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Diffstat (limited to '2216/CH14/EX14.1')
| -rwxr-xr-x | 2216/CH14/EX14.1/ex_14_1.sce | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/2216/CH14/EX14.1/ex_14_1.sce b/2216/CH14/EX14.1/ex_14_1.sce new file mode 100755 index 000000000..9cc8f842e --- /dev/null +++ b/2216/CH14/EX14.1/ex_14_1.sce @@ -0,0 +1,22 @@ +//Example 14.1: energy and threshold electrical energy +clc; +clear; +close; +format('v',4) +disp("part (a)") +no=1.9*10^19;//cm^-3;// +hc=6.6*10^-34;// +v=5.45*10^14;//Hz +av=2;// +nv=1;// +n2=no/2;// +eng=((n2*hc*v)/(av*nv));// J cm^-2 +disp(eng,"energy in J cm^-2 is") +format('v',5) +disp("part (b)") +oe=0.50;// +mr=0.15;// +lr=0.20;// +teng=eng/(oe*mr*lr);// +disp(teng,"threshold energy in J cm^-2 is") +//electrical energy is calculated wrong in the textbook |