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Benoit Truc (Swiss Center for Electronics and Microtechnology (Switzerland))31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
This work presents a modular light-based detector platform for beam monitoring in conventional and FLASH particle radiotherapy. The system addresses limitations of current beam profilers, which often lack versatility across radiation types, dose rates, field sizes, and spatial-resolution needs. The detector is based on scintillating-fiber arrays coupled to photodiode readout electronics,...
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Robert Larsen (European Organization for Nuclear Research)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Part of the ongoing effort to upgrade the intensity of CERN beamlines in the North Experimental Area is examining technologies for their potential use in a radiation-hard transverse beam profile monitors. One such technique is to use a straw detector, potentially operated at a voltage where charge amplification does not occur. We show results from an experiment with a 4.82 mm diameter...
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Rok Hrovatin (Cosylab)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
A control and acquisition system for ionization profile monitor (IPM) stations at GSI/FAIR has been implemented and deployed, providing real-time, simultaneous transverse beam characterization in both planes without disturbing the beam. Built on FESA (Front-End Software Architecture), the system uses dedicated classes to manage the cameras, high-voltage control, and digital I/O. Each...
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Mukesh Dhakarwal (VERSE, IFMIF/EVEDA Integrated Project Team)31/08/2026, 16:401MC09: Overview and CommissioningPoster Presentation
Following the successful commissioning of a 5 MeV high-current deuteron beam in June 2024, the Linear IFMIF Prototype Accelerator (LIPAc) is entering a new operational phase with the integration of the superconducting RF (SRF) linac, targeting first 125 mA deuteron beam acceleration up to 9 MeV and to continuous wave from early 2027. This contribution presents the beam diagnostic strategy...
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Suresh Saminathan (TRIUMF)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
The Ion Source and Injection System transports 300 kV negative hydrogen ions from the ion source to the cyclotron injection point. While the vertical section was upgraded in 2011, recent work focused on the horizontal section, featuring new optics, advanced beam diagnostics, µ-metal shielding, enhanced vacuum systems, updated power supplies, and modernized control infrastructure. A new ion...
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Fusashi Miyahara (High Energy Accelerator Research Organization)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
The KEK e⁻/e⁺ linac supplies, in pulse-by-pulse basis, electron beams to the SuperKEKB HER, PF, and PF-AR, and positron beams to the SuperKEKB LER. Injection into the SuperKEKB HER and LER requires highly stabilized low-emittance beams with high intensity. During beam operation, beam quality is improved and stability is maintained using approximately 160 Beam Position Monitors (BPMs), which...
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Wei Liu (Lawrence Berkeley National Laboratory)31/08/2026, 16:40MC10: Special TalksPoster Presentation
BeamNetUS is a collaborative user network of twelve beam test facilities spanning six U.S. Department of Energy national laboratories, dedicated to advancing particle accelerator research, technology development, and applications. Through an annual open call for proposals, BeamNetUS invites exploratory research aimed at seeding new collaborations and fostering innovation across the accelerator...
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Laura Torino (ALBA Synchrotron (Spain)), Ubaldo Iriso (ALBA Synchrotron (Spain))31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Electron beam size measurements using the Heterodyne Near Field Speckles (HNFS) technique were successfully tested at the ALBA beamline "NCD-SWEET". Inside the FCC collaboration, a dedicated setup was installed at ALBA Front End 21 (FE21), including a high energy (~23keV) and large bandwidth (~1.5%) multilayer monochromator to optimize the speckle pattern.
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An x-ray pinhole camera is... -
Leonie Bauer (Goethe University Frankfurt)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
The Frankfurt Neutron Source (FRANZ) at the Institute of Applied Physics (IAP), Goethe University Frankfurt, is currently preparing for high-intensity proton beam operation up to 2 MeV. To support reliable transverse and longitudinal beam characterization downstream of the coupled RFQ–IH-DTL structure, a compact and versatile beam diagnostics section has been developed. For transverse profile...
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Hirokazu Maesaka (RIKEN SPring-8 Center, Japan Synchrotron Radiation Research Institute)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
We are constructing the beam diagnostic system for SPring-8-II, a low-emittance upgrade of the SPring-8 synchrotron radiation facility. To achieve higher brilliance and coherence, SPring-8-II requires stringent beam stability, necessitating high-precision monitoring of parameters such as the beam orbit, stored current, beam size, and betatron tune. Transverse and longitudinal bunch-by-bunch...
