However, this reduces the sensitivity of low-cost silicon CCD detectors at longer wavenumbers, making it difficult or impossible to view the "stretch" section of the Raman spectra (2000-4000 cm-1).

A Raman spectroscopy system uses a laser to illuminate a target sample and a spectrometer to detect inelastic light scattering. The scattered light is displaced in wavelength from the laser emission ...

Our metagenomic profiling also showed differences in the taxonomic composition of endoliths in different gypsum varieties. Raman spectroscopy revealed that carotenoids were the most common pigments ...

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Cox, E. G., Proc. Roy. Soc., A, 135, 491 (1932).

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Together, they also manage two other large-cap growth strategies, Alger Focus Equity and Alger Spectra. Supporting the managers is a team of four seasoned analysts, averaging 20 years of industry ...

Jan. 9, 2025 — Scientists have created a catalyst for hydrogen generation from ammonia that becomes more active with time, and by counting atoms revealed changes that boost the catalyst's ...