The essential condition for the decay of the vacuum is the presence of an intense electric field.
真空衰变的基本条件是存在强电场。
One theory Kostelecky and his colleagues put forward in 1985 predicted that neutrinos could travel faster than the speed of light by interacting with an unknown field that lurks in the vacuum.
Kostelecky和他的同事在1985年提出的一个理论预测,中微子通过与潜伏在真空中的一种未知的场的相互作用,可以比光速跑得更快。
Maxwell showed that light was a vibration in the electromagnetic field, and that it travelled at a constant speed, c, in a vacuum.
马克思·威尔指出光是种电磁波,其在真空中的传播速度是个常数c。
As a result of the decay of the vacuum, the space permeated by such a field can be said to acquire an electric charge, and it can be called a charged vacuum.
作为真空衰变的一个结果,由这样一个电场充斥着的空间可谓是获得了一个电荷,该空间便可被称为带有电荷的真空。
There’s gravity in higher dimensions, gravity with extra curvature terms, and gravity coupled to a ‘chameleon field’ that makes the strength of gravity different near matter than in a vacuum.
我们经常提到的是一个更广意义上的万有引力,一个与附加曲率项(extra curvature terms)有关的和与“chameleonfield”(它能使物体间的万有引力在真空中和一般条件下的力度大小不同)相结合的万有引力。
Field emission stability and life time of CNT cathode is closely related with the vacuum level, thermal effects during the emission and the current transport capability.
影响碳纳米管阴极场发射稳定性和寿命的主要因素有真空度、场发射过程中的热效应以及场发射体对场发射电流的承载能力等。
Both interactions of a two-level atom with a vacuum field and a excited atom with a coherent field, as examples, are discussed in detail.
作为例子,详细讨论了二能级原子与真空场的相互作用以及处于激发态的原子与相干场的相互作用。
Vacuum solutions of conformally covariant equation for symmetric tensor field are discussed.
本文讨论了对称张量场共形协变方程的真空解。
We study sum squeezing in the interaction between two coupled atoms and two-mode vacuum field.
研究了双模真空场与两个耦合二能级原子相互作用中的和压缩。
The space charge field has the essence distinction in the vacuum and the electric channel with plasma-background.
研究发现电子通道填充背景等离子体,其空间电荷场与真空中的有本质差别。
A good vacuum property of field emission devices with cathode can be expected.
用氧化锌作为阴极的场发射器件将具有更好的真空特性。
The atomic dipole amplitude squared squeezing in the interaction system of the two identical two level atoms with single mode vacuum field is studied.
研究了两个全同的二能级原子与单模真空辐射场相互作用系统中原子的偶极振幅平方压缩效应。
This paper describes a fabrication technology of metal tip field emission arrays (FEA) for the vacuum microelectronic devices.
本文介绍了真空微电子器件场发射金属尖阵列阴极的制备工艺技术。
The squeezing effect of a moving atom interacting with a squeezed vacuum state field is investigated.
研究了与单模压缩真空态场相互作用的运动原子的压缩效应。
Considering the initial atomic coherence and the detuning, dipole squeezing of a two-level atom interacting with squeezed vacuum field is studied by means of the time-evolution operator method.
文中采用时间演化算符,考虑到初始原子相干性及失谐量,研究了单个二能级原子与压缩真空态辐射场相互作用中原子的偶极压缩。
This paper derives the mathematical express on of the pressure of vacuum arc subjected to an axial magnetic field under stationary model and the assumption of local thermodynamic equilibrium etc.
本文在稳态模型和局域热力学平衡等假设下,推导了在纵向磁场下真空电弧压力的数学表达式。
The two-atom dipole amplitude-squared squeezing in a system of a two-mode vacuum field interacting with two coupled atoms was studied.
研究了双模真空场与两个耦合二能级原子相互作用系统的双原子偶极振幅平方压缩。
We have discussed the influence of an atom interacting with squeezed vacuum field on the phase properties in comparison with squeezed vacuum.
与单一压缩真空态场位相特性比较,讨论了原子与压缩真空态场相互作用对场的位相特性的影响。
The dipole squeezing effects of a three level cascade atom interacting with a correlated two-mode squeezed vacuum field are investigated.
研究了与关联双模压缩真空场作用的级联三能级原子的偶极压缩效应。
The entanglement degrees of two coupling-atoms interacting with a single-mode vacuum field in the Tavis-Cummings model were investigated by using quantum relative entropy.
用量子相对熵研究了耦合双原子与单模真空场相互作用系统的纠缠度,讨论了原子间偶极相互作用对相对熵纠缠度的影响。
The vacuum circuit breaker is a kind of switch equipment which is used in the middle-voltage field in the power system, which undertakes double tasks of controlling and protecting.
真空断路器是电力系统中压领域的一种开关设备,它担负着控制和保护的双重任务。
This paper studied the atomic dipole amplitude squared squeezing in the system of a three level atom interacting with a single mode radiation vacuum field.
研究了三能级原子与单模辐射真空场相互作用中原子的偶极平方压缩效应。
In the field emission devices, the vacuum determines the emission stability obviously.
在场致发射器件中,真空度是决定发射稳定性的一个重要因素。
After a brief introduction to field emission and Vacuum microelectronics, the author focuses on field emission display (FED), which is made according to principle of Vacuum microelectronics.
简要介绍场致发射与真空微电子的一般情况,尔后着重介绍应用真空微电子原理制作的场发射平板显示器(FED)。
The squeezing property of the light in the system of two-mode squeezing vacuum field interacting with two coupling atoms in Kerr medium is studied by means of quantum theory.
研究了存在克尔介质时,双模压缩真空场与耦合二能级原子相互作用系统中光场的压缩性质,讨论了克尔介质与光场的耦合强度对光场压缩特性的影响。
Unstable concentration field in the condition of unforced convection in the confined vacuum has been calculated by programming flow field and concentration field simultaneously.
在以上流场计算的基础上,耦合计算浓度场的子程序,计算了自然对流条件下受限空间内有污染源存在时的非稳态浓度场。
In particular, we have found that even at the mean field level the naive vacuum saturation approximation is not a good approximation when we consider nonlocal four quark condensate.
这里我们需特别指出的是在计算非定域的四夸克凝聚时以往经常采用的朴素的真空饱和假定不再是一个好的近似。
This article introduces the process flow, technology feature, field use and test circumstances of the vacuum-chemistry combination deaeration technology and makes economic appraisal of it.
介绍了真空化学组合除氧技术的工艺流程、工艺特点和现场优用及测试情况,并对该技术进行了经济评价。
This article introduces the process flow, technology feature, field use and test circumstances of the vacuum-chemistry combination deaeration technology and makes economic appraisal of it.
介绍了真空化学组合除氧技术的工艺流程、工艺特点和现场优用及测试情况,并对该技术进行了经济评价。
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