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Cannabis, marijuana, pot, bud, grass or herb — no matter its nickname, this go-to drug has long been associated with the essence of “green” and connected to eco-friendly movements. Yet, as legalization for medicinal and recreational use gathers pace globally, concerns are rising over the environmental impacts of this nascent industry as it emerges from […]
Heavy-duty trucks are the largest mobile source of a key precursor to dangerous ozone and particulate matter
Under China’s Covid-19 response , testing positive means not only being taken away for treatment or isolation instead of resting in one’s home, it also means finding the home, including the refrigerator and quilts, thoroughly sprayed with disinfectant when the patient returns. Residents of Shanghai, Jiangsu and Jilin complained online they had found their homes wrecked with disinfectants – in...
One of the promising applications of terahertz waves is non-destructive testing. According to research findings, terahertz time-domain attenuated total reflection spectroscopy could be used to non-destructively detect samples packaged in a thin polyethylene bag based on their spectral fingerprints.
This article looks at research published in Light: Science & Applications, titled 'Gas fiber lasers may represent a breakthrough in creating powerful radiation sources in the mid-IR'.