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| author | prashantsinalkar | 2017-10-10 12:38:01 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:38:01 +0530 |
| commit | f35ea80659b6a49d1bb2ce1d7d002583f3f40947 (patch) | |
| tree | eb72842d800ac1233e9d890e020eac5fd41b0b1b /2792/CH3 | |
| parent | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (diff) | |
| download | Scilab-TBC-Uploads-f35ea80659b6a49d1bb2ce1d7d002583f3f40947.tar.gz Scilab-TBC-Uploads-f35ea80659b6a49d1bb2ce1d7d002583f3f40947.tar.bz2 Scilab-TBC-Uploads-f35ea80659b6a49d1bb2ce1d7d002583f3f40947.zip | |
updated the code
Diffstat (limited to '2792/CH3')
| -rwxr-xr-x | 2792/CH3/EX3.16/Ex3_16.sce | 50 |
1 files changed, 23 insertions, 27 deletions
diff --git a/2792/CH3/EX3.16/Ex3_16.sce b/2792/CH3/EX3.16/Ex3_16.sce index f52687136..7cd3bbe91 100755 --- a/2792/CH3/EX3.16/Ex3_16.sce +++ b/2792/CH3/EX3.16/Ex3_16.sce @@ -1,27 +1,23 @@ -clc
-e = 1.6*10^-19
-disp("e= "+string(e)+"C")//initializing value of charge of electron
-KbT = 0.026
-disp("kbT = "+string(kbT)+"V") //initializing value of kbT at 300K
-sigma=10
-disp("sigma = "+string(sigma)+"ohmcm^-1") //initializing value of conductivity
-mu_n=1100
-disp("mu_n = "+string(mu_n)+"cm^2(Vs)^-1") //initializing value of mobility of electrons
-mu_p=400
-disp("mu_p = "+string(mu_p)+"cm^2(Vs)^-1") //initializing value of mobility of holes
-Nd = 10^17
-disp("Nd= "+string(Nd)+"cm^-3")//initializing value of doping
-n = sigma/(e*mu_n)
-disp("The carrier concentration in n type material is n = sigma/(e*mu_n)= "+string(n)+"cm^-3")//calculation
-// the answer in textbook is given in %
-//The excess drops by 50% once light is off using this fact in below equation
-T = -1/log(.5)
-disp("The recombination time is T = -1/log(.5)= "+string(T)+"micro-sec")//calculation
-Dp = mu_p*kbT
-disp("The diffusion constant is Dp = mu_p*kbT = "+string(Dp)+"cm^2/s")//calculation
-Lp = sqrt(Dp*T*10^-6)
-disp("The diffusion length is Lp = sqrt(Dp*T*10^-6) = "+string(Lp)+"m")//calculation
-
-
-
-
+clc +e = 1.6*10^-19 +disp("e= "+string(e)+"C")//initializing value of charge of electron +kBT = 0.026 +disp("kbT = "+string(kbT)+"V") //initializing value of kbT at 300K +sigma=10 +disp("sigma = "+string(sigma)+"ohmcm^-1") //initializing value of conductivity +mu_n=1100 +disp("mu_n = "+string(mu_n)+"cm^2(Vs)^-1") //initializing value of mobility of electrons +mu_p=400 +disp("mu_p = "+string(mu_p)+"cm^2(Vs)^-1") //initializing value of mobility of holes +Nd = 10^17 +disp("Nd= "+string(Nd)+"cm^-3")//initializing value of doping +n = sigma/(e*mu_n) +disp("The carrier concentration in n type material is n = sigma/(e*mu_n)= "+string(n)+"cm^-3")//calculation +// the answer in textbook is given in % +//The excess drops by 50% once light is off using this fact in below equation +T = -1/log(.5) +disp("The recombination time is T = -1/log(.5)= "+string(T)+"micro-sec")//calculation +Dp = mu_p*kbT +disp("The diffusion constant is Dp = mu_p*kbT = "+string(Dp)+"cm^2/s")//calculation +Lp = sqrt(Dp*T*10^-6) +disp("The diffusion length is Lp = sqrt(Dp*T*10^-6) = "+string(Lp)+"m")//calculation
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