rayo2

² = beam, shaft, ray.

Ex. For one, the record is made by a moving beam of electrons rather than a moving pointer, for the reason that an electron beam can sweep across the picture very rapidly indeed.

Ex. A shaft of yellow sunshine fell across the carpet.

Ex. Drawing lines to connect related documents may turn up patterns that look like stars with rays emanating in all directions, where a key study has been made.

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* de rayo láser = laser-based.

* lámpara de rayos ultravioleta = ultraviolet lamp, sun lamp, UV lamp.

* polimerización por rayos gamma = graft polymerisation.

* rayo cósmico = cosmic ray.

* rayo de electrones = electron beam.

* rayo de esperanza = ray of hope, silver lining, the light at the end of the tunnel, glimmer of hope, beacon of hope, ray of light.

* rayo de luna = moonbeam.

* rayo de luz = light beam, light ray, ray of light.

* rayo gamma = gamma ray.

* rayo infrarrojo = infrared ray.

* rayo láser = laser beam, laser.

* rayo óptico = light ray.

* rayo ultravioleta = ultraviolet light (UV light), ultraviolet ray, UV ray.

* rayo X = X ray.

* tomografía mediante rayos X = x-ray tomography.

* un rayo de = a shimmer of.

* un rayo de esperanza = a faint glimmer of light.

* un rayo de luz esperanzador = a faint glimmer of light, a peep of light.