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Lukas Golino (European Organization for Nuclear Research)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
A Beam Gas Ionization (BGI) profile monitor has been installed in the CERN Super Proton Synchrotron (SPS) incorporating a newly designed perforated RF shield to suppress wakefield effects induced by high-frequency multibunch beams found in the SPS. While the shield effectively protects the detector from EMI effects, its aperture pattern introduces a spatial masking of the collected ionization...
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Mariusz Sapinski (Paul Scherrer Institute)31/08/2026, 16:401MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
A new current measurement module, SoM-CAM, is being deployed to replace CAMAC-based systems that have been in operation for more than 30 years in most of HIPA instrumentation electronics. Multiple tests have been performed to assess the readiness and reliability of the new module, with particular emphasis on safety-critical applications such as beam loss monitors. The enhanced capabilities of...
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Martin Alcorta Moreno (TRIUMF)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
The Advanced Rare IsotopE Laboratory (ARIEL) presents a unique challenge for beam loss monitoring due to the simultaneous operation of two closely spaced driver beamlines. ARIEL consists of a 500 MeV proton beamline and a 30 MeV electron beamline that are separated by only 1 m in certain sections, requiring reliable discrimination of beam losses originating from each beamline. Accurate...
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Woojin Song (Pohang Accelerator Laboratory)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
As the power density of photon beams increases in low emittance storage rings, robust and non-destructive diagnostic tools are required to replace conventional invasive monitors. Although existing Ionization Profile Monitors have demonstrated sufficient resolution for position measurement, the spatial resolution required for accurate profile reconstruction has rarely been analyzed in relation...
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Igor Pinayev (Brookhaven National Laboratory)31/08/2026, 16:401MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The Electron-Ion Collider is being built at Brookhaven National Laboratory. High resolution imaging systems are required to provide robust measurements of beam emittance and energy spread. Two pinhole cameras will be installed on the electron storage ring. Radiation will be extracted from the high and low dispersion regions. One of the beamlines will be used for the visible light diagnostics...
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Porntip Sudmuang (Synchrotron Light Research Institute)31/08/2026, 16:401MC04: Transverse Profile and Emittance MonitorsPoster Presentation
A visible–ultraviolet (Vis–UV) diagnostic beamline is being developed for Siam Photon Source II (SPS-II) to enable precise transverse electron beam size measurements. The vertical (π) polarization technique using the dipole radiation has been selected to enable vertical beam size measurements below 10 µm. Given the limited space available in the double-triple bend achromat (DTBA) lattice, a...
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Renjun Yang (Institute of High Energy Physics)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The CSNS will refurbish the ion source, RFQ and MEBT sections this year, among which a new compact emittance meter at the MEBT is required. This emittance meter will be intergated with beam scraptor and wire scanner owing to the compact design of the CSNS MEBT section. This emittance meter consists slit in blades made of tungsten, and four SEM wires to visualize the beamlet profile. In this...
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Marco Veronese (Elettra-Sincrotrone Trieste S.C.p.A.)31/08/2026, 16:401MC04: Transverse Profile and Emittance MonitorsPoster Presentation
This paper reports on the design of the x-ray diagnostic beamline (XDBL1) dedicated to the emittance measurement of Elettra 2.0 storage ring. Elettra 2.0 is the Italian 4th generation diffraction limited storage ring (DLSR) light source currently under construction at the Elettra - Sincrotrone Trieste laboratory. It is designed to operate at 2.4 GeV, 400 mA and beam emittance of 212 pmrad. To...
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Moses Chung (Pohang University of Science and Technology)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Cherenkov diffraction radiation (ChDR) has been widely studied for non-invasive transverse diagnostics of relativistic charged particle beams. In this work, we present a design study of a ChDR based beam profile monitor for the beam transport line of the Pohang Light Source-II (PLS-II) injector at Pohang Accelerator Laboratory (PAL). In the beam transport line, especially at the injector...
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Justus Braach (European Organization for Nuclear Research)31/08/2026, 16:40MC10: Special TalksPoster Presentation
The BIPXL telescope is a high-precision tracking system developed at CERN for the characterization of bent silicon crystals in secondary particle beams. The system measures channeling efficiency, track deflection and crystal alignment. It consists of two 10 m tracking arms equipped with up to six hybrid pixel detector (HPD) planes, scintillator-photomultiplier tube (PMT) trigger stations,...
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Domonkos Czeman (HUN-REN Centre for Energy Research)31/08/2026, 16:40MC10: Special TalksPoster Presentation
An electron cyclotron resonance microwave H+ ion source featuring low normalized beam emittance (<1 π mm mrad) and up to 20mA at 35keV beam energy has been developed at the HUN-REN Centre for Energy Research in Budapest, Hungary. The beam can be operated in a continuous or pulsed way that is adjustable in duration (0.1-10ms) and frequency (0.01-40Hz) at 35keV. A novel optical diagnostic system...
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Hussein Al-Mohammad (Synchrotron-Light for Experimental Science and Applications in the Middle East)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
An In-Air X-ray Detector (IAXD) was designed and installed at the SESAME storage ring (SR) dipole exit in order to use the photon X-ray part coming out of the dipole photon absorber. The IAXD uses a scintillator placed directly downstream the absorber, converting transmitted X-rays into visible light. Two types of scintillation screens, CdWO₄ and GOS:Tb, were used and compared over a range of...
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Heather Andrews (Los Alamos National Laboratory), Martin Kay (Los Alamos National Laboratory)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
At present the Los Alamos Neutron Science Center (LANSCE) beam line has transverse beam shape diagnostics consisting only of physical wire scanners and emittance stations. Knowledge of the transverse beam shape is critical to tuning the beam through the accelerator and for beam monitoring during regular operations. However, the existing diagnostics can only be used at low beam power; at full...
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Heather Andrews (Los Alamos National Laboratory), Martin Kay (Los Alamos National Laboratory)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
A prototype laser wire scanner (LWS) was used to measure horizontal and vertical profiles of the 750-keV H- beam in the Los Alamos Neutron Science Center (LANSCE) accelerator front end under two beam optics configurations. At some scan positions, the electron-detector response was bipolar rather than the expected single negative pulse. Profiles were reconstructed using both negative-lobe...
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Yimei Zhou (Shanghai Advanced Research Institute)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
For next generation storage rings and free electron lasers, which demand ultra low emittance and exceptional beam stability, precise and fast transverse beam size monitoring has become increasingly critical. Conventional imaging based methods are often limited by camera frame rates and photon flux, making it difficult to achieve bunch by bunch resolution under low photon conditions. To address...
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Siriwan Jummunt (Synchrotron Light Research Institute)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
The vertical beam scraper for the Siam Photon Source II (SPS-II) storage ring is designed for beam halo cleaning and protection of narrow-gap insertion devices. Compared with the horizontal scraper, the vertical configuration requires a wider blade for effec-tive halo interception, resulting in a more pronounced geometric discontinuity and a potentially larger con-tribution to the beam...
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Christopher Hall (RadiaSoft (United States))31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Ion profile monitors (IPMs) are important non-destructive diagnostics for transverse profile measurement, but space-charge forces and other effects can distort the ion distribution, biasing inferred beam size and emittance. We are developing a simulation- and ML–based framework to improve the accuracy and reliability of IPM measurements in the Alternating Gradient Synchrotron (AGS) at...
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Marvin Noll (Karlsruhe Institute of Technology)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
At the Karlsruhe Research Accelerator (KARA), electron beams of up to 200 mA are stored with an energy of 2.5 GeV, while injection is performed at 500 MeV.
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At a five degree port of a bending magnet, a double slit Interferometer setup is used to measure the transversal beam size. In oder to digitize the interferogram in the visible spectrum, previously a CMOS camera has been used, which yields... -
Randy Thurman-Keup (Fermi National Accelerator Laboratory)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Ionization profile monitors (IPM) are used in many accelerator laboratories around the world for non-destructive profile measurements of high-energy particle beams. They have been used in nearly all the synchrotrons built at Fermilab and are presently used in the Main Injector (MI), Recycler (RR), and Booster. This paper will present the current status of the design of a new pair of IPMs to...
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Tiago Fernandes de Nóbrega (Royal Holloway University of London)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The laserwire is a non-destructive, commensal beam profile monitor and a highly viable, minimally invasive diagnostic already implemented at several accelerator facilities, with advantages for future collider applications. Here, a short-pulse, laserwire-based method is proposed to upgrade the laser system for the 160 MeV negative hydrogen ion beam of the LINAC4 at CERN. The improved system can...
