says Steve Safferman, an associate professor of biosystems and agricultural engineering at Michigan State university, who is involved with the project. bout 90 percent of the manure is water
The process oes beyond a typical digester, explains Jim Wallace, a former graduate student at Michigan State who now works for the Mclanahan Corp.
#Scientists are first to detect exciton in metals University of Pittsburgh rightoriginal Studyposted by Joe Miksch-Pittsburgh on June 2 2014humans have used reflection of light from a metal mirror on a daily basis for thousands of years
and particles says lead author Hrvoje Petek professor in the physics and astronomy department at the University of Pittsburgh.
Petek s team of experimental and theoretical physicists and chemists from the University of Pittsburgh and Institute of Physics in Zagreb Croatia report on how light
University of Pittsburghyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license e
an engineering professor at the University of Michigan. ur detector is sensitive, compact and works at room temperature,
Reguera, along with lead authors and graduate students Allison Speers and Jenna Young, evolved Geobacter to withstand increasing amounts of toxic glycerol.
and refining release tremendous amounts of low-grade heat to ambient temperaturessays Yi Cui an associate professor of materials science and engineering at Stanford university. ur new battery technology is designed to take advantage of this temperature gradient at the industrial scale. he new system
and dischargingsays Seok Woo Lee a postdoctoral scholar at Stanford and co-lead author of the study.
or more says Yang who notesâ that most heat recovery systems work best with higher temperature differences. key advance is using material that was not around at that timefor the battery electrodes as well as advances in engineering the system says co-author Gang Chen a professor
and deployed to use it. he results are very promising says Peidong Yang a professor of chemistry at the University of California Berkeley who was involved not in the study. y exploring the thermogalvanic effect the researchers were able to convert low-grade heat to electricity with decent efficiencyhe says. his is a clever idea
Vanderbilt University rightoriginal Studyposted by David Salisbury-VU on May 22 2014imagine a future in which plugs and external power sources no longer limit our electrical gadgets.
while they are subject to realistic static loads and dynamic forces such as vibrations or impactssays Cary Pint assistant professor of mechanical engineering at Vanderbilt University.
He and graduate student Andrew Westover have built small aferdevices in the Nanomaterials and Energy Devices Laboratory there. ndrew has managed to make our dream of structural energy storage materials into a realitysays Pint.
Jaime C. Grunlan and Benjamin A. Wilhite of Texas A&m University report the findings in Advanced Materials.
associate professor in the department of chemical engineering. t is all polymer and we are able to get performances comparable to really expensive materials such as mixed matrix membranes
associate professor in the mechanical engineering department. as where they mine it is impure and contains different poison gases you don want.
says Kwabena Boahen, associate professor of bioengineering at Stanford university. Boahen and his team have developed a circuit board consisting of 16 custom-designed eurocorechips.
HICANN CHIP FOR BRAIN SIMULATORS Heidelberg University Brainscales project has the ambitious goal of developing analog chips to mimic the behaviors of neurons and synapses.
invented at Rice university in 2002 by engineer Frank Tittel, Professor Robert Curl, and their collaborators, offers the possibility that such devices may soon be as small as a typical smartphone.
professor of electrical and computer engineering and a professor of bioengineering. ethane is emitted by natural sources, such as wetlands,
#Exoplanet weather forecast calls for clouds University of Chicago rightoriginal Studyposted by Steve Koppes-Chicago on December 31 2013a team of scientists report they have characterized definitively the atmosphere of a super-Earth class
and Jacob Bean of the University of Chicago has detected clear evidence of clouds in the atmosphere of GJ 1214b from data collected with the Hubble space telescope.
what is possible with Hubble to make this measurementsays Kreidberg a third-year graduate student and first author of the new paper. his advance lays the foundation for characterizing other Earths with similar techniques.?
and really nail down some property of a small planet orbiting a distant starexplains Bean an assistant professor and the project s principal investigator.
