E. Botta
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View article: On the Query Complexity of Verifier-Assisted Language Generation
On the Query Complexity of Verifier-Assisted Language Generation Open
Recently, a plethora of works have proposed inference-time algorithms (e.g. best-of-n), which incorporate verifiers to assist the generation process. Their quality-efficiency trade-offs have been empirically benchmarked on a variety of con…
View article: Time performance of Analog Pixel Test Structures with in-chip operational amplifier implemented in 65 nm CMOS imaging process
Time performance of Analog Pixel Test Structures with in-chip operational amplifier implemented in 65 nm CMOS imaging process Open
In the context of the CERN EP R&D on monolithic sensors and the ALICE ITS3 upgrade, the Tower Partners Semiconductor Co (TPSCo) 65nm process has been qualified for use in high energy physics, and adopted for the ALICE ITS3 upgrade. An Anal…
View article: EDGE-Rec: Efficient and Data-Guided Edge Diffusion For Recommender Systems Graphs
EDGE-Rec: Efficient and Data-Guided Edge Diffusion For Recommender Systems Graphs Open
Most recommender systems research focuses on binary historical user-item interaction encodings to predict future interactions. User features, item features, and interaction strengths remain largely under-utilized in this space or only indi…
View article: Missing-Mass Measurement of the 12C(<i>K-, K+</i>) Reaction at 1.8 GeV/<i>c</i> with the Superconducting Kaon Spectrometer
Missing-Mass Measurement of the 12C(<i>K-, K+</i>) Reaction at 1.8 GeV/<i>c</i> with the Superconducting Kaon Spectrometer Open
We performed a measurement of the inclusive missing-mass spectrum of the $^{12}$C$(K^-, K^+)$ reaction at an incident beam momentum of 1.8 GeV/c. This measurement was carried out by using the Superconducting Kaon Spectrometer (SKS) and the…
View article: First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors
First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors Open
View article: Strangeness physics programs by S-2S at J-PARC
Strangeness physics programs by S-2S at J-PARC Open
In the K1.8 beam-line at Hadron Experimental Facility of J-PARC, a new magnetic spectrometer S-2S is being installed. S-2S was designed to achieve a high momentum resolution of Δ p / p = 6 × 10 −4 in FWHM. Several strangeness-physics progr…
View article: First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors
First demonstration of in-beam performance of bent Monolithic Active Pixel Sensors Open
A novel approach for designing the next generation of vertex detectors foresees to employ wafer-scale sensors that can be bent to truly cylindrical geometries after thinning them to thicknesses of 20-40$μ$m. To solidify this concept, the f…
View article: Study on the baryon interaction by Ξ hypernuclear spectroscopy with the (<i>K</i> <sup>−</sup>, <i>K</i> <sup>+</sup>) reaction
Study on the baryon interaction by Ξ hypernuclear spectroscopy with the (<i>K</i> <sup>−</sup>, <i>K</i> <sup>+</sup>) reaction Open
We performed Ξ hypernuclear spectroscopy with the (K−, K+) reaction at J-PARC to investigate the ΞN interaction (J-PARC E05). A new experiment (J-PARC E70) in which a better energy resolution could be achieved is now being prepared. In thi…
View article: An event excess observed in the deeply bound region of the 12C (<i>K</i>−, <i>p</i>) missing-mass spectrum
An event excess observed in the deeply bound region of the 12C (<i>K</i>−, <i>p</i>) missing-mass spectrum Open
We have measured, for the first time, the inclusive missing-mass spectrum of the $^{12}$C$(K^-, p)$ reaction at an incident kaon momentum of 1.8 GeV/$c$ at the J-PARC K1.8 beamline. We observed a prominent quasi-elastic peak ($K^-p \righta…
