Optimizing a Ratchet Gear
The energetic efficiencies of rocked ratchets reported in the literature typically lie in the sub-percent range. We discuss the problem
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A Submillimetre Survey of the Hubble Deep Field: Unveiling Dust-Enshrouded Star Formation in the Early Universe
The advent of sensitive sub-mm array cameras now allows a proper census of dust-enshrouded massive star-formation in very distant galaxies,
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CLOVER - A new instrument for measuring the B-mode polarization of the CMB
We describe the design and expected performance of Clover, a new instrument designed to measure the B-mode polarization of the
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Deep Sub-millimeter Surveys and the Hidden Phases of Galaxy Formation
Deep surveys in the far-infrared and sub-millimeter wavebands are revealing a new phase of galactic evolution hidden by dust. Observations
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Deep sub-mm surveys: High redshift ULIRGs and the formation of the metal-rich spheroids
Deep surveys of the sky at millimeter wavelengths have revealed a population of ultra-luminous infrared galaxies (ULIRGs) at high redshifts.
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Ideally Efficient Irreversible Molecular Gears
Typical man-made locomotive devices use reversible gears, as cranks, for transforming reciprocating motion into directed one. Such gears are holonomic
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Transmission and Conversion of Energy by Coupled Soft Gears
Dynamical aspects of coupled deformable gears are investigated to clarify the differences of mechanical properties between the machines consist of
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