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András Zsákai (HUN-REN Centre for Energy Research)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
An ECR microwave H+ source has been built at the HUN-REN EK-CER that targets medium current (20mA) and 35 keV beam energy in continuous or pulsed mode (0.1-10ms @ 0.01-40Hz) and low normalized beam emittance (< 1 π mm.mrad).
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A supersonic gas jet-based diagnostic system called LUCID is being developed at EK-CER that can provide a non-invasive beam profile measurement * and allows a novel way... -
Belen Salvachua (European Organization for Nuclear Research)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
The Beam Loss Monitoring (BLM) system of the Large Hadron Collider (LHC) at CERN has the main functionality to actively protect the LHC superconductive magnets against quenches due to energy depositions from beam-induced losses and prevent damage of other sensitive equipment. For this reason, the LHC is presently equipped with more than 3500 ionization chambers 0.5 m-long distributed along the...
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Leonie Bauer (Goethe University Frankfurt)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
Multipacting, driven by resonant secondary electron emission, is a critical phenomenon during the conditioning of RF cavities. To investigate and characterize this effect, novel and low-cost optical diagnostic methods utilizing single-board CMOS cameras (Raspberry Pi cameras) have been developed at IAP Frankfurt. Building on their successful application in ion beam characterization, these...
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Renjun Yang (Institute of High Energy Physics), Yuliang Xiao (Institute of High Energy Physics)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Non-destructive beam profile monitoring is critical for high-intensity proton accelerators like the CSNS Rapid Cycling Synchrotron (RCS). While the Ionization Profile Monitor (IPM) typically reconstructs beam profiles by collecting ionization electrons from residual gas, a key challenge arises from positive ions drifting toward the field cage. Their impacts generate secondary electrons that...
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Victor Scarpine (Fermi National Accelerator Laboratory)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
As part of the new Proton Improvement Plan (PIP-II), Fermilab is undertaking the development of a new 800 MeV, 2 mA H- superconducting RF linac to replace its present normal conducting 400 MeV linac. The PIP-II linac consists of a series of superconducting RF cryomodules from 2.1 MeV to 800 MeV, with instrumentation warm units between cryomodules. Commissioning of this new accelerator will...
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Jongchul Lee (Korea Atomic Energy Research Institute), Donghyun Kwak (Korea Atomic Energy Research Institute)31/08/2026, 16:40MC10: Special TalksPoster Presentation
Four beam lines are currently in operation at the RFT-30 cyclotron. As the demand for various radioisotopes continues to grow, we focused on proton irradiation stability to improve the production yield. The beam behavior along the transport line was investigated so that the irradiation area could be matched to the geometry of the target. For this purpose, the beam trajectory was first aligned...
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Zack Watkins (D-Pace Inc.)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The D-Pace ES-4 is an Allison-type emittance scanner used for transverse phase-space measurements in low-energy beam transport systems. Standard picoammeter-based acquisition is suitable for DC beam but is not well suited to short pulsed beams. A pulsed measurement system has therefore been developed around a custom charge integrator and synchronized controller architecture. The charge...
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Michael Bree (Canadian Light Source (Canada))31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The Canadian Light Source (CLS) is a 3rd generation synchrotron commissioned in 2005. In the years since, technology has advanced dramatically, facilitating new options for instrumentation tools. The CLS has begun replacing expensive commercial BeamGage cameras running proprietary software with inexpensive highly capable Machine Vision (MV) cameras. This paper describes the use of open source...
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Sang-Pil Yun (Korea Multi-purpose Accelerator Complex)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
Scintillating screens equipped with optical cameras are widely used in accelerator facilities for transverse beam profile monitoring, as this method is simple and precise compared to other beam diagnostics. However, the image sensor is sensitive to secondary radiation induced by the interaction between the particle beam and the scintillation screen. Radiation damage degrades the performance of...
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Anna Sofija Salosteja (ISIS Neutron and Muon Source)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
The ISIS Neutron and Muon Source at the Rutherford Appleton Laboratory, UK, uses a rapid cycling synchrotron to accelerate a beam of protons from 70 MeV to 800 MeV before delivering the beam to two spallation targets. Within the ring of the ISIS synchrotron, beam losses tend to be higher near the kicker magnets and the start of proton extraction beamlines. The increased levels of beam loss...
