搜索结果: 1-15 共查到“理学 QUEST”相关记录17条 . 查询时间(0.187 秒)
Research Accelerates Quest for Quicker,Longer-lasting Electronics
Accelerates Quest for Quicker Longer-lasting Electronics
2017/7/24
In the world of electronics, where the quest is always for smaller and faster units with infinite battery life, topological insulators (TI) have tantalizing potential.In a paper published today in “Sc...
MATHEMATICS IS A QUEST FOR TRUTH
MATHEMATICS TRUTH
2015/12/17
The question of how to teach mathematics in primary and secondary education
has appeared in newspaper opinion pages regularly during the last few years. The
topic is a complicated one and does not a...
Nuclear astrophysics: the unfinished quest for the origin of the elements
Nuclear astrophysics:unfinished quest origin elements
2011/10/8
Half a century has passed since the foundation of nuclear astrophysics. Since then, this discipline has reached its maturity. Today, nuclear astrophysics constitutes a multidisciplinary crucible of kn...
Aggregation of superparamagnetic colloids in magnetic fields: the quest for the equilibrium state
Aggregation of superparamagnetic magnetic
2010/11/25
Experimental and simulation studies of superparamagnetic colloids in strong external fields have systematically shown an irreversible aggregation process in which chains of particles steadily grow and...
Nerve-cell regeneration quest is fast tracked(图)
Nerve-cell regeneration quest nerve cells Alzheimer’s Parkinson’s
2010/10/13
Scientists have long sought the ability to regenerate nerve cells, or neurons, which could offer a new way to treat spinal-cord damage as well as neurological diseases such as Alzheimer’s or Parkinson...
基于QUEST定量检测1H MRS大脑代谢物的研究
MRS jMRUI 先验知识 QUEST
2009/10/28
利用jMRUI时域分析软件模拟先验知识基础集定量检测1H MRS大脑代谢物. 通过模拟短TE=28 ms的1H MRS的多种代谢物基础集,经HLSVD奇异值分解滤除残余水峰,将先验知识应用在QUEST算法上对1H MRS大脑代谢物信号进行定量估计. 结果显示, 基于QUEST能有效获得1H MRS大脑代谢物的估计浓度. 表明引用先验知识基础集进行1H MRS定量分析可克服短TE时谱线复杂和波峰重叠...
A new RR Lyrae Survey of the Galactic Halo using QUEST Collaboration Data
Galactic Halo QUEST Collaboration Data
2009/6/26
A new RR Lyrae Survey of the Galactic Halo using QUEST Collaboration Data。
Confirmation of halo substructure using quest rr lyrae data:the new virgo stellar stream (VSS)
halo substructure virgo stellar rr lyrae data
2009/6/25
Confirmation of halo substructure using quest rr lyrae data:the new virgo stellar stream (VSS)。
A Search for z 6 QSOs in the Palomar-Quest Sky Survey。
Measurements of organic gases during aerosol formation events in the boreal forest atmosphere during QUEST
organic gases aerosol formation events boreal forest atmosphere QUEST
2009/2/6
Biogenic VOCs are important in the growth and possibly also in the early stages of formation of atmospheric aerosol particles. In this work, we present 10 min-time resolution measurements of organic t...
Deployment of a ground-based CIMS apparatus for the detection of organic gases in the boreal forest during the QUEST campaign
ground-based CIMS apparatus organic gases boreal forest QUEST campaign
2009/2/6
Measurements of atmospheric volatile organic compounds were performed in the Finnish Boreal forest atmosphere during spring 2003, as part of the project QUEST (Quantification of Aerosol Nucleation in ...
Size-segregated aerosol chemical composition at a boreal site in southern Finland, during the QUEST project
Size-segregated aerosol chemical composition boreal site southern Finland QUEST project
2009/1/5
Size-segregated aerosol samples were collected during the QUEST field campaign at Hyytiälä, a boreal forest site in Southern Finland, during spring 2003. Aerosol samples were selectively col...
Size and composition measurements of background aerosol and new particle growth in a Finnish forest during QUEST 2 using an Aerodyne Aerosol Mass Spectrometer
background aerosol Finnish forest Aerodyne Aerosol Mass Spectrometer
2008/12/31
The study of the growth of nucleation-mode particles is important, as this prevents their loss through diffusion and allows them to reach sizes where they may become effective cloud condensation nucle...
Connections between atmospheric sulphuric acid and new particle formation during QUEST III–IV campaigns in Heidelberg and Hyytiälä
atmospheric sulphuric acid new particle formation QUEST III–IV campaigns Heidelberg Hyytiä lä
2008/12/8
This study investigates the connections between atmospheric sulphuric acid and new particle formation during QUEST III and BACCI/QUEST IV campaigns. The campaigns have been conducted in Heidelberg (20...