S. Martellotti

activity

20132025

most citedThe Physics of the B Factories

427 citations · 1k across the 25 of their papers we have counts for

collaborators

25 papers

hep-ex2025

Study of $χ_{b 1, 2} (2 P) \to ω Υ (1 S)$ transitions in $Υ (3 S) \to γ χ_{b 1, 2} (2 P)$ decays at BaBar

The BABAR Collaboration

Results are presented on $χ_{b 1, 2} (2 P) \to ω Υ (1 S)$ transitions from $e^{+} e^{-} \to Υ (3 S) \to γ χ_{b 1, 2} (2 P)$ decays. The data were collected with the BaBar detector at the PEP-II asymm…

hep-ex2024★ 2 cited

A search for baryogenesis and dark matter in $B^{+} \to Λ_{c}^{+} + invisible$ decays

BABAR Collaboration

A mechanism of baryogenesis and dark matter production via $B$ -meson oscillations and decays has recently been proposed to explain the observed dark matter abundance and matter-ant…

hep-ex2023★ 14 cited

Measurement of the $K^{+} \to π^{+} γ γ$ decay

The NA62 Collaboration

A sample of 3984 candidates of the $K^{+} \to π^{+} γ γ$ decay, with an estimated background of $291 \pm 14$ events, was collected by the NA62 experiment at CERN during 2017-2018. In order t…

hep-ex2023★ 15 cited

Measurement of additional radiation in the initial-state-radiation processes $e^{+} e^{-} \to μ^{+} μ^{-} γ$ and $e^{+} e^{-} \to π^{+} π^{-} γ$ at BABAR

BABAR Collaboration

A dedicated measurement of additional radiation in $e^{+} e^{-} \to μ^{+} μ^{-} γ$ and $e^{+} e^{-} \to π^{+} π^{-} γ$ initial-state-radiation events is presented using the full BABAR data sample. For the f…

hep-ex2022★ 8 cited

A search for the $K^{+} \to μ^{-} ν e^{+} e^{+}$ decay

NA62 collaboration

A search for the $K^{+} \to μ^{-} ν e^{+} e^{+}$ decay, forbidden within the Standard Model by either lepton number or lepton flavour conservation depending on the flavour of the emitted neutri…

hep-ex2021★ 69 cited

Search for $K^{+}$ decays to a muon and invisible particles

NA62 collaboration

The NA62 experiment at CERN reports searches for $K^{+} \to μ^{+} N$ and $K^{+} \to μ^{+} ν X$ decays, where $N$ and $X$ are massive invisible particles, using the 2016-2018 data set. The $N$ par…

hep-ex2020★ 58 cited

Search for $π^{0}$ decays to invisible particles

NA62 Collaboration

The NA62 experiment at the CERN SPS reports a study of a sample of $4 \times 1 0^{9}$ tagged $π^{0}$ mesons from $K^{+} \to π^{+} π^{0} (γ)$ , searching for the decay of the $π^{0}$ to invisibl…

hep-ex2020★ 38 cited

An investigation of the very rare $K^{+} \to π^{+} ν ν ˉ$ decay

NA62 Collaboration

The NA62 experiment reports an investigation of the $K^{+} \to π^{+} ν ν ˉ$ mode from a sample of $K^{+}$ decays collected in 2017 at the CERN SPS. The experiment has achieved a si…

hep-ex2020★ 35 cited

Search for a Dark Leptophilic Scalar at BABAR

The BABAR Collaboration

Many scenarios of physics beyond the Standard Model predict the existence of new gauge singlets, which might be substantially lighter than the weak scale. The experimental constrai…

hep-ex2019★ 19 cited

Resonances in $e^{+} e^{-}$ annihilation near 2.2 GeV

The BABAR Collaboration

Using the initial-state radiation method, the $e^{+} e^{-} \to K_{S} K_{L}$ cross section from 1.98 to 2.54 GeV is measured in a data sample of 469 fb $^{- 1}$ collected with the BABAR detect…

hep-ex2018★ 28 cited

Measurement of the $γ^{⋆} γ^{⋆} \to η^{'}$ transition form factor

The BaBar collaboration

We study the process $e^{+} e^{-} \to e^{+} e^{-} η^{'}$ in the double-tag mode and measure for the first time the $γ^{⋆} γ^{⋆} \to η^{'}$ transition form factor $F_{η^{'}} (Q_{1}^{2}, Q_{2}^{2})$ in th…

hep-ex2018★ 39 cited

Measurement of the spectral function for the $τ^{-} \to K^{-} K_{S} ν_{τ}$ decay

The BaBar Collaboration

The decay $τ^{-} \to K^{-} K_{S} ν_{τ}$ has been studied using $430 \times 1 0^{6}$ $e^{+} e^{-} \to τ^{+} τ^{-}$ events produced at a center-of-mass energy around 10.6 GeV at the PEP-II collider and stu…

hep-ex2018★ 11 cited

First evidence for $cos 2 β > 0$ and resolution of the CKM Unitarity Triangle ambiguity by a time-dependent Dalitz plot analysis of $B^{0} \to D^{(*)} h^{0}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays

