Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging ...
A new mechanism steers diodes made of a single enantiomer to emit light of right- and left-handed polarizations ...
Conventional telescopes are limited in detecting low-surface-brightness (LSB) structures, which are essential for studying ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback