Biophotonics Techniques

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

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

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

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

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

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

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

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

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

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.