Detecting trace amounts of explosives with light

(Phys.org) —University of Adelaide research may help in the fight against terrorism with the creation of a sensor that can detect tiny quantities of explosives with the use of light and special glass fibres.

Return of the LIDAR

In a peninsula far, far away, a laser shoots into the sky to study the Antarctic atmosphere at Concordia research station.

Speckle-illumination proves useful in photoacoustic microscopy

Motivated by the limitations of scanning approaches to photoacoustic microscopy, an international group supervised by Emmanuel Bossy of Université Grenoble Alpes experimented with structured illumination using known and ...

Rare Sāmoan discovery offers clues to origins of inequality

The discovery of ancient rock walls and high mounds and ditches in dense jungle in the Falefa Valley on 'Upolu Island in Sāmoa holds valuable clues to the origins of ancestral land and social hierarchy in Polynesian society, ...

Evanescent scattering microscopy: A sharper image for proteins

Proteins may be the most important and varied biomolecules within living systems. These strings of amino acids, assuming complex 3-dimensional forms, are essential for the growth and maintenance of tissue, the initiation ...

Light can detect pre-cancerous colon cells

After demonstrating that light accurately detected pre-cancerous cells in the lining of the esophagus, Duke University bioengineers turned their technology to the colon and have achieved similar results in a series of preliminary ...

VegSense makes sense for forest studies

Rice researchers set up a Microsoft HoloLens as a mixed-reality sensor to feed VegSense, their application to measure understory vegetation, plant life that grows between the forest canopy and floor.

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