554 citations · 2.9k across the 43 of their papers we have counts for
44 papers
A Reusable Four-Port S-Parameter to Link-Level Signal-Integrity Analysis Framework for High-Speed Detector Interconnects
D M S Sultan, D. Bortoletto, R. Plackett +4
A reusable MATLAB signal-integrity (SI) framework is presented that converts compatible four-port S-parameter data, measured by VNA or obtained from electromagnetic simulation, int…
Reconstruction Bias in Timepix4 Subpixel Centroiding for Electron Imaging
Nina Dimova, Richard Plackett, Daniela Bortoletto
Subpixel centroiding is widely used to improve the spatial resolution of hybrid pixel detectors for electron imaging by estimating the true interaction position within an entry pix…
Investigation of the in-pixel response of the Mupix11 monolithic pixel sensor using a microfocus X-ray beam at Diamond Light Source
A. S. Rotelli, H. Augustin, D. Bortoletto +9
MuPix11 is a High-Voltage Monolithic Active Pixel Sensor (HV-MAPS) developed for the tracking system of the Mu3e experiment. The in-pixel photon response of a MuPix11 sensor thinne…
Detective Quantum Efficiency of the Timepix4 Hybrid Pixel Detector and its Application to Parallel-Beam Diffraction
Zhiyuan Ding, Nina Dimova, Jonathan S. Barnard +6
The detective quantum efficiency (DQE) and normalised noise power spectrum (NNPS) of the Timepix4 hybrid pixel detector in event-driven mode in TEM have been measured at 100 kV and…
Letter Of Intent for a future experiment at the High Intensity Muon Beam facility at PSI
Paolo Walter Cattaneo, Wataru Ootani, Francesco Renga +61
Searches for charged lepton flavor violation in the muon sector stand out among the most sensitive and clean probes for physics beyond the Standard Model. Currently, $μ^+ \to \math…
Measurement of the Resolution of the Timepix4 Detector for 100 keV and 200 keV Electrons for Transmission Electron Microscopy
N. Dimova, J. S. Barnard, D. Bortoletto +10
We have evaluated the imaging capabilities of the Timepix4 hybrid silicon pixel detector for 100 keV and 200 keV electrons in a Transmission Electron Microscope (TEM). Using the kn…
Dose rate dependence of TID damage to 65 nm CMOS transistors in X-ray irradiations of the ATLAS ITk Pixel ASIC (ITkPix)
Daniela Bortoletto, Aleksandra Dimitrievska, Maurice Garcia-Sciveres +5
The ATLAS Inner Tracker (ITk) upgrade for the High-Luminosity LHC (HL-LHC) requires a radiation-tolerant pixel readout chip, which must withstand a total ionising dose (TID) of up…
Bounds on heavy axions with an X-ray free electron laser
Jack W. D. Halliday, Giacomo Marocco, Konstantin A. Beyer +18
We present new exclusion bounds obtained at the European X-ray Free Electron Laser facility (EuXFEL) on axion-like particles (ALPs) in the mass range 10^{-3} eV < m_a < 10^4 eV. Ou…
Technical design of the phase I Mu3e experiment
K. Arndt, H. Augustin, P. Baesso +102
The Mu3e experiment aims to find or exclude the lepton flavour violating decay at branching fractions above . A first phase of the experiment using an…
Measurement of the relative response of TowerJazz Mini-MALTA CMOS prototypes at Diamond Light Source
Maria Mironova, Kaloyan Metodiev, Phil Allport +23
This paper outlines the results of investigations into the effects of radiation damage in the mini-MALTA prototype. Measurements were carried out at Diamond Light Source using a mi…
Automatic Selection of CDS Timing Parameters
Daniel P Weatherill, Ian Shipsey, Kirk Arndt +6
CDS is a process used in many CCD readout systems to cancel the reset noise component that would otherwise dominate. CDS processing typically consists of subtracting the integrated…
An Electro - Optical Test System for Optimising Operating Conditions of CCD sensors for LSST
Daniel Weatherill, Kirk Arndt, Richard Plackett +1
