Lasers and optical amplifiers based on solution-processable materials have been long-
desired devices for their compatibility with virtually any substrate, scalability, and ease of …

Thin-film organic, colloidal quantum dot, and metal halide perovskite semiconductors are all
being pursued in the quest for a wavelength-tunable diode laser technology that does not …

Colloidal quantum dots (QDs) are attractive materials for realizing solution-processable
laser diodes that could benefit from size-controlled emission wavelengths, low optical-gain …

Metal halide perovskites have emerged as promising gain materials for thin-film laser
diodes. However, achieving electrically excited amplified spontaneous emission (ASE) in …

Quantum information processing—which relies on spin defects or single-photon emission—
has shown quantum advantage in proof-of-principle experiments including microscopic …

Colloidal quantum‐dot (QD) lasing is normally achieved in close‐packed solid‐state films,
as a high QD volume fraction is required for stimulated emission to outcompete fast Auger …

Linearly polarized organic light-emitting diodes have become appealing functional
expansions of polarization optics and optoelectronic applications. However, the current …

Combining integrated optical platforms with solution-processable materials offers a clear
path toward miniaturized and robust light sources, including lasers. A limiting aspect for red …

Solution-processed colloidal semiconductor nanocrystals (NCs) have become an attractive
material for the development of optoelectronic and photonic devices due to their inexpensive …

Accurate measurement of optical gain is essential to screen materials as viable active media
for thin-film laser applications. The net modal gain is typically measured using the variable …