R=input('Please input R='); @460r
p=0.1; m:XMF)tW
n=chaxun(R); gkDlh{
L=15; H#j Z'I
c=3*10^8; &ffd#2f`@
h=6.626196*10^(-34); !
.|\}= [e
k=1.3806505*10^(-23); ];o[Yn'>o
B=198.95; Tj*Vk $}0
r=0.509*10^(-60); |;_uN q9
d=532*10^(-9); :s OsG&y
for s=0:20 VpkkiN
for T=0.1:50:300.1 9AdA|/WV
if mod(s,2)==0 +gOv5Eno-
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)); VlQaT7Q
y=diff('f','T'); ?KfV>.()
elseif mod(s,2)==1 #\fxU:z~r
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)); /"<o""<]
y=diff('f','T'); xT$9M"
end ?5g0#wqI
end Os-sYaW
end ]1
OZY@
plot3(y,s,T); r/vRaOg>X
怎么错了,希望哪位大侠指点。 UjU*`}k3