We describe the commissioning of a system which has been built to investigate optimal operation of CCDs for the LSST telescope. The test system is designed for low vibration, high…
Study of prototypes of LFoundry active and monolithic CMOS pixels sensors for the ATLAS detector
L. Vigani, D. Bortoletto, L. Ambroz +15
High Energy Particle Physics experiments at the LHC use hybrid silicon detectors, in both pixel and strip geometry, for their inner trackers. These detectors have proven to be very…
Using the Medipix3 detector for direct electron imaging in the range 60keV to 200keV in electron microscopy
J. A. Mir, R. Plackett, I. Shipsey +1
Hybrid pixel sensor technology such as the Medipix3 represents a unique tool for electron imaging. We have investigated its performance as a direct imaging detector using a Transmi…
X-ray Metrology of an Array of Active Edge Pixel Sensors for Use at Synchrotron Light Sources
R. Plackett, K. Arndt, D. Bortoletto +5
We report on the production of an array of active edge silicon sensors as a prototype of a large array. Four Medipix3RX.1 chips were bump bonded to four single chip sized Advacam a…
Medipix3 Demonstration and understanding of near ideal detector performance for 60 & 80 keV electrons
J. A. Mir, R. Clough, R. MacInnes +10
In our article we report first quantitative measurements of imaging performance for the current generation of hybrid pixel detector, Medipix3, as direct electron detector. Utilisin…
The Timepix Telescope for High Performance Particle Tracking
Kazuyoshi Akiba, Per Arne Ronning, Martin van Beuzekom +32
The Timepix particle tracking telescope has been developed as part of the LHCb VELO Upgrade project, supported by the Medipix Collaboration and the AIDA framework. It is a primary…
Performance of the LHCb RICH detector at the LHC
M. Adinolfi, G. Aglieri Rinella, E. Albrecht +94
The LHCb experiment has been taking data at the Large Hadron Collider (LHC) at CERN since the end of 2009. One of its key detector components is the Ring-Imaging Cherenkov (RICH) s…
Measurement of the Ds+ - Ds- production asymmetry in 7 TeV pp collisions
LHCb collaboration, R. Aaij, C. Abellan Beteta +605
Heavy quark production in 7 TeV centre-of-mass energy pp collisions at the LHC is not necessarily flavour symmetric. The production asymmetry, A_P, between Ds+ and Ds- mesons is st…
Measurement of prompt hadron production ratios in collisions at 0.9 and 7 TeV
LHCb collaboration, R. Aaij, C. Abellan Beteta +619
The charged-particle production ratios , , , , and are measured with t…
Measurement of -hadron branching fractions for two-body decays into charmless charged hadrons
LHCb collaboration, R. Aaij, C. Abellan Beteta +589
Based on data corresponding to an integrated luminosity of 0.37 fb^-1 collected by the LHCb experiment in 2011, the following ratios of branching fractions are measured: B(B0 -> pi…
Strong constraints on the rare decays Bs -> mu+ mu- and B0 -> mu+ mu-
LHCb collaboration, R. Aaij, C. Abellan Beteta +607
A search for Bs -> mu+ mu- and B0 -> mu+ mu- decays is performed using 1.0 fb^-1 of pp collision data collected at \sqrt{s}=7 TeV with the LHCb experiment at the Large Hadron Colli…
Measurement of the polarization amplitudes and triple product asymmetries in the B_s^0 -> phi phi decay
LHCb collaboration, R. Aaij, C. Abellan Beteta +592
Using 1.0 fb^{-1} of pp collision data collected at a centre-of-mass energy of sqrt{s}=7 TeV with the LHCb detector, measurements of the polarization amplitudes, strong phase diffe…
Inclusive and production in the forward region at TeV
LHCb collaboration, R. Aaij, C. Abellan Beteta +606
Measurements of inclusive and boson production cross-sections in collisions at TeV using final states containing muons are presented. The data sample corr…