Using holographic imaging system, the microscope can produce phase and amplitude images of semen samples in the field and identify which are moving and which are immotile.
Analytical Chemistry
Oct 11, 2010
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(PhysOrg.com) -- Though it began as a science fair project involving a shiny Brazilian beetle, Lauren Richey’s research may advance the pursuit of ultra-fast computers that manipulate light rather than electricity.
Optics & Photonics
Sep 30, 2010
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A new approach to building an "artificial nose" -- using fluorescent compounds and DNA -- could accelerate the use of sniffing sensors into the realm of mass production and widespread use, say Stanford chemists. If their ...
Analytical Chemistry
Aug 20, 2010
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Scientists and Engineers at The University of Nottingham have built the world's smallest ultrasonic transducers capable of generating and detecting ultrasound. These revolutionary transducers which are orders of magnitude ...
Bio & Medicine
Aug 16, 2010
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Conventional wisdom holds that optical microscopy can't be used to "see" something as small as an individual molecule. But as it is wont, clever science has once again overturned conventional wisdom. Secretary of Energy, ...
Nanophysics
Jul 14, 2010
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(AP) -- Some people relax by doing crossword puzzles, watching movies or reading a good book. In his down time, often while flying somewhere, Energy Secretary Steven Chu relaxes by tackling a scientific conundrum and stretching ...
Nanophysics
Jul 7, 2010
6
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Japan's space agency said it had found a trace of gas Thursday in a capsule thought to contain asteroid dust that was brought back to Earth after a multi-billion-kilometre (mile) space journey.
Space Exploration
Jun 24, 2010
6
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Scientists have discovered a way of mimicking the stunningly bright and beautiful colours found on the wings of tropical butterflies. The findings could have important applications in the security printing industry, helping ...
Nanomaterials
May 30, 2010
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(PhysOrg.com) -- Lab-coated and goggled, Troy Dassler's 15 third graders are itching to power up their digital optical microscopes.
Other
May 10, 2010
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(PhysOrg.com) -- How hard do you have to pull on a single atom of -- let's say -- gold to detach it from the end of a chain of like atoms?* It's a measure of the astonishing progress in nanotechnology that questions that ...
Nanophysics
Mar 31, 2010
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