在这本书里X射线物理学，和由同步加速器辐射提供的完全新的机会的基础，被从一个现代视角观看。
In this book the basics of X-ray physics, as well as the completely new opportunities offered by synchrotron radiation, are viewed from a modern perspective.
通过分析这些“宇宙射线簇射”，物理学家们可以明确指出什么时候，来自哪里的什么东西撞击了地球。
By analysing these "showers", physicists are able to pinpoint what struck Earth and, sometimes, from where.
VickiKaspi博士，McGill大学物理学教授，研究地球将在巨大的伽马射线风暴辐射下毁灭。
Dr. Vicki Kaspi , a Professor of Physics at McGill University, explores the irradiating effects of a giant gamma ray burst.
在这个新的研究中，物理学家们用一种处在极紫外能量范围的强光子X射线激光器发出的闪光照射氙原子，所用闪光的能量是可见光能量的40倍。
In the new study, the physicists shot xenon atoms with FLASH, an X-ray laser that USES intense photons in the extreme ultraviolet energy range, about forty times the energy of visible light.
2006年，这些天体物理学家发射了一艘人造卫星，命名为PAMELA，进入低地球轨道，专为寻找宇宙射线中的反质子。
In 2006, these guys launched a spacecraft called PAMELA into low Earth orbit, specifically to look for antiprotons in cosmic rays.
因此，物理学家想知道射线的压力能否把一些物质托起来。
So physicists got to wondering whether radiation pressure could be harnessed to help an item soar.
这是生物物理学与X射线结构研究所的网站。
This is the website of the Institute of Biophysics and X-ray Structure Research.
伽玛暴是来自宇宙学空间的一种短时标的伽玛射线突然增强的现象，它的研究已经成为当今天文学和物理学的热点之一。
Gamma-ray bursts (GRBs) are short, sudden and intense flashes of gamma rays from the cosmos distance, the study of which is a hot topic in astronomy and astrophysics.
物理学家将X射线引入真空密闭腔中，填充少量的惰性气体。
The physicists directed the X-ray flashesinto a vacuum chamber filled with a few atoms of an inert gas.
成像硬x射线望远镜可以提供更好的分辨率和灵敏度来研究硬x射线天体物理学。
The imaging hard X-ray telescopes provide better resolution and sensitivity for studying hard X-ray astrophysics.
“科学家长久以来就知道闪电放出射线。”德维尔说，他还展示了本月初在圣弗兰西斯科举行的地球物理学协会的年会的照片。
Scientists have known for several years that lightning emits radiation, said Dwyer, who revealed the photos at an annual meeting of the American Geophysical Union in San Francisco earlier this month.
利弗摩尔实验室的物理学家将电子撞击人金属靶后所产生的高能X射线用于检测老化炸弹，以确认其是否还具有爆炸性。
Those electrons were smashed into a metal target to generate the high-energy X-rays that Livermore's physicists needed to peek inside ageing bombs and check that they were still in working order.
利用这种新型工具，Luger和他的同事进行了X射线晶体学和生物物理学研究，来看甲基化怎样影响染色质和核小体结构。
With this new set of tools, Luger and her colleagues did X-ray crystallographic and biophysical studies to see how methylation affects the structure of chromatin and nucleosomes.
利用这种新型工具，Luger和他的同事进行了X射线晶体学和生物物理学研究，来看甲基化怎样影响染色质和核小体结构。
With this new set of tools, Luger and her colleagues did X-ray crystallographic and biophysical studies to see how methylation affects the structure of chromatin and nucleosomes.
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