Conveners
Detector RD and Performance
- Francesco Forti (University and INFN, Pisa)
Detector RD and Performance
- Felix Sefkow (DESY)
Detector RD and Performance
- Felix Sefkow (DESY)
Detector RD and Performance
- Ivan Vila Alvarez ()
Detector RD and Performance
- Francesco Forti (University and INFN, Pisa)
Detector RD and Performance
- Marcel Demarteau (Argonne National Laboratory)
Description
Allocated time includes time for questions as follows: 15 (13+2), 20 (17+3), 30 (25+5)
Dr.
Silvia Goy Lopez
(CIEMAT)
03/07/2014, 11:00
Detector RD and Performance
Oral presentation
The performance of CMS detector during LHC Run 1 will be presented. Planned improvements for Run 2 will also be discussed.
Nadia Pastrone
(INFN)
03/07/2014, 11:20
Detector RD and Performance
Oral presentation
After the discovery of the Higgs boson, the Large Hadron Collider will resume operations in 2015 at 13 TeV aiming to collect over 300 fb$^{-1}$ by 2023, with design luminosity up to $2 \times 10^{34} cm^{-2} s^{-1}$. The success of the following major machine upgrade, HL–LHC, planned to achieve considerably higher annual integrated luminosity to achieve 3000 fb$^{-1}$ depends crucially on...
Dr.
Carlos Lacasta
(IFIC-Valencia)
03/07/2014, 11:40
Detector RD and Performance
Oral presentation
After the successful LHC operation at the center-of-mass energies of 7 and 8 TeV in 2010 - 2012, plans are actively advancing for a series of upgrades of the accelerator, culminating roughly ten years from now in the high luminosity LHC (HL-LHC) project, delivering of the order of five times the LHC nominal instantaneous luminosity along with luminosity leveling. The final goal is to extend...
Dr.
Francesca Pastore
(Royal Holloway University of London (UK))
03/07/2014, 12:00
Detector RD and Performance
Oral presentation
The ATLAS trigger has been used very successfully for the online event
selection during the first run of the LHC between 2009-2013 at a
centre-of-mass energy between 900 GeV and 8 TeV. The trigger system
consists of a hardware Level-1 (L1) and a software based high-level
trigger (HLT) that reduces the event rate from the design
bunch-crossing rate of 40 MHz to an average recording rate of...
Peter Berta
03/07/2014, 12:20
Detector RD and Performance
Oral presentation
ATLAS has achieved a very high precision on jet and missing transverse energy performance by the use of advanced calorimeter-based topological clustering and local cluster calibration, event-by-event pile-up subtraction methods, and in situ techniques to correct for the residual jet energy response difference between data and simulation. Tracking information is being combined with calorimeter...
Jean-Baptiste Blanchard
03/07/2014, 12:40
Detector RD and Performance
Oral presentation
The performance of the reconstruction, calibration and identification
electrons and photons with the ATLAS detector at the LHC is a key
component to realize the ATLAS full physics potential, both in the
searches for new physics and in precision measurements. For instance, they
all played a critical role in the discovery of a Higgs boson, announced by
the ATLAS Collaboration in 2012, and...
Dr.
Anne Evelyn Dabrowski
(CERN, Switzerland)
03/07/2014, 13:00
Detector RD and Performance
Oral presentation
To cope with the higher luminosity, higher energy and shorter bunch spacing of 25 ns at the LHC after 2014, an upgrade program is performed for the detectors to measure the luminosity and machine induced background. A new detector is the pixel luminosity telescope consisting of 8 telescopes, equipped with silicon pixel sensors, on both ends of the interactions point (IP). The Beam Conditions...
Almut Pingel
03/07/2014, 13:15
Detector RD and Performance
Oral presentation
The trigger and offline reconstruction, identification and energy calibration algorithms
employed for hadronic decays of tau leptons for the data collected in 2012 with the ATLAS
detector at the LHC operating at a center-of-mass energy of 8TeV are described. The
performance of these algorithms is measured in most cases with Z decays to tau leptons.
An uncertainty on the offline...
Prof.
