For the first time, we can now tell the difference between a wide range of plastic types and thereby separate plastics according to their chemical composition. This is absolutely ground-breaking and ...

The prototype hyperspectral Raman imaging lidar system included a pulsed 532- nm green laser and a 2D imaging spectrometer with a gated ICCD. WASHINGTON — Researchers have developed a new ...

Plastic litter has emerged as a pollutant of concern in the oceans around the world over the past few decades. Defined as plastic litter that is smaller than 5 mm, microplastic is thought to be the ...

Properly identifying plastic by resin type is a key to profitability for brokers, recyclers and reprocessors of plastic scrap. Some brokers and recyclers can find that misidentified loads of plastic ...

In recent years, microplastics have emerged as a significant concern for environmental health and safety, with their long-term impacts still not fully understood. Defined as plastic particles smaller ...