#DNA helps nanoparticle crystals self-assemble Northwestern University rightoriginal Studyposted by Megan Fellman-Northwestern on December 2 2013using the same structure found in nature researchers have built the first near-perfect single crystals
There s no reason we can t grow extraordinarily large single crystals in the future using modifications of our techniquesays Mirkin who also is a professor of medicine chemical and biological engineering biomedical engineering and materials science and engineering and director of the university s International Institute for Nanotechnology.
professor at Sungkyunkwan University in the Republic of korea. Co-authors contributed from Florida State university and Texas A&m University.
The National Science Foundation and the state of Florida supported the research. Source: Rice Universit p
#Computer gets smarter by looking at online pics 24-7 Carnegie mellon University Posted by Byron Spice-Carnegie mellon on November 26 2013a computer program called the Never Ending Image Learner (NEIL) is running 24
but people##and NEIL##nevertheless know that sheep typically are white. mages are the best way to learn visual propertiessays Abhinav Gupta assistant research professor in Carnegie mellon University s Robotics Institute. mages
what we are excited aboutsays Professor George Eleftheriades of the University of Toronto. t s very practical. icture a mailbox sitting on the street.
Jude Keyse a postgraduate student at the University of Queensland School of Biological sciences says the find was surprising.
and yellow hues. o-author Shane Penny a postgraduate student at Charles darwin University says o correctly describe the new species now becomes critical as the effects of getting it wrong can be profound for fisheries ecology
#Faster 3d printing with multiple materials University of Southern California Posted by Megan Hazle-USC on November 21 2013researchers have developed a faster 3d printing process
and systems engineering at University of Southern California. Traditional modeling and prototyping approaches used to take days
#Engineers create smallest FM radio transmitter Columbia University rightoriginal Studyposted by Holly Evarts-Columbia on November 20 2013to build the world s smallest system that can create FM signals
James Hone a mechanical engineering professor at Columbia University who co-led the project says the work emonstrates an application of graphene that cannot be achieved using conventional materials.
This is a problem for all electrodes in high-capacity batteries says Hui Wu a former Stanford postdoc who is now a faculty member at Tsinghua University in Beijing
#Russian meteor was a wake-up call University of California Davis rightoriginal Studyposted by Andy Fell-UC Davis on November 18 2013consumer video cameras
and planetary sciences at University of California Davis. Saying it was a ake-up callyin says the Chelyabinsk meteorite the largest strike
The largest single piece weighing about 650 kilograms was recovered from the bed of Lake Chebarkul in October by a team from Ural Federal University led by Professor Viktor Grokhovsky.
Researchers at the University of Tokyo and Waseda University in Japan found that the rock had been exposed to cosmic rays for only about 1. 2 million years unusually short for rocks originating in the Flora family.
University of California Davisyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license i
#Tiny Lego blocks build two-faced nanotubes University of Warwick rightoriginal Studyposted by Anna Blackaby-Warwick on November 14 2013using a process similar to molecular Lego scientists
and out of cellssays Sebastien Perrier professor at the University of Warwick. uch of this work is done by channel proteins for example in our nervous system where they modulate electrical signals by gating the flow of ions across the cell membranehe says.
University of Warwickyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license e
State university and Tel aviv University describe how they assigned queen bees to a variety of treatment groups.
#Solvent safely turns semiconductors into ink University of Southern California rightoriginal Studyposted by Robert Perkins-USC on November 13 2013a new solvent can dissolve semiconductors safely and at room temperature.
Once heated the solvent evaporates leaving behind only a high-quality film of crystalline semiconductor##perfect for use in electronics. t s inexpensive and easily scalablesays Richard Brutchey a chemistry professor at the University of Southern
#Crystal structure could push the limits of solar cells University of Pennsylvania right Original Studyposted by Evan Lerner-Pennsylvania on November 13 2013 A new model for solar cell construction may ultimately make them less expensive easier to manufacture
and of materials science and engineering at the University of Pennsylvania. e call this the bulk photovoltaic effect rather than the interface effect that happens in existing solar cells.
