tardyon
luxon
tachyon
Planck momentum
Planck particle
nanoparticle
ultrafine particle
Higgs boson
maximon
Planck speed
superbradyon
nonrelativistic mechanics
mass defect
mass deficiency
supersinglet
gravitational force
virtual particle
midrapidity
Planck energy
rest energy
cold dark matter
atomic weight
Planck velocity
subatom
rest mass
mass-energy equivalence
deceleration
time dilation
photon
notoph
photophoresis
mass spectroscopy
Planck acceleration
Lorentz-Fitzgerald contraction
warm dark matter
neutrino
ground state
rapidity
Z-boson
Schwarzschild radius
delta-v
electron neutrino
boson
planckon
submolecule
gravitational interaction
quantum soup
superpartner
zero-point energy
antiparticle