Mechanisms of the bulk and local oxygen transport in cathode catalyst layers (CCLs) in proton exchange membrane fuel cells (PEMFCs) are presented. State-of-the-art strategies to mitigate the oxygen ...

After almost two weeks in the hospital battling COVID-19, Gerardo Mercado was ready to go home. There was just one problem: He couldn’t get portable oxygen cylinders to aid his recovery there.

The oxidative power makes atomic oxygen useful for a number of fields and industries, but scientists don’t know all the ...

The state medical authorities have also warned of a dwindling number of I.C.U. beds and are asking people to postpone elective surgeries. By Alyssa Lukpat The authorities in Hawaii are struggling to ...

Nepal’s oxygen emergency has eased somewhat as the Covid-19 second wave crests, but the crisis exposed serious gaps in the supply and distribution of medical oxygen with major implications for the ...

The blood in your body delivers oxygen to all of your cells. When you breathe and draw fresh oxygen into your lungs, red blood cells bind with the oxygen and carry it through your bloodstream. On a ...