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General Physics Oct 3, 2017

Researchers identify free-flowing aerosol particles using holograms, lasers

Holographic images of free-flowing air particles may help climate change and biological weapons watchdogs better monitor the atmosphere, according to a recent Kansas State University study.

Engineering Sep 14, 2017

New device reveals spinning head of sperm and gives scientists clearest view of its 3-D motion

Scientists have been observing sperm cells since the invention of the optical microscope. But surprisingly little has been known about sperm swimming patterns in 3-D – information that could help and improve scientists' understanding ...

General Physics Aug 29, 2017

New neutron holography technique opens a window for obtaining clear 3-D atomic images

People usually associate holograms with futuristic 3-D display technologies, but in reality, holographic technologies are now being used to study materials at the atomic level. X-rays, a high-energy form of light, are often ...

Optics & Photonics Aug 15, 2017

Researchers achieve major improvement for lensless computational microscopy

Scientists from ITMO University and Tampere University of Technology have improved computational imaging of optical signals in lensless microscopes. By employing special algorithms, they increased the resolution of obtained ...

Optics & Photonics Jun 27, 2017

Seeing the forest through the trees with a new LiDAR system

Shortly after lasers were first developed in the 1960s, LiDAR—whose name originated as a combination of "light" and "radar"—capitalized on the newly unique precision they offered for measuring both time and distance. LiDAR ...

Optics & Photonics Jun 22, 2017

Camera captures microscopic holograms at femtosecond speeds

Researchers from ITMO University have built a setup for recording holograms of tiny objects like living cells at femtosecond speeds. The new method reconstructs the phase topography of a sample according to deformations that ...

Optics & Photonics Jun 21, 2017

New 3-D display takes the eye fatigue out of virtual reality

There is a great deal of excitement around virtual reality (VR) headsets that display a computer-simulated world and augmented reality (AR) glasses that overlay computer-generated elements with the real world. Although AR ...

Engineering May 30, 2017

Holographic measurement technology at production speed

Fault tolerance in automobile production is increasingly diminishing. Until recently, this presented suppliers with a problem: There were no sufficient methods for detecting micro defects during production. Visual inspection ...

Hi Tech & Innovation May 24, 2017

Five surprising ways holograms are revolutionising the world

We seem to be fascinated by holograms or at least the promise of what they can do. Think the famous Princess Leia projection in Star Wars; holographic fashion shows in New York, Hamburg and Beijing; the massive success of ...

Bio & Medicine May 18, 2017

Holographic microscope provides a new tool for nanomedicine to rapidly measure degradation of drug loaded nanoparticles

UCLA researchers have developed a cost-effective method to rapidly monitor the degradation of drug-carrying nanoparticles using a chip-scale microscope. This nanoparticle characterization platform is based on holography and ...

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