Search results for x-ray
Scientists Generate Black Hole Radiation in the Lab
Dec 07, 2009 |
4.2 / 5 (32) |
9
(PhysOrg.com) -- Due to their violent nature and long distance from Earth, black holes and their surroundings are very difficult to study. Currently, the main method to observe a black hole is to use an X-ray ...
Nanoimaging in 3-D
Dec 01, 2009 |
4.9 / 5 (14) |
0
(PhysOrg.com) -- As technology shrinks ever smaller, interest in objects and devices on the nanoscale becomes more apparent. However, visualizing these objects in three dimensions comes with special challenges. ...
Switchable Nanostructures Made with DNA
Nanotechnology / Bio & Medicine
Dec 21, 2009 |
4.6 / 5 (9) |
0
(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s Brookhaven National Laboratory have found a new way to use a synthetic form of DNA to control the assembly of nanoparticles — this time resulting ...
Supernova explosions stay in shape
Dec 17, 2009 |
4.9 / 5 (8) |
2
At a very early age, children learn how to classify objects according to their shape. Now, new research suggests studying the shape of the aftermath of supernovas may allow astronomers to do the same.
Fine-tuned: A wholly new approach to tuning a laser's frequency
Dec 04, 2009 |
4.5 / 5 (10) |
2
(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays ...
Sandtrapped Rover Makes a Big Discovery
Space & Earth / Space Exploration
Dec 03, 2009 |
4.8 / 5 (56) |
11
Homer's Iliad tells the story of Troy, a city besieged by the Greeks in the Trojan War. Today, a lone robot sits besieged in the sands of Troy while engineers and scientists plot its escape.
Why a short run is better than a long walk
Dec 02, 2009 |
4.6 / 5 (22) |
2
(PhysOrg.com) -- Using the latest technology, researchers are uncovering evidence of exactly how major a role activity plays in the battle to keep obesity at bay. In new report published in the British Me ...
Fermi Telescope Peers Deep into Microquasar (w/ Video)
Nov 27, 2009 |
4.8 / 5 (17) |
0
(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has made the first unambiguous detection of high-energy gamma-rays from an enigmatic binary system known as Cygnus X-3. The system pairs a hot, massive ...
Nanoscale changes in collagen are a tipoff to bone health
Dec 22, 2009 |
5 / 5 (1) |
0
Using a technique that provides detailed images of nanoscale structures, researchers at the University of Michigan and Detroit's Henry Ford Hospital have discovered changes in the collagen component of bone ...
Accelerators and Light Sources of Tomorrow (Part 1: From Linacs to Lasers)
Dec 22, 2009 |
4.7 / 5 (6) |
2
From their humble beginnings as offshoots of the ordinary electric light bulb, particle accelerators have evolved in surprising directions. Among the most productive and promising developments have been light ...
Dental delight! Tooth of sea urchin shows formation of biominerals
Dec 21, 2009 |
5 / 5 (4) |
0
(PhysOrg.com) -- Some of the most common minerals in biology, including those in bones and shells, have a mysterious structure: Their crystals are positioned in the same orientation, making them behave as ...
How the daisy got its spots... and why
Dec 18, 2009 |
4.5 / 5 (2) |
0
Dark spots on flower petals are common across many angiosperm plant families and occur on flowers such as some lilies, orchids, and daisies. Much research has been done on the physiological and behavioral ...
Physicists see through the opaque with 'T-rays'
Dec 18, 2009 |
4.2 / 5 (11) |
0
"T-rays" may make X-rays obsolete as a means of detecting bombs on terrorists or illegal drugs on traffickers, among other uses, contends a Texas A&M physicist who is helping lay the theoretical groundwork to make the concept ...
Next-generation Intel products to be launched in January; Include first 32-nm Core i3, i5 processors
Dec 18, 2009 |
3.7 / 5 (13) |
1
(PhysOrg.com) -- Intel has announced it will launch over two dozen new products next month, including new processors, chipsets, and a number of wireless components.
A Search for Stability for Platinum Catalysts
Nanotechnology / Nanomaterials
Dec 17, 2009 |
5 / 5 (1) |
0
(PhysOrg.com) -- A new carbon support that greatly increases the durability of proton-exchange membrane fuel cells has been developed by scientists at Pacific Northwest National Laboratory and Princeton University. ...
