R=input('Please input R='); q?yMa9ZZky
p=0.1; 3g;T?E
n=chaxun(R); 0F^]A"kF
L=15; #'C/Gya
c=3*10^8; BH5w@
h=6.626196*10^(-34); Oo
kxg *!5
k=1.3806505*10^(-23); sW?B7o?
B=198.95; q8/ihA6:
r=0.509*10^(-60); $:e)$Xnn-
d=532*10^(-9); H-Pq!9[DB
for s=0:20 +5-]iKh
for T=0.1:50:300.1 WKxm9y
V
if mod(s,2)==0 }%+qP+O\
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)); Yq
J]7V\
y=diff('f','T'); _-/x;C
elseif mod(s,2)==1 66
N)
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)); EX4
C.C|d
y=diff('f','T'); d5:tSO
end a!D*)z Y
end "c,!vc4
end Ra0=q4vdk
plot3(y,s,T); 9k}<F z"^.
怎么错了,希望哪位大侠指点。 |YRY!V_w