Trains do not have the blinking turn signal lever found in automobiles. In contrast to cars, trains are not equipped with a manual handle to make a left or right turn. Instead, a train is governed by ...

Hydrogen fuel cells, especially proton exchange membrane fuel cells (PEMFCs), are gaining traction as zero-emission power sources for electric vehicles. However, PEMFCs face challenges like the ...

A research team has visualized the three-dimensional structure of the surface of catalyst nanoparticles at atomic resolution. This structure plays a decisive role in the activity and stability of the ...

Seoul National University College of Engineering announced that a joint research team has become the first in the world to elucidate the reconstruction mechanism of copper alloy catalysts during ...