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@INPROCEEDINGS{Lieutenant:1043659,
author = {Lieutenant, K. and Meinerzhagen, Y. and Houben, Andreas},
title = {{T}he diffractometer for the {H}i{CANS} source {HBS}-{I}},
reportid = {FZJ-2025-02961},
year = {2025},
abstract = {High-Current Accelerator-driven Neutron Sources (HiCANS)
are a promising new type of neutron source with the
potential to serve as national neutron sources, providing an
alternative to research reactors. Several countries are
currently developing HiCANS facilities, including Germany's
High Brilliance neutron Source (HBS), which has been
described in a Technical Design Report.As part of the
preparation for its construction, a prototype of the HBS is
planned to be built on the campus of the Forschungszentrum
Jülich (FZJ) in Jülich, Germany, within the next decade.
The prototype will be equipped with five instruments: a SANS
instrument, a reflectometer, an imaging instrument, a PGNAA
instrument, and a diffractometer. The diffractometer is
being designed in collaboration with RWTH Aachen University
and will function as a flexible time-of-flight instrument
suitable for various neutron diffraction applications.The
applications of the diffractometer will include powder
diffraction, single crystal diffraction, and engineering
diffraction. Its design will be developed through an
iterative simulation process to optimize the final layout
for all the above setups. This versatility is facilitated by
different source frequencies and duty cycles, variable
collimation, and movable detector elements. High resolution
will be achieved through pulse shaping using a dedicated
chopper system. With a compact length of only 25 meters, it
will offer a large bandwidth. Furthermore, technical
implementation of the developments is coming into focus as
well.The simulation and iterative optimization of a
flexible, multi-purpose diffractometer will allow to tailor
dedicated diffraction instruments utilizing the particular
strengths of the HBS source and potential future extensions.
The high degree of flexibility also considers the needs of
different user groups and science cases. Now is the time to
initiate these developments. For this, the involved groups
are building on the experience gained from previous
cooperation projects.},
month = {Jul},
date = {2025-07-06},
organization = {The International Conference on
Neutron Scattering, Bella Center in
Copenhagen, Denmark, with the last day
at the European Spallation Source (ESS)
in nearby Lund, Sweden (Denmark), 6 Jul
2025 - 10 Jul 2025},
subtyp = {Invited},
cin = {JCNS-2 / JARA-FIT},
cid = {I:(DE-Juel1)JCNS-2-20110106 / $I:(DE-82)080009_20140620$},
pnm = {632 - Materials – Quantum, Complex and Functional
Materials (POF4-632) / 6G4 - Jülich Centre for Neutron
Research (JCNS) (FZJ) (POF4-6G4)},
pid = {G:(DE-HGF)POF4-632 / G:(DE-HGF)POF4-6G4},
typ = {PUB:(DE-HGF)24},
url = {https://juser.fz-juelich.de/record/1043659},
}