Hierarchy of Physical Excitations The complete ArXe hierarchy of excitation phenomena: Level Excitation Type Physical Manifestation Temporal Effect T1 None possible Homogeneous time flow Reference rate T-1 Temporal Phase variations, rhythms Local time irregularity T2 Magnetic Geodesic ordering Spatial process acceleration T-2 Gravitational Curvature waves Metric oscillation T3 Thermal Temperature, kinetic energy Molecular acceleration T-3 Chemical Bond vibrations, reactions Transformation…