搜索结果: 1-15 共查到“Revolution”相关记录104条 . 查询时间(0.05 秒)
Revolution CT单能量成像在不同浓度对比剂中对冠状动脉斑块检出价值的体模研究
单能量成像 体模 斑块 对比剂
2020/10/14
探讨Revolution CT单能量成像在不同浓度对比剂中检出冠状动脉斑块的价值。 方法 选取的体模有编号为3、4、5、6、8、9的6支试管，分别含有20、10、5、2.5、0、13 mg I/mL等不同浓度的碘溶液，每支试管内放有模拟钙化斑块的鱼刺和模拟脂质斑块及纤维斑块的五花肉；分别对体模进行能谱及120 kVp扫描，获得试验组70 keV单能量图像及对照组120 kVp图像；对2组图像斑块检...
Ant Agricultural Revolution Began 30 Million Years Ago in Dry,Desert-like Climate
Ant Agricultural Revolution 30 Million Years Ago in Dry Desert-like Climate
2017/4/27
Millions of years before humans discovered agriculture, vast farming systems were thriving beneath the surface of the Earth. The subterranean farms, which produced various types of fungi, were cultiva...
2017冷泉港学术会议：基因组工程（Cold Spring Harbor conference on Genome Engineering: The CRISPR-Cas Revolution）
Genome Editing Gene Drives
2017/1/19
You are cordially invited to participate in the third meeting on Genome Engineering: The CRISPR-Cas Revolution at Cold Spring Harbor Laboratory. The meeting will begin with lunch and the first session...
Unification and Revolution:A Paradigm for Paradigms
Kuhn incommensurability unification paradigm normal science metaphysics scientific method scientific revolution Popper scientific discovery scientific progress
2016/5/30
On the first of the two occasions I met Thomas Kuhn, we immediately plunged into a ferocious but very friendly argument about incommensurability. He was for it, I was against. Believing in incommensur...
Second Quantum Revolution a Reality with Chip-Based Atomic Physics
Second Quantum Revolution Chip-Based Atomic Physics
2016/4/13
A University of Oklahoma-led team of physicists believes chip-based atomic physics holds promise to make the second quantum revolution—the engineering of quantum matter with arbitrary precision—a real...
TerraSAR-X and TanDEM-X Revolution in Spaceborne Radar
TerraSAR-X TanDEM-X Revolution Spaceborne Radar
2015/11/20
While Earth Observation from space in the past was mainly focused on scientific purposes, today data and the derived information products are increasingly used for various commercial applications. Pot...
Rebooting the IT Revolution report now available
Rebooting the IT Revolution report available
2015/9/8
A report released today identifies fundamental research needs for advancing the burgeoning Internet of Things and catalyzing cutting-edge innovations that will support future U.S. technology leadershi...
High-Frequency Radar Remote Sensing:The New Revolution in Coastal Oceanography
High-Frequency Radar Remote Sensing New Revolution Coastal Oceanography
2015/8/10
The littoral ocean with its complicated coastline and complex bathymetry poses great challenges to oceanographers, coastal managers, and naval forces that have an ever increasing need to understand an...
Evolution and Revolution in Measuring Ocean Optical Properties
Evolution and Revolution Ocean Optical
2015/8/4
Measuring and interpreting the optical properties of ocean waters has been, and continues to be a challenging endeavor in oceanography. Just as the measurements of temperature~ salinity and density (T...
How the Rational Expectations Revolution has Changed Macroeconomic Policy Research
Rational Expectations Revolution Macroeconomic Policy Research
2015/8/3
How the Rational Expectations Revolution has Changed Macroeconomic Policy Research.
The recent policy shift in China from a pegged to a flexible exchange-rate
regime starts a new chapter in international finance, comparable to the dramatic
end of the Bretton Woods system of pegged ...
The Last Scientific Revolution
dynamic complexity chaos dynamically multivalued behaviour probabilistic dynamical fractal symmetry of complexity revolution of complexity sustainable development
2015/7/29
Critically growing problems of fundamental science organisation and content are analysed with examples from physics and emerging interdisciplinary fields. Their origin is specified and new science str...
Institutions and international trade:lessons from the commercial revolution
Institutions and international trade commercial revolution
2015/7/20
Institutions and international trade:lessons from the commercial revolution。
Many believe that “big data” will transform business, government, and other
aspects of the economy. In this article we discuss how new data may impact
economic policy and economic research. Large-...