University of Chicagoyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license e
#This gene helps some of us never forget a face Emory University rightoriginal Studyposted by Lisa Newbern-Emory on December 24 2013the oxytocin receptor a gene known to influence mother-infant bonding also plays a role in the ability to remember faces.
According to study author Larry Young of the department of psychiatry at Emory University this is the first study to demonstrate that variation in the oxytocin receptor gene influences face recognition skills.
and University of Tampere in Finland contributed to the study which was funded by grants from the US National institute of mental health and the Office of Research Infrastructure Programs as well as the Nancy Lurie Marks Family Foundation and National Alliance for Autism Research.
computers go for good enough Purdue University rightoriginal Studyposted by Emil Venere-Purdue on December 23 2013computers capable of pproximate computingcould potentially double efficiency
a fundamental shift in the nature of computing workloads and the need for new sources of efficiencysays Anand Raghunathan a professor of electrical and computer engineering at Purdue University. omputers were designed first to be precise calculators that solved
Researchers presented their findings during the IEEE/ACM International Symposium on Microarchitecture earlier this month at the University of California Davis. The inability to perform to the required level of accuracy is inherently inefficient
and consumer electronics. n order to have a broad impact we need to be able to apply this technology to programmable processorssays Kaushik Roy professor of electrical
and that s the real hallmark of this worksays lead author doctoral student Swagath Venkataramani. he hardware can use the quality fields
what we have seen is that we can easily double energy efficiency. n other recent work led by former doctoral student Vinay K. Chippa the Purdue team fabricated an approximate cceleratorfor recognition
#DNA motor uses arms to walk across a nanotube Purdue University rightoriginal Studyposted by Emil Venere-Purdue on December 19 2013engineers made a motor out of DNA
The design was inspired by natural biological motors that have evolved to perform specific tasks critical to the function of cells says Jong Hyun Choi a Purdue University assistant professor of mechanical engineering.
which is comparable to steel says Pablo D. Zavattieri a Purdue University assistant professor of civil engineering. his is a material that is showing really amazing propertieshe says. t is abundant renewable and produced as waste in the paper industry. indings
and sensor applicationssays Zhong Lin Wang a professor in the School of Materials science and engineering. his opens up a source of energy by harvesting power from activities of all kinds. n its simplest form the triboelectric generator
Kiran and Robert Maccurdy graduate students in mechanical engineering at Cornell University led the project. A loudspeaker is a relatively simple object Kiran adds:
and former graduate student and lab member Evan Malone that allows scientists to tinker with different cartridges control software and other parameters.
For the magnet he employed the help of Samanvaya Srivastava graduate student in chemical and biomolecular engineering to come up with a viscous blend of strontium ferrite.
#Big bang swirls hint at universe s birth Mcgill University University of Chicago rightoriginal Studyposted by Steve Koppes-Chicago on December 17 2013a subtle distortion in the oldest
is a major milestone a technical achievement that indicates exciting physics to comesays John Carlstrom distinguished service professor in astronomy and astrophysics at the University of Chicago.
lead author Duncan Hanson a postdoctoral scientist at Mcgill University. B modes from inflation are caused by gravitational waves.
University of Chicagoyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license s
when a massive star explodedsays Haley Gomez of Cardiff University s School of Physics and Astronomy. ot only is it very young in astronomical terms
Its development and operation was led by Professor Matt Griffin from the School of Physics and Astronomy.
The team led by Professor Mike Barlow from University college London did not set out to make the discovery
and Penn State graduate student Bijesh Rajamohanan. n this work we went a step beyond and showed the capability of operating at high frequency
The researchers led by Suman Datta professor of electrical engineering tuned the material composition of the indium gallium arsenide/gallium arsenide antimony
Jeffrey Cirillo professor in the Department of Microbial Pathogenesis and Immunology at Texas A&m Health Science Center (TAMHSC) College of Medicine and his team have discovered a new method to spot the bacteria that causes
#Craters within crater hint at moonâ#diversity Brown University right Original Studyposted by Kevin Stacey-Brown on December 9 2013 Small craters on the moon that are within one of the largest
and that was taken as evidence that everything'#the same across the basinsays Dan Moriarty a graduate student at Brown University. e looked in a little more detail
Carle Pieters professor of geological sciences at Brown and Peter Isaacson from the University of Hawaii were also authors of the paper.
