Wiktionary
a. Of or pertaining to quantum mechanics.
Usage examples of "quantum mechanical".
The second reason that Bekenstein's proposal was hard to swallow is that entropy, as we have discussed it here, is a quantum mechanical concept, whereas black holes, until recently, were firmly entrenched in the antagonistic camp of classical general relativity.
Hawking studied quantum mechanical effects in the vicinity of a black hole.
His early contributions ranged from quantum mechanical selection rules and solid state physics to cosmology.
Modern physics considers this quantum mechanical process to be utterly unpredictable and uncontrollable.
Perhaps another genius would appear, in whose brain the quantum mechanical resonances would pulse anew, bringing further manifestations from the Ones.
Was that historical accident, or did the invention require a Tahirian kind of quantum mechanical insight, guided perhaps by hints the Holont gave those visitors before they fled from it and withdrew from the stars?
His brow furrowed so seriously, you might have thought he was contemplating some great quantum mechanical argument.