In the natural world, many things come in mirror-image pairs. Your left and right hands are a perfect example—they look alike ...

Centrosymmetric crystals have always absorbed equal amounts of left- and right-handed circularly polarized light—until now ...

l-cysteine derivatives induce and modulate the optical activity of achiral cadmium selenide (CdSe) and cadmium sulfide (CdS) quantum dots (QDs). Remarkably, N-acetyl-l-cysteine-CdSe and l-homocysteine ...