The Philippine government is preparing to officially retire its outdated 2G and 3G mobile networks. The goal is to free up valuable radio frequencies so they can be used by faster, modern 4G and ...

Some key prisons still operate on outdated 2G jamming systems, raising serious concerns about the unchecked use of mobile phones by inmates in the era of 5G and smart devices.

For a crane system, when the payload is too large to be seen as a mass point, or the hook mass cannot be directly ignored, it performs more like a double-pendulum crane system, instead of a ...

First transmitted in 1967, this documentary investigates the so-called 'swinging London' of the 1960s. The film follows three overseas visitors to find out if the fable is true. Show more First ...

This paper focuses on the 2G HTS armature winding design for fully HTS machines. The main challenge for HTS armature windings is the ac loss calculation. This paper proposes an effective way to ...

The first one was attributed to the free ligand and the second, to Cu 2+ chitosan charge transfer band (TCLM). 12,13,31 Although some authors suggest a 2:1 amino-copper ratio complex, based on the ...