Stephanie Majewski
(University of Oregon (United States))
03/07/2014, 15:00
Detector RD and Performance
Oral presentation
The ATLAS experiment is designed to study the proton-proton collisions
produced at the Large Hadron Collider (LHC) at CERN. Its calorimeter
system measures the energy and direction of final state particles over the pseudorapidity range $|\eta| < 4.9$. Accurate identification and measurement of the characteristics of electromagnetic objects (electrons/photons) are performed by liquid argon...
Federico Ferri
(CEA/Saclay Irfu/SPP)
03/07/2014, 15:20
Detector RD and Performance
Oral presentation
The precise determination of the mass, the width and the couplings of the particle discovered in 2012 around 125 GeV is of capital importance to clarify the nature of such a particle, in particular to establish precisely if it is a Standard Higgs boson. In several new physics scenarios, in fact, a Higgs boson may behave differently with respect to the Standard one, or may not be unique, i.e....
Dr.
MaryCruz Fouz
(CIEMAT)
03/07/2014, 15:35
Detector RD and Performance
Oral presentation
The CALICE collaboration has developed highly granular calorimeter prototypes to evaluate technologies for experiments at a future lepton collider optimized for particle flow event reconstruction. These technologies include electromagnetic calorimeters with tungsten absorbers and silicon or scintillator active elements, and hadronic calorimeters with steel and tungsten absorbers with...
Dr.
Eva Sicking
(CERN)
03/07/2014, 15:55
Detector RD and Performance
Oral presentation
The highly granular calorimeter prototypes of the CALICE collaboration have provided large data samples with precise three-dimensional information on hadronic showers with steel and tungsten absorbers and silicon, scintillator and gas detector readout. From these data sets, detailed measurements of the spatial structure, including longitudinal and lateral shower profiles and of the shower...
Dr.
Riccardo Paramatti
(INFN - Rome)
03/07/2014, 16:15
Detector RD and Performance
Oral presentation
The CMS scintillating lead-tungstate calorimeter was designed to operate for at least ten years at the LHC, assuming an instantaneous luminosity of 2x10^34 cm^2/s. According to our measurements, the detector has performed according to design specifications and will survive with excellent performance through the lifetime of the LHC. However, plans for an upgrade of the LHC (the High Luminosity...
Seth Cooper
(University of Alabama)
03/07/2014, 16:35
Detector RD and Performance
Oral presentation
In preparation for Run 2 (2015) and Run 3 of the LHC (2019), the CMS hadron calorimeter has begun a series of ambitious upgrades. These include new photodetectors in addition to improved front-end and back-end readout electronics. In the hadron forward calorimeter, the existing photomultiplier tubes are being replaced with thinner window, multi-anode readout models, while in the central...
Mr.
Ruslan Asfandiyarov
(University of Geneva)
03/07/2014, 16:50
Detector RD and Performance
Oral presentation
The Electron-Muon Ranger (EMR) is a totally active scintillator detector installed in the muon beam of the Muon Ionization Cooling Experiment (MICE) - the R&D project for the future neutrino factory. It is aimed at measuring properties of low energy beam composed of muons, electrons and pions performing the identification particle by particle. The EMR is made of 48 intersecting layers. Each...
Mr.
Sebastian Grinstein
(ICREA/IFAE-Barcelona)
03/07/2014, 17:10
Detector RD and Performance
Oral presentation
The ATLAS Forward Proton (AFP) is a project to upgrade the ATLAS experiment with additional 3-D silicon detectors, placed at ±206 and ±214 meters on both sides of the ATLAS experiment, allowing measurements of the forward protons scattered diffractively or electromagnetically and with the remarkable capability to tag and measure both protons in exclusive central diffractive/elmg processes. The...
Dr.
Luigi Guiducci
(Università and INFN Bologna)
04/07/2014, 15:00
Detector RD and Performance
Oral presentation
The CMS muon system has played a key role for many physics results obtained from the LHC Run 1 data. The LHC will increase the beam energy as well as progressively increase the peak instantaneous luminosity in Run 2 and in the following years. Significant consolidation and upgrade activities are ongoing, in order to improve the CMS muon detectors and trigger performance and robustness. With...
