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View article: Latest results from the RD42 collaboration on the radiation tolerance of polycrystalline diamond detectors
Latest results from the RD42 collaboration on the radiation tolerance of polycrystalline diamond detectors Open
As nuclear and particle physics facilities move to higher intensities, the detectors used there must be more radiation tolerant. Diamond is in use at many facilities due to its inherent radiation tolerance and ease of use. In this article …
View article: ATLAS ITk Pixel Pre-production Planar Sensor Characterisation for the HL-LHC Upgrade
ATLAS ITk Pixel Pre-production Planar Sensor Characterisation for the HL-LHC Upgrade Open
In the ATLAS detector upgrade for the High-Luminosity LHC (HL-LHC), the current Inner Detector will be replaced with an all-silicon Inner Tracker (ITk), to operate under higher occupancy (instantaneous luminosity $7.5\\times10^{34}\\;\\rm …
View article: ATLAS ITk Pixel Module Bump Bond Stress Analysis
ATLAS ITk Pixel Module Bump Bond Stress Analysis Open
The upgrade of ATLAS for the high-luminosity LHC (HL-LHC) will among many detector components replace the tracking detector with an all-silicon tracker (ITk). The outer layers are composed of strip modules while the innermost 5 layers of I…
View article: Progress in Diamond Detectors
Progress in Diamond Detectors Open
Detectors based on Chemical Vapor Deposition (CVD) diamond have been used successfully in Luminosity and Beam Condition Monitors (BCM) in the highest radiation areas of the LHC. Future experiments at CERN will accumulate an order of magnit…
View article: Radiation tolerance of diamond detectors
Radiation tolerance of diamond detectors Open
Diamond is used as detector material in high energy physics experiments due to its inherent radiation tolerance. The RD42 collaboration has measured the radiation tolerance of chemical vapour deposition (CVD) diamond against proton, pion, …
View article: Performance in beam tests of irradiated Low Gain Avalanche Detectors for the ATLAS High Granularity Timing Detector
Performance in beam tests of irradiated Low Gain Avalanche Detectors for the ATLAS High Granularity Timing Detector Open
The High Granularity Timing Detector (HGTD) will be installed in the ATLAS detector to mitigate pile-up effects during the High Luminosity (HL) upgrade of the Large Hadron Collider (LHC) at CERN. The design of the HGTD is based on the use …
View article: A Study of the Radiation Tolerance of CVD Diamond to 70 MeV Protons, Fast Neutrons and 200 MeV Pions
A Study of the Radiation Tolerance of CVD Diamond to 70 MeV Protons, Fast Neutrons and 200 MeV Pions Open
We measured the radiation tolerance of commercially available diamonds grown by the Chemical Vapor Deposition process by measuring the charge created by a 120 GeV hadron beam in a 50 μm pitch strip detector fabricated on each diamond sampl…
View article: Recent progress in CVD diamond detector R&D
Recent progress in CVD diamond detector R&D Open
We present an overview of the latest developments from RD42 in diamond detector R&D.; They include the radiation hardness coefficients for 800MeV and 24 GeV protons, the hit detectionefficiency for two 3D detector prototypes with two diffe…
View article: EUDAQ—a data acquisition software framework for common beam telescopes
EUDAQ—a data acquisition software framework for common beam telescopes Open
EUDAQ is a generic data acquisition software developed for use in conjunction with common beam telescopes at charged particle beam lines. Providing high-precision reference tracks for performance studies of new sensors, beam telescopes are…
View article: Beam test results of 3D pixel detectors constructed with poly-crystalline CVD diamond
Beam test results of 3D pixel detectors constructed with poly-crystalline CVD diamond Open
As a possible candidate for extremely radiation tolerant tracking devices we present a novel detector design - namely 3D detectors - based on poly-crystalline CVD diamond sensors with a pixel readout. The fabrication of recent 3D detectors…
View article: Latest Results on the Radiation Tolerance of Diamond Detectors
Latest Results on the Radiation Tolerance of Diamond Detectors Open
We have measured the radiation tolerance of chemical vapor deposition (CVD) diamond against protons and neutrons. The relative radiation damage constant of 24 GeV protons, 800 MeV protons, 70 MeV protons, and fast reactor neutrons is prese…
View article: Recent Results from Polycrystalline CVD Diamond Detectors
Recent Results from Polycrystalline CVD Diamond Detectors Open
Diamond is a material in use at many nuclear and high energy facilities due to its inherent radiation tolerance and ease of use. We have characterized detectors based on chemical vapor deposition (CVD) diamond before and after proton irrad…
View article: Latest Results on Radiation Tolerance of Diamond Detectors
Latest Results on Radiation Tolerance of Diamond Detectors Open
At present most experiments at the CERN Large Hadron Collider (LHC) are planning upgrades in the next 5-10 years for their innermost tracking layers as well as luminosity monitors to be able to take data as the luminosity increases and CER…
View article: A study of the radiation tolerance of poly-crystalline and single-crystalline CVD diamond to 800 MeV and 24 GeV protons
A study of the radiation tolerance of poly-crystalline and single-crystalline CVD diamond to 800 MeV and 24 GeV protons Open
We have measured the radiation tolerance of poly-crystalline and single-crystalline diamonds grown by the chemical vapor deposition (CVD) process by measuring the charge collected before and after irradiation in a 50 m pitch strip detector…
View article: Determination of the strange-quark density of the proton from ATLAS measurements of the W___ and Z___ cross sections.
Determination of the strange-quark density of the proton from ATLAS measurements of the W___ and Z___ cross sections. Open
A QCD analysis is reported of ATLAS data on inclusive W(±) and Z boson production in pp collisions at the LHC, jointly with ep deep-inelastic scattering data from HERA. The ATLAS data exhibit sensitivity to the light quark sea composition …
View article: Experimental observation of proton bunch modulation in a plasma, at varying plasma densities
Experimental observation of proton bunch modulation in a plasma, at varying plasma densities Open
We give direct experimental evidence for the observation of the full transverse self-modulation of a relativistic proton bunch propagating through a dense plasma. The bunch exits the plasma with a density modulation resulting from radial w…
View article: Diamond detectors for high energy physics experiments
Diamond detectors for high energy physics experiments Open
Beam test results of the radiation tolerance study of chemical vapour deposition (CVD)
\ndiamond against different particle species and energies is presented. We also present beam test
\nresults on the independence of signal size on incide…
View article: Diamond Detector Technology: Status and Perspectives
Diamond Detector Technology: Status and Perspectives Open
The planned upgrade of the LHC to the High-Luminosity-LHC will push the luminosity limits above the original design values. Since the current detectors will not be able to cope with this environment ATLAS and CMS are doing research to find…
View article: Diamond detector technology: status and perspectives
Diamond detector technology: status and perspectives Open
The status of material development of poly-crystalline chemical vapor deposition (CVD) diamond is presented. We also present beam test results on the independence of signal size on incident par-ticle rate in charged particle detectors base…
View article: HV/HR-CMOS sensors for the ATLAS upgrade—concepts and test chip results
HV/HR-CMOS sensors for the ATLAS upgrade—concepts and test chip results Open
In order to extend its discovery potential, the Large Hadron Collider (LHC) will have a major upgrade (Phase II Upgrade) scheduled for 2022. The LHC after the upgrade, called High-Luminosity LHC (HL-LHC), will operate at a nominal leveled …