What question did this study set out to answer?

The aim is to construct a low-cost Raman spectrometer using violet diode lasers for educational purposes in chemistry labs.

Low-Cost Raman Spectroscopy using a Violet Diode Laser

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Experiment demonstrates a low-cost Raman spectrometer using violet lasers, emphasizing cost-effectiveness and educational utility.

The aim is to construct a low-cost Raman spectrometer using violet diode lasers for educational purposes in chemistry labs.
Assembled a Raman spectrometer using a violet diode laser and a PC-based spectrometer.
Incorporated a notch filter and several lenses for enhanced functionality.
Conducted wavelength analysis on carbon tetrachloride, water, and benzene.
Observed Stokes radiation bands that align with published data.
Demonstrated higher scattering efficiency compared to longer-wavelength lasers.
Instrument cost estimated at around $6500, with potential for future cost reduction.

Bisson et al. (2006) studied this question.

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