and engineering at Drexel University. ut adding just 10 percent of the barium nickel niobate moves the bandgap into the visible range
University of Pennsylvania You are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license c
#Calculations find best phosphors for better LEDS University of California Santa barbara rightoriginal Studyposted by Sonia Fernandez-UCSB on November 12 2013new research makes it possible to optimize phosphorsâ##a key component in white
LED lightingâ##allowing for brighter more efficient lights. hese guidelines should permit the discovery of new and improved phosphors in a rational rather than trial-and-error mannersays Ram Seshadri a professor in the department of materials at University
of physics at University of California Santa barbara. n a pixel-per-pixel basis it s a quantum leap from semiconductor detectors;
and biomedical engineering at Northwestern University and a co-author. e are far from duplicating the agility of animals with our most advanced robotsmaciver says. ne exciting implication of this work is that we might be held back in making more agile machines by our assumption that it s wasteful
#Dendrites are like minicomputers in your brain University of North carolina at Chapel hill rightoriginal Studyposted by Mark Derewicz-UNC on October 30 2013the branch-like projections of neurons called dendrites are not just passive wiring
as if the processing power of the brain is much greater than we had originally thoughtsays Spencer Smith an assistant professor in the University of North carolina at Chapel hill s School of medicine.
and Ikuko Smith set up their own lab at the University of North carolina. They used patch-clamp electrophysiology to attach a microscopic glass pipette electrode filled with a physiological solution to a neuronal dendrite in the brain of a mouse.
start with strange chemistry Stanford university University of California Davis rightoriginal Studyposted by Andy Fell-UC Davis on October 30 2013bacteria have been making hydrogen for billions of years
In a study published in the journal Science chemists describe a key step in assembling a hydrogen-generating catalyst. t s pretty interesting that bacteria can do thissays David Britt professor of chemistry at University of California Davis
#How food can build better lithium batteries Cornell University rightoriginal Studyposted by Anne Ju-Cornell on October 29 2013a component of corn starch
University and first author of two papers which are published in ACS Nano and the Journal of the American Chemical Society. rom electric vehicles to solar and wind power applications for better lithium-based battery technologies are countless.?
#Dolphin-like radar finds hidden explosives University of Southampton rightoriginal Studyposted by Andrew Duff-Southampton on October 25 2013inspired by the way dolphins hunt scientists have developed a new type of radar that can
The new system is based on a sonar concept called twin inverted pulse sonar (TWIPS) developed by Tim Leighton professor from the University of Southamptonâ#Institute of Sound and Vibration research.
University of Southamptonyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license c
#First supercapacitor on a silicon chip could power phones Vanderbilt University rightoriginal Studyposted by David Salisbury-VU on October 24 2013engineers have constructed the first supercapacitor made out of silicon.
and a variety of other electromechanical devices providing a considerable cost savings. f you ask experts about making a supercapacitor out of silicon they will tell you it is a crazy ideasays Cary Pint an assistant professor of mechanical engineering at Vanderbilt University who headed the development
#Tunable antenna could end annoying dropped calls Cornell University rightoriginal Studyposted by Anne Ju-Cornell on October 22 2013.
what people have been using for decadessays Darrell Schlom professor of industrial chemistry at Cornell University who led the international research team. hat we have discovered is the world's lowest-loss tunable dielectric. ossrefers to wasted energy
Fan and his colleagues at the University of Illinois-Urbana Champaign (Illinois) and North carolina State university collaborated on the project.
#There s a thermostat that stops neurons from spazzing out Brandeis University rightoriginal Studyposted by Leah Burrows-Brandeis on October 17 2013for the first time scientists have seen evidence in a living animal of a hermostatthat controls
and bring the brains of people suffering from such disorders back into balancesays Gina Turrigiano a professor at Brandeis University who led the study.
#Shortcut lets brain make memories in a flash Mcgill University rightoriginal Studyposted by Anita Kar-Mcgill U. on October 16 2013nerve cells have a special re-assemblytechnique that enables the brain to quickly form memories.
when it s the wrong timesays Wayne Sossin a neuroscientist at the Montreal Neurological Institute and Hospital at Mcgill University and senior investigator on the paper. his is especially important with nerve cells in the brain as you only want the brain to make precise
#Drop an internet in the ocean to detect tsunamis University at Buffalo rightoriginal Studyposted by Cory Nealon-Buffalo on October 14 2013a deep-sea internet network is expected to improve the way scientists detect tsunamis monitor pollution
and analyze data from our oceans in real timesays Tommaso Melodia associate professor of electrical engineering at the University at Buffalo
University at Buffaloyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license o
#Tiny water sensor embedded in plant stems Cornell University Posted by Krishna Ramanujan-Cornell on October 14 2013researchers are completing soil tests on a water sensor within a fingertip-sized silicon chip
and develop something that is not only a great improvement but also much cheaper for growers and others to usesays Alan Lakso professor of horticulture at Cornell University.
University of Ljubljana Slovenia; University of Szeged Hungary; and Cochin University of Science and Technology India.
