Search results for "CTA"

showing 9 items of 9379 documents

Search for the Decay of the Higgs Boson to Charm Quarks with the ATLAS Experiment

2018

A direct search for the standard model Higgs boson decaying to a pair of charm quarks is presented. Associated production of the Higgs and Z bosons, in the decay mode ZH→ℓ+ℓ−c¯c is studied. A data set with an integrated luminosity of 36.1  fb−1 of pp collisions at √s=13TeV recorded by the ATLAS experiment at the LHC is used. The H→c¯c signature is identified using charm-tagging algorithms. The observed (expected) upper limit on σ(pp→ZH)×B(H→c¯c) is 2.7 (3.9+2.1−1.1) pb at the 95% confidence level for a Higgs boson mass of 125 GeV, while the standard model value is 26 fb.

Большой адронный коллайдер13000 GeV-cmsCiencias Físicascharm: pair productionQuarksGeneral Physics and Astronomy01 natural sciences7. Clean energyHigh Energy Physics - ExperimentSubatomär fysik//purl.org/becyt/ford/1 [https]High Energy Physics - Experiment (hep-ex)Subatomic Physicsscattering [p p]PROGRAM[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]HADRON COLLIDERSCollisionsassociated production [Z0]STRAHLUNGпротон-протонные столкновенияGeneralLiterature_REFERENCE(e.g.dictionariesencyclopediasglossaries)QCBosonPhysicscharm: particle identificationproton–proton collisionsLarge Hadron ColliderHiggs bosonsSettore FIS/01 - Fisica SperimentaleATLAS experimentS126SCCPhysical SystemsATLAS:Mathematics and natural scienses: 400::Physics: 430::Nuclear and elementary particle physics: 431 [VDP]channel cross section: branching ratio: upper limitQuantum field theorymedicine.anatomical_structureCERN LHC CollHiggs particle: massHADRON COLLIDERS; STANDARD MODEL; STRAHLUNG; PARTICLE; PROGRAM; LHCHiggs bosonХиггса бозонProduction (computer science)LHCcolliding beams [p p]PARTICLEParticle Physics - ExperimentCIENCIAS NATURALES Y EXACTASsignaturejetsParticle physicsp p: scatteringpair production [charm]Higgs boson530 PhysicsCiências Naturais::Ciências Físicas:Ciências Físicas [Ciências Naturais]STANDARD MODELCharm quarkFOS: Physical sciencesddc:500.2Física de Partículas y CamposSpontaneous symmetry breakingdecay modesStandard ModelCharm quarkPhysics and Astronomy (all)particle identification [charm]Atlas (anatomy)0103 physical sciencesmedicineddc:530High Energy Physics010306 general physicsCiencias Exactasbranching ratio: upper limit [channel cross section]Science & Technologyhep-ex010308 nuclear & particles physicsHigh Energy Physics::Phenomenology:Matematikk og naturvitenskap: 400::Fysikk: 430::Kjerne- og elementærpartikkelfysikk: 431 [VDP]Físicamass [Higgs particle]//purl.org/becyt/ford/1.3 [https]leptonic decay [Z0]Research AreasZ0: associated productionhadronic decay [Higgs particle]Higgs particle: hadronic decayExperimental High Energy PhysicsZ0: leptonic decayHigh Energy Physics::ExperimentATLAS детекторHadron-hadron collisionsp p: colliding beamsexperimental results
researchProduct

Zooloģijas muzeja raksti, Nr. 4 Invertebrata

1970

ЗоологияEntomoloģijaInsectaLatvijas faunaZooloģijaOzols Edgars - entomologsНасекомыеKukaiņiZoology:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 8 Invertebrata

1972

ЗоологияEntomoloģijaInsectaZooloģijaНасекомыеKukaiņiZoology:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 13 Invertebrata

1975

ЗоологияInsectaLatvijas faunaAnimal ecologyZooloģijaЭкология животныхНасекомыеKukaiņiZoologyDzīvnieku ekoloģija:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 3 Invertebrata

1968

ЗоологияInsectaLatvijas faunaAnimal ecologyZooloģijaЭкология животныхНасекомыеLatvijas Universitātes profesoriKukaiņiZoologyLūsis JānisDzīvnieku ekoloģija:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 14 Invertebrata

1976

ЗоологияInsectaLatvijas faunaZooloģijaStrands Embriks (1876-1947)НасекомыеLatvijas Universitātes profesoriKukaiņiZoology:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 15 Vertebrata

1976

ЗоологияInsectaРыбыМлекопитающиеПтицыPutnu ekoloģijaLatvijas faunaZooloģijaPiscesZīdītājiZivisAvesZoology:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 11 Invertebrata

1973

ЗоологияZooplanktonsInsectaLatvijas faunaZooloģijaНасекомыеKukaiņiZoology:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct

Zooloģijas muzeja raksti, Nr. 6 Invertebrata

1970

ЗоологияГидробиологияHidrobioloģijaZooplanktonsInsectaLatvijas faunaZooloģijaHydrobiologyНасекомыеKukaiņiZoologyZooplankton:NATURAL SCIENCES::Biology::Organism biology::Animal physiology [Research Subject Categories]
researchProduct