Colloidal quantum-dots (CQDs) have emerged as promising gain media for lasers, offering low lasing thresholds, compatibility with low-cost solution-based synthesis and processing methods ...

Quantum dot FP lasers have an ensemble of self-assembled QDs inside the cavity as shown in Fig. 1. By simply modulating the laser's injection current, the laser emits a stream of digital data bits ...

IQE and quantum dot laser specialist Quintessent are to set up the world’s first large-scale quantum dot laser (“QDL”) and semiconductor optical amplifier (SOA) epitaxial wafer supply chain. The ...

In a study published in the journal Optical Materials Express, Strathclyde researchers detail how they recycled quantum dots from spent lasers to create new ones that perform just as well as the ...

More information: Dillon H. Downie et al, Recycling self-assembled colloidal quantum dot supraparticle lasers, Optical Materials Express (2024). DOI: 10.1364/OME.537183 Provided by University of ...

Now, researchers at Zhejiang University in China have combined these two elements in an innovative way. They created electronic light sensors that use water's molecular properties to enhance the ...

SANTA BARBARA, Calif., January 23, 2025--(BUSINESS WIRE)--Quintessent Inc., a pioneer in quantum dot laser technology and heterogeneous silicon photonics, and IQE plc, the leading global supplier ...

Particular interests are wide band gap materials (AlGaInP and (Al)InGaN) for visible and uv light emitters and quantum dots for high efficiency lasers and novel light emitters. I was the first person ...

a pioneer in quantum dot laser technology and heterogeneous silicon photonics, to establish the world's first large-scale quantum dot laser ("QDL") and semiconductor optical amplifier (SOA ...