We present the analysis of a sub-DLA system (log N(H^0)=20.0+/-0.15, z_abs=2.69) toward SDSS J123714+064759 (z_em=2.78). Using the VLT/UVES and X-shooter spectrographs, we detect H2, HD and CO ...

In the past few days, tapping the Pixel Launcher search bar opens a different screen powered by the Google app. This is not a bug and an intentional change. Previously, the bar at bottom of your ...

Carter O’Driscoll, a high school student in Michigan has always been creative — he’s made drawings that were once displayed in city hall, painted custom phone cases for friends, created a ...

Abstract: Fringe projection profilometry (FPP) has been widely used in various fields because of its advantages of noncontact, nondestructive, high precision, and high speed. However, due to the ...