Conveners
Poster Session
- Arianna Morozzi (INFN, Perugia (IT))
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Francesca Capocasa17/02/2026, 14:00Poster
The growing demand for semiconductor detectors capable of sensing high-energy photons with exceptional energy resolution has driven interest in high-Z materials. Among these, germanium is particularly attractive not only for its ability to exceed the 20 keV energy threshold of silicon-based devices, but also for offering superior energy resolution compared with other high-Z...
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Dr Felix Ulrich-Pur (TU Wien, Atominstitut)17/02/2026, 14:01Poster
Time-of-flight ion computed tomography (TOF-iCT) is a promising imaging modality for improving dose conformity and range accuracy in ion beam therapy by enabling direct reconstruction of patient stopping power (SP) images using clinical ion beams.
The realisation of TOF-iCT critically depends on detector technologies that combine high spatial precision with ultra-fast timing to enable the...
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Gordana Lastovicka Medin (University of Montenegro (ME))17/02/2026, 14:02Poster
Small-pixel 3D sensors were fabricated by IME-CAS on 8-inch p-type wafers (700โฏฮฉยทcm) with a thickness of 30โฏฮผm, featuring trench walls (ohmic pโบ) and narrow nโบ columns (0.5โฏฮผm diameter). A 5ร5 matrix of 35ร35โฏฮผmยฒ pixels was characterized using Two-Photon Absorption Transient Current Technique (TPA-TCT); we varied the TPA depth, laser intensity, pulse duration, and bias. At higher bias...
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Lucio Pancheri (University of Trento and TIFPA-INFN)17/02/2026, 14:04Poster
This contribution discusses the path towards the demonstration of hybrid X-ray detectors combining a high-stopping-power perovskite absorption layer and a CMOS silicon active layer with integrated readout electronics. Unlike typical hybrid detectors, the proposed concept features direct electron injection from the perovskite absorber into low-capacitance sensing sites, which is essential for...
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Gordana Lastovicka Medin (University of Montenegro (ME))17/02/2026, 14:05Poster
In this work, we present our studies on the time of arrival and charge collection in various 3D Silicon Double Column Double Type (3D-DCDT) structures. Both single-cell configurations (with the central cell biased and surrounding cells grounded) and multi-cell configurations (with all cells biased) are investigated, considering square and hexagonal arrangements of ohmic (pโบ) cells. The devices...
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Yisheng Fu (Chinese Academy of Sciences (CN))17/02/2026, 14:06Poster
The LHCb experiment is planning a second major upgrade (Upgrade II) in the 2030s, with the goal of increasing the instantaneous luminosity to 1.0x1034โcmโ2sโ1. This upgrade aims to enhance the study of heavy flavor physics and to search for potential signals of new physics in the beauty and charm quark sectors. To operate under the demanding conditions of Upgrade IIโcharacterized by higher...
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Mei Zhao (Chinese Academy of Sciences (CN))17/02/2026, 14:07Poster
Monolithic chips that integrate sensors and electronics can significantly reduce the material budget and system complexity caused by interconnections. Low Gain Avalanche Detectors (LGADs), featuring picosecond-level time resolution, are widely used in particle physics experiments, and the Monolithic LGAD represents a crucial future development direction for this technology. The monolithic...
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Thomas Senger17/02/2026, 14:08Poster
The Mu3e experiment searches for the charged lepton flavour violating decay ฮผ+โe+eโe+ with a target sensitivity of 10e-16.
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This poster presents the beam-based calibration and tuning studies of the Mu3e Vertex Detector performed during the commissioning run in 2025 at PSI in ฯe5. The work includes LVDS signal transmission studies, Time-over-Threshold (ToT) adjustment, and per-pixel threshold... -
Wander Baldini (Universita e INFN, Ferrara (IT))17/02/2026, 14:09Poster
The LHCb experiment at CERN plans to have a major upgrade, the so called LHCb Upgrade II, in order to increase the instantaneous luminosity at the LHCb interaction point to ~1.5 x 10^34 cm^-2s^-1 starting from 2035. Increasing the luminosity by a factor of ~7 compared to the current experiment requires major upgrades to the LHCb detectors. Part of the LHCb Upgrade II project is the...
