Z boson

The Z boson is a neutral elementary particle, which – along with its electrically charged cousin, the W – carries the weak force

14 results

Symposium: Celebrating electroweak milestones | 31 October

CERN Science Gateway will host its first scientific event to celebrate 50 years since Gargamelle discovered neutral currents and 40 years since UA1 and UA2 discovered the W and Z bosons

Announcement
Physics
10 October, 2023
Physics
Announcement
10 October, 2023

LHC experiments see first evidence of a rare Higgs boson decay

The ATLAS and CMS collaborations have joined forces to establish the first evidence of the rare decay of the Higgs boson into a Z boson and a photon

News
Physics
26 May, 2023

The Z boson

Physics

ATLAS measures joint polarisation of carriers of the weak force

Joint-polarisation measurements of the W and Z bosons provide new opportunities to look for physics beyond the Standard Model

News
Physics
14 July, 2022

Higgs10: Three-quarters of the way there

The direct discovery of the W and Z bosons at the SppS in 1983 provided solid experimental support for the existence of the Higgs boson

Feature
Physics
25 May, 2022
Physics
Feature
25 May, 2022

Thirty years of LEP’s Z0 line shape

Thirty years ago this week, the four experiments at CERN’s LEP collider published the first of their famous results: the Z0 line shape, which told us that there are three, and only three, families of fundamental particles in nature

Opinion
Physics
15 October, 2019
Physics
Opinion
15 October, 2019

How strange is the proton?

ATLAS measurements show proton has more strange quarks than previously thought

News
Experiments
16 February, 2017
Experiments
News
16 February, 2017

CERN experiments present results at Quark Matter 2015

There were presentations from ALICE, CMS, ATLAS and LHCb at the international conference on ultrarelativistic heavy-ion collisions this week

News
Experiments
02 October, 2015
Experiments
News
02 October, 2015

Forty years of neutral currents

On 19 July 1973, physicists working with the Gargamelle bubble chamber at CERN presented the first direct evidence of the weak neutral current

News
Physics
19 July, 2013
Physics
News
19 July, 2013

Thirty years of the Z boson

Thirty years ago this week physicists at CERN announced that they had directly observed the Z boson

News
Physics
31 May, 2013
Physics
News
31 May, 2013

UA1

Experiments
Experiments