Courier

KEK

Kō Enerugī Kasokuki Kenkyū Kikō (High Energy Accelerator Research Organization), Japan

Acronym doesn’t need spelling out for the CERN Courier

K Long Experiment

Spell out in first use then use acronym for the CERN Courier

no hyphen (not "laser-repetition")

Lawrence Berkeley National Laboratory, California (US)

Spell out in first use then use acronym for the CERN Courier

LHC Computing Grid, Worldwide LHC Computing Grid (see WLCG)

Acronyms don't need spelling out for the CERN Courier

use hyphen

Low-Energy Ion Ring

Spell out in first use then use acronym for the CERN Courier

Large Electron–Positron Collider

Acronym doesn't need spelling out for the CERN Courier

use hyphen

use ndash