Explanipedia

Two-proton correlations in the decay of 48Ni and 45Fe Open

A. Ortega Moral, S. M. Wang, J. Giovinazzo, T. Roger, B. Blank , et al. · 2025

The main observables of the rare two-proton emission process - half-life, total energy of the decay as well as energy and angular correlations between the emitted protons - have been measured for 48Ni and 45Fe in a recent experiment perfor…

Integration of the FastIC front-end electronics into the Picosec MicroMegas detector Open

L. Scharenberg, J. Alozy, Y. Angelis, S. Aune, R. Ballabriga , et al. · 2025

Thanks to the BE-CEM-EPR electronics services, in particular Pascal Vulliez, for the design and manufacturing of the SLVS-to-CMOS multi-channel readout adapter. Further, the authors would like to acknowledge the support by the RD51 collabo…

PICOSEC Micromegas Precise-timing Detectors: Development towards Large-Area and Integration Open

Yue Meng, R. Aleksan, Y. Angelis, J Bortfeld, F. Brunbauer , et al. · 2025

PICOSEC Micromegas (MM) is a precise timing gaseous detector based on a Cherenkov radiator coupled with a semi-transparent photocathode and an MM amplifying structure. The detector conceprt was successfully demonstrated through a single-ch…

Photocathode characterisation for robust PICOSEC Micromegas precise-timing detectors Open

M. Lisowska, R. Aleksan, Y. Angelis, S. Aune, J. Bortfeldt , et al. · 2024

The PICOSEC Micromegas detector is a~precise-timing gaseous detector based on a~Cherenkov radiator coupled with a~semi-transparent photocathode and a~Micromegas amplifying structure, targeting a~time resolution of tens of picoseconds for m…

PICOSEC-Micromegas Detector, an innovative solution for Lepton Time Tagging Open

A. Kallitsopoulou, R. Aleksan, Y. Angelis, S. Aune, J. Bortfeldt , et al. · 2024

A novel diamond-like carbon based photocathode for PICOSEC Micromegas detectors Open

Xu Wang, R. Aleksan, Y. Angelis, J. Bortfeldt, F. Brunbauer , et al. · 2024

The PICOSEC Micromegas (MM) detector is a precise timing gaseous detector based on a MM detector operating in a two-stage amplification mode and a Cherenkov radiator. Prototypes equipped with cesium iodide (CsI) photocathodes have shown pr…

Decay study of $^{11}$Be with an Optical TPC detector Open

N. Sokołowska, V. Guadilla, C. Mazzocchi, Rizwan Ahmed, M. J. G. Borge , et al. · 2024

The $β$ decay of one-neutron halo nucleus $^{11}$Be was investigated using the Warsaw Optical Time Projection Chamber (OTPC) detector to measure $β$-delayed charged particles. The results of two experiments are reported. In the first one, …

Single channel PICOSEC Micromegas detector with improved time resolution Open

A. Utrobicic, R. Aleksan, Y. Angelis, J. Bortfeldt, F. Brunbauer , et al. · 2024

This paper presents design guidelines and experimental verification of a single-channel PICOSEC Micromegas (MM) detector with an improved time resolution. The design encompasses the detector board, vessel, auxiliary mechanical parts, and e…

Pulse-resolved beam position measurements of high energy X-ray pulses at MHz rate with a diamond sensor Open

T. Conka-Nurdan, Wolfgang Freund, Jia Liu, M. Pomorski, Jan Grünert · 2023

The European X-ray Free Electron Laser facility produces extremely intense and short X-ray pulses. A diamond sensor proposed for non-invasive diagnostics of hard X-rays enables pulse-resolved beam position measurements within less than 1% …

Towards robust PICOSEC Micromegas precise timing detectors Open

M. Lisowska, Y. Angelis, S. Aune, J. Bortfeldt, F. Brunbauer , et al. · 2023

The PICOSEC Micromegas (MM) detector is a precise timing gaseous detector consisting of a Cherenkov radiator combined with a photocathode and a MM amplifying structure. A 100-channel PICOSEC MM prototype with 10 × 10 cm 2 active area equip…

A large area 100-channel PICOSEC Micromegas detector with time resolution at the 20 ps level Open

A. Utrobicic, Y. Angelis, J. Bortfeldt, F. Brunbauer, Evridki Chatzianagnostou , et al. · 2023

The PICOSEC Micromegas precise timing detector is based on a Cherenkov radiator coupled to a photocathode operating in a semi-transparent mode and a Micromegas amplification structure. The first proof of concept single-channel prototype wa…

A large area 100 channel Picosec Micromegas detector with sub 20 ps time\n resolution Open

A. Utrobicic, Y. Angelis, J. Bortfeldt, F. Brunbauer, Evridki Chatzianagnostou , et al. · 2023

The PICOSEC Micromegas precise timing detector is based on a Cherenkov\nradiator coupled to a semi-transparent photocathode and a Micromegas\namplification structure. The first proof of concept single-channel small area\nprototype was able…

Energy loss of MeV protons in diamond: Stopping power and mean ionization energy Open

Andreo Crnjac, M. Jakšić, Matija Matijević, M. Rodríguez-Ramos, M. Pomorski , et al. · 2022

