Hervé Dzitko
YOU?
Author Swipe
View article: Characterization of beam optics considering fringe fields of quadrupole magnets in a LIPAc 5 MeV beamline
Characterization of beam optics considering fringe fields of quadrupole magnets in a LIPAc 5 MeV beamline Open
This paper investigates the effect of the fringe fields of quadrupole magnets (quads) on the beam optics of a 5 MeV beamline in the Linear IFMIF Prototype Accelerator (LIPAc). IFMIF stands for the International Fusion Materials Irradiation…
View article: Measurements of Momentum Halo Due to the Reduced RFQ Voltage During the LIPAc Beam Commissioning
Measurements of Momentum Halo Due to the Reduced RFQ Voltage During the LIPAc Beam Commissioning Open
The Linear IFMIF Prototype Accelerator, LIPAc, is being commissioned aiming in particular at validating the RFQ up to 5MeV beam acceleration. Eventually, the nominal beam of 5 MeV-125 mA in 1 ms/1 Hz pulsed mode was achieved in 2019. The b…
View article: Achievement of high-current continuous-wave deuteron injector for linear IFMIF prototype accelerator (LIPAc)
Achievement of high-current continuous-wave deuteron injector for linear IFMIF prototype accelerator (LIPAc) Open
The Linear IFMIF (International Fusion Materials Irradiation Facility) Prototype Accelerator (LIPAc) is aiming at demonstrating the low-energy section of a 40 MeV/125 mA IFMIF deuteron accelerator up to 9 MeV with a full beam current in co…
View article: Cleanroom assembly of the IFMIF SRF Linac
Cleanroom assembly of the IFMIF SRF Linac Open
In complement to the development activities for fusion reactors (JT-60SA & ITER), Fusion for Energy contributes to the R&D for material characterisation facilities. Within the Broader Approach agreement, different actors from Europe to Jap…
View article: Operational Consideration in the LIPAc SRF with Potential Solenoid Failure Modes
Operational Consideration in the LIPAc SRF with Potential Solenoid Failure Modes Open
The commissioning of LIPAc (Linear IFMIF Prototype Accelerator) is ongoing at Rokkasho institute of QST for the engineering validation of the accelerator system up to 9 MeV/125 mA. Several SRF cryomodules will be required for IFMIF to acce…
View article: Cleanroom Assembly of the LIPAc Cryomodule
Cleanroom Assembly of the LIPAc Cryomodule Open
In complement to the development activities for fusion reactors (JT-60SA ITER), Fusion for Energy contributes to the R for material characterisation facilities. LIPAc is the technical demonstrator for the production and acceleration of a D…
View article: Extraction and low energy beam transport models used for the IFMIF/EVEDA RFQ commissioning
Extraction and low energy beam transport models used for the IFMIF/EVEDA RFQ commissioning Open
The Linear IFMIF Prototype Accelerator (LIPAc) is a high intensity D + linear accelerator; demonstrator of the International Fusion Material Irradiation Facility (IFMIF). In summer 2019 the IFMIF/EVEDA Radio Frequency Quadrupole (RFQ) acce…
View article: The IFMIF-DONES fusion oriented neutron source: evolution of the design
The IFMIF-DONES fusion oriented neutron source: evolution of the design Open
IFMIF-DONES is a powerful neutron irradiation facility for the study and qualification of materials planned as part of the European roadmap to fusion-generated electricity. Its main goal is to study properties of materials under severe irr…
View article: Impact of the Magnet Alignment and Field Errors on the Output Uniform Beam at the DONES HEBT Line
Impact of the Magnet Alignment and Field Errors on the Output Uniform Beam at the DONES HEBT Line Open
IFMIF-DONES will be a facility devoted to study the degradation of advanced materials for operation of fusion reactors. Motivated by the need of optimizing the neutron irradiation to the materials samples, the HEBT line of the deuteron DON…
View article: The Accelerator System of IFMIF-DONES Multi-MW Facility
The Accelerator System of IFMIF-DONES Multi-MW Facility Open
The IFMIF-DONES (DEMO-Oriented Neutron Early Source) facility has passed the preliminary design phase and the detailed design phase is very much advanced. Next step will be the preparation phase for the construction of the facility. The DO…
View article: IFMIF/EVEDA RFQ Beam Commissioning at Nominal 125 mA Deuteron Beam in Pulsed Mode
IFMIF/EVEDA RFQ Beam Commissioning at Nominal 125 mA Deuteron Beam in Pulsed Mode Open
In summer 2019 the IFMIF/EVEDA Radio Frequency Quadrupole (RFQ) accelerated its nominal 125 mA deuteron beam current up to 5 MeV, with 90% transmission for pulses of 1 ms at 1Hz. The Linear IFMIF Prototype Accelerator (LIPAc) is a high int…
View article: Transverse Emittance Measurement of a 2.5 MeV Proton Beam on LIPAc, IFMIF’s Prototype
Transverse Emittance Measurement of a 2.5 MeV Proton Beam on LIPAc, IFMIF’s Prototype Open
IFMIF (International Fusion Materials Irradiation Fa-cility) is an accelerator-driven neutron source aiming at testing fusion reactor materials. Under the Broader Ap-proach Agreement, a 125 mA / 9 MeV CW deuteron accelerator called LIPAc (…
View article: Lattice Design for 5MeV-125mA CW RFQ Operation in the LIPAc
Lattice Design for 5MeV-125mA CW RFQ Operation in the LIPAc Open
