English
Related papers

Related papers: Imaging with high Dynamic using an Ionization Cham…

200 papers

A liquid isooctane (C$_{8}$H$_{18}$) filled ionization linear array for radiotherapy quality assurance has been designed, built and tested. The detector consists of 128 pixels, each of them with an area of 1.7 mm $\times$ 1.7 mm and a gap…

Medical Physics · Physics 2009-11-10 J. Pardo , L. Franco , F. Gomez , A. Iglesias , A. Pazos , J. Pena , R. Lobato , J. Mosquera , M. Pombar , J. Sendon

Muon imaging technology is an innovative imaging technique that can be applied in volcano imaging, heavy nuclear material detection, and archaeological research. The Micromegas detector is a promising choice for muon imaging due to its high…

Instrumentation and Detectors · Physics 2024-10-28 Ting Wang , Yu Wang , Zhihang Yao , Yulin Liu , Changqing Feng , Zhiyong Zhang , Shubin Liu

A tracking detector system has been constructed with an innovative approach to the classical multi-wire proportional chamber concept, using contemporary technologies. The detectors, covering an area of 0.58 square meters each, are optimized…

Instrumentation and Detectors · Physics 2016-08-30 Dezső Varga , Gábor Nyitrai , Gergő Hamar , László Oláh

Interference Gating or iGate is a unique method for ultrafast time-resolved electron holography in a transmission electron microscope enabling a spatiotemporal resolution in the nm and ns regime with a minimal technological effort. Here,…

Applied Physics · Physics 2024-05-16 Tolga Wagner , Hüseyin Çelik , Dirk Berger , Ines Häusler , Michael Lehmann

The technique of current splitting is presented as part of an integrated circuit development for an X-ray imager. This method enables integration of charge signals of unprecedented magnitude in small pixels, achieving a dynamic range of…

Accelerator Physics · Physics 2019-05-01 Tom Zimmerman , Sachin Junnarkar

To explore the feasibility of high-precision particle identification using the cluster counting technique for the drift chamber, a dedicated readout electronics system with low noise, high bandwidth, and high sampling rate is required. This…

Instrumentation and Detectors · Physics 2026-03-31 Dongcheng Cai , Qicai Li , Mingyi Dong , Weile Gong , Mengyang Ji , Hongbin Liu , Wenyu Pan , Linghui Wu , Dewei Xu , Yimie Yuan , Hongyu Zhang , Guang Zhao , Yubin Zhao

A new instrument for high resolution imaging of fast-neutrons is presented here. It is designed for energy selective radiography in nanosecond-pulsed broad-energy (1 - 10 MeV) neutron beams. The device presented here is based on hydrogenous…

In this paper, the design and the performance of a prototype detector based on MicroMegas technology with two detection planes in a common gas volume is discussed. The detector is suited for the forward region of LHC detectors, addressing…

Instrumentation and Detectors · Physics 2017-06-28 Bernard Brickwedde , Andreas Düdder , Matthias Schott , Eda Yildirim

We present a compact, ionization-based detector for the state-selective and spatially resolved measurement of individual Rydberg atoms trapped in the vicinity of an atom chip. The system combines an electrostatic lens system for guiding…

Quantum Physics · Physics 2025-07-08 Conny Glaser , Dominik Jakab , Florian Jessen , Manuel Kaiser , Jozsef Fortagh , Andreas Günther

We introduce a novel in-situ strong field ionization tomography approach for characterizing the spatial density distribution of gas jets. We show that for typical intensities in high harmonic generation experiments, the strong field…

High-speed image acquisition in light microscopy is essential for a wide range of applications, including observing dynamic biological processes and enabling high-throughput sample analysis. However, traditional imaging speeds are often…

Accurate range verification of carbon ion beams is critical for the precision and safety of charged particle radiotherapy. In this study, we evaluated the feasibility of using a parallel-plate ionization chamber for real-time, time-based…

We characterize a new x-ray Mixed-Mode Pixel Array Detector (MM-PAD-2.1) Application Specific Integrated Circuit (ASIC). Using an integrating pixel front-end with dynamic charge removal architecture, the MM-PAD-2.1 ASIC extends the maximum…

Instrumentation and Detectors · Physics 2022-02-18 D. Gadkari , K. S. Shanks , H. Hu , H. T. Philipp , M. W. Tate , J. Thom-Levy , S. M. Gruner

This paper presents a quantum efficiency measurement setup based on a 2D motorized stage, a wide spectrum xenon lamp, a beam splitter system, and two calibrated photo-diodes for measuring the quantum efficiency (QE) of photomultiplier tubes…

Quantum Physics · Physics 2023-12-18 P. Migliozzi , C. M. Mollo , A. Simonelli

The HICAT project is a Heavy Ion accelerator for light ion Cancer Treatment to be built for the clinics in Heidelberg, Germany. It consists of a 7 MeV/u linac, a compact synchrotron and three treatment places, one of them equipped with a…

Accelerator Physics · Physics 2007-05-23 Ralph C. Baer , Hartmut Eickhoff , Thomas Haberer

In recent years, compact nanodosimetric detectors based on ion multiplication in low-pressure gas have been developed and gained attention in the scientific community. These detectors use strong electric fields to collect and multiply…

We report on the design and performance of a double-sided coincidence velocity map imaging spectrometer optimized for electron-ion and ion-ion coincidence experiments studying inner-shell photoionization of gas-phase molecules with soft…

We present a scanning transmission x-ray microscopy setup combined with a novel microwave synchronization scheme in order to study high frequency magnetization dynamics at synchrotron light sources. The sensitivity necessary to detect small…

We proposed a novel approach to coherent imaging of dynamic samples. The inter-frame similarity of the sample's local structures is found to be a powerful constraint in phasing a sequence of diffraction patterns. We devised a new image…

Optics · Physics 2024-07-11 Pengju Sheng , Fucai Zhang

The design, construction, and characterization of the Multi-Sampling Ionization Chamber, MuSIC@Indiana, are described. This detector provides efficient and accurate measurement of the fusion cross-section at near-barrier energies. The…