perhaps you could use the mental ray shaders
looks pretty good. the yellow on the tips of the rotors look like you just painted it on with a brush tool
if that's photoshop you used you could use the paths to make a straighter line.
that's a "Ch" pronounced as a "K"
Computer skills I should have:
Objective C, C#, Java, MEL. Python, C++, XML, JavaScript, XSLT, HTML, SQL, CSS, FXScript, Clips, SOAR, ActionScript, OpenGL, DirectX
Maya, XSI, Photoshop, AfterEffects, Motion, Illustrator, Flash, Swift3D