Tino Noll, Manuel Fohler, Durgamadhab Mishra, Jan Geilhufe, Dieter Engel, Peter Bischoff and
Stefan Eisebitt
Institut für Optik und atomare Physik der TU-Berlin /
Helmholtz-Zentrum-Berlin für Materialien und Energie
New mechanics
for the
Coherent X-ray scattering endstation
at
BESSY
Functionalities of the new endstation
Dedicated coherent scattering chamber for users
High flux beam line at UE 49 SGM
Reflection, Transmission
Microscopy, Scattering (static and dynamic (time, temperature, field etc))
Holography, Ptychography, Coherent Diffraction Imaging, Tomo-holography…
Retractable for using other endstations like solid state RICXS
ID aperture
Wall
WAU1 Grating
Exit slit
WAU2 WAU3
Filters
Focus
Schematic view of the beam line (not up to scale)
Beamline
Design
Liquid helium dewar
Support frame
CXS Chamber
Sample transfer
Focusing mirror
X-ray
The experiment patform at 1.6 m
Opening and retracting the chamber
Scattering geometry
Incoming x-ray
Scattered x-ray
Vector magnet
CCD detector
Slider with beam stop
y
x
- z
Inner mechanics without magnet
Sample holder
Sample manipulator
CCD
Inner part without magnet
Seite 11
The detector manipulator inside
the transport frame
CCD movements
Sample manipulator
sample holder
piezo linear motors
capacitive encoders
movable platform
Sample manipulator
X
Z Y
light direction
Sample manipulator
X
Z Y
pitch
roll
jaw
light direction
Präsentationstitel Blindtext Lorem ipsum dolores | M. Mustermann | Anlass der Präsentation
Seite 16
The sample manipulator
MEDSI14 Tino Noll et. al. Coherent X-ray scattering endstation at BESSY Page 17
moving the sample platform 50 microns
in beam direction and return to origin
MEDSI14 Tino Noll et. al. Coherent X-ray scattering endstation at BESSY Page 18
moving the sample platform 1 micron
lateral to the beam
MEDSI14 Tino Noll et. al. Coherent X-ray scattering endstation at BESSY Page 19
moving the platform 2mm
vertical up and down
MEDSI14 Tino Noll et. al. Coherent X-ray scattering endstation at BESSY Page 20
Sample transfer
coronal section of the endstation
sample
magazine
for 30
samples
transfer arm
with grabber
vector magnet
path to the
spectrometer
sample
6 DOF
platform for
sample
manipulation
Sample transfer unit
Magazine
Grabber with three fingers
Sample exchange inside the chamber
MEDSI14 Tino Noll et. al. Coherent X-ray scattering endstation at BESSY Page 24
chuck mechanism
Thank you!
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