迄今为止,暗能量研究人员面临的最大挑战是把观测到的现象与理论紧密联系起来。
So far, one of the biggest challenges for dark energy researchers is marrying observations to theory.
现在看来是重新让人们对激光感兴趣的时候了,办法就是利用激光,激发核聚变,这就是能量研究方面最大的回报。
Time, then, to rekindle a little glamour, by using lasers to bring about nuclear fusion, the great prize of energy research.
当18个月前着手这项研究时,小组的研究人员(包括珀尔·马特,这个月因为致力于暗能量研究而获得诺贝尔物理学奖)大多是首次进入气候科学研究。
When embarking on the project 18 months ago, its members (including Saul Perlmutter, who won the Nobel prize for physics this month for his work on dark energy) were mostly new to climate science.
根据战略与国际研究中心的数据,我们用于移动包括我们自己的物体的能量中,约有四分之三没有完成任何有用的工作。
According to the Centre for Strategic and International Studies, about three quarters of energy we use to move things, including ourselves, accomplish no useful work.
近年来,越来越多的研究表明,我们的食欲和食物摄入量除了受对能量的生理需求影响外,还受到许多其他因素的影响。
In recent years, a growing body of research has shown that our appetite and food intake are influenced by a large number of other factors besides our biological need for energy.
近年来,越来越多的研究表明,我们的食欲和食物摄入量除了受对能量的生理需求影响外,还受到许多其他因素的影响。
In recent years, a growing body of research has shown that our appetite and food intake are influenced by a large number of other factors besides our biological need for energy
战略与国际研究中心表示,包括我们自己在内,我们用来移动事物的能量中,约有四分之三的能量没有产生有用功。
According to the Center for Strategic and International Studies, about three quarters of the energy we use to move things, including ourselves, accomplishes no useful work.
为了获得有关唱歌能量消耗的经验数据,托马斯研究了鸣声率与雄性夜莺在夜间的体重变化之间的关系。
To obtain empirical data regarding the energy costs of singing, Thomas examined the relationship between song rate and overnight changes in body mass of male nightingales.
LHC能够提供相足够能量来从一个因素(共有四个因素)研究粒子的相互作用。
The LHC will increase the energy at which we can study particle interactions by a factor of four.
早前的研究曾经预测,每年的全球能量需求从2002年的14太瓦(兆瓦)升到2100年的44太瓦。
Previous studies have predicted that annual world energy demand will increase from 14 terawatts (trillion watts) in 2002 to 44 terawatts by 2100.
通过测量海波龙数据中的这些能量指纹,研究小组估计出泉水一带丰富的硫及其他沉积。
By measuring these energy fingerprints in Hyperion data, the group estimated the abundance of sulfur and other deposits at the spring.
克莱门斯说,这两项研究都表明了骨骼在能量消耗中的重要地位。
Together, the studies suggest that bone plays a part in energy expenditure, Clemens says.
对大王乌贼代谢系统的首个研究表明,乌贼的能量需求很可能决定了它迟钝且漫无目的的生活方式。
The first study of the colossal squid's metabolic system shows that the squid's energy demands likely dictate a slow, aimless existence.
暗能量的研究则更加富有挑战性:它既不来自于已知的任何粒子,也不来自于粒子之间的真空区域。
Dark energy is even more of a challenge: it comes neither from known particles nor from the empty space between them.
通过“钱德拉”X射线绕轨太空望远镜对星系团的增长模式进行观测研究,他们发现,正如“暗能量”理论预测的一样,星系团的增长受到了抑制。
They used an orbiting X-ray telescope called Chandra to study the way that clusters of galaxies grow. They discovered that this growth is stifled in exactly the way that dark-energy theory predicts.
今年伊始,小儿科杂志刊登了另一篇关于能量饮料的研究报告。
Earlier this year, Pediatrics published another review of the literature on energy drinks.
本杰明认为对能量饮料的研究还要加大力度,同时表示,喝水才是最安全的。
While she acknowledged that more research is needed, Benjamin said the safest thing to drink is water.
然后你们需要研究出,一旦你设计了基本的,能量分布,你就必须确保,你得到了反应控制。
Then you have to figure out, once you design basic power distribution you have to make sure you have what's called reactivity control.
比如说,若以饮料瓶上的标签为研究基础的话,有些高能量饮料包含的咖啡因是含咖啡因碳酸饮品的三倍之多。
Based on the labels on their cans, for example, some energy drinks contain as much as twice the caffeine as the stimulant NoDoz; most contain three times the caffeine found in caffeinated sodas.
为解开这个谜,美国国家航空航天局和美国能源署将很快宣布联合暗能量任务的启动,这是第一个专门研究暗能量的项目。
To help solve the riddle, NASA and the U. S. Department of Energy will soon announce the flagship of the Joint Dark Energy Mission (JDEM), the first program specifically designed to study dark energy.
为解开这个谜,美国国家航空航天局和美国能源署将很快宣布联合暗能量任务的启动,这是第一个专门研究暗能量的项目。
To help solve the riddle, NASA and the U.S.Department of Energy will soon announce the flagship of the Joint Dark Energy Mission (JDEM), the first program specifically designed to study dark energy.
我们发现的是一种全新的能量转移方式,这只是我们研究的第一个阶段。
It's an entire new mode of energy transfer, which is step one.
现在的手机太耗电了,工程师们正在努力研究各种可以为我们的手机收集能量的小装置。
Engineers are working on all sorts of devices that can scavenge energy for the mobile devices we depend on, and which drain their batteries all too quickly.
“现在理论上,我们能利用的假设只有牛顿引力定律,然后再把它转变成某种能量”研究的合著者ILL的PeterGeltenbort告诉BBC说。
"With theory you can assume there's only purely Newton's gravity, then to make a transition you need a certain energy," study co-author Peter Geltenbort of the ILL told BBC News.
他的研究证明,量子叠加可以使能量探索所有可能的路径并找到最有效率的路径。 (DOI:10.1038/nature05678)。
His experiment showed that the quantum superposition allows the energy to explore all possible routes and settle on the most efficient one (DOI: 10.1038/nature05678).
其研究者们改变了这些所谓能量作物的基因,以牺牲其如纤维素这样的碳水化合物为代价,来提高它们木质素的含量。
Its researchers have fiddled with the genes of these so-called energy crops to increase the amount of lignin in them, at the expense of carbohydrates like cellulose.
通过调整宇宙的几何形状以及暗能量的性质,研究者们将宇宙图像校正成双星对都确实是指向所有的方向,正如所预期的那样。
By tweaking the universe's geometry and the nature of its dark energy, the researchers corrected the picture until the galactic couples were indeed pointed in all directions, as would be expected.
因为实际上你在实验室里,测得的是焓的改变,就像你在研究某种能量变化时,所测量的那样,你测量的是能量的改变,对吧。
Because what you actually measure in the lab are changes in enthalpy, just like what you measure when you look at energy change of some sort, you measure the change in energy, right.
先前的研究者也已经表明了发达国家的平均能量摄入量减少了。
Previous research has also shown a reduction in the average energy intake in the developed world.
先前的研究者也已经表明了发达国家的平均能量摄入量减少了。
Previous research has also shown a reduction in the average energy intake in the developed world.
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