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    Raman Spectroscopy
    (Image credit: LMU/MPQ)
    The new minimally invasive screening approach needs just a single drop of blood to detect health conditions.
    (Image credit: Texas A&M University)
    The portable smartphone-based Raman spectrometer system is capable of detecting and analyzing chemicals and other materials in the field.

    Highlights

    (Image credit: CREOL)
    FIGURE 1. Experimental setup: Second-harmonic generation (SHG); intrapulse difference frequency generation (IDFG); electro-optic sampling (EOS); λ/4 (quarter-wave plate); mid-infrared (MIR).
    Test & Measurement

    Dual-comb spectroscopy measures 240,000 spectral points in longwave infrared at video rate

    Dmitrii Konnov
    Sept. 9, 2024
    Spectrometry system obtains absorption spectra of gaseous molecules over a spectral range of 1.5 to 45 THz, with up to 240,000 spectral data points in a single measurement spanning...
    (Image credit: AIST)
    Bio&Life Sciences

    Rigid endoscope technology covering hyperspectral imaging gets a facelift

    Justine Murphy
    Aug. 16, 2024
    Getting deep into the body for the clearest view possible during medical procedures can be key to successful outcomes. This may soon be aided by a new versatile system capable...
    (Image credit: S. Feng et al./Guangdong University of Technology)
    Bio&Life Sciences

    3D-printed chip detects multiple foodborne bacteria

    Justine Murphy
    Aug. 9, 2024
    Conventional detection methods used to identify pathogens in food, such as DNA sequencing and cell cultures, are effective, but contamination can happen. A 3D-printed microfluidic...
    (Image credit: HÜBNER Photonics)
    Lasers & Sources

    Ultrafast fiber laser offers 1000–1100 nm spectral bandwidth

    HÜBNER Photonics - a div of HÜBNER GmbH & Co KG
    Aug. 1, 2024
    The VALO Tidal ultrafast fiber laser delivers pulse durations of 40 fs (typical) with 2 W output power.
    (Image credit: Lingyan Shi/UC San Diego Bioengineering)
    Bio&Life Sciences

    PRM-SRS microscopy platform distinguishes specific lipid types

    Justine Murphy
    May 7, 2024
    A Raman microscopy-based imaging approach could crack the long-elusive code of lipids, their subtypes, and the key roles they play in human health, aging, and disease.

    Recommended

    (Courtesy of MKS Newport)
    FIGURE 1. Preparing a blood sample prior to testing.
    Bio&Life Sciences

    Building precision, accuracy, and speed into the analytical instruments used in health and life science

    Robert Bourdelais
    Oct. 16, 2023
    The strategic integration of custom-designed optical components can significantly improve the performance of these vital tools. Here are the critical factors to consider.
    Craic Technologies
    Test & Measurement

    Microspectrophotometer offers 2.0 nm spectral resolution

    May 8, 2023
    The 2030PV PRO microspectrophotometer combines high-resolution optics and advanced software algorithms to allow quick, accurate measurements of the spectral properties of microscopic...
    (Courtesy of Hebrew University of Jerusalem)
    FIGURE 1. A biosensor system developed by a team at Israel’s Agricultural Research Organization–Volcani Institute and the Hebrew University of Jerusalem can detect and monitor continuously, and in real time, infections in potatoes before they’ve grown to the surface.
    Bio&Life Sciences

    Biosensors: A tool to combat food waste

    Justine Murphy
    May 5, 2023
    A growing global population and climate change are prompting scientists to explore new ways to reduce food loss and waste. A top candidate? Biosensors.
    (Courtesy of Laia Josa Culleré, IQAC-CSIC)
    FIGURE 1. Photopharmacology is a promising approach to treating diseases such as cancer more effectively and with fewer harmful side effects.
    Bio&Life Sciences

    Changing the face of cancer treatment with light-controlled drugs

    Justine Murphy
    March 9, 2023
    Photopharmacology, an emerging approach to treating diseases, has the potential to upend conventional tactics for combatting cancer.
    (Courtesy of RSP Systems)
    A miniaturized, wearable sensor reads blood glucose levels quickly and noninvasively using miniature laser diodes.
    Bio&Life Sciences

    Wearable device promises easier glucose monitoring

    Justine Murphy
    March 3, 2023
    While techniques to monitor blood glucose levels have made the process easier for those with diabetes, some level of invasiveness remains. A new device could help.