The Air force Research Laboratory through the University Technology Corp. the Office of Naval Research MURI graphene program and the Air force Office of Scientific research MURI program supported the research.
Source: Rice Universityyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license u
#Signs of water detected in exoplanet s debris University of Warwick rightoriginal Studyposted by Anna Blackaby-Warwick on October 11 2013the remains of a water-rich rocky exoplanet have been discovered outside
our solar system orbiting a white dwarf star 170 light years away. Using observations obtained with the Hubble Space Telescopeâ
and debris that has been pulled into the orbit of its dying parent starâ#says Boris Gänsicke professor of physics at the University of Warwick. owever this planetary graveyard swirling around the embers of its parent star is a rich source
##and maybe still existâ##in the GD 61 system and likely also around substantial number of similar parent starssays lead author Jay Farihi from the Institute of Astronomy at the University of Cambridge. hese water-rich building blocks
Using a sophisticated computer model of the white dwarf atmosphere developed by Detlev Koester at the University of Kiel they were able to infer the chemical composition of the shredded minor planet.
University of Warwickyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license h
A team of researchers led by Professor Jaswinder Singh of Mcgill University s Department of Plant Science has identified a key gene that acts as a switch to determine how a particular plant will respond to high humidity
#Lava pillars in Iceland may have formed without a boom University at Buffalo rightoriginal Studyposted by Charlotte Hsu-Buffalo on October 9 2013land-based lava pillars in Iceland may have formed through an unusual reaction typically seen
That finding is more likely than the one that suggests the rocky pillars dotting Icelandâ#Skaelingar valley were tossed projectiles into the fields by warring trollsâ##a theory University at Buffalo geologist Tracy Gregg heard from a tour guide and local hiker.
University at Buffaloyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license i
They take almost no space at all. ther researchers from Rice university the University of Texas at Austin Oak ridge National Laboratory
and the National University of Singapore contributed to the study which was supported by Army Research Office the Office of Naval Research the Welch Foundation the Korean Institute of Machinery and Materials the National Science Foundation Oak ridge National Laboratory and the Department of energy.
#Chemical program controls synthetic DNA California Institute of technology University of Washington rightoriginal Studyposted by Michelle Ma-Washington on October 7 2013soon chemists could use a structured set of instructions##like using Python
and of computer science and engineering at the University of Washington. he vision is that eventually you can use this technology to build general-purpose tools. urrently
Additional co-authors of the paper contributed from University of Washington; University of California San francisco; California Institute of technology;
and Microsoft Research. The National Science Foundation the Burroughs Wellcome Fund and the National Centers for Systems Biology supported the research.
University of Washingto h
#This electron accelerator is smaller than a grain of rice Stanford university rightoriginal Studyposted by Mike Ross-Stanford on September 30 2013researchers have used a laser to accelerate electrons at a rate 10 times higher than conventional technology
A collaborating research group in Germany led by Peter Hommelhoff at Friedrich Alexander University and the Max Planck Institute of Quantum Optics has been looking for such a solution.
Additional contributors included researchers from the University of California-Los angeles and Tech-X Corp. in Boulder Colo.
Cornell University rightoriginal Studyposted by Blaine Friedlander-Cornell on September 30 2013with estimates that 15 to 40 percent of the world s species will be lost over the next 40 years due to warming
Jan Rabaey a world expert on electronic circuits and systems at the University of California Berkeley.
The Stanford team used this imperfection-immune design to assemble a basic computer with 178 transistors a limit imposed by the fact that they used the university s chip-making facilities rather than an industrial fabrication process.
In a demonstration of its potential the researchers also showed that the CNT COMPUTER could run MIPS a commercial instruction set developed in the early 1980s by then Stanford engineering professor and now university President John Hennessy.
Though it could take years to mature the Stanford approach points toward the possibility of industrial-scale production of carbon nanotube semiconductors according to Naresh Shanbhag a professor at the University of Illinois at Urbana-Champaign
University of Chicago rightoriginal Studyposted by Steve Koppes-Chicago on September 25 2013scientists are closer to understanding deep earthquakes which occur
and shock waves. e are capturing the physics of deep earthquakessays Yanbin Wang a senior scientist at the University of Chicago who helps run the X-ray facility at Argonne National Laboratory where the research occurred. ur experiments show that for the first time laboratory
The work was conducted at the Geosoilenvirocars beamline operated by University of Chicago at the Advanced Photon Source housed at Argonne.
