%% ***********************[Random Test]***********************

%*******************[Change Matlab axis label to Exponential + move the exponet above the axis]*********************************

plot([0 1],[0 .02])

oldLabels = str2num(get(gca,'YTickLabel'));

scale = 10^2;newLabels = num2str(oldLabels*scale);

set(gca,'YTickLabel',newLabels,'units','normalized');

posAxes = get(gca,'position');

textBox = annotation('textbox','linestyle','none','string',['x 10\it^{' sprintf('%0.2f',log10(1./scale)) '}']);

posAn = get(textBox,'position');

set(textBox,'position',[posAxes(1) posAxes(2)+posAxes(4) posAn(3) posAn(4)],'VerticalAlignment','cap');

%% ***********************[Random Test]***********************

Src link: http://www.mathworks.co.uk/matlabcentral/newsreader/view_thread/112386