Graviton beam
A graviton beam was a confined beam of gravitons. 

In 2257, NCIA-93 used a graviton beam to close a micro-wormhole that enabled the Red Angel to time travel. ()

A graviton beam could be emitted through a starship's deflector dish. This was implemented on board the  in 2374 when Seven of Nine modified Voyagers navigational controls to allow the deflector to emit a resonant graviton beam that opened a portal to fluidic space. ()

Faced with crash landing the  on a planet in 3189, Commander Saru ordered Gen Rhys to fire graviton beams at the surface to lessen the force of their impact. ()

See also 
Antigraviton beam
Heavy graviton beam
Phase-conjugate graviton beam

External link
 
de:Gravitonstrahl
Particles
Directed energy weapons