x = [0 5 15 75 135 195 255 320];

y = [0 40.22 21.28 70.16 79.00 14.32 27.96 26.71];

figure

hold on % allow all vectors to be plotted in same

% figure

plot (x, y,'blue -o ');

box on

ax = gca

ax.XAxis.LineWidth = 2;

ax.YAxis.LineWidth = 2;

xlabel('time(min)','fontweight','bold')

ylabel ('% of decoloration/ppm','fontweight','bold')

legend('% of Decolorization', 'fontweight','bold')

title( '1% concentration Similuated factory like RB5 wastewater')how to make the x and y values bold in matlab like on the image shown

11.0 0.8 1.6 [RB5] / [RB5), No catalyst FeOOH Nicoz - FeOOH@Ni(CO3)(OH), 0.4 0.2 0.0 20 40 60 80 Time (min) BOLD BOLD