how can I plot in a such a way the x axis is in interval 10 10E2 10E3 10E4.

OrderParameter= [0.266 0.267 0.280 0.340];
Time = [10 1E2 1E3 1E4];
figure(1)
plot(Time,OrderParameter,'linewidth',2)
ylabel("OrderParameter")
xlabel("Time")
grid on
set(gca,'fontname','times New Roman','fontsize',18,'linewidth',1.8);

Answer 1

[Stephen23]

Use SEMILOGX:

Y = [0.266,0.267,0.280,0.340];
X = [1e1,1e2,1e3,1e4];
semilogx(X,Y)