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Detector 32 x 32 pixels, each 1 cm 2 at a distance of 4.6 m from the sample 1 bar 3 He and 0.3 bar CF 4 area 32 x 32 cm 2 pixel size 1 cm 2 angular range θ 2° ... 70° (Cryostat) 2° ... 30° (Oven, Sample Changer) ... Guide hall n°2, cold polarising guide H511 Neutron beam characteristics diameter at sample position 40 mm incident wavelength 6 ... 25 ...

Tyrex-2 and its team. From left to right: Philippe, Nicolas, David. Tyrex-2 at work ©2023 Laurent Thion <ecliptique.com> A closer view of the stack of lasers which polarise the 3 He ©2023 Laurent Thion ... Thion <ecliptique.com> Reference Photo gallery Tyrex-2 at work and its team: from left to right: Philippe, Nicolas, David. Another overall view ...

Heavy water&nbsp;(deuterium oxide,&nbsp;2H2O,&nbsp;D2O) is a form of&nbsp;water&nbsp;whose hydrogen atoms are all&nbsp;deuterium&nbsp;(2H&nbsp;or D), also known as&nbsp;heavy hydrogen) rather than the

) flux (10 7 n.cm -2 s -1 ) Conditions polarised Heusler (111) (230x150mm 2 ) 3.437 2.662 4.1 8.0 1.05 7.0 0.55 virtual source D=40 mm sapphire filte unpolarised Si (111) (190x200mm 2 ) 3.135 3.0 4.5 11 ... Si (111) 3.355 3.135 horizontal and vertical focusing 3 He detector 4 x 10 cm 2 (vertical) Beam cross-section 20 x 20 mm 2 Instrument ...

s Δλ/λ = 2 % to 26 % (depending on chopper pair & detector distance) Collimation 4 movable guide sections 2.5 m Beam nose 2.8 m Guide cross-section 30 x 30 mm Source-to-sample distances (m) 2.8, 5.3, 7 ... distances 1.2 ... 12.8 m Detector 1 (rear): Single panel monoblock 640 x 640 mm Pixel size 5 x 5 mm 2 (128 x 128 pixels) Maximum count rate 4 ...

the formation of decomposition products (liquids and gases). The main gases listed are: Temp H 2 O N 2 CO 2 N 2 O 300 K 18% 43% 17% 7% 77 K 18% <17% 40% 10% Nature of bubbles The fact that the formation of ... conditions X-ray source: a standard tungsten tube (30 keV, 10 mA) Sample: oxalic acid [ (COOH) 2 , 2H 2 O ], single crystals a few ...

cell) 300 MPa for SANS providing Ø10 mm incident beam access (2 copies, see cell 21PL30AO2 ) 500 MPa for SANS (2 copies, see cell 11PL50AO2 ) (png - 527 Ki) (pdf - 211 Ki) ... spectrometers and SANS and features an extremely low background. The sample thickness varies between 2 and 4 mm and the temperature is controlled with a thermostatic bath ...

(111), (224) Bragg angle 2θ m 42.7°, 70° or 90° wavelength 0.8 < λ/Å <2.4 Collimation before monochromator 60' (natural) Sample max. beam size 10 mm flux 10 7 ... 10 8 n cm -2 s -1 angular range -60° < ... es, filamentous viruses), water is a key environmental parameter. The amount of H 2 O in the sample and the H 2 O/D 2 O substitution in ...

Å -1 λ/2 contamination < 2 x 10 -4 at 1.26 Å with Cu monochromator and no analyser < 10 -5 at 1.26 Å with Cu monochromator and PG (008) analyser Sample beam size 10 x 8 mm 2 flux ≥5 x 10 6 cm -2 s -1 (λ ... (λ = 2.36 Å; PG-monochromator and filter) ≥2 x 10 6 cm -2 s -1 (λ = 1.26 Å; Cu-monochromator) Analyser vertically focussing pyrolytic graphite ...

Detector type 3 He Tubular Aluminium Monoblock sample-detector distance 1.0 – 2.8 m size 500 x 250 mm 2 resolution 2 x 7 mm 2 dead-time 34 ns Characteristics FIGARO (Fluid Interfaces Grazing Angles Refl ... guide H171 (Vertical Neutron Source) guide section 80 x 30 mm2 (w x h) Instrument Data beam size at sample 40 x 10 mm 2 incident wavelength ...