Recent content by Xen Uno

I doubt that there is any decay once u get below the crust, assuming there are free neutrons (unlikely ... bound up in atoms). A neutron star is formed gravitationally ... and that gravity is so strong it would overwhelm any decay process. Surface atoms quickly get crushed to neutrons once...

Pipe organs designers have same need ... here's the math ... http://www.rwgiangiulio.com/math/pipelength.htm The math should work for xylophone-like striking (ie windchimes) for shorter lengths Inside diameter of pipe must have some effect ... for air supplied resonance, ID should...