Dr.
Cesare Calabria
(Univ. di Bari e Sez. dell'INFN, Italy)
04/07/2014, 15:20
Detector RD and Performance
Oral presentation
The CMS collaboration considers upgrading the muon forward region which is particularly affected by the high-luminosity conditions at the LHC. The proposal involves Gas Electron Multiplier (GEM) chambers, which are able to handle the extreme particle rates expected in this region along with a high spatial resolution. This allows to combine tracking and triggering capabilities, which will...
Dr.
Bernd Stelzer
(SFU Simon Fraser University (CA)
04/07/2014, 15:35
Detector RD and Performance
Oral presentation
The instantaneous luminosity of the Large Hadron Collider at CERN will be increased up to a factor of five with respect to the design value by undergoing an extensive upgrade program over the coming decade.
Several sub-systems of the ATLAS detector will also be upgraded in order to cope with the higher particle rate and to further improve the excellent performance provided during the first...
Dr.
Piotr Gasik
(TU München)
04/07/2014, 15:50
Detector RD and Performance
Oral presentation
ALICE at the CERN LHC is planning a major upgrade of the central barrel detectors to cope with an increase of the LHC luminosity in Pb-Pb after 2018. The goal is to record Pb-Pb interactions at a rate of 50 kHz after Long Shutdown 2 (LS2), which is a factor of about 100 more than the current data acquisition rate. For the Time Projection Chamber (TPC) this implies replacement of the existing...
Dr.
Astrid Muennich
(DESY)
04/07/2014, 16:10
Detector RD and Performance
Oral presentation
In the last decade, R&D of detectors for the future International Linear Collider (ILC) has been performed by the community. The International Large Detector (ILD) is one detector concept at the ILC where calorimetry and tracking systems are combined. The tracking system consists of a Si vertex detector, forward tracking disks and a large volume Time Projection Chamber (TPC).
Within the...
Mr.
Jonathan Bortfeldt
(LMU Munich)
04/07/2014, 16:25
Detector RD and Performance
Oral presentation
We report on the development of novel discharge insensitive floating strip Micromegas (MICRO-MEsh GASeous) detectors, fit for use in high-energy muon spectrometers. The suitability of these detectors for particle tracking is shown in high-background environments and at very high particle fluxes up to 60MHz/cm^2.
Measurement and simulation of the microscopic discharge behavior demonstrate the...
Dr.
Maurizio Bonesini
(Sezione INFN Milano Bicocca)
04/07/2014, 16:45
Detector RD and Performance
Oral presentation
Scintillator based time-of-flight detectors (TOF) may attain good timing performances (eg the MICE TOF detectors and the MEG timing counter with 50 ps time intrinsic resolution), but may have problems for operation inside external magnetic fields. Even fringe fields of a few hundred Gauss may be a problem and complicate magnetic shieldings need to be devised. This is due to the conventional...
Dr.
Brian Kirby
(University of Hawaii at Manoa)
04/07/2014, 17:05
Detector RD and Performance
Oral presentation
The Imaging Time-of-Propagation (iTOP) Chrenkov ring-imaging detector is a particle identification system designed for use in the barrel region of the Belle II spectrometer. The system detects Cherenkov photons produced by charged particles passing through one of 16 quartz bars arranged in a barrel around the inner tracking detectors. An array of 32 pixelated micro-channel plate...
Dr.
Taikan Suehara
(Kyushu University)
05/07/2014, 09:00
Detector RD and Performance
Oral presentation
The two detector concepts for the International Linear Collider, SiD and ILD, were described in the Detailed Baseline Design documents, which are part of the ILC Technical Design Report. These designs represented a large body of work on detector prototyping and physics studies. Together, these studies established the feasibility of constructing these detectors to address the full range of the...
Marco Oriunno
(SLAC)
05/07/2014, 09:20
Detector RD and Performance
Oral presentation
Over the last years two proposals for experiments at the ILC have been developed. Extensive R&D has been carried out around the world to develop the needed technologies. Furthermore a first round of engineering studies was made as part of the ILC TDR to understand the integration of these different sub-systems into coherent and integrated detector concepts. Among the key challenges for the...
