How to design a High-Q Stripline Inductor in a substrate?

Hi All

Could you please tel me how to desigh a High-Q Stripline Inductor in a Substrate.

What is the practical value of Q prefered for a inductor and for a Capacitor.

Thanks,
Sridhar.

usually, the material and you application decide the Q factor of inductor you design.
methods to improve the Q factor is limited usually