L. Grillo

ORCID: 0000-0001-5360-0091
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About
Contact & Profiles
Research Areas
  • Particle physics theoretical and experimental studies
  • Quantum Chromodynamics and Particle Interactions
  • High-Energy Particle Collisions Research
  • Neutrino Physics Research
  • Particle Detector Development and Performance
  • Black Holes and Theoretical Physics
  • Computational Physics and Python Applications
  • Dark Matter and Cosmic Phenomena
  • Particle Accelerators and Free-Electron Lasers
  • Medical Imaging Techniques and Applications
  • Superconducting Materials and Applications
  • Atomic and Subatomic Physics Research
  • Stochastic processes and statistical mechanics
  • Nuclear physics research studies
  • Distributed and Parallel Computing Systems
  • International Science and Diplomacy
  • Particle accelerators and beam dynamics
  • Cosmology and Gravitation Theories
  • Advanced NMR Techniques and Applications
  • Astrophysics and Cosmic Phenomena
  • Advanced Data Storage Technologies
  • Ionosphere and magnetosphere dynamics
  • Gamma-ray bursts and supernovae
  • Radiation Detection and Scintillator Technologies
  • advanced mathematical theories

University of Glasgow
2022-2025

University of Manchester
2018-2023

University of Padua
2023

University of Liverpool
2023

Oasi Maria SS
2022

Istituti di Ricovero e Cura a Carattere Scientifico
2022

Istituto Nazionale di Fisica Nucleare, Sezione di Firenze
2014-2021

Heidelberg University
2013-2019

Universidade Federal do Rio de Janeiro
2019

European Organization for Nuclear Research
2016-2019

The LHCb Outer Tracker is a gaseous detector covering an area of 5 × 6 m2 with 12 double layers straw tubes. performance the presented based on data LHC Run 2 running period from 2015 and 2016. Occupancies operational experience for collected in pp, pPb PbPb collisions are described. An updated study ageing effects showing no signs gain deterioration or other radiation damage effects. In addition several improvements respect to 1 taking introduced. A novel real-time calibration...

10.1088/1748-0221/12/11/p11016 article EN cc-by Journal of Instrumentation 2017-11-20

We report the detection of high-energy γ-rays from quiescent Sun with Large Area Telescope on board Fermi Gamma-Ray Space (Fermi) during first 18 months mission. These observations correspond to recent period low solar activity when emission induced by cosmic rays (CRs) is brightest. For time, high statistical significance allows clear separation two components: point-like disk due CR cascades in atmosphere and extended inverse Compton (IC) scattering electrons photons heliosphere. The...

10.1088/0004-637x/734/2/116 article EN The Astrophysical Journal 2011-06-06

The GOES M2-class solar flare, SOL2010-06-12T00:57, was modest in many respects yet exhibited remarkable acceleration of energetic particles. flare produced an ~50 s impulsive burst hard X- and \gamma-ray emission up to at least 400 MeV observed by the Fermi GBM LAT experiments. remarkably similar X-ray high-energy time profiles suggest that most particles were accelerated energies >300 with a delay ~10 from mildly relativistic electrons, but some reached these as little ~3 s. line fluence...

10.1088/0004-637x/745/2/144 article EN The Astrophysical Journal 2012-01-12

The LHCb collaboration has redesigned its trigger to enable the full offline detector reconstruction be performed in real time. Together with real-time alignment and calibration of detector, a software infrastructure make persistent high-level physics objects produced during processing, this redesign enabled widespread deployment analysis Run 2. We describe design 2 reconstruction, present data-driven performance measurements for representative sample LHCb's programme.

10.1088/1748-0221/14/04/p04013 article EN cc-by Journal of Instrumentation 2019-04-24

The LHCb experiment at CERN is undergoing an upgrade in preparation for the Run 3 data taking period of LHC. As part this trigger moving to a fully software implementation operating LHC bunch crossing rate. We present evaluation CPU-based and GPU-based first stage High Level Trigger. After detailed comparison both options are found be viable. This document summarizes performance details these options, outcome which has led choice as baseline.

