Spiders use their silk to catch lunch. Now physicists are using it to catch light. New research shows that natural silk could be an eco-friendly alternative to more traditional ways of manipulating light, such as through ...
Optics & Photonics
Oct 11, 2012
0
0
The DNA structure as revealed by Watson and Crick is pivotal to the stability and replication of the DNA double helix. Replacement of the DNA base-pairs with other molecular entities is providing new functions for DNA and ...
Biochemistry
Oct 4, 2012
0
0
(Phys.org)—Proteins adorning the surfaces of human cells perform an array of essential functions, including cell signaling, communication and the transport of vital substances into and out of cells. They are critical targets ...
Biochemistry
Aug 28, 2012
0
0
(Phys.org) -- Researchers have created a new type of biosensor that can detect minute concentrations of glucose in saliva, tears and urine and might be manufactured at low cost because it does not require many processing ...
Nanophysics
Aug 21, 2012
4
1
(Phys.org) -- Label free optical biosensors enable the monitoring of biomolecules and their interactions in often highly sensitive diagnostic assays. Several methods have been employed for this purpose, including Whispering ...
Nanophysics
Aug 17, 2012
0
0
Physicists at The University of Texas at Austin, in collaboration with colleagues in Taiwan and China, have developed the world's smallest semiconductor laser, a breakthrough for emerging photonic technology with applications ...
Optics & Photonics
Jul 26, 2012
0
0
(Phys.org) -- A whole new class of biosensor that can detect exceptionally small traces of contaminants in liquids in just 40 minutes has been developed by a UNSW-led team of researchers.
Analytical Chemistry
May 29, 2012
1
0
Scientists have developed an ultra-sensitive test that should enable them to detect signs of a disease in its earliest stages, in research published today in the journal Nature Materials.
Analytical Chemistry
May 27, 2012
1
0
(Phys.org) -- Researchers have created an ultrasensitive biosensor that could open up new opportunities for early detection of cancer and "personalized medicine" tailored to the specific biochemistry of individual patients.
Nanophysics
May 15, 2012
0
0
From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Analytical Chemistry
May 14, 2012
0
0
