A chicken tractor is basically a movable coop without a floor. Tractors can range from a light A-frame with handles for ...

The ladder-frame chassis, with up to three locking differentials and permanent four-wheel drive, ensure progress on inhospitable terrain.

The S=1 spin ladder with the easy-axis single-ion anisotropy is investigated using the numerical diagonalization and the finite-size scaling analysis. It is found that the field-induced nematic ...

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