10.1007/s41781-021-00070-2 article EN cc-by Computing and Software for Big Science 2021-12-22

Abstract Recent B -physics results have sparkled great interest in the search for beyond-the-Standard-Model (BSM) physics b ⟶ cℓν̅ transitions. The need to analyse a consistent manner big datasets these searches, using high-statistics Monte-Carlo (MC) samples, led development of HAMMER, software tool which enables perform fast morphing MC-derived templates include BSM effects and/or alternative parameterisations long-distance effects, avoiding re-generate simulated samples. This paper...

10.1088/1748-0221/17/04/t04006 article EN cc-by Journal of Instrumentation 2022-04-01

A project for a superconducting cyclotron heavy ions has been under study couple of years at the Cyclotron Laboratory University Milan. The machine is conceived as booster 16 MV Tandem to be installed Laboratories Legnaro (Padua) Italian National Institute Nuclear Physics (INFN). K design value approximately 540, thus allowing maximum energies between 55 MeV/nucleon and 14 light respectively. Pole diameter 1.8 m average field should around 41 Kgauss, obtained by total 6.5 x 10/sup 6/ Aturns...

10.1109/tns.1977.4328865 article EN IEEE Transactions on Nuclear Science 1977-06-01

The LHCb detector is a single-arm forward spectrometer designed for the efficient reconstruction decays of c- and b-hadrons. has introduced novel real-time alignment calibration strategy LHC Run II. Data collected at start fill are processed in few minutes used to update alignment, while constants evaluated each run. This one key elements which allow quality software trigger Run-II, fully includes particle identification selection criteria, be as good offline Run-I. approach greatly...

10.1088/1742-6596/1085/4/042003 article EN Journal of Physics Conference Series 2018-09-01

The authors report on a boy with dyslexia and attention deficit hyperactivity disorder. A protocol of standardized tests assessed the neuroadaptive profile, allowing deep neuropsychiatric phenotyping. In addition to diagnosis disorder, such methodology led endeavor cognitive, adaptive, academic skills. Chromosomal microarray analysis detected 452.4 Kb de novo heterozygous microdeletion in chromosomal region 1p34.3, including seven OMIM genes. took thorough evaluation association phenotype...

10.3390/genes13111926 article EN Genes 2022-10-23

As a whole, we believe that, as far magnetic field properties are concerned, the following conclusions can be drawn with large degree of assurance: i) azimuthal modulation, calculated from any saturated pole tip geometry, agrees data to such an extent that this method safely used predict harmonic amplitudes and phases; ii) absolute values average predicted, even rather rough approximation, within ± 1.%, at least in range fields B ≥ 25 kG where iron is largely saturated. This holds for inner...

10.1109/tns.1979.4329818 article EN IEEE Transactions on Nuclear Science 1979-04-01

LHCb has recorded large samples of semileptonic {\textit B} decays. These provide the possibility to study CP} violation effects in $B^{0}_s$ and $B^{0}$ systems. Decay-time-integrated or decay-time-dependent asymmetries between charge conjugated final states probe $B^{0}_{(s)}$ mixing through measurement parameter $a_{\textrm sl}. measurements rely on data-driven techniques control possible detection asymmetries.

10.48550/arxiv.1411.6198 preprint EN other-oa arXiv (Cornell University) 2014-01-01

Abstract The thermal properties of the LHCb Vertex Locator (VELO) are studied using real-time detector alignment procedure. variation position and orientation elements as a function operating temperature VELO is presented. This study uses dataset collected by experiment during scan performed at end LHC Run 2 (October 2018). Significant shrinkage modules observed -30°C compared to laboratory measurements on single module taken range temperatures from +45°C -25°C. expected extrapolation lower...

10.1088/1748-0221/18/10/p10003 article EN cc-by Journal of Instrumentation 2023-10-01
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