News tagged with optical microscopes

New microscope may take the 'ouch' out of blood tests

If the sight of a needle makes you squeamish, researchers at the Technion-Israel Institute of Technology are developing a new optical microscope for viewing blood cells that could do away with conventional ...

Physics / Optics & Photonics

created May 31, 2012 | popularity 4.4 / 5 (5) | comments 0

New microscope uses rainbow of light to image the flow of individual blood cells

Blood tests convey vital medical information, but the sight of a needle often causes anxiety and results take time. A new device developed by a team of researchers in Israel, however, can reveal much the same ...

Physics / Optics & Photonics

created May 21, 2012 | popularity not rated yet | comments 0 | with audio podcast

New 'metamaterial' practical for optical advances

(Phys.org) -- Researchers have taken a step toward overcoming a key obstacle in commercializing "hyperbolic metamaterials," structures that could bring optical advances including ultrapowerful microscopes, computers and solar ...

Physics / Condensed Matter

created May 15, 2012 | popularity 3.9 / 5 (7) | comments 5 | with audio podcast

Creating nanostructures from the bottom up

Microscopic particles are being coaxed by Duke University engineers to assemble themselves into larger crystalline structures by the use of varying concentrations of microscopic particles and magnetic fields.

Nanotechnology / Nanophysics

created Apr 24, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Detecting malaria early to save lives: New optical technique promises rapid and accurate diagnosis

Correctly and quickly diagnosing malaria is essential for effective and life-saving treatment. But rapid detection, particularly in remote areas, is not always possible because current methods are time-consuming ...

Physics / Optics & Photonics

created Apr 18, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers combine mobile phone technology and microscopy

VTT Technical Research Centre of Finland has developed an optical accessory that turns an ordinary camera phone into a high-resolution microscope. The device is accurate to one hundredth of a millimetre. Among those who will ...

Technology / Engineering

created Feb 15, 2012 | popularity 5 / 5 (1) | comments 1

A breakthrough in superlens development: Cheap, simple lens to let us see a single virus

A superlens would let you see a virus in a drop of blood and open the door to better and cheaper electronics. It might, says Durdu Guney, make ultra-high-resolution microscopes as commonplace as cameras in ...

Physics / Optics & Photonics

created Jan 09, 2012 | popularity 4.8 / 5 (29) | comments 4 | with audio podcast

Blocked holes can enhance rather than stop light going through

Conventional wisdom would say that blocking a hole would prevent light from going through it, but Princeton University engineers have discovered the opposite to be true. A research team has found that placing ...

Physics / Optics & Photonics

created Nov 22, 2011 | popularity 4.7 / 5 (22) | comments 25 | with audio podcast

Manufacturing microscale medical devices for faster tissue engineering

In the emerging field of tissue engineering, scientists encourage cells to grow on carefully designed support scaffolds. The ultimate goal is to create living structures that might one day be used to replace ...

Physics / Optics & Photonics

created Nov 02, 2011 | popularity 3 / 5 (3) | comments 0 | with audio podcast

3-D microscope opens eyes to prehistoric oceans and present-day resources

A University of Alberta research team has turned their newly developed 3-D microscope technology on ancient sea creatures and hopes to expand its use.

Technology / Engineering

created Sep 20, 2011 | popularity 5 / 5 (1) | comments 0

Microscopy, quantum-style: Atomic stacks imaged in real space

(PhysOrg.com) -- Since the first optical microscopes appeared in the late 1600s – an exact date and original inventor elude precise identification – microscopy has evolved dramatically. Scanning ...

Nanotechnology / Nanophysics

created Aug 31, 2011 | popularity 5 / 5 (6) | comments 1 | with audio podcast feature

Microscope on the go: Cheap, portable, dual-mode microscope uses holograms, not lenses

To serve remote areas of the world, doctors, nurses and field workers need equipment that is portable, versatile, and relatively inexpensive. Now researchers at the University of California at Los Angeles ...

Physics / Optics & Photonics

created Aug 30, 2011 | popularity 4.3 / 5 (8) | comments 2 | with audio podcast

Research team achieves first 2-color STED microscopy of living cells

Researchers are able to achieve extremely high-resolution microscopy through a process known as stimulated emission depletion (STED) microscopy. This cutting-edge imaging system has pushed the performance of microscopes significantly ...

Physics / Optics & Photonics

created Aug 17, 2011 | popularity 5 / 5 (1) | comments 0

Study unlocks secrets of plague with stunning new imaging techniques

(PhysOrg.com) -- Researchers at Sandia National Laboratories have developed a super-resolution microscopy technique that is answering long-held questions about exactly how and why a cell's defenses fail against ...

Chemistry / Analytical Chemistry

created May 16, 2011 | popularity 4 / 5 (4) | comments 0 | with audio podcast

Through a Sensor, Holographically

(PhysOrg.com) -- The power and resolution of lens-based optical microscopes have improved by orders of magnitude since their invention around 1595. Nevertheless, relying on a high-magnification lens for image ...

Physics / Optics & Photonics

created Apr 26, 2011 | popularity 4.2 / 5 (5) | comments 1 | with audio podcast feature