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Xinru Gao (University of Science and Technology of China)31/08/2026, 16:40MC02: Beam Loss Monitors and Machine ProtectionPoster Presentation
To monitor and analyze the beam loss characteristics during the operation of the Hefei Light Source II (HLS-II), a synchronous bunch-by-bunch measurement system for beam loss and three-dimensional beam position has been developed based on a scintillator detector, a stripline beam position monitor, a high-speed oscilloscope, and the HOTCAP technique. However, the scintillator detector is...
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Mengyu Liu (Chinese Academy of Sciences)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The China Spallation Neutron Source (CSNS) is a high-power proton accelerator facility for neutron scattering research. The Rapid Cycling Synchrotron (RCS) is equipped with an Ionization Profile Monitor (IPM) for non-destructive measurement of the transverse beam profile. Following the CSNS-II upgrade, the injection beam current will increase to 40 mA, making space-charge-induced distortion a...
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Raymond Veness (European Organization for Nuclear Research)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
This contribution presents an overview of the new beam instrumentation being developed and produced for the ongoing LHC luminosity upgrade. There are 7 different packages planned for LHC operations from 2030, ranging from large distributed systems for beam position and beam loss to new dedicated instruments for transverse profile, beam halo, luminosity and beam crabbing monitoring. The...
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Mario Valles Montenegro (Nevada National Security Site)31/08/2026, 16:40MC10: Special TalksPoster Presentation
The precision of the Stretched Wire Alignment Technique for determining the magnetic center of the Scorpius Accelerator Cell solenoids in reference to their geometrical axes is critically impacted by the selection of various experimental parameters. This work presents an experimental optimization of key SWAT parameters to minimize measurement errors using the Entry Transport Region-prototype...
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Kotaro Nishi (The University of Tokyo)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
High-precision mass spectroscopy of $\Lambda$-hypernuclei is currently underway at the Thomas Jefferson National Accelerator Facility (JLab). To achieve the world's highest mass resolution of $500\text{ keV}$ (FWHM), minimizing the energy spread of the $2.2\text{ GeV}$ incident electron beam is crucial. As a method for simultaneous and continuous monitoring of this energy spread, we have...
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Michał Fałowski (Jagiellonian University, SOLARIS National Synchrotron Radiation Centre)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
This contribution describes the preparation and integration of a test RF laboratory dedicated to synchrotron accelerator systems. The laboratory supports testing and validation of an RF chain composed of a Low-Level RF (LLRF) system, an RF resonant cavity, and an RF transmitter supplying power to the cavity. While the synchrotron is already in operation, the laboratory is being developed as an...
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Mariusz Sapinski (Paul Scherrer Institute)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The Oscillating Arm Wire Monitor (OAWM) is a new type of wire scanner designed to operate at maximum speeds exceeding 4 m/s, which are required to perform scans of high-intensity beams. This paper summarizes the comprehensive tests and measurements carried out on the OAWM, focusing on both its operational endurance and its underlying mechanical dynamics. We report on extensive endurance tests,...
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Federico Roncarolo (European Organization for Nuclear Research)31/08/2026, 16:40MC09: Overview and CommissioningPoster Presentation
The completion of LHC Run~3 marks a natural milestone to assess the
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state of the art in beam diagnostics across the CERN accelerator
complex and to define the instrumentation developments ahead. This
contribution presents an updated R\&D roadmap for the CERN Beam
Instrumentation group, built from a concise review of the current
diagnostics portfolio, known operational limitations... -
Igor Pinayev (Brookhaven National Laboratory)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
The pinhole cameras are used for the electron beam diagnostics with X-ray imaging. We propose to utilize the triangle shaped pinhole formed with three blades. Such design simplifies the aperture control with motion of a single blade. We present the simulations results as well as tests of a prototype with visible light.
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Hitomi Ikeda (High Energy Accelerator Research Organization)31/08/2026, 16:40MC04: Transverse Profile and Emittance MonitorsPoster Presentation
We report on the latest measurement results from the visible light synchrotron radiation monitor (SRM) during high current operation at SuperKEKB. Beam measurements covering both steady state conditions and rapid transient phenomena—specifically "final-turn" measurements—revealed an increase in vertical beam size immediately before the beam was aborted during sudden beam loss (SBL) events....
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