The material was a mixture of the metals nickel and chromium.

VOA: special.2010.07.07

And these rings are indicative of the crystal structure of nickel and can be explained only by invoking wavelike properties of light.

这些光圈,表明了了镍的晶体结构,而且只能通过,光线中波的特征来解释。

麻省理工公开课 - 固态化学导论课程节选

They take an atom of lead, accelerate it and have it collide with an atom of nickel.

他们选取一个铅原子，将其加速,让它与镍的原子碰撞。

麻省理工公开课 - 固态化学导论课程节选

meaning fur,and "nickel" for Nicholas.

VOA: special.2009.12.20

And at first this was done by Davidson and Germer, and they were American scientists who tried diffracting electrons from a nickel crystal.

这个实验首先是由，美国科学家Davidson和Germer完成的,他们尝试从镍晶体中衍射电子。

麻省理工公开课 - 化学原理课程节选

"And what I don't want to hear is when they're spending that kind of money on their shareholders and spending that kind of money on TV advertising that they're nickel-and-diming fishermen or small businesses here in the Gulf who are having a hard time."

VOA: standard.2010.06.10

There is no way that you could irradiate a crystal of nickel with a single beam of x-rays and get that circular ring pattern if the electron beam were behaving as a particle beam only.

没有什么其他的途径,可以让镍晶体发射,单束X光来,继而得到环状图案,如果电子束,是以粒子束形式出现的。

麻省理工公开课 - 固态化学导论课程节选

They took a crystal, this is a single crystal of nickel that has regular planes of atoms, and those planes are spaced on the order of an angstrom or less apart, and they irradiated this with x-rays.

他们取了个晶体,一个具有规则原子平面的，镍晶体,这些面间距差不多也是一埃或者更少，它们放射出X射线。

麻省理工公开课 - 固态化学导论课程节选