他们合成了一个从未合成出来的最重元素。
They have synthesised a new element that is the heaviest ever made.
这些重元素性质(图1)。
自然存在的最重元素是铀，有92个质子。
The heaviest naturally occurring element is uranium, which has 92 protons.
这是一个重元素，产生于超新星的热核爆炸。
It's a heavy element produced in thermonuclear explosions of supernovae.
图1：这个图表显示的重元素和碳原子构成。
Figure1: This chart shows the heaviest elements and their atomic makeup.
放射性沉降物中含有非天然的重元素和同位素。
The fallout contained heavy elements and isotopes not found in nature.
重元素中的大量放射性同位素分属于三个系列。
The large number of radioactive isotopes among the heavy elements fit into three series .
重元素中的大量放射性同位素分别属于三个系列。
A large number of radioactive isotopes among the heavy elements are of three series.
这类白矮星中有着重元素痕迹者，大多也会有氢的痕迹。
Among this group, most of those with traces of heavy elements also have traces of hydrogen.
结果表明，不同初值得到不同的表面重元素丰度分布。
The results show that different initial value give inconsistent surface abundance of heavy element.
尤其让科学家感兴趣的是少量的锂、碳、氮等较重元素。
What particularly piques scientists' interest are the small amounts of heavier elements like lithium, carbon and nitrogen.
许多年来，有两个研究团队在创造更重元素方面展开竞赛。
For years, two groups have raced to create ever-heavier elements.
该队的测量发现钍的总体格局丰富的重元素，为这个目的。
The team's measurement of thorium revealed the overall abundance pattern of heavy elements for this object.
这也是一个不大的威胁：钚是一种重元素并且不易被水溶解。
It, too, is a relatively minor threat: Plutonium is a heavy element that does not dissolve easily in water.
科学家认为在大气圈内，存在着由碳和氧较重元素组成的壳层。
Under the atmosphere, scientists think there is a very think crust of carbon and oxygen.
这些由银河系众多恒星锻造出的重元素正是类地行星的构建模块。
Forged by the Milky Way's abundant stars, such heavy elements are the building blocks of terrestrial planets.
银河中心的恒星都比较古老，富集金属元素，重元素的丰度很高。
"Stars in the center of the Milky Way are old and 'metal-rich' with a high abundance of heavy elements," Bobrowsky said.
这种超重元素通常是具有非常强的放射性，并且几乎立即会发生衰变。
Such superheavy elements are usually very radioactive and decay away almost instantly.
钡星对于重元素核合成及星系化学演化的研究都有非常重要的意义。
It is very significant to Ba stars for heavy-element nucleosynthesis and Galactic chemical evolution.
对适用于含重元素体系的高精度相对论密度泛函计算方法作简要的评述。
The relativistic density functional computational methods applicable to the calculation of systems containing heavy elements with high accuracy are simply reviewed.
重元素高电离的离子特性对研究激光核聚变和X射线激光等领域都很重要。
The characteristics of the high Z ions are very important to the study of X ray lasing and other field.
佩提特金与史坎纳皮科正合作探讨类星体光谱中观测到的重元素群集现象。
Petitjean and Scannapieco are working together on the clustering of heavy elements observed in quasar spectra.
这些年轻的恒星提供的重元素很少——例如，它们的含氧量仅为太阳的20%。
These youngsters had low supplies of heavy elements-for example, their oxygen content was only 20 percent of the sun's.
红巨星的温度足够高，可以将其核心中由氢聚变成的氦再转变为重元素，比如碳。
Red giants are hot enough to turn the helium at their core, which was made by fusing hydrogen, into heavy elements like carbon.
碳，氧，铁等等元素(尤其是重元素)要等恒星形成后在其漫长的核聚变中产生。
Carbon, oxygen, iron, and the like had to wait for stars-especially the massive ones-to form and create heavier elements via nuclear fusion.
重元素同样是生活的必需品：其证据是我们呼吸的氧气、我们骨骼中的钙、我们血液中的铁。
Heavy elements are equally essential for life: Witness the oxygen we breathe, the calcium in our bones, the iron in our blood.
一系列相继出现的超新星将把物质炸离星系，同时把能量和重元素投入IGM。
A rapid succession of supernovae blasts material out of galaxies, injecting not only energy but also heavy elements into the IGM.
创造并散播重元素的超新星爆发同样释放出一股高能辐射的激流：伽玛射线，X射线，紫外线。
The supernova explosions that create and spread heavy elements also unleash a torrent of high-energy radiation: gamma rays, X-rays, and ultraviolet light.
创造并散播重元素的超新星爆发同样释放出一股高能辐射的激流：伽玛射线，X射线，紫外线。
The supernova explosions that create and spread heavy elements also unleash a torrent of high-energy radiation: gamma rays, X-rays, and ultraviolet light.
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