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at 1.84 Å with beam area 1x1 cm 2 flux in front of interferometer 16000 n cm -2 s -1 flux in O-bean and H-beam 7000 n cm -2 s -1 contrast in O-beam 90% wavelength spread Δλ/λ 2.4% beam divergency 0.75° ... [331] wavelenght range 1.6 Å < λ <2.9 Å Beam cross section 2 x 5 cm 2 Interferometry Large perfect Si crystal interferometers of different ...

-1 7.9 x 10 6 crystal Germanium (311) wavelength 1.28 Å flux at sample/n cm -2 s -1 0.4 x 10 6 max beam size 5 x 2 cm 2 Detector 3 He multidetector containing 1280 cells angular range 2θ 128° radius of ... Scanning 2 or 3 positions allows the complete determination of the pole figures in typically one day of beam time. D1B is controlled by a Linux ...

of the beam paths contains a spin flipper which turns the incident spin up state into a spin down state. The exiting beams are a superposition of up and down state, each coming from a distinct beam path ... splits the neutrons coherently into two beam paths. The second blade acts as a mirror. The third blade superimposes the components from both ...

data translation x,y ± 300 mm max. distance to beam 460 mm z 150 mm rigid translation 700 mm tlit (χ, φ) ± 30° rigid rotation (Ω) 360° rotation (ω) ± 45° Beam defining optics radial collimators primary and ... laboratory. Two options for beam size definition are available: computer controlled variable slit systems and radial focusing collimators. ...

Reactor hall, beam tube H9 Sources 229 Th, 233 U, 235 U, 237 Np, 239 Pu, 241 Pu, 241 Am, 245 Cm, 249 Cf, 251 Cf flux at target position 5.3 · 10 14 n cm -2 s -1 horizontal aperture 2β ≤ 2.3° vertical aperture ... distribution in the products of thermal-neutron-induced nuclear fission at very high resolution. The beam intensity at the separator also ...

mode, there is a beam distributor within the turbine housing, which guides the full UCN beam to just 1 of 3 beam ports at a time. The characteristics of the different beams are: The VCN beam is 7 cm high and ... velocity range from 0 to 15 m/s enlargement of the beam from 7 x 3.4 to 8 x 16 cm 2 and wide divergence UCN beam 230 rpm, receding speed ...

super-mirror (m=2) ballistic neutron guide H113, 76 m length Un-polarized beam cross-section 6 cm by 20 cm Height of the neutron beam above the floor level PF1B: 140 cm Mean neutron wavelength 4.0-4.5 A U ... Un-polarized equivalent flux at guide exit 2·10 10 n/cm 2 /s Polarized beam cross-section 3 cm by 4.5 cm or 6 cm by 8 cm Polarized equivalent ...

of a compact and high-resolution time-of-flight measurement device for cold neutron beams." Phys. Rev. Acceler. Beams 22: 032801. P.P. Crepin, E.A. Kupryianova, R. Guerout, A. Lambrecht, V.V. Nesvizhevsky ... E., Yzombard, P. (2024). "GRASIAN:shaping and characterization of the cold hydrogen and deuterium beams for the forthcoming first ...

n geometry Transmission or backscattering Neutron beam Flux at sample position about 10 7 n/cm 2 /s Wavelength range 0.8 - 3.2 Å Sample stage-to-beam distance 40 - 70 mm Detector (1) (1) Photonics Science ... mm Geometry from transmission (γ=0º) to back scattering (γ=180º), preferred γ angles: 0º, 90º, 180º Beam divergence : about h= 0.6º, v= 0.8º ...

Reactor hall, thermal beam H11 Monochromator 28 Ge[115] crystals of 1 x 5 x 1 cm 3 take-off-angle 135° Germanium [hkl] wavelengths λ /Å 557 1.051 337 1.277 551 1.464 335 1.594 (optimum λ) 331 2.398 113 ... 113 3.152 flux at sample λ = 1.594 Å Å 10 6 high resolution Å 10 7 high intensity Sample beam size at sample 2 x 5 cm 2 angular range 5° <2θ ...