In Japan,the efficient use of water in firefighting activity is of increasing importance after the great Kobe earthquake in 1995.Firefighting foam concentra
向流行观念挑战当前国际上最为流行的两个观念:1)宇宙加速膨胀——宇宙暗能量观念(因此,三位天体物理学家获得2011年度诺贝尔物理学奖金)2) 类星体与活动星系核(包括银河系中
Virus vaccines such as inactivated virus and virus-like particles are often more than twenty nanometers in size.Hence they can be regarded as nanoparticles
What is the Bispectrum and Trispectrum In mathematics,in the area of statistical analysis,the bispectrum is a statistic used to search for nonlinear interaction
The Unidentified Fermi sources The Large Area Telescope(LAT) aboard the Fermi satellite allows us to study the high-energy gamma-ray sky with unprecedented sens
Outline Basic Observations(SMBMB) Hierarchical Models of Galaxy Formation Comic Evolution of MBHs BHB coalescence and Gravitational Waves星系的并合大质量黑洞的
BACKGROUND It is difficult to localise the Gravitational wave(GW) source.However,localising the sources of GWs is vitally crucial to perform EM follow up and fu
11,脉冲星到达时间的残差:As a weak gravitational wave passes through the solar system,the metric is given by ds2=-dt2+(1+A+)dx2+(1-A+)dy2+dz2+2Axdxdy.a pulsar of
The overall work safety progress made in the past 10 years in the chemical process industry of China is briefly reviewed.Some weaknesses including abnormal
PartⅠ 广义相对论的基本思想内容提要1弯曲时空的描述2弯曲时空中粒子运动3广义相对论的四大经验平直欧几里德空间笛卡尔坐标系:(x1,x2,x3)=(x,y,z),则空间线元为:ds2=(dx1)