R=input('Please input R='); 1gE [v
p=0.1; h8x MI
n=chaxun(R); 4(#'_jS
L=15; kVuUjP6(c
c=3*10^8; vt/x
,Y
h=6.626196*10^(-34); v3*_9e
k=1.3806505*10^(-23); Z|&MKG24
B=198.95; fnpYT:%fG
r=0.509*10^(-60); .Hescg/S
d=532*10^(-9); 2% MC Yn
for s=0:20 %p Ynnfr
for T=0.1:50:300.1 R#s)r
if mod(s,2)==0 P:hBt\5B
f=p*n*L*6*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); *2ZjE!A
y=diff('f','T'); C+*d8_L
elseif mod(s,2)==1 nyX2|m&
f=p*n*L*3*((2*h*c)/(9*k*T))*((3/2)*(s+1)*(s+2)/(2*s+3))*(64*(pi^2)/15)*((c/d-(4*s+6)*B)^4)*r*exp(-(h*c*B/(k*T))*s(s+1)); Fh)IgzFj
y=diff('f','T'); Ka'=o?'B5
end O+nEXS\rQ
end @T@<_ ?)
end *zaQx+L
plot3(y,s,T); JL`-0P<M
怎么错了,希望哪位大侠指点。 v|Pv 03%?7