iological sensors or biosensors are like technological canaries in the coalmine By converting a biological response into an optical or electrical signal they can alert us to dangers in our external and internal environments They ... - Read More
How much does bromine affect stratospheric ozone Answering this question is the primary objective of measurements by a multi instrument gondola carried by a high altitude balloon The gondola accommodates a unique combination of remote ... - Read More
Defects damage the ideal properties of many two dimensional materials like carbon based graphene Phosphorus just shrugs That makes it a promising candidate for nano electronic applications that require stable properties according to new research ... - Read More
Lighter more flexible and cheaper than conventional solar cell materials carbon nanotubes CNTs have long shown promise for photovoltaics But research stalled when CNTs proved to be inefficient converting far less sunlight into power than ... - Read More
A perspective article published last month by University of California Riverside chemists in the Journal of Physical Chemistry Letters was selected as an Editors Choice an honor only a handful of research papers receive The ... - Read More
The discovery 30 years ago of soccer ball shaped carbon molecules called buckyballs helped to spur an explosion of nanotechnology research Now there appears to be a new ball on the pitch Researchers from Brown ... - Read More
Using a newly developed ultrafast femtosecond infrared light source chemists at the University of Chicago have been able to directly visualize the coordinated vibrations between hydrogen bonded molecules the first time this sort of chemical ... - Read More
Chemists and biologists at the University of Konstanz have succeeded in transforming algae oil into high quality chemical raw materials via so called isomerizing alkoxycarbonylation This provides the foundation for the use of algae as ... - Read More
Imagine a tower builds itself into the desired structure only by choosing the appropriate bricks Absurd and however in the nano world this is reality There an unordered crowd of components can initiate the formation ... - Read More
One of Leonardo da Vinci's masterpieces drawn in red chalk on paper during the early 1500s and widely believed to be a self portrait is in extremely poor condition Centuries of exposure to humid storage ... - Read More
As far back as 1948 Erwin Schrödinger the inventor of modern quantum mechanics published the book What is life In it he suggested that quantum mechanics and coherent ringing might be at the basis of ... - Read More
Researchers at the National Institute of Standards and Technology NIST have developed a laser based instrument that generates artificial sunlight to help test solar cell properties and find ways to boost their efficiency The novel ... - Read More
Michael Lewis's bestselling book Flash Boys describes how some brokers engaging in high frequency trading exploit fast telecommunications to gain fraction of a second advantage in the buying and selling of stocks But you don't ... - Read More
A device that essentially listens for light waves could help open up the last frontier of the electromagnetic spectrum the terahertz range So called T rays which are light waves too long for human eyes ... - Read More
Powerful inexpensive and even flexible when they need to be organic photodiodes are a promising alternative to silicon based photodetectors They are used to improve light sensitivity in cameras and to check displays for homogeneous ... - Read More
For years scientists have had an itch they couldn't scratch Even with the best microscopes and spectrometers it's been difficult to study and identify molecules at the so called mesoscale a region of matter that ... - Read More
A specially formed material that can provide custom broadband absorption in the infrared can be identified and manufactured using genetic algorithms according to Penn State engineers who say these metamaterials can shield objects from view ... - Read More
medical treatment Some critics of this decision are arguing that the agency is disallowing advertising “commercial speech” as well as interfering with an individual’s right to receive information both of which are protected under the ... - Read More
Northwestern University researchers are the first to develop a new solar cell with good efficiency that uses tin instead of lead perovskite as the harvester of light The low cost environmentally friendly solar cell can ... - Read More
It's not only the biology of lakes that varies with the climate and other environmental factors it's also their chemistry More knowledge about this is needed to understand the ecology of lakes and their role ... - Read More
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