The BaBar, Belle Collaborations, : +422

We present first evidence that the cosine of the CP-violating weak phase $2 β$ is positive, and hence exclude trigonometric multifold solutions of the CKM Unitarity Triangle using a…

hep-ex2018★ 10 cited

Study of $Υ (1 S)$ Radiative Decays to $γ π^{+} π^{-}$ and $γ K^{+} K^{-}$

J. P. Lees

We study the $Υ (1 S)$ radiative decays to $γ π^{+} π^{-}$ and $γ K^{+} K^{-}$ using data recorded with the BaBar detector operating at the SLAC PEP-II asymmetric-energy $e^{+} e^{-}$ collider at…

hep-ex2018★ 86 cited

Search for heavy neutral lepton production in $K^{+}$ decays

NA62 collaboration

A search for heavy neutral lepton production in $K^{+}$ decays using a data sample collected with a minimum bias trigger by the NA62 experiment at CERN in 2015 is reported. Upper lim…

hep-ex2018★ 45 cited

Study of the process $e^{+} e^{-} \to π^{+} π^{-} η$ using initial state radiation

The BABAR Collaboration

We study the process $e^{+} e^{-} \to π^{+} π^{-} η γ$ , where the photon is radiated from the initial state. About 8000 fully reconstructed events of this process are selected from the BaBar d…

hep-ex2017★ 42 cited

Measurement of the $e^{+} e^{-} \to π^{+} π^{-} π^{0} π^{0}$ cross section using initial-state radiation at BaBar

The BaBar Collaboration

The process $e^{+} e^{-} \to π^{+} π^{-} 2 π^{0} γ$ is investigated by means of the initial-state radiation technique, where a photon is emitted from the incoming electron or positron. Using $454…

hep-ex2016★ 14 cited

Measurement of the neutral $D$ meson mixing parameters in a time-dependent amplitude analysis of the $D^{0} \to π^{+} π^{-} π^{0}$ decay

The BABAR Collaboration

We measure the $D^{0} - D ˉ^{0}$ mixing parameters using a time-dependent amplitude analysis of the decay $D^{0} \to π^{+} π^{-} π^{0}$ . The data were recorded with the BABAR detector at cen…

hep-ex2015★ 18 cited

Measurement of ISR-FSR interference in the processes e+ e- --> mu+ mu- gamma and e+ e- --> pi+ pi- gamma

BABAR Collaboration

Charge asymmetry in processes e+ e- --> mu+ mu- gamma and e+ e- --> pi+ pi- gamma is measured using 232 fb-1 of data collected with the BABAR detector at center-of-mass energies ne…

hep-ex2015★ 11 cited

Search for a light Higgs resonance in radiative decays of the Y(1S) with a charm tag

The BABAR Collaboration

A search is presented for the decay Y(1S) -> gamma A0, A0 -> cc-bar, where A0 is a candidate for the CP-odd Higgs boson of the next-to-minimal supersymmetric standard model. The se…

hep-ex2015★ 10 cited

Measurement of the branching fractions of the radiative leptonic tau decays tau -> e gamma nu anti-nu and tau -> mu gamma nu anti-nu at BaBar

The BaBar Collaboration

We perform a measurement of the tau -> l gamma nu anti-nu (l = e, mu) branching fractions for a minimum photon energy of 10 MeV in the tau rest frame, using 431fb^-1 of e^+e^- coll…

hep-ex2014★ 3 cited

Observation of the baryonic decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ K^{-} K^{+}$

BABAR Collaboration

We report the observation of the baryonic decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ K^{-} K^{+}$ using a data sample of $471 \times 1 0^{6}$ $B B ˉ$ pairs produced in $e^{+} e^{-}$ annihilations a…

hep-ex2014★ 20 cited

Measurements of Direct CP Asymmetries in B to X_s gamma decays using Sum of Exclusive Decays