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Arianna Morozzi (INFN, Perugia (IT))17/02/2026, 14:10Poster
Future High Energy Physics (HEP) experiments
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demand particle detectors with unprecedented performance,
particularly in terms of radiation hardness, low power consumption,
and enhanced signal detection in increasingly harsh
environments. This work explores the significant potential of
ferroelectric MOSFETs (FeFETs), leveraging their unique negative
capacitance (NC) properties, as a... -
Michael Grippo (INFN Torino (IT))17/02/2026, 14:11Poster
The Phase-2 upgrade of the CMS pixel tracker for High-Luminosity LHC is entering a crucial stage, with several Inner Tracker components already in production or transitioning from prototyping to full-scale manufacturing. System tests are ongoing to validate the performance of the upgraded detector, and integration is scheduled to begin in 2026 for all Inner Tracker subsystems.
The...
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Dr Sabina Ronchin (FBK)17/02/2026, 14:12Poster
Thanks to their radiation hardness, demonstrated up to a fluence of $3ร10^{16}$ 1โฏMeV $n_{eq}$/$cm^2$, and their fast response times, 3D sensors are among the most promising technologies for meeting the stringent requirements of current and next-generation vertex detectors at the Large Hadron Collider (LHC). FBK has been actively engaged in 3D detector development for many years, introducing...
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Ibrahim Hany (Fondazione Bruno Kessler)17/02/2026, 14:13Poster
FBK has been developing in the past few years a glass-less bulk-TSV (Through-Silicon Via) technology for 2.5D and 3D interconnections of photodetectors, in particular applied to silicon photomultipliers (SiPM). Such development is essential for applications where there is a need for space management, segmentation, or minimization of external optical crosstalk by removing the top wire-bonding...
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Omar Hammad Ali17/02/2026, 14:14Poster
Low-Gain Avalanche Diodes (LGADs) are typically fabricated on p-type substrates, following an nโpโบโp junction configuration, where a boron-doped layer forms the gain region.
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This architecture is considered optimal for timing and particle-tracking applications since the primary charge carriers initiating the avalanche process are electrons, which feature higher drift velocity and ionization... -
Alfonso Puicercus Gomez (CERN / University of Groningen)17/02/2026, 14:15Poster
The High-Luminosity LHC will expose vertex detectors to unprecedented radiation levels, requiring sensors capable of withstanding high fluences in the $10^{16}-10^{17}\ \text{n}_{\text{eq}}/\text{cm}^2$ range while maintaining excellent spatial and temporal resolution. This work presents the development of 3D silicon pixel sensors for the second upgrade of the LHCb Vertex Locator (VELO),...
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Dr Viktoria Hinger (Paul Scherrer Institut)17/02/2026, 14:16Poster
Inverse Low-Gain Avalanche Diode (iLGAD) sensors with a thin entrance window (TEW) have emerged as a promising technology for extending the applications of hybrid pixel detectors into the soft X-ray regime. The latest iteration of our TEW technology achieves a quantum efficiency exceeding 85% at 250 eV, comparable to state-of-the-art soft X-ray detectors, and the internal charge amplification...
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Emad Shabir Hamdani17/02/2026, 14:17Poster
Owing to their unique characteristics, 3D Silicon pixel sensors are the most radiation hard solution for particle tracking in HEP experiments. Both ATLAS and CMS chose to equip the innermost layers of their upgraded trackers at HL-LHC with 3D pixels, and productions are currently under way. Moreover, 3D pixels are also inherently very fast, allowing for remarkable timing performance both...
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Mr Cristian-Constantin Radulescu (Horia Hulubei National Institute of Physics and Nuclear Engineering (RO)), Lucian Nicolae Cojocariu (Horia Hulubei National Institute of Physics and Nuclear Engineering (RO))17/02/2026, 14:18Poster
The Silicon Photomultiplier (SiPM) technology has become widely embedded within the photo-detection chain of detectors for high energy physics (HEP) experiments. Measuring the radiation hardness of commercial SiPMs involves careful characterisation before and after exposure to neutron or proton beams. Usually, laser beams are used in the measurements to extract the key parameters of SiPMs....