#Laser light creates hologram the width of a hair Purdue University rightoriginal Studyposted by Emil Venere-Purdue on December 9 2013researchers have created tiny holograms using a etasurfacecapable of the ultra-efficient control of light.
and telecommunications says Alexander Kildishev associate research professor of electrical and computer engineering at Purdue University.
and professor of electrical and computer engineering. he most important thing is that we can do this with a very thin layer only 30 nanometers
Formerly of Purdue Xingjie Ni a postdoctoral researcher at University of California Berkeley is co-author of the paper with Kildishev and Shalaev.
and produce very small quantities says James Tour chair in chemistry and professor of mechanical engineering and materials science and of computer science at Rice university.
and easily chop it up this small. our worked with co-author Angel Mart assistant professor of chemistry
and the Office of Naval Research funded the work through their Multidisciplinary University Research Initiatives. Source:
or mechanical structures that allow researchers to conduct their work on the micro/nanoscopic levelsays Jae Kwon associate professor of electrical and computer engineering at the University of Missouri. il-based materials or low-surface tension liquids
#Search tool finds pics of you based on tag relationships University of Toronto Posted by Michael Kennedy-Toronto on December 2 2013a new algorithm could profoundly change the way we find photos among the billions on social media sites such as Facebook
and we can search images bettersays Parham Aarabi a professor in the Department of Electrical
and Computer engineering at the University of Toronto who helped develop the algorithm. The tool called relational social image search achieves high reliability without using computationally intensive objector facial recognition software. f you want to search a trillion photos normally that takes at least a trillion operations.
University of Torontoyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license N
#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
In this recent work Mirkin an experimentalist and professor of Chemistry in the Weinberg College of Arts and Sciences teamed up with Monica Olvera de la Cruz a theoretician
and professor of materials science and engineering in the Mccormick School of engineering and Applied science to evaluate the new technique
says Olvera de la Cruz who also is a professor of chemistry in the Weinberg College of Arts
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
Abhinav Shrivastava a Phd student in robotics says NEIL can sometimes make erroneous assumptions that compound mistakes
A paper by the research team led by Penn State s Sarah M. Assmann professor of biology
and Philip Bevilacqua professor of chemistry appears in Nature. cientists have studied a few individual RNA molecules
College of Science and the Penn State Huck Institutes funded the research. Source: Penn Stateyou are free to share this article under the Creative Commons Attribution-Noderivs 3. 0 Unported license t
what we are excited aboutsays Professor George Eleftheriades of the University of Toronto. t s very practical. icture a mailbox sitting on the street.
Eleftheriades and Phd student Michael Selvanyagam s system wraps the mailbox in a layer of tiny antennas that radiate a field away from the box cancelling out any waves that would bounce back.
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
Such fabrication capability opens up exciting new options that were previously impossiblesays lead author Yong Chen professor in the department of industrial
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.
and processing radio-frequency signals are much harder to miniaturizesays project co-leader Kenneth Shepard an electrical engineering professor. hese off-chip components take up a lot of space and electrical power.
so they will have a long lifetime as well. ang developed the self-healing polymer in the lab of Zhenan Bao a professor of chemical engineering at Stanford
but we would certainly like to push thatsays Yi Cui an associate professor at Stanford and the Department of energy s SLAC National Accelerator Laboratory who led the research with Bao.
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 advanced laboratory techniques gave scientists an unprecedented opportunity to study the meteor that exploded over Chelyabinsk Russia in February. f humanity does not want to go the way of the dinosaurs we need to study an event like this in detailsays Qing-zhu Yin professor
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.
and isotopic analysis of the meteorites and Ken Verosub professor in the department of earth and planetary sciences measured the magnetic properties of metallic grains in the meteorite.
