Physics

Nanotechnology

Organic chemistry

Polymer chemistry

Composite number

Optics

Absorption (acoustics)

Carbon fibers

Composite material

Chemistry

Materials science

Phenazine

Fluorophore

Diamine

Molecule

Nanodot

Photochemistry

Fluorescence

Chemical Science

Herein we unveil the presence of a molecular fluorophore quinoxalino[2,3-<italic>b</italic>]phenazine-2,3-diamine (QXPDA) in a colossal amount in red emissive CNDs synthesized from <italic>o</italic>-phenylenediamine, a well-known precursor molecule used for CND synthesis.

Absorption and emission of light in red emissive carbon nanodots