Optics News
May 1, 2016

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May 1, 2016

Apr. 26, 2016 — A unique rapid-fire electron source -- originally built as a prototype for driving next-generation X-ray lasers -- will help scientists study ultrafast chemical processes and changes in materials at ... read more

Pre-Surgical Exposure to Blue Light Reduces Organ Damage in Mice

Apr. 25, 2016 — A 24-hour exposure to bright blue light before surgery reduces inflammation and organ damage at the cellular level in a mouse model, according to new ... read more

Physicists Detect the Enigmatic Spin Momentum of Light

Apr. 25, 2016 — Scientists have used an extremely precise technique to experimentally verify that light does in fact exert the extraordinary perpendicular force, which is determined by the polarization of the ... read more

Rare Earth Atoms See the Light

Apr. 25, 2016 — Physicists have discovered a promising new route for combined optical and solid-state-based quantum ... read more

Apr. 25, 2016 — Optogenetics now enables the development of new methods that can be used like light switches to turn on and off specific processes in cells. Optogenetic methods are based on the isolation and ... read more

Apr. 25, 2016 — Using time-, energy- and angular-resolved photoelectron imaging, a team of researchers has been able to make snapshots of coupled Rydberg orbitals evolving in time during an ultrafast autoionization ... read more

Attosecond Physics: Understanding the Microcosmos

Apr. 22, 2016 — With the aid of terahertz radiation, physicists have developed a method for generating and controlling ultrashort electron pulses. With further improvements, this technique should be capable of ... read more

Apr. 22, 2016 — Researchers are getting closer to corner light dark-matter particle models. Observations can rule out some axion-like particles in the quest for the content of dark ... read more

Apr. 22, 2016 — Photoswitchable agents might reduce side effects of a chemotherapy. So far, photodynamic therapies have been dependent on oxygen in the tissue. But hardly any oxygen exists in malignant, rapidly ... read more

Apr. 22, 2016 — Light propagating in a layer of scattering nanoparticles, shows the principle of diffusion - like tea particles in hot water. The deeper light is penetrating into the layer, the lower the energy ... read more

Apr. 21, 2016 — If a person pushes a broken-down car alone, there is a certain effect. If another person helps, the result is the sum of their efforts. If two micro-particles are pushing a third microparticle, ... read more

Apr. 20, 2016 — Creating the batteries or electronics of the future requires understanding materials that are just a few atoms thick and that change their fundamental physical properties in fractions of a second. ... read more

Apr. 20, 2016 — The first quantum cascade laser on silicon has been built by scientists. The advance may have applications that span from chemical bond spectroscopy and gas sensing, to astronomy and free-space ... read more

Brighter Prospects for Chronic Pain

Apr. 20, 2016 — The potential of light as a noninvasive, highly focused alternative to pain medication was made more apparent thanks to new research. Optogenetics is a growing field of research with a wide variety ... read more

No Evidence to Suggest Lasers Pointed at Cockpits Damage Pilots' Eyes

Apr. 19, 2016 — There is no evidence to suggest that lasers pointed at airplane cockpits damage pilots' eyesight. But obviously if directed at critical moments, the dazzle from the beam and ensuing distraction ... read more

Apr. 19, 2016 — Today's imaging technologies allow highly sensitive cameras to detect even the faintest glimmers of light. Unfortunately, however, highly sensitive pieces of optical equipment are also highly ... read more

Research Improves Conductive Plastic for Health, Energy, Other Technologies

Apr. 19, 2016 — An international team of scientists has developed methods to improve the performance of a conductive plastic that can be used in devices that interface with the human ... read more

Apr. 19, 2016 — Liquid water is a very good heat storage medium -- anyone with a Thermos bottle knows that. However, as soon as water boils or freezes, its storage capacity drops precipitously. Physicists have now ... read more

Nano-Magnets Produce 3-Dimensional Images

Apr. 19, 2016 — Researchers have developed a wide-view 3- dimensional (3-D) holographic display composed of nano-magnetic pixels. This 3-D display, with 1-µm-pitch pixels, can show holographic images at viewing ... read more

Apr. 19, 2016 — Worldwide growing data volumes make conventional electronic processing reach its limits. Future information technology is therefore expected to use light as a medium for quick data transmission also ... read more

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