Marcel Demarteau
(Argonne National Laboratory)
05/07/2014, 09:40
Detector RD and Performance
Oral presentation
Detectors at CLIC are optimised for precision e+e- physics at multi-TeV centre-of-mass energies, as well as for the CLIC-specific beam timing conditions and beam-induced background processes. The talk will provide an overview of these requirements, illustrated on the basis of example physics benchmark processes, and show how optimal physics performance can be achieved under these conditions....
Prof.
Ivanka Bozovic Jelisavcic
(Vinca Institute of Nuclear Sciences)
05/07/2014, 10:00
Detector RD and Performance
Oral presentation
The very forward region of the detector at a future linear collider will be instrumented with two sampling calorimeters - BeamCal and LumiCal - for fast beam parameter estimates, precise luminosity measurements, as well as for the improvement of the hermeticity of the detector at small angles. These very forward calorimeters are designed to sustain high radiation doses and deliver precise and...
Prof.
Jarek Nowak
(U. Lancaster (United Kingdom))
05/07/2014, 10:20
Detector RD and Performance
Oral presentation
The LBNE experiment will employ liquid argon TPCs for the far
detector, representing a major scale-up from the ICARUS and
MicroBooNE designs. This talk will describe the progress and plans for the
development of the TPC itself, the photon detection system,
electronics and the cryogenic systems. Staging plans and strategies for
scaling up the design towards the planned 34 kt fiducial mass...
Prof.
Mikhail Danilov
(ITEP, Representig the DANSS Collaboration (ITEP-JINR))
05/07/2014, 10:40
Detector RD and Performance
Oral presentation
DANSS is a highly segmented 1m^3 plastic scintillator
detector. It's 2500 scintillator strips have a Gd loaded reflective
cover. Light is collected with 3 wave length shifting fibers per
strip and read out with 50 PMTs and 2500 SiPMs. Light collection uniformity
across and along the strip as well as the photoelectron yield
are adequate to the physics goals of the experiment....
Dr.
Darin Acosta
(Univ. of Florida, United States)
05/07/2014, 11:30
Detector RD and Performance
Oral presentation
The trigger systems of the LHC detectors play a crucial role in determining the physics capabilities of the experiments. A reduction of several orders of magnitude of the event rate is needed to reach values compatible with detector readout, offline storage and analysis capability. The CMS experiment has been designed with a two-level trigger system: the Level-1 Trigger (L1T), implemented on...
Prof.
Antonella De Santo
(Univ. of Sussex (UK))
05/07/2014, 11:50
Detector RD and Performance
Oral presentation
Plans for a physics-driven upgrade of the LHC foresee staged increases of the accelerator's average instantaneous luminosity, of up to a factor of five compared to the original design.
In order to cope with the sustained luminosity increase, and the resulting higher detector occupancy and particle interaction rates, the ATLAS experiment is planning phased upgrades of the trigger system and of...
Dr.
Elena Rocco
(Nikhef)
05/07/2014, 12:10
Detector RD and Performance
Oral presentation
A highly granular digital electromagnetic calorimeter has been built using MAPS/MIMOSA23 with 30 micron pixel size to prove the feasibility of the proposed Forward electromagnetic Calorimeter (FoCal) as a possible upgrade of the ALICE apparatus.
The physics motivations of such a project are presented together with the calorimeter performance in several test beam campaigns. We show the energy...
Dr.
Eva Vilella
(University of Barcelona)
05/07/2014, 12:30
Detector RD and Performance
Oral presentation
After the recent discovery of the Higgs boson, refined measurements need to be done to unravel the properties of the new particle with high precision. These measurements will be performed in great part at future linear colliders, namely the International Linear Collider (ILC) and the Compact LInear Collider (CLIC). Nevertheless, the physics goals at the mentioned facilities impose such extreme...
Prof.