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Elio Sacchetti (Centre National de la Recherche Scientifique (FR))17/02/2026, 14:19Poster
Monolithic active pixel sensor (MAPS) developments have pushed the detection performance in various directions, especially relative to timing where nanosecond-level precision is now considered. This evolution calls for a simultaneous upgrade of the simulation tools. We have developed a simulation flow that covers steps from signal creation in the sensitive volume to the output of the pixel...
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Lukas Mandok17/02/2026, 14:21Poster
Muon Spin Rotation (ฮผSR) is a well-established technique in material science for probing magnetic properties at the atomic scale. However, conventional ฮผSR spectrometers based on plastic scintillators are fundamentally limited by coarse granularity and strict pile-up constraints, which restrict the usable muon rate and prevent spatially resolved measurements.
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To overcome these limitations, we... -
Simone Galletto (Universita e INFN Torino (IT))17/02/2026, 14:22Poster
This study presents parametric and MC analyses of the radiation resistance of compensated LGAD. Starting from measured values of the acceptor and donor removal coefficients, this presentation will illustrate the optimal initial concentrations of donors and acceptors to maximize the extent of LGAD's radiation tolerance. The presentation will provide quantitative predictions of the radiation...
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Fabian Simon Lex (University of Freiburg (DE))17/02/2026, 14:23Poster
Sensors with fast timing capabilities (on the order of tens of picoseconds) are a critical component of future tracking detectors. Such sensors provide the ability to disentangle high multiplicity events and to conduct time of flight measurements for particle ID. Silicon 3D sensors are capable of delivering this temporal resolution and additionally display an excellent radiation hardness,...
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Giacomo Ubaldi (INFN - Istituto Nazionale di Fisica Nucleare Bologna)17/02/2026, 14:25Poster
The main goal of FOOT is to measure double differential fragmentation cross sections of light elements (Z $\le$ 10) in the energy range of 100โ1000 MeV/nucleon, of interest both in medical and space-related fields. Particle Therapy is a medical treatment that uses charged particles with a tuned Bragg Peak to maximize the dose to tumors while minimizing damage to healthy tissue. Nevertheless,...
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Christian Scharf (Humboldt University of Berlin (DE))17/02/2026, 14:26Poster
We present a study of the forward and reverse currents in silicon pad diodes irradiated to extreme neutron fluences of up to $1 \times 10^{18}\,n_{eq}/$cm$^2$, slightly more than the expected fluences at the innermost radii of tracking detectors at a future circular hadron collider.
At such high fluences, the low-doped silicon bulk and the highly doped implant no longer behave like a...
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Mr Ling Leander Grimm (KIT - Karlsruhe Institute of Technology (DE))17/02/2026, 14:27Poster
Resistive Silicon Detectors (RSD/ AC-LGAD) are novel silicon detectors capable of both precise spatial and temporal resolution. Such sensors will be essential for the next generation of particle colliders (EIC, FCC-ee, CEPC, FCC-hh) and would enable the possibility of a 4D tracker. RSD sensors are typically fabricated with a pixel-like geometry that provides excellent spatial resolution in the...
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Tobias Michel (Universitรคt der Bundeswehr Mรผnchen)17/02/2026, 14:28Poster
X-ray fluorescence with silicon drift detectors (SDDs) is an effective method for raw material extraction and recycling. These systems require a large number of detectors to be fitted in a very small space. Therefore, miniaturizing the current external power supply by means of an integrated, space-saving charge pump circuit is very advantageous
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This work presents an application-specific... -
Eva Fialova (CERN)17/02/2026, 14:29Poster
For the High-Luminosity LHC, the CMS detector will undergo a significant upgrade that includes the installation of the High Granularity Calorimeter (HGCAL), which will employ 8-inch n-on-p silicon sensors. To ensure their reliable operation under the extreme radiation environment of HL-LHC, dedicated studies of surface radiation damage in the SiOโ passivation layer are being carried out. These...
