Search results for "neutrons"

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GW170817: Observation of Gravitational Waves from a Binary Neutron Star Inspiral

2017

On August 17, 2017 at 12-41:04 UTC the Advanced LIGO and Advanced Virgo gravitational-wave detectors made their first observation of a binary neutron star inspiral. The signal, GW170817, was detected with a combined signal-to-noise ratio of 32.4 and a false-alarm-rate estimate of less than one per 8.0×104 years. We infer the component masses of the binary to be between 0.86 and 2.26 M, in agreement with masses of known neutron stars. Restricting the component spins to the range inferred in binary neutron stars, we find the component masses to be in the range 1.17-1.60 M, with the total mass of the system 2.74-0.01+0.04M. The source was localized within a sky region of 28 deg2 (90% probabili…

neutron star: binary[ PHYS.ASTR ] Physics [physics]/Astrophysics [astro-ph]X-ray binaryADVANCED LIGOAstrophysicsKilonovagravitational waves; LIGO; binary neutron star inspiralspin01 natural sciencesLIGOGeneralLiterature_REFERENCE(e.g.dictionariesencyclopediasglossaries)QCQBHigh Energy Astrophysical Phenomena (astro-ph.HE)Electromagnetic observationsGravitational-wave signals3100 General Physics and AstronomyPoint MassesAstrophysics - High Energy Astrophysical PhenomenaBlack-Hole MergersBinary neutron starsBlack HolesX-ray bursterCoalescing BinariesAstrophysics::High Energy Astrophysical Phenomena10192 Physics InstituteGeneral Relativity and Quantum Cosmology (gr-qc)Gravity wavesGravitational wavesNeutron starsPhysics and Astronomy (all)ddc:530Electromagnetic spectraNeutrons010308 nuclear & particles physicsVirgoGamma raysAstronomyRCUKVIRGOelectromagneticgravitational radiation: emissionStellar black holeGamma-ray burst[PHYS.ASTR]Physics [physics]/Astrophysics [astro-ph]Compact Binariesbinary: masscosmological modelAstronomyGeneral Physics and AstronomyAstrophysicsneutron starsGamma ray burstsGeneral Relativity and Quantum CosmologyGravitational wave detectorsUniverseDENSE MATTER010303 astronomy & astrophysicsastro-ph.HEPhysicsSignal to noise ratioSettore FIS/01 - Fisica SperimentaleGravitational effectsFalse alarm rateEQUATION-OF-STATEMergers and acquisitionsgravitational waves[PHYS.GRQC]Physics [physics]/General Relativity and Quantum Cosmology [gr-qc]530 PhysicsMERGERSGeneral Relativity and Quantum Cosmology; General Relativity and Quantum Cosmology; astro-ph.HEFOS: Physical sciencesAstrophysics::Cosmology and Extragalactic Astrophysicsgamma ray: burstgravitational radiation: direct detectionMerging[ PHYS.GRQC ] Physics [physics]/General Relativity and Quantum Cosmology [gr-qc]GAMMA-RAY BURSTLIGO (Observatory)binary: coalescenceGravitational waves neutron stars gamma-ray burst LIGO Virgo0103 physical sciencesGW151226MASSESSTFCAstrophysics::Galaxy AstrophysicsPhysiqueGravitational wavegravitational radiationPULSARgravitational radiation detectorNeutron starPhysics and AstronomygravitationRADIATIONDewey Decimal Classification::500 | Naturwissenschaften::530 | Physikbinary neutron star inspiralSignal detectionPHYS REV LETT PHYSICAL REVIEW LETTERS
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CERN IRRADIATION FACILITIES.

2017

CERN provides unique irradiation facilities for applications in dosimetry, metrology, intercomparison of radiation protection devices, benchmark of Monte Carlo codes and radiation damage studies to electronics.

säteilytysPhysics::Instrumentation and DetectorsComputer scienceNuclear engineeringPhysics::Medical PhysicsMonte Carlo methodRadiation Dosage01 natural sciences030218 nuclear medicine & medical imagingradiation physics03 medical and health sciences0302 clinical medicineRadiation ProtectionRadiation Monitoring0103 physical sciencesRadiation damageDosimetryHumansRadiology Nuclear Medicine and imagingComputer SimulationIrradiationNeutronsRadiationLarge Hadron Colliderta114irradiationRadiological and Ultrasound Technology010308 nuclear & particles physicsbusiness.industryPublic Health Environmental and Occupational HealthGeneral MedicineMetrologysäteilyfysiikkaBenchmark (computing)Physics::Accelerator PhysicsRadiation protectionbusinessMonte Carlo MethodRadiation protection dosimetry
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