_10.sce b/2792/CH11/EX11.10/Ex11_10.sce new file mode 100755 index 000000000..dd1fc8481 --- /dev/null +++ b/2792/CH11/EX11.10/Ex11_10.sce @@ -0,0 +1,36 @@ +clc +Na=5*10^16 +disp("Na = "+string(Na)+"cm^-3") //initializing value of p side doping +Nd=5*10^17 +disp("Nd = "+string(Nd)+"cm^-3") //initializing value of n side doping +Dn = 30 +disp("Dn= "+string(Dn)+"cm^2/s")//initializing value of electron diffusion coefficient +Dp = 15 +disp("Dp= "+string(Dp)+"cm^2/s")//initializing value of hole diffusion coefficient +Tn = 10^-8 +disp("Tn= "+string(Tn)+"s")//inializing value of electron minority carrier lifetime +Tp = 10^-7 +disp("Tp= "+string(Tp)+"s")//inializing value of hole minority carrier lifetime +e = 1.6*10^-19 +disp("e= "+string(e)+"C")//initializing value of charge of electron +ni = 1.84*10^6 +disp("ni = "+string(ni)+"cm^-3") //initializing value of intrinsic carrier concentration in GaAs +kbT = 0.026 +disp("kbT = "+string(kbT)+"V/K") //initializing value of kbT at 300K +V = 1 +disp("V = "+string(V)+"V") //initializing value of forward bias potential +nQr=.5 +disp("nQr = "+string(nQr)) //initializing value of radiative recombination efficiency +np = ni^2/Na +disp(" np = ni^2/Na= "+string(np)+"cm^-3")//calculation +pn = ni^2/Nd +disp(" pn = ni^2/Nd= "+string(pn)+"cm^-3")//calculation +Ln = sqrt(Dn*Tn) +disp("The electron diffusion length is ,Ln = sqrt(Dn*Tn)= "+string(Ln)+"cm")//calculation +Lp = sqrt(Dp*Tp) +disp("The hole diffusion length is ,Lp = sqrt(Dp*Tp)= "+string(Lp)+"cm")//calculation +Yinj = ((e*Dn*np)/Ln)/(((e*Dn*np)/Ln)+((e*Dp*pn)/Lp)) +disp("The injection efficiency is ,Yinj = ((e*Dn*np)/Ln)/(((e*Dn*np)/Ln)+((e*Dp*pn)/Lp))= "+string(Yinj))//calculation + + + -- cgit