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Benjamin Stuart Urbach (The University of Edinburgh (GB))17/02/2026, 14:30Poster
This study investigates the gain behavior and time resolution of novel small pitch, 250 ยตm-thick, Trench-isolated Low Gain Avalanche Detectors (TI-LGADs) fabricated by
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Micron Semiconductor Ltd. Sentaurus TCAD software was used to model charge distribution and fields within each of the designs before fabrication. Single Photon Absorption Transient Current Technique (SPA-TCT) characterization... -
Clarissa Buti (Universita e INFN, Firenze (IT))17/02/2026, 14:31Poster
Diamond detectors with electrodes orthogonal to the surface, engraved via laser-induced graphitization, are full-carbon sensors of interest for a wide range of applications, spanning from High Energy Physics to Nuclear Medicine and dosimetry.
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In recent years, significant progress has been made in graphitization techniques, enabling the fabrication of lower-resistance electrodes. This has... -
Afiq Azraei Bin Rishinsa (Heidelberg University (DE))17/02/2026, 14:32Poster
The Mu3e Experiment aims to observe charged lepton flavor violation via the e+e-e+ channel with a Phase-I goal of single event sensitivity down to 2 10^-15 on the branching ratio. The experimental detector is being actively constructed and commissioned at the Paul Scherrer Institute (PSI), where it will be subjected to 10^8 muon stops per second at the piE5 beam-line. In order to sift through...
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Elisa Sanzani (Universita Di Bologna (IT))17/02/2026, 14:33Poster
Accurate luminosity measurements are essential for stable machine operation and precision physics at the High-Luminosity LHC (HL-LHC), where pileup levels exceeding 140 interactions per bunch crossing impose stringent requirements on fast and radiation-tolerant instrumentation. The Beam Monitoring detector for ATLAS (BMA) is a newly developed luminosity system designed to deliver robust,...
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Paolo Gandini (INFN Milano (IT))17/02/2026, 14:34Poster
ALADDIN (An LHC Apparatus for Direct Dipole moments INvestigation, https://aladdin.web.cern.ch/) is a proposed compact fixed-target experiment at the LHC, designed to enable precise measurements of charm baryon electromagnetic dipole moments. The experiment leverages an innovative storage-ring layout that redirects protons from the beam halo onto a solid target, coupled with a bent crystal....
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Marco Toffano (Universita e INFN, Padova (IT))17/02/2026, 14:35Poster
The new readout electronics of the CMS Drift Tubes detector has been evaluated in terms of its reliability. Starting with a brief overview of the main board functionalities, operating requirements and critical elements, a first estimation of the hardware robustness with respect to expected faults in time is then presented. A global figure of merit is derived by means of a custom-developed...
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Simon Emanuel Waid (Austrian Academy of Sciences (AT))17/02/2026, 14:36Poster
Carbon-ion radiotherapy (CIRT) is a lifesaving technique for treating radioresistant cancer. Recent clinical evidence shows that besides the applied radiobiological effective (RBE) dose, the averaged values of the linear energy transfer (LET) in the irradiated volume are correlated to the tumor control. Probability density distributions of LET are currently based on simulations and show high...
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Mr Xiangyu Xie (Paul Scherrer Institut)17/02/2026, 14:37Poster
The MรNCH detector [1], a charge integrating hybrid pixel detector with 25 um pixel pitch, has demonstrated micrometer-scale spatial resolution [2] via the ฮท-interpolation method, enabling applications like energy-resolved X-ray imaging. However, this performance is restricted to low photon fluxes (~105 ph/s/mm2), as ฮท-interpolation relies on spatially isolated single-photon events, hindering...
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Khaoula Aouadj (Istituto Nazionale di Fisica Nucleare)17/02/2026, 14:38Poster
The 4H-SiC material offers high thermal conductivity, very low dark currents, high saturation velocity, high breakdown voltage, and possible advantages in radiation hardness. These intrinsic properties make it well-suited for high-radiation environments. Moreover, recent advances in SiC power electronic devices and substrate fabrication have enabled the production of high-quality, thick,...
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Iveta Zatocilova (University of Freiburg (DE))17/02/2026, 14:39Poster
In the CMOS Strips Project, passive silicon strip sensors were designed by a collaboration of German institutes and fabricated in LFoundry. The sensors serve as a proof of principle to show that the CMOS technology brings a suitable solution for the fabrication of silicon strip sensors in the strip lengths required for high energy physics experiments. In this study, the TCAD simulations...