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
And scientists say this may help explain why honey bee populations are declining. e usually think of animals chemical signals (called pheromones) as communication systems that convey only very simple sorts of informationsays Christina Grozinger professor of entomology
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
however that when you shine light on them the electron takes off in one particular direction without having to cross from one material to anothersays Andrew M. Rappe professor of chemistry
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.
professor of materials science and engineering at Drexel University. ut adding just 10 percent of the barium nickel niobate moves the bandgap into the visible range
and close to the desired value for efficient solar energy conversion. o that's a viable material to begin with and the bandgap also proceeds to vary through the visible range as we add more
the Army Research Office the American Society for Engineering Education the Office of Naval Research and the National Science Foundation.
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 California
The results of this research performed jointly with materials professor Steven Denbaars and postdoctoral associate researcher Jakoah Brgoch appear in The Journal of Physical chemistry C. LED (light-emitting diode) lighting has been a major topic of research due to the many benefits it offers over traditional incandescent or fluorescent lighting.
According to Seshadri all of the recent advances in solid-state lighting have come from devices based on gallium nitride LEDS a technology that is largely credited to UC Santa barbara materials professor Shuji Nakamura who invented the first high-brightness
or 300 lumens per wattsays Denbaars who also is a professor of electrical and computer engineering and co-director of the Solid State Lighting & Energy Center.
The design and construction of an instrument based on these arrays as well as an analysis of its commissioning data appear in the Publications of the Astronomical Society of the Pacific. hat we have made is essentially a hyperspectral video camera with no intrinsic noisesays Ben Mazin assistant professor
of physics at University of California Santa barbara. n a pixel-per-pixel basis it s a quantum leap from semiconductor detectors;
MKIDS were developed first a decade ago by Mazin his Ph d. adviser Jonas Zmuidzinas professor of physics at the California Institute of technology and Henry Leduc at NASA s Jet propulsion laboratory.
Undergraduate engineering student Allen Hawkes working with graduate student Alexander Katko and lead investigator Steven Cummer professor of electrical and computer engineering designed an electrical circuit capable of harvesting microwaves.
and maneuverability at the same timesays Noah Cowan the associate professor of mechanical engineering who supervised the research. he Wright Brothers figured this out
while the other region pushes the water backwardsays Eric Fortune a professor of biological sciences at the New jersey Institute of technology who was a co-author of the paper. his arrangement is rather counter-intuitive like two propellers fighting against each other. f the fish wants to move forward
This biomimetic robot was developed in the lab of Malcolm Maciver associate professor of mechanical 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
or useless to have forces in directions other than the one we are trying to move in.
I think about animals as incredible living robotssays lead author Shahin Sefati a doctoral student advised by Cowan. t has taken several years of exciting multidisciplinary research during my Phd studies to understand these robots better. he National Science Foundation
#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
That work will be published separately. ogether these results show how to make this interesting two-cluster enzymebritt says. his is unique new chemistry. ames Swartz professor of chemical engineering
#How food can build better lithium batteries Cornell University rightoriginal Studyposted by Anne Ju-Cornell on October 29 2013a component of corn starch
and low-cost energy storage materials and lithium sulfur batteries are one of the most promising candidatessays Weidong Zhou a former postdoctoral researcher in Professor Hector Abruã a s lab at Cornell
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.?
Lithium-sulfur batteries could potentially offer about five times the energy density of today s typically used lithium-ion batteriessays Yingchao Yu a Phd student with Abruã a
and a former Phd student in the lab of Francis Disalvo paper co-author and professor of chemistry and chemical biology. s an additive it greatly improves the cycling stability of the battery. n another approach to improving lithium-sulfur battery durability the researchers also report a new way
to make lithium-sulfur cathodes by synthesizing a nanocomposite consisting of sulfur coated with a common inexpensive conductive polymer called polyaniline and
#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
Overtext Web Module V3.0 Alpha
Copyright Semantic-Knowledge, 1994-2011