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cyclic fatiguing at PMAX = 34 kN. In total the weld was subjected to over 100,000 fatigue cycles. Fig. 2 shows the variation of residual stress in the weld with crack length c. The results show that in fact

sources including the ILL. The stress field in such a weldment is complex as can be seen in figure 2 and is useful for assessing measurement protocols which include sample alignment and data interpretation

sources including the ILL. The stress field in such a weldment is complex as can be seen in figure 2 and is useful for assessing measurement protocols which include sample alignment and data interpretation

all nuclei which can be reached by thermal neutron capture. In exceptional cases nuclei with up to 2 neutrons beyond stability have been studied. Examples for lifetime studies concern for instance the

pattern at the highest take-off angle with a neutron flux of up to 10 7 ns -1 cm -2 or a high flux of up to 10 8 ns -1 cm -2 at medium resolution at lower take-off angle. ... D20 - High-intensity two-axis diffractometer with variable resolution D20 is very high intensity 2-axis diffractometer equipped with a large microstrip detector. Due to the ...

4 thin anodes per detection cell). The detection plates have each 32 cells of 2.568 mm (0.1˚) each, covering in total 3.2˚. The current PSD covers 153.6˚, with 48 plates mounted in a curved aluminium housing ... s response, a very high stability and the possibility of very high counting rates. The movie (page 2) shows the construction of this large ...

Simulated experiment The thermal neutron beam from the reactor is divided into two parallel beams, one for D2B, the other for D20. The D20 beam first reaches one of its four monochromators. The monochromatic beam

are composed of aggregation of collagen and hydroxyapatite crystals aggregates Ca 10 (PO 4 ) 6 (OH 2 ). They are a living material with some amazing features; if damaged, they self-restore heal and react

(jpg - 55 Ki) Rheologic investigations of orientation of Ni(OH)2plateletsThis was performed by means of stroboscopic acquisitions on D20 Stroboscopy Stroboscopic acquisitions on D20 were used for rheologic ... direction changed every 10 s. In order to study the dynamics of disordering and realigning of Ni(OH)2 platelets after flow reversal, every ...

only 0.5 seconds after the ignition, and after a delay of 2 seconds (during excess heating of 2000°C) the rapid nucleation and growth of Ti 3 SiC 2 . The whole reaction is over in only 5 seconds after the ... (jpg - 111 Ki) Structure of Ti3SiC2 and time-resolved neutron diffraction patterns recorded on D20Intensity is color-coded, from dark blue ...