AMSTERDAM — Outside Royal Dutch Shell's research laboratories here, a stack of tubes, tanks and dials four stories high percolates 24 hours a day.
Confocal z-stacks of tubes (n = 9 12 per assay from 3 different assays) were examined for the presence of openings.
Most times, the art itself is pretty cheap and you end up with stacks of rolling tubes piled in a corner.
The numerical method is applied to the prediction of the transmission loss of a stack of capillary tubes with and without mean flow considering the effects of radial components and the calculated results agree reasonably well with experimental ones.
The tubular composite also exhibits better electrochemical properties than the microsized aggregated particles due to the unique tubular nanostructure with large specific surface, short Li-ion diffusion pathway, and loose stacking of the tubes.
Young men wait by stacks of black inner tubes, ready to rent them out.
Anderson tells us his inspiration was twofold: a visit to M.I.T.'s "differential analyzer," an early mainframe powered by "tall stacks of blinking vacuum tubes," and his revulsion for the demagoguery of Joseph R. McCarthy.
Es Devlin supplies another impressive design: white, double-decked, splashed with white slogans, stacked with tubes of lotions and sleek kitchen equipment, it revolves slowly, like a 30s liner.
On the fringe of the Nanchang factory, whose more modern workshops make fighter aircraft and ballistic missiles, a single conveyor belt runs down the middle of a cavernous room and past stacks of olive-drab steel-tube frames, bulbous black gas tanks and army-green fenders.
In contrast, F-actin rings in the bumblebee formed densely packed nearly contiguous stacks of rings forming a tube of about 1/3 smaller diameter compared to that in the honeybee.
Stacks of well-worn brushes and tubes of oil paint have the dignity of still lifes.
