Following the Ibero-Maurusian was the Capsian, the origin of which is also obscure.
Pyoderma gangrenosum is a rare, destructive, neutrophilic dermatosis, the origin of which remains largely obscure.
Conventional fractographic failure analysis indicated that there was a signifcant bending stress component in the fatigue failure, the origin of which was unclear.
Here, Helium Ion Microscopy is used to examine uncoated polymer foams and some very strong but unexpected contrast is observed, the origin of which is established here.
Both methods, however, yield spurious velocities of the same order, the origin of which is due solely to errors in curvature.
The German government has been seeking ways to integrate the country's 7.5 million people of foreign origin, of which a third are of Turkish descent.
Test samples, the origin of which had previously been ascertained using conventional techniques, were then analysed to determine the accuracy of their method.
The most important vestment among the insignia is the stole, the emblem of sacerdotal status, the origin of which is the ancient pallium.
Secondly, new structures are created, the origin of which is shown to be in the instability of lateral jets of fluid issuing from the spot.
Strange stars with low masses are suggested to exist in reality, the origin of which could be via accretion-induced collapse of white dwarfs.
Some spectra observed at the north-east lunar limb, show few unusual absorption features located at 0.357, 0.430 and 0.452 μm, the origin of which is presently unknown.