Sub-25 ps timing measurements with 10 × 10 cm PICOSEC Micromegas detectors Open

M. Lisowska, J. Bortfeldt, F. Brunbauer, G. Fanourakis, K.J. Floethner , et al. · 2022

Radiation tolerance of diamond detectors Open

L. Bäni, M. Artuso, F. Bachmair, M. Bartosik, H. P. Beck , et al. · 2022

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, …

Precise timing and recent advancements with segmented anode PICOSEC Micromegas prototypes Open

I. Manthos, S. Aune, J. Bortfeldt, F. Brunbauer, C. David , et al. · 2022

Timing information in current and future accelerator facilities is important for resolving objects (particle tracks, showers, etc.) in extreme large particles multiplicities on the detection systems. The PICOSEC Micromegas detector has dem…

-delayed charged-particle decay of Open

A. A. Ciemny, C. Mazzocchi, W. Dominik, A. Fijałkowska, J. Hooker , et al. · 2022

The β decay of ^22,23Si by emission of delayed charged particles was investigated in an experiment at the Cyclotron Institute of Texas A&M University by means of an optical-readout time-projection chamber. The previously-known de…

Snowmass 2021 White Paper Instrumentation Frontier 05 -- White Paper 1: MPGDs: Recent advances and current R&D Open

K. Dehmelt, M. Della Pietra, H. Muller, S.E. Tzamarias, A. White , et al. · 2022

This paper will review the origins, development, and examples of new versions of Micro-Pattern Gas Detectors. The goal for MPGD development was the creation of detectors that could cost-effectively cover large areas while offering excellen…

WISArD : Weak Interaction Studies with 32Ar Decay Open

P. Alfaurt, P. Ascher, D. Atanasov, Β. Blank, F. Cresto , et al. · 2022

The WISArD experiment is probing the possible existence of exotic currents in the electroweak sector using nuclear \$\\beta\$ decay, to improve the constraints on beyond Standard Model physics. The setup of the experiment underwent a ful…

Production of the most neutron-deficient Zn isotopes by projectile fragmentation of Open

A. Kubiela, Hiroaki Suzuki, O. Tarasov, M. Pfützner, D. S. Ahn , et al. · 2021

The cross sections for the production of three most neutron-deficient zinc isotopes, ^54–56Zn, in the projectile fragmentation of ⁷⁸Kr at 345 MeV/nucleon on a beryllium target, were measured. Although the results are s…

Charge transport in single crystal CVD diamond studied at high temperatures Open

Andreo Crnjac, M. Rodríguez-Ramos, N. Skukan, M. Pomorski, M. Jakšić · 2021

The capability of single crystal diamonds to maintain their unique electronic properties even at high temperatures is, in particular, relevant for its applications as a radiation detector. In order to explore characteristics of charge tran…

Simultaneous Measurements of Dose and Microdosimetric Spectra in a Clinical Proton Beam Using a scCVD Diamond Membrane Microdosimeter Open

Oluwasayo Loto, Izabella Anna Zahradnik, A.M.M. Leite, Ludovic De Marzi, Dominique Tromson , et al. · 2021

A single crystal chemical vapor deposition (scCVD) diamond membrane-based microdosimetric system was used to perform simultaneous measurements of dose profile and microdosimetric spectra with the Y1 proton passive scattering beamline of th…

Timing performance of a multi-pad PICOSEC-Micromegas detector prototype Open

S. Aune, J. Bortfeldt, F. Brunbauer, C. David, D. Desforge , et al. · 2021

Modeling the timing characteristics of the PICOSEC Micromegas detector Open

J. Bortfeldt, F. Brunbauer, C. David, D. Desforge, G. Fanourakis , et al. · 2021

A Study of the Radiation Tolerance of CVD Diamond to 70 MeV Protons, Fast Neutrons and 200 MeV Pions Open

L. Bäni, Andreas V. Alexopoulos, M. Artuso, Felix Bachmair, M. Bartosik , et al. · 2020

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…

Electronic Properties of a Synthetic Single-Crystal Diamond Exposed to High Temperature and High Radiation Open

Andreo Crnjac, N. Skukan, G. Provatas, M. Rodríguez-Ramos, M. Pomorski , et al. · 2020

Diamond, as a wide band-gap semiconductor material, has the potential to be exploited under a wide range of extreme operating conditions, including those used for radiation detectors. The radiation tolerance of a single-crystal chemical va…

A diamond guard ring microdosimeter for ion beam therapy Open

Izabella Anna Zahradnik, Philippe Barberet, D. Tromson, Ludovic De Marzi, M. Pomorski · 2020

A single crystal chemical vapor deposition diamond-based microdosimeter prototype featuring an array of micro-sensitive volumes (μSVs) and surrounded by a so-called guard ring (GR) electrode has been fabricated using various microfabricati…

Recent Developments on Precise Timing with the PICOSEC Micromegas Detector Open

I. Manthos, J. Bortfeldt, F. Brunbauer, C. David, D. Desforge , et al. · 2020

The PICOSEC-Micromegas detector was developed for precise timing of the arrival of charged particles with a resolution bellow 30 ps. This contribution, after a brief introduction presents results concerning the PICOSEC-Micromegas response …

Recent progress in CVD diamond detector R&D Open

R. Wallny, Andreas V. Alexopoulos, M. Artuso, F. Bachmair, L. Bäni , et al. · 2020

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…

Timing performance of a Micro-Channel-Plate Photomultiplier Tube Open

J. Bortfeldt, F. Brunbauer, C. David, D. Desforge, G. Fanourakis , et al. · 2020

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