View article: ALICE ITS: Operational Experience, Performance and Lessons Learned
ALICE ITS: Operational Experience, Performance and Lessons Learned Open
ALICE (A Large Ion Collider Experiment) is a general purpose heavy-ion experiment designed for the study of strongly-interacting matter at the extreme energy densities reached in Pb-Pb collisions at the CERN LHC, where the deconfined phase…
View article: Study of <i>Y</i><sup>*</sup> in Nuclei through C(<i>K</i><sup>−</sup>, <i>π</i><sup>+</sup>)X Spectrum at 1.8 GeV/<i>c</i> in the J-PARC E05 Experiment
Study of <i>Y</i><sup>*</sup> in Nuclei through C(<i>K</i><sup>−</sup>, <i>π</i><sup>+</sup>)X Spectrum at 1.8 GeV/<i>c</i> in the J-PARC E05 Experiment Open
We measured the (K^−, π^+) reaction spectra at 1.8 GeV/c for the graphite and the polyethylene targets in the J-PARC E05 pilot experiment. By comparing the spectra for these two targets, it was found that Σ^*−(1385) in the ^11B nucleus is …
View article: Search for Excited State of \(_{\Sigma }^{4}\text{He}\) Hypernucleus in the J-PARC E13 Experiment
Search for Excited State of \(_{\Sigma }^{4}\text{He}\) Hypernucleus in the J-PARC E13 Experiment Open
View article: Write-ups for workshop on the project for the hadron experimental facility of J-PARC, Partial collection of LOIs at the extended hadron hall and the related topics
Write-ups for workshop on the project for the hadron experimental facility of J-PARC, Partial collection of LOIs at the extended hadron hall and the related topics Open
This write-up document is a summary of International workshop on the project for the extended hadron experimental facility which was held from March 26 to 28, 2018 at KEK Tokai Campus. This document is a collection of Letter Of Intents (LO…
View article: Charge symmetry breaking in s− and p−shell Λ−hypernuclei: An updated review
Charge symmetry breaking in s− and p−shell Λ−hypernuclei: An updated review Open
Charge Symmetry Breaking in Λ-hypernuclei is a subject that has been strongly debated since the 60's, from both the experimental and the theoretical sides. It manifests experimentally in a difference between the Λ separation energies of mi…
View article: Gamma-ray spectroscopy of single Λ-hypernuclei at J-PARC: Results and perspective
Gamma-ray spectroscopy of single Λ-hypernuclei at J-PARC: Results and perspective Open
Experimental results from the J-PARC E13 experiments are summarized. A new experimental set up of E13 has established a platform for the future γ-ray hypernuclear spectroscopy at J-PARC using kaon beams. New γ rays are identified in HeΛ4 a…
View article: Observation of a Ξ bound state in the 12C(K−, K+) reaction at 1.8 GeV/c
Observation of a Ξ bound state in the 12C(K−, K+) reaction at 1.8 GeV/c Open
For the full understanding of baryon-baryon interactions in flavor SU(3), the ΞN interaction is the last missing piece of information. So far, we have revealed the ΛN interaction to be attractive (UΛ ≈ 30 MeV), and ΣN interaction to be rep…
View article: Study of hard and electromagnetic processes at CERN-SPS energies: an investigation of the high-$μ_{\mathbf{B}}$ region of the QCD phase diagram with NA60+
Study of hard and electromagnetic processes at CERN-SPS energies: an investigation of the high-$μ_{\mathbf{B}}$ region of the QCD phase diagram with NA60+ Open
The exploration of the phase diagram of Quantum ChromoDynamics (QCD) is carried out by studying ultrarelativistic heavy-ion collisions. The energy range covered by the CERN SPS ($\sqrt{s_{\rm \scriptscriptstyle{NN}}} \sim$ 6-17 GeV) is ide…
View article: Spectroscopy of Nuclei with Multi-Strangeness by Using New S-2S Spectrometer at J-PARC
