Embedded Files
Spectrometer elements
Spectrometer elements
Monochromators
Monochromators
PG monochromator (vertical focus)
PG monochromator (vertical focus)
Distance from the 1st collimator : 1203 mm
Thickness : 2 mm
Dimensions of each crystal：W40 × H12 mm
Mosaic spread 30'
Number of crystals : 11 (rows) x 5 (columns)
Heusler monochromator (transmission-type)
Heusler monochromator (transmission-type)
Single crystal magnetized along the vertical direction
Window size : W 50 x H 70 mm
Analyzers
Analyzers
PG analyzer (vertical focus)
PG analyzer (vertical focus)
Distance from the 3rd collimator : 150 mm
Thickness of PG crystals : 2 mm
Dimensions of each crystal：W40 × H12 mm
Mosaic spread 30'
Number of crystals : 5 (rows) x 5 (columns)
Horizontal-Focusing Analyzer (HFA-flex)
Horizontal-Focusing Analyzer (HFA-flex)
Thickness of PG crystals : 2 mm
Total width/height of PG crystals : W220 x H104 mm
Dimensions of each crystal：(top and bottom) W22 × H30 mm, (middle) W22 x H40 mm.
Mosaic spread 30' (?)
Number of crystals : 3 (rows) x 9 (columns)
How to install HFA-flex : Maintenance log (Jul. 25, 2022)
Test measurements for HFA : exp 156 (May 2025).
Horizontal Focusing Analyzerの設置について(2025.7.22)
Heusler analyzer (transmission type)
Heusler analyzer (transmission type)
Single crystal magnetized along the vertical direction
Window size : W 50 x H 70 mm
Collimators
Collimators
Filters
Filters
Sapphire filter (old)
Sapphire filter (old)
Dimensions : 28.6 mm (width) x 56.2 mm (height) x 84.0 mm (length)
Placed between the monochromator and 2nd collimator.
Sapphire filter (new)
Sapphire filter (new)
Dimensions : 30.0 mm (width) x 80.0 mm (height) x 84.0 mm (length)
Placed between the monochromator and 2nd collimator.
PG filter
PG filter
Placed between the sample and 3rd collimator.
Detector/Monitor
Detector/Monitor
see also MCA analysis log.
Detector
Detector
3He, 8 atm
HV : iseg NHQ 222M (Channel A : 1450 V)
Preamp : CANBERRA model 2006E
AMP/SCA : CANBERRA AMP/SCA 2015A (Gain: coarse 128, fine 0, time-constant: fix (2 μs) ), Window mode (Lower 0.46 V, dE=2.29 V)
Low-sensitivity monitor (old 6G monitor, for PG mono)
Low-sensitivity monitor (old 6G monitor, for PG mono)
3He
HV : iseg NHQ 222M (Channel B : 1000 V)
Preamp : CANBERRA model 2006E (CANBERRAのAMP/SCA 2015Aから給電)
Main Amp : ClearPulse 4417 (Gain: coarse 16, fine 0, time-constant: 1 μs )
SCA : ClearPulse 1150, (Integral mode: upper 4.6 V, lower 0.25 V)
Correction factor for inelastic scattering (Cowley correction)
High-sensitivity monitor (LND, for Heusler mono)
High-sensitivity monitor (LND, for Heusler mono)
3He
HV : iseg NHQ 222M (Channel B : 700 V)
Preamp : CANBERRA model 2006E (CANBERRAのAMP/SCA 2015Aから給電)
Main Amp : ClearPulse 4417 (Gain: coarse 16, fine 0, time-constant: 1 μs )
SCA : ClearPulse 1150, (Integral mode: upper 4.6 V, lower 0.25 V)
Slits
Slits
Slit 1(incident) and 2(outgoing)
Slit 1(incident) and 2(outgoing)
Maximum opening : 40 x 40 mm
Devices for polarized measurements
Devices for polarized measurements
Helmholtz coil
Helmholtz coil
Diameter : 590 mm
4 coils (3 horizontal coils, and 1 vertical coil)
Temperature controller
Temperature controller
Lakeshore 335
Lakeshore 335
Computer settings
Computer settings
Control PC
Control PC
OS: Windows 10 Pro
Spectrometer control program : SPICE/WASABI 1.0
PXI
PXI
model : NI-PXIe 8821
PLC
PLC
model : FA-3M
5G PONTA axis settings
5G PONTA axis settings
Downloads (instrument group only)
Downloads (instrument group only)
More detailed info on computers (instrument group only)
More detailed info on computers (instrument group only)
Opensearch Dashboard (instrument group only)
Opensearch Dashboard (instrument group only)
Page updated
Report abuse