More than 20 years ago geologist Harry Green of University of California Riverside and colleagues discovered a high-pressure failure mechanism that they proposed then was sought the long mechanism of very deep earthquakes (earthquakes
Study authors contributed from the Ecole Normale Supã rieure in France Universitã de Granoble in France the University of Chicago and UMET CNRS â##Universitã Lille 1 and UC Riverside.
University of Chicagoyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license e
and we are quite happy that the DNP NMR technology is so useful for understanding this plant biochemistry questionsays Hong also a faculty scientist with the US Department of energy s Ames Laboratory.
#Earth s inner core spins faster than rest of planet University of Leeds rightoriginal Studyposted by Ben Jones-U. Leeds on September 17 2013the Earth s
and Environment at the University of Leeds. he magnetic field pushes eastwards on the inner core causing it to spin faster than the Earth
The study was a collaboration between the University of Leeds and The swiss Federal Institute of technology Zurich.
University of Leedsyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license
but there are significant challenges in achieving true nanoscale dimension. ur work demonstrates that processes of polymer self-assembly can provide a way around this limitationsays John Rogers professor of materials science and engineering at University of Illinois at Urbana-Champaign.
Combining jet printing with self-assembling block copolymers enabled the engineers to attain the much higher resolution as suggested by lead author Serdar Onses a postdoctoral scientist at Illinois. Onses earned his doctorate at the University of Wisconsin
under Paul Nealey now professor of molecular engineering at the University of Chicago and a co-author of the paper in Nature Nanotechnology. his concept turned out to be really usefulrogers says.
The resolution of the chemical pattern nears the current limit of traditional photolithography notes Lance Williamson a graduate student in molecular engineering at University of Chicago
Back at the University of Illinois engineers place a block copolymer atop this pattern. The block copolymer self-organizes directed by the underlying template to form patterns that are at much higher resolution than the template itself.
I am optimistic about the possibilities. esearchers from Hanyang University in Korea also contributed to the study
Douglas Capone a professor and chair of biological sciences at the University of Southern California says that the research is notable both for understanding the nitrogen cycle
along with throwing light on the major controls on this key process over long time scales. dditional researchers from Princeton The swiss Institute of technology in Zurich (ETH) and Columbia University Lamont-doherty earth observatory.
#Glass just two atoms thick shatters world record Cornell University rightoriginal Studyposted by Anne Ju-Cornell on September 12 2013a aneof glass so impossibly thin that its individual silicon
and engineering physics at Cornell University. Scientists at Cornell and Germany s University of Ulm had been making graphene a two-dimensional sheet of carbon atoms in a chicken wire crystal formation on copper foils in a quartz furnace.
They noticed some uckon the graphene and upon further inspection found it to be composed of the elements of everyday glass silicon and oxygen.
#Catalyst makes tiny rods swim to target University of Warwick rightoriginal Studyposted by Anna Blackaby-Warwick on September 10 2013putting a bit of catalyst on the ends of microscopic atchstickscan propel them through water to a specific chemical report researchers.
at the University of Warwick. t may even provide some insight into how rod shapes were selected for self-propelled microscopic shapes in the natural world. he team has now found a way to do it by simply adding a chemical in a specific spot
University of Warwic o
#Laser pinpoints tiniest traces of explosive Michigan State university rightoriginal Studyposted by Layne Cameron-Michigan State on September 9 2013a bomb-detecting laser that can find micro-traces of explosive
and Liam Hill at the University of Leeds in partnership with the Bradford Institute for Health Research and colleagues at the University of Indiana. n trying to support a child with handwriting
and the School of Mathematics and Physics at the University of Queensland. his is a process by
University of Queenslan N
#Untangled DNA is how guys become guys University of Queensland rightoriginal Studyposted by Bronwyn Adams-Queensland on September 9 2013.
An enzyme that nravelsdna appears to trigger male development of the embryo a finding that may give greater insight into intersex disorders.
or female says Peter Koopman a professor from the University of Queensland s Institute for Molecular Bioscience. ost mammals including humans
University of Queenslandyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license r
but it turned up in an earlier survey of genes involved in leaf senesce says Su-Sheng Gan professor of horticulture at Cornell University.
#How slow-wave sleep helps us learn Boston University Brown University Posted by David Orenstein-Brown on August 22 2013brown (US)# Scientists have pinpointed the brainwave frequencies
#The mechanisms of memory consolidations regarding motor memory learning were still uncertain until now#says Masako Tamaki a postdoctoral researcher at Brown University
#In addition to Tamaki Sasaki and Watanabe other authors on the paper contributed from Boston University MGH National Taiwan University and Arizona State university.
