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Round robin

The Nuclear Resonance Scattering forms a tightly bound community with beamlines at the main synchrotron radiation storage ring facilities around the globe.

A summary of capabilities for the existing nuclear resonance beamline is given in the table below.  

Facility APS-U ESRF-EBS SPring-8 PETRA-III HEPS
Location           Argonne National Laboratory, USA                     Grenoble, France Hyogo, Japan Hamburg, Germany Beijing, China
Energy
(GeV)
6 6 8 6 6
Current
(mA)
200 multibunch mode,
140 for 48 b mode
200 for uniform mode,
200 for 7/8+1 mode
200 for 28x12+1 mode
150 for 62b mode,
90 for 16b mode,
40 for 4b mode
100 120 multibunch mode,
100 for 40b mode 
200
Circumference
(m)
1104 844 1436 230 1360

Emittance
(h x v)
(pm-rad)

28 x 31
(full coupling)
44 x 3.3
(low coupling)
110 x 5 7600 x 140 1200 x 12
(1% coupling)
60
(design)
NRS beamlines

3-ID, full
16-ID, partial
30-ID, partial

ID14, full BL35XU, partial
BL19LXU, partial
BL11XU, partial
P01, partial ID33, partial
Accessible
Isotopes
83Kr, 57Fe,
151Eu, 161Dy, 119Sn
57Fe, 151Eu, 149Sm, 161Dy, 119Sn, 129I, 61Ni, 121Sb, 125Te, 169Tm, 129Xe,
73Ge (66.7 keV), 99Ru, 187Os
57Fe, 151Eu, 149Sm, 161Dy, 119Sn, 174Yb, 61Ni, 193Ir, 99Ru 169Tm, 57Fe, 119Sn, 125Te,121Sb, 193Ir 57Fe, 151Eu, 119Sn, 161Dy
Experimental methods 3-ID-B:
NFS, NRIXS-NIS, TDI
(83Kr, 57Fe,
151Eu, 161Dy)

3-ID-C:
NFS, NRIXS-NIS (57Fe)

16-ID-D:
NFS, NRIXS-NIS (57Fe)

30-ID-B:
NFS, NRIXS-NIS (119Sn)
NFS (GINRS, SANRS, NBD): all accessible isotopes

NRIXS-NIS: 57Fe, 151Eu, 149Sm, 161Dy, 119Sn, 121Sb, 125Te, 129Xe,  187Os

SRPAC:  57Fe, 
119Sn, 61Ni

TDI: 57Fe

MS (SMS): 57Fe 

BL35XU:
NRIXS-NIS, NFS, MS (57Fe, 151Eu, 149Sm, 161Dy, 119Sn)
TDI, NRQES (57Fe)
MS (174Yb, 61Ni, 193Ir, 99Ru)

BL19LXU: NRIXS-NIS, NFS (57Fe)
MS (174Yb, 61Ni, 193Ir, 99Ru)

BL11XU:
SMS (57Fe)
MS (174Yb, 61Ni, 193Ir, 99Ru)

 

NFS: 169Tm, 57Fe, 119Sn, 125Te,121Sb, 193Ir

NRIXS-NIS: 169Tm, 57Fe, 119Sn, 125Te,121Sb

SRPAC:  57Fe,
119Sn

MS (SMS): 57Fe 

NFS: 57Fe, 151Eu, 

119Sn, 161Dy

NRIXS-NIS:  57Fe, 151Eu, 

119Sn, 161Dy

Undulator
source

3-ID: 27mm period. 4.8m long

16-ID: 33mm period, 2.4m long

30-ID: 13.5mm period, 4.8m long

now
IVCPMU18.6 (2m long) + revolver U20/U27 (1.6m long) + phase shifter for phasing

future
IVCPMU18.6 (2m long) + IV16.2 (2m long) + phase shifter for phasing

BL35XU: 20mm period, 4.5m long

BL19LXU: 32mm period, 25m long

BL11XU: 32mm period, 4.5m long

U36 (5m long)
+ U36 (5m long)
18.6mm period, 4m long
Bunch structure 48 bunches 
76.5ns apart

uniform: 992 bunches, 2.8ns apart

7/8+1: 868 bunches uniform filling + 1 bunch in the center of a 351ns gap

28x12+1: 28 trains of 12 bunches with 88ns between trains + 1 bunch in the center of a 320ns gap

62 bunches 44ns apart

16 bunches 176ns apart

4 bunches 704ns apart     

A-mode: 203 bunches 23.6ns apart

B-mode: 4 trains of 84 bunches with 51.1ns gap

C-mode: 11 trains of 29 bunches with 145.5ns gap

D-mode: 1/7 + 5 single with 684.3 ns gap

E-mode: 2/29 +26 single with 165.2ns gap

F-mode: 1/14 + 12 single with 342ns gap

G-mode: 4/58 + 53 single with 83ns gap

H-mode: 11/29 with 11.8ns gap + 1 single with 1486ns gap   

multibunch: 480 bunches 16ns apart

40 bunch: 40 bunches 192ns apart 

63 bunches 72ns apart