Yin Yang Wallpaper

Blending Options-Stroke

Make a copy of the new made layer and select the Free Transform option now to enlarge it a little and apply different parameters for the copy:

The Opacity on the layers should be of 60%.

Blending Options-Gradient Overlay

Gradient's parameters:

Select the next tool now and choose a corresponding cliché from the table shown below:

Blending Options-Stroke

Draw a flare on the upper part of the indicator:

Fill 0% on the layers:

Blending Options-Gradient Overlay

Gradient's parameters:

Click to enlarge

The picture is finished!