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Dr Vagelis Gkougkousis (University of Zurich)17/02/2026, 14:40Poster
The unparalleled sensitivity achieved with skipper CCDs, coupled with ultra-pure high-resistivity substrates (>22 kOhmรcm) and cryogenic operation, has rekindled interest in this technology for low-background experiments (DAMIC@SNOLAB, DAMIC-M, SENSEI, and OSCURA) Such devices offer sub-electron noise resolution, enabling the detection of extremely low-energy interactions critical for...
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Ajay Sharma (University Of Padova / INAF-OAS-Bologna)17/02/2026, 14:41Poster
We present the design and implementation of a custom Test Equipment (TE) developed for the experimental characterization of Front-End Electronics (FEE) ASICs for Silicon Drift Detectors (SDDs).
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The TE is tailored for NOVA and similar multi-channel, low-noise mixed-signal FEEs designed for X-ray and gamma-ray detection in space-borne high-energy astrophysics missions. Built around a Xilinx... -
Austin Schmier (Universita degli Studi di Trento and INFN (IT))17/02/2026, 14:42Poster
The ATLAS inner detector will be completely replaced with a new all-silicon tracking system (ITk) during the 2027โ2029 shutdown, in order to operate under the demanding conditions of the High-Luminosity LHC. The innermost component of the ITk will be the pixel detector. Its Layer 0 will employ 3D sensor technology, designed to withstand fluences up to 1.7 ร 10ยนโถ neq/cmยฒ, while the outer layers...
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Leena Diehl (University of Zurich (CH))17/02/2026, 14:43Poster
To face the higher levels of radiation due to the 10-fold increase in integrated luminosity during the High Luminosity LHC the CMS detector will replace the current endcap calorimeters with the new High Granularity Calorimeter (HGCAL). The electromagnetic section as well as the high-radiation regions of the hadronic section of the HGCAL (fluences above $10^{14} n_{eq}/cm^2$) will be equipped...
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Luca Baudino (Universita e INFN Torino (IT))17/02/2026, 14:44Poster
Aluminum PCBs are widely used in particle physics experiments because they offer a significantly lower material-budget than traditional copper-based solutions ($\mathrm{X_{0}: Al} \approx 8.89 \mathrm{\ cm, Cu} \approx 1.43 \mathrm{\ cm}$). This approach has already been adopted in several major experiments, such as ALICE ITS1/ITS2 and STAR. The integration of low-material-budget...
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Smiriti Srivastava (INAF OAS Bologna, Italy)17/02/2026, 14:45Poster
Next generation of high energy astrophysics missions require state-of-art Silicon based X-ray detectors to operate with maximum sensitivity, broad energy passband and microsecond timing resolution. Such high requirements demand minimal optical light contamination from outer space. While off-chip filter assemblies currently meet these operational requirements, they can degrade low energy X-ray...
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Dr Francesca Romana for the pSCT Collaboration pantaleo (Dipartimento Interateneo dell'Universitร e del Politecnico di Bari, INFN Bari)17/02/2026, 14:46Poster
The field of very-high-energy gamma-ray astrophysics is poised for a significant leap in sensitivity with the advent of the Cherenkov Telescope Array Observatory (CTAO), which will operate from two locations to achieve full-sky coverage. Among the proposed instruments for the medium-sized telescope (MST) class at the CTAO-South site is the Schwarzschild-Couder Telescope (SCT). This telescope...
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Khalil El Achi17/02/2026, 14:47Poster
Particle and radiation therapy are leading tactics to combat chronic and malignant cancers. Ultra-high dose rate proton therapy promises higher radiobiological advantage and increased effectiveness in targeting tumor cells while sparing healthy cells, by providing the total dose in a short time at a rate higher than 40 Gy/s .
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This work aims to characterize the charge acquisition of... -
Guru Reddy (Kansas State University (US))17/02/2026, 14:48Poster
The CMS Silicon Pixel detector, the innermost component of the CMS silicon tracking system, plays a critical role in reconstructing charged-particle trajectories and identifying primary and secondary vertices in the high-luminosity environment of the LHC. Since the start of Run 3, the detector has been exposed to increasingly demanding conditions, including average pileup above 60 and particle...
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