David Hitlin
(Caltech)
05/07/2014, 12:50
Detector RD and Performance
Oral presentation
The Mu2e experiment will search for neutrinoless conversion of muons into electrons in the field of an aluminum nucleus. The signature of this process is a 105 MeV electron. Precise and robust measurement of the outgoing electron momentum, along with powerful background rejection, are essential elements of the experiment. We describe the unique features of the low-mass straw tube tracker and...
Dr.
Lars Eklund
(University of Glasgow)
05/07/2014, 15:00
Detector RD and Performance
Oral presentation
The upgrade of the LHCb experiment, planned for 2018, will transform
the experiment to a trigger-less system reading out the full detector
at 40 MHz event rate. All data reduction algorithms will be executed
in a high-level software farm with access to the complete event
information. This will enable the detector to run at luminosities of
2 x 10^33 /cm^2/s and probe physics beyond the...
Mr.
Giacomo Contin
(Lawrence Berkeley National Laboratory - LBNL)
05/07/2014, 15:20
Detector RD and Performance
Oral presentation
The heavy quark hadrons are suggested as a clean probe for studying the early dynamic evolution of the dense and hot medium created in high-energy nuclear collisions.
The Heavy Flavor Tracker (HFT) of the STAR experiment, designed to improve the vertex resolution and extend the measurement capabilities in the heavy flavor domain, was installed for the 2014 heavy ion run of RHIC.
It is...
William Trischuk
(University of Toronto)
05/07/2014, 15:40
Detector RD and Performance
Oral presentation
With the first three years of the LHC running complete, ATLAS and CMS are planning to upgrade their innermost tracking layers with more radiation hard technologies. Chemical Vapor Deposition (CVD) diamond is one such technology. CVD diamond has been used extensively in beam condition monitors as the innermost detectors in the highest radiation areas of BaBar, Belle, CDF and all LHC...
Mr.
Marçà Boronat Arevalo
(PHD student)
05/07/2014, 15:55
Detector RD and Performance
Oral presentation
The DEPFET Collaboration develops highly granular, ultra-thin pixel detectors for outstanding vertex reconstruction at future collider experiments. A DEPFET sensor, by the integration of a field effect transistor on a fully depleted silicon bulk, provides simultaneously position sensitive detector capabilities and in-pixel amplification. The characterization of the latest DEPFET prototypes has...
Rong-Shyang Lu
(National Taiwan University)
05/07/2014, 16:15
Detector RD and Performance
Oral presentation
The silicon pixel detector is the innermost component of the CMS tracking system and plays a crucial role in the all-silicon CMS tracker.
While the current pixel tracker is designed for and performing well at an instantaneous luminosity of up to 1*10^{34}cm^{-2} s^{-1}, it can no longer be operated efficiently at significantly higher values. Based on the strong performance of the LHC...
Dr.
Stefano Mersi
(CERN)
05/07/2014, 16:35
Detector RD and Performance
Oral presentation
The LHC machine is planning an upgrade program which will smoothly bring the luminosity up to or above 5×10^34 cm−2s−1 sometimes after 2020, to possibly reach an integrated luminosity of 3000 fb−1 at the end of that decade. In this ultimate scenario, called Phase2, when LHC will reach the High Luminosity (HL-LHC) phase, CMS will need a completely new Tracker detector, in order to fully exploit...
Wolfgang Lukas
05/07/2014, 16:55
Detector RD and Performance
Oral presentation
The measurement of charge particle trajectories with the inner tracking detectors at the ATLAS experiment is a key input for higher-level object reconstructions, ranging from leptons to the identification of heavy-flavor jets. In addition the information provided by the inner tracking systems has been proven to be very powerful for disentangling the effects of several interactions occurring in...
Dr.
Beatrice Mandelli
(Oslo University (Norway))
05/07/2014, 17:15
Detector RD and Performance
Oral presentation
The Pixel Detector of the ATLAS experiment has shown excellent performance
during the whole Run-1 of LHC. Taking advantage of the long showdown, the detector was extracted from the experiment and brought to surface, to equip it with new service quarter panels, to repair modules and to ease installation of the Insertable B-Layer (IBL).
IBL is a fourth layer of pixel detectors,...