#Surprise virus caused blue chicken eggs University of Nottingham rightoriginal Studyposted by Emma Rayner-Nottingham on August 20 2013u.
and Asian chickens#says team leader David Wragg a doctoral research fellow at University of Nottingham.#
in China and the University of Sydney in Australia. Source: University of Nottinghamyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license t
#Genes from the father build the placenta CORNELL (US)- Placentas support the fetus and mother but new research with horses mules and donkeys confirms that the father provides the genetic blueprints for the organ.
of molecular biology and genetics at Cornell University. Using mouse studies only about 100 genes with imprinted expression had been identified.
#Add arsenic to magnesium to make it stainless Monash University rightoriginal Studyposted by Emily Walker-Monash on August 19 2013monash U. AUS)# Adding a little arsenic to magnesium slows down the metal s corrosion
A team led by Nick Birbilis an associate professor of materials engineering at Monash University found that the addition of very low levels of arsenic to magnesium retards the corrosion reaction by effectively#poisoning#the reaction before it completes.
and electrical and computer engineering at Northeastern University, worked with Nicholas Fang, associate professor of mechanical engineering at MIT,
#Ice may explain odd craters on Mars Brown University right Original Studyposted by Kevin Stacey-Brown on August 6 2013brown (US) More than 600 double-layer craters on Mars may have been caused by debris
Recent discoveries by planetary geoscientists at Brown and elsewhere have shown that the climate of Mars has varied in the past says James W. Head professor of geological science at Brown University.
Brown University you are free to share this article under the Creative Commons Attribution-No Derivs 3. 0 Unported license c
says Lee Hickey a research fellow at University of Queensland. The discovery will enable selective breeding of barley that will provide genetic protection to the disease.
the University of Sydne; and Uruguay's Instituto de Investigacion Agropecaria. The Grains Research and development Corporation partially funded the study.
University of Queenslan n
#Compact graphene device could shrink supercapacitors Monash University rightoriginal Studyposted by Emily Walker-Monash on August 5 2013monash U. AUS)# A new strategy to engineer graphene-based supercapacitors could make them viable
for widespread use in renewable energy storage portable electronics and electric vehicles. Supercapacitors are made generally of highly porous carbon impregnated with a liquid electrolyte to transport the electrical charge.
Dan Li a materials engineering professor at Monash University and his team created a supercapacitor with energy density of 60 watt-hours per liter#comparable to lead-acid batteries and around 12 times higher than commercially available supercapacitors.#
#Robots show how alcohol calms fear in fish New york University rightoriginal Studyposted by James Devitt-NYU on July 31 2013nyu (US)# Bio-inspired robots that look like predators can scare fish
Maurizio Porfiri associate professor of mechanical and aerospace engineering at the Polytechnic institute of New york University (NYU-Poly) and Simone Macr##a collaborator at the Istituto Superiore di Sanit##in Rome Italy published their findings
#The National Science Foundation the Honors Center of Italian Universities and the Mitsui USA Foundation supported the research.
#To beat stem rust, wheat crops get new gene University of California Davis rightoriginal Studyposted by Pat Bailey-UC Davis on July 30 2013uc DAVIS (US)# Scientists
since 1999 threatening important wheat production areas of the world#says co-author Jorge Dubcovsky a wheat geneticist at University of California Davis and a Howard Hughes Medical Institute investigator.#
The team which includes researchers from Washington University School of medicine plans to explore whether the mutations identified in the new study confer specific survival advantages.
##Shifty#neutrinos hint at antimatter mystery Boston University Duke university Stony Brook University University of Pittsburgh University of Rochester University of Washington Posted by Leonor Sierra-Rochester
which is full of surprises#says Chang Kee Jung professor of physics at Stony Brook University and international co-spokesperson for the T2k Collaboration.#
The experiment shows that researchers can now accurately observe the type of neutrino oscillation that will need to be studied in detail in future experiments aiming to measure CP violation explains Steven Manly professor of physics at the University of Rochester and part of the collaboration.
For that reason the University of Rochester group has focused on understanding these other processes to ensure that what is measured is really the neutrino oscillation they have sought.
Funded by the US Department of energy Office of Science the US T2k collaborating team includes Boston University;
University of California Irvine; University of Colorado; Colorado State university; Duke university; Louisiana State university; Stony Brook University;
University of Pittsburgh; University of Rochester; and University of Washington (Seattle. Sources: University of Rochester Stony Brook Universityyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license v
Overtext Web Module V3.0 Alpha
Copyright Semantic-Knowledge, 1994-2011