Search Results - "Pierazzini, G"
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Searches for lepton number violation and resonances in K±→πμμ decays
Published in Physics letters. B (01-06-2017)“…The NA48/2 experiment at CERN collected a large sample of charged kaon decays to final states with multiple charged particles in 2003–2004. A new upper limit…”
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Precision measurement of the ratio of the charged kaon leptonic decay rates
Published in Physics letters. B (26-02-2013)“…A precision measurement of the ratio RK of the rates of kaon leptonic decays K±→e±ν and K±→μ±ν with the full data sample collected by the NA62 experiment at…”
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3
First observation and study of the K±→ π0π0μ±ν decay
Published in The journal of high energy physics (22-03-2024)“…A bstract The NA48/2 experiment at CERN reports the first observation of the K ± → π 0 π 0 μ ± ν decay based on a sample of 2437 candidates with 15% background…”
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First observation and study of the $K^± → π^0π^0μ^±ν$ decay
Published in The journal of high energy physics (22-03-2024)“…The NA48/2 experiment at CERN reports the first observation of the $K^± → π^0π^0μ^±$ν decay based on a sample of 2437 candidates with 15% background…”
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5
Precise tests of low energy QCD from Ke4 decay properties
Published in The European physical journal. C, Particles and fields (01-12-2010)Get full text
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The beam and detector for the NA48 neutral kaon CP violation experiment at CERN
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-05-2007)“…The beam and detector, used for the NA48 experiment, devoted to the measurement of Re ( ε ′ / ε ) , and for the NA48/1 experiment on rare K S and neutral…”
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Measurement of the form factors of charged kaon semileptonic decays
Published in The journal of high energy physics (01-10-2018)“…A bstract A measurement of the form factors of charged kaon semileptonic decays is presented, based on 4.4 × 10 6 K ± → π 0 e ± ν e ( K e 3 ± ) and 2.3 × 10 6…”
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SICAL — a high precision silicon-tungsten luminosity calorimeter for ALEPH
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (01-11-1995)“…The design, construction and performance of a silicon-tungsten electromagnetic calorimeter built to achieve an experimental luminosity measurement precision at…”
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Search for heavy neutrinos in K+→μ+ν decays
Published in Physics letters. B (10-09-2017)Get full text
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Precise measurement of the K±→π±e+e− decay
Published in Physics letters. B (29-06-2009)“…A sample of 7253 K±→π±e+e−(γ) decay candidates with 1.0% background contamination has been collected by the NA48/2 experiment at the CERN SPS, which allowed a…”
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11
Study of the K ± → π ± γ γ decay by the NA62 experiment
Published in Physics letters. B (01-05-2014)Get full text
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12
New high statistics measurement of Ke4 decay form factors and ππ scattering phase shifts
Published in The European physical journal. C, Particles and fields (01-04-2008)“…We report results from a new measurement of the K e4 decay K ± →π + π - e ± ν by the NA48/2 collaboration at the CERN SPS, based on a partial sample of more…”
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13
New measurement of the K±→π±μ+μ− decay
Published in Physics letters. B (28-02-2011)“…A sample of 3120 K±→π±μ+μ− decay candidates with (3.3±0.7)% background contamination has been collected by the NA48/2 experiment at the CERN SPS, allowing a…”
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14
First observation and study of the K± → π±π0e+e− decay
Published in Physics letters. B (10-01-2019)“…The NA48/2 experiment at CERN reports the first observation of the K±→π±π0e+e− decay from an exposure of 1.7×1011 charged kaon decays recorded in 2003–2004. A…”
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15
Test of lepton flavour universality in K+→ℓ+ν decays
Published in Physics letters. B (04-04-2011)“…A precision test of lepton flavour universality has been performed by measuring the ratio RK of kaon leptonic decay rates K+→e+ν and K+→μ+ν in a sample of 59…”
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16
New measurement of the decay branching ratio and hadronic form factors
Published in Physics letters. B (29-08-2012)“…A sample of more than one million K +/- ? p + p - e +/- ? (K e 4) decay candidates with less than one percent background contamination has been collected by…”
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17
Measurement of the form factors of charged kaon semileptonic decays
Published in The journal of high energy physics (24-10-2018)“…A measurement of the form factors of charged kaon semileptonic decays is presented, based on 4.4 × 106K± → π0e±νe (K e3 ± ) and 2.3 × 106K± → π0μ±νμ (K μ3 ±)…”
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18
First observation and study of the K ± → π 0 π 0 μ ± ν decay
Published in The journal of high energy physics (01-03-2024)“…Abstract The NA48/2 experiment at CERN reports the first observation of the K ± → π 0 π 0 μ ± ν decay based on a sample of 2437 candidates with 15% background…”
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19
Search for heavy neutrinos in K+→μ+νμ decays
Published in Physics letters. B (10-09-2017)“…The NA62 experiment recorded a large sample of K+→μ+νμ decays in 2007. A peak search has been performed in the reconstructed missing mass spectrum. In the…”
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Measurement of the π0 electromagnetic transition form factor slope
Published in Physics letters. B (01-05-2017)“…The NA62 experiment collected a large sample of charged kaon decays in 2007 with a highly efficient trigger for decays into electrons. A measurement of the π0…”
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