spectroscopy

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Mysterious Compound Detected on Pluto and Titan

Wired · 2026-07-07 Cached

The James Webb Space Telescope detected a mysterious chemical signature on Pluto and Titan at 5.113 micrometers that does not match any known compound, baffling astronomers and prompting further study.

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#spectroscopy

Avoiding and reducing microplastic false positives from dry glove contact

Hacker News Top · 2026-05-14 Cached

This paper demonstrates that dry glove contact with nitrile and latex gloves can cause over 2000 false positives per mm² in microplastic detection via spectroscopic methods, and recommends nitrile cleanroom gloves as a better alternative, along with workflows to distinguish microplastics from stearate contamination.

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