ALPHA experiment
E41831
The ALPHA experiment is a CERN-based research project that studies antihydrogen atoms to test fundamental symmetries between matter and antimatter.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| ALPHA collaboration | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
CERN experiment
ⓘ
antimatter experiment ⓘ particle physics experiment ⓘ physics experiment ⓘ |
| abbreviationOf | Antihydrogen Laser Physics Apparatus ⓘ |
| aimsTo |
compare hydrogen and antihydrogen
ⓘ
test fundamental symmetries between matter and antimatter ⓘ |
| collaborationSize | international collaboration ⓘ |
| country | Switzerland ⓘ |
| dataType | experimental data on antihydrogen properties ⓘ |
| focusesOn |
precision tests of the Standard Model
ⓘ
search for physics beyond the Standard Model using antimatter ⓘ |
| fundingSource | international funding agencies ⓘ |
| hostOrganization |
CERN
ⓘ
surface form:
European Organization for Nuclear Research
|
| infrastructure |
cryogenic apparatus
ⓘ
silicon vertex detector ⓘ superconducting magnets ⓘ |
| location |
Antiproton Decelerator
ⓘ
CERN ⓘ |
| measures |
1S–2S transition in antihydrogen
ⓘ
antihydrogen spectral lines ⓘ gravitational behavior of antihydrogen ⓘ hyperfine structure of antihydrogen ⓘ |
| notableResult |
constraints on CPT violation in the hydrogen–antihydrogen system
ⓘ
first trapped antihydrogen atoms for long durations ⓘ precision spectroscopy of antihydrogen ⓘ |
| operatedBy |
ALPHA experiment
self-linksurface differs
ⓘ
surface form:
ALPHA collaboration
|
| partOf |
Antiproton Decelerator
ⓘ
surface form:
CERN Antiproton Decelerator program
|
| predecessor |
ATRAP experiment
ⓘ
surface form:
ATHENA experiment
|
| produces | cold antihydrogen atoms ⓘ |
| relatedTo |
AEgIS experiment
ⓘ
ATRAP experiment ⓘ GBAR experiment ⓘ |
| researchField |
atomic physics
ⓘ
fundamental symmetries ⓘ particle physics ⓘ |
| startDate | 2000s ⓘ |
| studies |
antihydrogen
ⓘ
antimatter ⓘ |
| tests |
CPT symmetry
ⓘ
charge-parity-time reversal symmetry ⓘ matter–antimatter symmetry ⓘ weak equivalence principle for antimatter ⓘ |
| uses |
Penning trap
ⓘ
antiprotons ⓘ magnetic minimum neutral atom trap ⓘ magnetic traps ⓘ positrons ⓘ |
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
ALPHA collaboration