The Babar Collaboration

We measure the direct CP violation asymmetry, A_CP, in B to X_s gamma and the isospin difference of the asymmetry, Delta A_CP, using 429 fb^-1 of data collected at Upsilon(4S) reso…

hep-ex2014★ 427 cited

The Physics of the B Factories

A. J. Bevan, B. Golob, Th. Mannel +2003

This work is on the Physics of the B Factories. Part A of this book contains a brief description of the SLAC and KEK B Factories as well as their detectors, BaBar and Belle, and da…

Study of χb1,2​(2P)→ωΥ(1S) transitions in Υ(3S)→γχb1,2​(2P) decays at BaBar

A search for baryogenesis and dark matter in B+→Λc+​+invisible decays

Measurement of the K+→π+γγ decay

Measurement of additional radiation in the initial-state-radiation processes e+e−→μ+μ−γ and e+e−→π+π−γ at BABAR

A search for the K+→μ−νe+e+ decay

Search for K+ decays to a muon and invisible particles

Search for π0 decays to invisible particles

An investigation of the very rare K+→π+ννˉ decay

Search for a Dark Leptophilic Scalar at BABAR

Resonances in e+e− annihilation near 2.2 GeV

Measurement of the γ⋆γ⋆→η′ transition form factor

Measurement of the spectral function for the τ−→K−KS​ντ​ decay

First evidence for cos2β>0 and resolution of the CKM Unitarity Triangle ambiguity by a time-dependent Dalitz plot analysis of B0→D(∗)h0 with D→KS0​π+π− decays

Study of Υ(1S) Radiative Decays to γπ+π− and γK+K−

Search for heavy neutral lepton production in K+ decays

Study of the process e+e−→π+π−η using initial state radiation

Measurement of the e+e−→π+π−π0π0 cross section using initial-state radiation at BaBar

Measurement of the neutral D meson mixing parameters in a time-dependent amplitude analysis of the D0→π+π−π0 decay

Measurement of ISR-FSR interference in the processes e+ e- --> mu+ mu- gamma and e+ e- --> pi+ pi- gamma

Search for a light Higgs resonance in radiative decays of the Y(1S) with a charm tag

Measurement of the branching fractions of the radiative leptonic tau decays tau -> e gamma nu anti-nu and tau -> mu gamma nu anti-nu at BaBar

Observation of the baryonic decay Bˉ0→Λc+​pˉ​K−K+

Measurements of Direct CP Asymmetries in B to X_s gamma decays using Sum of Exclusive Decays

The Physics of the B Factories

Study of $χ_{b 1, 2} (2 P) \to ω Υ (1 S)$ transitions in $Υ (3 S) \to γ χ_{b 1, 2} (2 P)$ decays at BaBar

A search for baryogenesis and dark matter in $B^{+} \to Λ_{c}^{+} + invisible$ decays

Measurement of the $K^{+} \to π^{+} γ γ$ decay

Measurement of additional radiation in the initial-state-radiation processes $e^{+} e^{-} \to μ^{+} μ^{-} γ$ and $e^{+} e^{-} \to π^{+} π^{-} γ$ at BABAR

A search for the $K^{+} \to μ^{-} ν e^{+} e^{+}$ decay

Search for $K^{+}$ decays to a muon and invisible particles

Search for $π^{0}$ decays to invisible particles

An investigation of the very rare $K^{+} \to π^{+} ν ν ˉ$ decay

Resonances in $e^{+} e^{-}$ annihilation near 2.2 GeV

Measurement of the $γ^{⋆} γ^{⋆} \to η^{'}$ transition form factor

Measurement of the spectral function for the $τ^{-} \to K^{-} K_{S} ν_{τ}$ decay

First evidence for $cos 2 β > 0$ and resolution of the CKM Unitarity Triangle ambiguity by a time-dependent Dalitz plot analysis of $B^{0} \to D^{(*)} h^{0}$ with $D \to K_{S}^{0} π^{+} π^{-}$ decays

Study of $Υ (1 S)$ Radiative Decays to $γ π^{+} π^{-}$ and $γ K^{+} K^{-}$

Search for heavy neutral lepton production in $K^{+}$ decays

Study of the process $e^{+} e^{-} \to π^{+} π^{-} η$ using initial state radiation

Measurement of the $e^{+} e^{-} \to π^{+} π^{-} π^{0} π^{0}$ cross section using initial-state radiation at BaBar

Measurement of the neutral $D$ meson mixing parameters in a time-dependent amplitude analysis of the $D^{0} \to π^{+} π^{-} π^{0}$ decay

Observation of the baryonic decay $B ˉ^{0} \to Λ_{c}^{+} p ˉ K^{-} K^{+}$