Spectroscopy of Nuclei with Multi-Strangeness by Using New S-2S Spectrometer at J-PARC Open
View article: Particle identification performance at ALICE
Particle identification performance at ALICE Open
ALICE (A Large Ion Collider Experiment) is the LHC experiment dedicated to the investigation of the nature and the properties of the Quark-Gluon Plasma (QGP) using heavy-ion collisions. Among its characteristics, excellent particle identif…
View article: Search for Excited State of Σ Hypernucleus in the J-PARC E13 Experiment
Search for Excited State of Σ Hypernucleus in the J-PARC E13 Experiment Open
View article: On the Measurement of the Lifetime of Hydrogen Hyperisotopes at J-PARC and JLab
On the Measurement of the Lifetime of Hydrogen Hyperisotopes at J-PARC and JLab Open
View article: Search For A Ξ Bound State In The 12C(K-,K+)X Reaction At 1.8 Gev/c
Search For A Ξ Bound State In The 12C(K-,K+)X Reaction At 1.8 Gev/c Open
We have carried out a pilot data taking of the J-PARC E05 experiment to search for the bound state peaks of $^{12}_\Xi$Be in the $^{12}$C$(K^-, K^+)X$ reaction at 1.8 GeV/$c$. The measurement was performed at the K1.8 beam line of the J-PA…
View article: On the binding energy and the charge symmetry breaking in A ≤ 16 Λ-hypernuclei
On the binding energy and the charge symmetry breaking in A ≤ 16 Λ-hypernuclei Open
View article: Study of the \(\bar{K}\)-Nucleus Interaction by Using the <sup>12</sup>C(<i>K</i><sup>−</sup>, <i>p</i>) Reaction at J-PARC
Study of the \(\bar{K}\)-Nucleus Interaction by Using the <sup>12</sup>C(<i>K</i><sup>−</sup>, <i>p</i>) Reaction at J-PARC Open
View article: Particle identification performance at ALICE
Particle identification performance at ALICE Open
ALICE (A Large Ion Collider Experiment) is the LHC experiment dedicated to the investigation of the nature and the properties of the Quark-Gluon Plasma (QGP) using heavy-ion collisions. Among its characteristics, excellent particle identif…
View article: INFN What Next: Ultra-relativistic Heavy-Ion Collisions
INFN What Next: Ultra-relativistic Heavy-Ion Collisions Open
This document was prepared by the community that is active in Italy, within INFN (Istituto Nazionale di Fisica Nucleare), in the field of ultra-relativistic heavy-ion collisions. The experimental study of the phase diagram of strongly-inte…
View article: Observation of Spin-Dependent Charge Symmetry Breaking in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi mathvariant="normal">Λ</mml:mi><mml:mi>N</mml:mi></mml:math>Interaction: Gamma-Ray Spectroscopy of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>He</mml:mi></mml:mrow><mml:mprescripts/><mml:mrow><mml:mi mathvariant="normal">Λ</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>
Observation of Spin-Dependent Charge Symmetry Breaking inInteraction: Gamma-Ray Spectroscopy of Open
The energy spacing between the spin-doublet bound state of _{Λ}^{4}He(1^{+},0^{+}) was determined to be 1406±2±2 keV, by measuring γ rays for the 1^{+}→0^{+} transition with a high efficiency germanium detector array in coincidence with th…
emission rates inabsorptions at rest on, and Open
View article: Study of ΛN Interaction via the γ-ray Spectroscopy of \(_{\Lambda }^{4}\text{He}\) and \(_{\Lambda }^{19}\text{F}\) (E13-1st)
Study of ΛN Interaction via the γ-ray Spectroscopy of \(_{\Lambda }^{4}\text{He}\) and \(_{\Lambda }^{19}\text{F}\) (E13-1st) Open
View article: First Experimental Determination of the One-Proton Induced Non-Mesonic Weak Decay Width for <i>p</i>-shell Λ-hypernuclei
First Experimental Determination of the One-Proton Induced Non-Mesonic Weak Decay Width for <i>p</i>-shell Λ-hypernuclei Open