activity
20232026
most citedDesign and simulation of a 4H-SiC low gain avalanche diode with trench-isolation

5 citations · 13 across the 10 of their papers we have counts for

collaborators

10 papers

physics.ins-det2026

Spectacular - A Modular DAQ System for Microdosimetry

Matthias Knopf, Simon Waid, Daniel Radmanovac +8

Particle therapy using light ions like protons, helium ions or carbon ions enables precise tumor targeting with enhanced biological effectiveness while minimizing damage to healthy…

hep-ex2026

A frontend ASIC for Microdosimetry

Simon Waid, Matthias Knopf, Giulio Magrin +6

Recent clinical evidence shows a correlation between linear energy transfer (LET) and tumor control in carbon ion radiotherapy. This prompts the direct inclusion of LET into the tr…

physics.ins-det2026

Measurements of the micro-spill structure of medical cyclotron and synchrotron beams and its impact on pulse pileup

Matthias Knopf, Simon Waid, Stefan Gundacker +10

Detector characterization and instrumentation testing are often performed at cyclotron and synchrotron facilities, many of which were originally developed for medical applications…

physics.ins-det2025★ 5 cited

Design and simulation of a 4H-SiC low gain avalanche diode with trench-isolation

Sebastian Onder, Philipp Gaggl, Jürgen Burin +6

We present the design and simulation of a 30 thick 4H-SiC Low Gain Avalanche Diode (LGAD) optimized for high-voltage operation. A 2.4 thick epitaxially…

physics.ins-det2025★ 2 cited

In-situ Radiation Damage Study of Silicon Carbide Detectors Subjected to Clinical Proton Beams

Daniel Radmanovac, Andreas Gsponer, Simon Waid +5

Silicon carbide (SiC) planar PiN diodes from two different manufacturers were irradiated with 252.7 MeV protons from a medical synchrotron. Over the course of two 8h irradiation sh…

physics.ins-det2025

Extraction of Electron and Hole Drift Velocities in thin 4H-SiC PIN Detectors using High-Frequency Readout Electronics

Andreas Gsponer, Sebastian Onder, Stefan Gundacker +5

Silicon carbide (SiC) has been widely adopted in the semiconductor industry, particularly in power electronics, because of its high temperature stability, high breakdown field, and…

physics.ins-det2025★ 1 cited

Characterizing the Delivered Spill Structure of Medical Proton and Carbon-Ion Beams at MedAustron using a High Frequency Silicon Carbide Readout

Matthias Knopf, Andreas Gsponer, Matthias Kausel +7

Medical synchrotrons are often used for testing instrumentation in high-energy physics or non-clinical research in medical physics. In many applications of medical synchrotrons, su…

physics.acc-ph2025★ 2 cited

From Single Particles to Clinical Beam Rates: A Wide Dynamic Range Beam Monitor

Simon Waid, Philipp Gaggl, Andreas Gsponer +4

Access to high-energy particle beams is key for testing high-energy physics (HEP) instruments. Accelerators for cancer treatment can serve as such a testing ground. However, HEP in…

physics.med-ph2024★ 3 cited

Exploring Offline Pileup Correction to Improve the Accuracy of Microdosimetric Characterization in Clinical Ion Beams

Matthias Knopf, Sandra Barna, Daniel Radmanovac +3

Microdosimetry investigates the energy deposition of ionizing radiation at microscopic scales, beyond the assessment capabilities of macroscopic dosimetry. This contributes to an u…

physics.ins-det2023

Measurement of the electron-hole pair creation energy in a 4H-SiC p-n diode

Andreas Gsponer, Matthias Knopf, Philipp Gaggl +3

For 4H silicon carbide (4H-SiC), the values for the electron-hole pair creation energy published in the literature vary significantly. This work presents an experime…