Atabak Fathe Jalali
2 papers · Latest:
High Energy Physics (Theory)
Quantum mechanics with a ghost: Counterexamples to spectral denseness
This paper shows that ghostly quantum systems can have discrete, non-dense energy spectra, challenging common assumptions.
2604.21826
High Energy Physics (Theory)Unitary Time Evolution and Vacuum for a Quantum Stable Ghost
This paper quantizes a stable ghost system, demonstrating unitary time evolution and a well-defined vacuum through an integral of motion.
2604.21823
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