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Physicists at the University of Illinois at Urbana-Champaign announced they have observed a magnetic phenomenon called the "anomalous spin-orbit torque," or ASOT, for the first time. The team's findin...
Intracellular concentrations of adenosine-5’-triphosphate (ATP) are many times greater than extracellular concentrations (1–10 mM versus 10–100 nM, respectively) and cellular release of ATP is ti...
The acute effect of whole-body vibration (WBV) training may enhance muscular performance via neural potentiation of the stretch reflex. The purpose of this study was to investigate if acute WBV exposu...
The purpose of present study was to compare the effect of Ia afferent attenuation on the activity of alpha motor neuron (MN) during concentric and eccentric action. Eight male subjects were enrolled i...
The objective of this study was to investigate the relationship between isometric GM torque and the degree of frontal plane pelvic drop during running. Twenty-one healthy, recreational runners (9 male...
The aim was to determine the rotational torque occurring at the shoe-natural grass interface during golf swing performance with different clubs, and to determine the influence of handicap and golf sho...
New exact analytic solutions are introduced for the rotational motion of a rigid body having two equal principal moments of inertia and subjected to an external torque which is constant in magnitude. ...
The exact analytic solution is introduced for the rotational motion of a rigid body having three equal principal moments of inertia and subjected to an external torque vector which is constant for an ...
Backgroud: Despite of many people engaging in aerobic dance activities, little knowledge was reported regarding the effects of low-impact dance on the balance, torque and range of motion (ROM) of join...
We investigate the torque on a specially shaped rotator produced by a vortex beam. The formulas for the torque alongx, yandzdirections are derived, and numerically calculation is performed. It is foun...
The dynamic characteristics of a 3-phase spindle motor with 12-poles and 9-slots can be improved by reshaping the magnetic circuit profiles. The stator cores were designed with different ratios of x/y...
The belt conveyor is the main transport equipments in coal field, and its controllable drive system directly impacts on the running safety reliability and cost in coal production. Starting speed is un...
We generalize an analogy between rotating and strati ed shear ows. This analogy is summarized in Table 1. We use this analogy in the unstable case (centrifugally unstable ow v.s. convection)to compute...
The bacterial flagellar motor plays a crucial role in both bacterial locomotion and chemotaxis. Recent experiments reveal that the switching dynamics of the motor depends on the motor rotation speed, ...
为研究扁平率对液力变矩器性能的影响,提出了基于椭圆的循环圆设计方法,定义椭圆短轴与长轴比值为扁平率,设计出4种不同扁平率液力变矩器。利用CFD软件对不同扁平率液力变矩器内部瞬态流场和特性进行计算。深入分析了不同扁平率液力变矩器的内流场及性能。液力变矩器内部流动结构随扁平率变化而改变,如低速比工况涡轮叶片工作面高压区随扁平率下降而扩大,数值上却降低。流动结构的改变引起性能的变化,计算表明液力变矩器最...

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