The installation and commissioning of the LIPAc are ongoing under the Broader Approach agreement, which is the prototype accelerator of the IFMIF for proof of princi-ple and design. The deuteron beam will be accelerated by the RFQ linac fr…
View article: Progress of IFMIF/EVEDA Project and Prospects for A-FNS
Progress of IFMIF/EVEDA Project and Prospects for A-FNS Open
International Fusion Materials Irradiation Facility (IFMIF) is an accelerator-based D-Li neutron source, in which two 40 MeV Deuteron(D) beams with a total current 250 mA impact on a liquid Li stream flowing at 15 m/s. In the IFMIF/EVEDA p…
View article: Preparation of the Cryomodule Assembly for the Linear IFMIF Prototype Accelerator (LIPAc) in Rokkasho
Preparation of the Cryomodule Assembly for the Linear IFMIF Prototype Accelerator (LIPAc) in Rokkasho Open
The staged installation and commissioning of LIPAc is ongoing at Rokkasho Fusion Institute of QST, Japan for validating the low energy section of the IFMIF deuteron accelerator up to 9 MeV. The LIPAc Superconducting Radio Frequency acceler…
View article: Beam Commissioning of Beam Position and Phase Monitors for LIPAc
Beam Commissioning of Beam Position and Phase Monitors for LIPAc Open
The LIPAc accelerator is 9-MeV, 125-mA CW deuteron accelerator that aims to validate the technology that will be used in the future IFMIF accelerator (40-MeV, 2 x 125-mA CW). LIPAc is presently under beam commissioning of the second accele…
View article: Radiation Measurement in the 1st Beam Commissioning Campaign of the LIPAc RFQ
Radiation Measurement in the 1st Beam Commissioning Campaign of the LIPAc RFQ Open
The 1st proton beam acceleration of the Linear IFMIF Prototype Accelerator (LIPAc) through its novel RFQ was succeeded on 13th June 2018. Addition to plenty of beam diagnostics equipped in the beam line, we prepared some radiation detector…
View article: Commissioning Status of Linear IFMIF Prototype Accelerator (LIPAc)
Commissioning Status of Linear IFMIF Prototype Accelerator (LIPAc) Open
The IFMIF project aiming at material tests for a future fusion DEMO reactor is under the EVEDA phase in the BA Agreement of fusion program between Japan and EU. As the accelerator activity, the installation and commissioning of the Linear …
View article: Beam Dynamics Simulation and Measurements for the IFMIF/EVEDA Project
Beam Dynamics Simulation and Measurements for the IFMIF/EVEDA Project Open
In the framework of IFMIF/EVEDA project the source and RFQ are ready to be tested with beam. In this article the beam dynamics simulation and the measurement performed in preparation of the first beam injection are presented. The installed…
View article: IFMIF/EVEDA RFQ Preliminary Beam Characterization
IFMIF/EVEDA RFQ Preliminary Beam Characterization Open
The IFMIF/EVEDA RFQ is the longest and powerful operated. Therefore, it requires a careful characterization from several aspects: beam dynamics, RF, mechanics, installation and commissioning. Due to the very large power handling, the preli…
View article: Progress Report on LIPAC
Progress Report on LIPAC Open
International Fusion Materials Irradiation Facility (IFMIF) is the neutron source for simulating fusion reactor environment using two 40 MeV/125 mA CW D⁺ beams. LIPAc facility is under construction in Rokkasho for validating 9 MeV/125 mA C…
View article: Beam Induced Fluorescence Measurements of 100 keV Deuterons in LIPAc Accelerator
Beam Induced Fluorescence Measurements of 100 keV Deuterons in LIPAc Accelerator Open
The LIPAc accelerator will be a linear CW deuteron accelerator capable of delivering a 9 MeV, 125 mA beam which aims to validate the technology that will be used in the future high power accelerator-driven neutron source, IFMIF. In summer …
View article: Beam Commissioning of the IFMIF EVEDA Very High Power RFQ
Beam Commissioning of the IFMIF EVEDA Very High Power RFQ Open
IFMIF, the International Fusion Materials Irradiation Facility, is an accelerator-based neutron source that will use Li(d, xn) reactions to generate a flux of neutrons with a broad peak at 14 MeV equivalent to the conditions of the Deuteri…
View article: Beam Dynamics of the First Beams for IFMIF-EVEDA RFQ Commissioning
Beam Dynamics of the First Beams for IFMIF-EVEDA RFQ Commissioning Open
The installation of the IFMIF-EVEDA RFQ, MEBT, LEBT, source and beam dump was completed in September 2017. The beam dynamics of the first beams for the IFMIF-EVEDA RFQ commissioning is presented. Moreover, a proposal for the CW RFQ steady …
View article: Source and LEBT Beam Preparation for IFMIF-EVEDA RFQ
Source and LEBT Beam Preparation for IFMIF-EVEDA RFQ Open
The commissioning phase of the IFMIF-EVEDA RFQ requires a complete beam characterization with simula-tions and measurements of the beam input from the IFMIF-EVEDA ion source and LEBT, in order to reach the RFQ input beam parameters. In thi…
View article: Machine Protection and Safe Operation of LIPAc Linear Accelerator
Machine Protection and Safe Operation of LIPAc Linear Accelerator Open
A Li(d, xn) fusion relevant neutron source with a broad peak at 14 MeV is indispensable to characterize and qualify suitable structural materials for the plasma facing components in future fusion reactors. LIPAc (Linear IFMIF Prototype Acc…