"You're putting energy into the moon's orbit and taking it out of the Earth's spin," says James Williams, a senior research scientist at NASA's Jet Propulsion Laboratory in Pasadena, Calif.
资深科学家詹姆斯·威廉姆斯说:“这样的情况就相当于在月球沿着其轨道运行的时候对它施加能量,使其摆脱对地球的公转。”他就职于加利福尼亚州帕萨迪纳市的美国国家航空航天局喷气推进实验室。
The small, energy-efficient design is notable for its crystal ball-like shape which allows it to spin in all directions.
这种既小又节约能源的设计,最特别的是它那可以多个方向旋转的类似于水晶的球。
The Ocean Thermal energy Conversion (OTEC) process utilizes temperate differences in large bodies of water to spin turbines, creating a steady source of renewable energy.
海洋热能转换(otec)过程利用了旋转涡轮中大体积的水体的温差,来产生连续不断的再生能源。
Planar Energy, a spin-off of the National Renewable Energy Laboratories (NREL), is working on scaling up solid-state lithium-ion batteries.
该公司名为“平面能源”,是国家可再生能源实验室(NREL)的新创公司。该公司正致力于改进固态锂离子电池。
Mechanical systems capture braking energy and use it to turn a small flywheel which can spin at up to 80,000 RPM.
机械系统从刹车中捕获能量,并用来旋转一个转速可以高达80,000 r pm的小飞轮。
Indeed, Naaman believes that studies of spin in biomolecules could shed light on poorly understood low-energy biochemical processes that occur in nature.
事实上,Naaman认为研究生物分子的自旋有助于揭示目前知之甚少的发生在自然界的低能生化过程。
Designed by Saab spin-out, Minesto, the system claims to be able to increase the potential energy generated from the global tidal market by up to 80 per cent.
该系统由Minesto公司的Saab剥离设计出来,该系统能够将世界潮汐能发电市场的产能在现在基础上提升80%。
Several years ago, scientists learned how to change the spin of such electrons using microwave energy and put them to work as quantum bits, or qubits.
数年前,科学家们已经掌握了怎么样通过微波能来改变这些电子的旋转,让它们像量子位元或者量子位一样工作。
The influence that spin of an electron affects energy degeneracy of one-electron system is discussed from symmetry, and the general law of the influence is produced.
从对称性出发,讨论了电子自旋对单电子体系能量简并的影响,并得出影响的一般规律。
The free energy allows us to spin up what is sticky or stuck and slow down if needed what is spinning too rapidly to remain in balance.
自由能量允许我们转动那些粘稠或者阻滞的地方,或者如果需要的话减缓那些转动过快的地方,以保持均衡。
It is not result of spin pairing to form chemical bonds, Instead, transfer electron from the atomic orbital of taller energy to the moleen -lar orbital of lower energy.
在化学键形成时并不是电子配对的结果,而是电子从能量较高的原子轨道转移到能量较低的成键的分子轨道上使体系能量降低的结果。
All the angular integrations and spin summations involved in the problem have been carried out explicitly. The energy is expressed finally as a sum of radial integrations.
完成了所有角向积分和自旋求和计算,使精细结构能量表示为若干个径向积分之和。
In this paper, a Scalar Eelativiatic Green's Function method (SRA-KKR) neglecting spin-orbit coupling effect has been proposed for the energy band calculation.
略去自旋轨道耦合效应,在标量相对论近似下本文提出了一个近似的、相对论格林函数电子能带结构计算法。
Optical photons pack enough energy to bump electrons clear into the next orbital shell -no need to fuss with subtleties like spin.
可见光的光子具有足够的能量,可以将电子撞到下一个轨道壳层(再也不用为了像自旋那么细微的东西而烦恼了)。
Spin effect in high energy reactions is powerful tool to study the properties of strong interaction.
高能反应中自旋效应是研究强相互作用性质的重要手段。
Next, the spin-orbit coupling force is introduced by a certain approximate method, and an energy spectrum comparable with experiment is obtained.
第二步用一种近似办法加进了自旋轨道耦合力,得到了可以和实验进行比较的能谱。
Furthermore, he emphatically points out that the prevalent conventional deduction from spin-orbit coupling energy is incorrect in principle both conceptionally and logically.
另外,着重指出目前通行的对自旋—轨道耦合能的传统推导在概念和逻辑上存在的原则性错误。
We analyse the change of the phase diagram, the ground state energy and the spin wave dispersions.
我们也分析了相图、基态能量和自旋波色散关系的改变。
Using transformation of velocities and time dilation, Thomas precession is derived and applied to deduce the spin-orbit interaction energy.
利用速度变换给出托玛斯旋进,并应用于玻尔氢原子;利用时间膨胀给出托玛斯角速度;最后计算轨道自旋相互作用能.。
The entrance channel of the C-H bond activation step involves the spin cross between the singlet and triplet potential energy profiles.
C-H键活化步骤涉及势能面交叉,且自旋交叉与动力学相关。
We show that measuring the polarization of hyperon in the lepton induced reactions is an ideal way to study the spin transfer in high energy hadronization processes.
指出在轻子诱发反应中测量产生超子的极化是研究高能强子化过程自旋转移的理想途径 。
The energy structure in 2DEG in presence of the effect of Rashba spin-orbit coupling interaction has been studied in this thesis.
文章研究在二维自由电子的体系中有自旋—轨道耦合存在的情况下的能谱结构。
The energy structure in 2DEG in presence of the effect of Rashba spin-orbit coupling interaction has been studied in this thesis.
文章研究在二维自由电子的体系中有自旋—轨道耦合存在的情况下的能谱结构。
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