Latest News from: Georgia Institute of Technology, Research Communications

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Newswise:Video Embedded in-emergencies-should-you-trust-a-robot
VIDEO
Released: 29-Feb-2016 8:05 AM EST
In Emergencies, Should You Trust a Robot?
Georgia Institute of Technology, Research Communications

In emergencies, people may trust robots too much for their own safety, a new study suggests. In a mock building fire, test subjects followed instructions from an “Emergency Guide Robot” even after the machine had proven itself unreliable – and after some participants were told that robot had broken down.

Newswise: Soft Matter Offers New Ways to Study How Materials Arrange
Released: 20-May-2013 8:00 PM EDT
Soft Matter Offers New Ways to Study How Materials Arrange
Georgia Institute of Technology, Research Communications

A fried breakfast food popular in Spain provided the inspiration for the development of doughnut-shaped droplets that may provide scientists with a new approach for studying fundamental issues in physics, mathematics and materials.

Newswise: Protein Study Suggests Drug Side Effects are Inevitable
17-May-2013 2:00 PM EDT
Protein Study Suggests Drug Side Effects are Inevitable
Georgia Institute of Technology, Research Communications

A new study of both computer-created and natural proteins suggests that the number of unique pockets – sites where small molecule pharmaceutical compounds can bind to proteins – is surprisingly small, meaning drug side effects may be impossible to avoid.

Newswise:Video Embedded ant-study-could-help-future-robot-teams-work-underground
VIDEO
16-May-2013 10:00 AM EDT
Ant Study Could Help Future Robot Teams Work Underground
Georgia Institute of Technology, Research Communications

Future teams of subterranean search and rescue robots may owe their success to the lowly fire ant, a much-despised insect whose painful bites and extensive networks of underground tunnels are all-too-familiar to people living in the southern United States.

Newswise: In Early Earth, Iron Helped RNA Catalyze Electron Transfer
14-May-2013 9:50 PM EDT
In Early Earth, Iron Helped RNA Catalyze Electron Transfer
Georgia Institute of Technology, Research Communications

A new study shows how complex biochemical transformations may have been possible under conditions that existed when life began on the early Earth. The study shows that RNA is capable of catalyzing electron transfer under conditions similar to those of the early Earth.

Newswise: Pathway Competition Affects Early Brain Differentiation
Released: 25-Apr-2013 8:00 PM EDT
Pathway Competition Affects Early Brain Differentiation
Georgia Institute of Technology, Research Communications

A new study shows how the strength and timing of competing molecular signals during brain development has generated natural and presumably adaptive differences in a brain region known as the telencephalon -- much earlier than scientists had previously believed.

Newswise: “Taxels” Convert Mechanical Motion to Electronic Signals
24-Apr-2013 1:00 PM EDT
“Taxels” Convert Mechanical Motion to Electronic Signals
Georgia Institute of Technology, Research Communications

Using bundles of vertical zinc oxide nanowires, researchers have fabricated arrays of piezotronic transistors capable of converting mechanical motion directly into electronic controlling signals. The arrays could help give robots a more adaptive sense of touch, provide better security in handwritten signatures and offer new ways for humans to interact with electronic devices.

Newswise:Video Embedded robots-baby-sea-turtles-reveal-principles-of-motion
VIDEO
21-Apr-2013 11:00 PM EDT
Robot & Baby Sea Turtles Reveal Principles of Motion
Georgia Institute of Technology, Research Communications

Based on a study of both hatchling sea turtles and "FlipperBot" -- a robot with flippers -- researchers have learned principles for how both robots and turtles move on granular surfaces such as sand.

Newswise:Video Embedded sensor-system-assesses-effects-of-explosions-on-soldiers
VIDEO
Released: 22-Apr-2013 7:00 PM EDT
Sensor System Assesses Effects of Explosions on Soldiers
Georgia Institute of Technology, Research Communications

To study the effects of improvised explosive devices on soldiers and help provide continuing treatment, researchers have developed a sensor system that measures the physical environment of an explosion and collects data that can correlate what the soldier experienced with long-term outcomes.

Newswise: Bose-Einstein Condensates Evaluated for Quantum Computers
Released: 11-Apr-2013 9:25 AM EDT
Bose-Einstein Condensates Evaluated for Quantum Computers
Georgia Institute of Technology, Research Communications

Physicists have examined how Bose-Einstein condensates (BEC) might be used to provide communication among the nodes of a distributed quantum computer. The researchers determined the amount of time needed for quantum information to propagate across their BEC.

Newswise: Diffusion Plays Key Role in Shaping Catalytic Nanoparticles
7-Apr-2013 10:00 PM EDT
Diffusion Plays Key Role in Shaping Catalytic Nanoparticles
Georgia Institute of Technology, Research Communications

Controlling the shapes of nanometer-sized catalytic and electrocatalytic particles made from noble metals such as platinum and palladium may be more complicated than previously thought.

Newswise: New Separation Process Advances Stem Cell Therapies
4-Apr-2013 1:40 PM EDT
New Separation Process Advances Stem Cell Therapies
Georgia Institute of Technology, Research Communications

A new separation process that depends on an easily-distinguished physical difference in adhesive forces among cells could help expand production of stem cells generated through cell reprogramming.

Newswise: Research Could Improve Heat Dissipation in 3-D Systems
Released: 2-Apr-2013 9:30 AM EDT
Research Could Improve Heat Dissipation in 3-D Systems
Georgia Institute of Technology, Research Communications

Researchers have won a Defense Advanced Research Projects Agency (DARPA) contract to develop three-dimensional chip-cooling technology able to handle heat loads as much as ten times greater than systems commonly used today.

Newswise: Acoustic Time Delay Could Improve Phased Array Systems
Released: 29-Mar-2013 10:00 AM EDT
Acoustic Time Delay Could Improve Phased Array Systems
Georgia Institute of Technology, Research Communications

Researchers have developed an ultra-compact passive true time delay device that could help reduce the size, complexity, power requirements and cost of phased array designs. The device uses the difference in speed between light and sound to create nanosecond signal delays.

Newswise:Video Embedded terradynamics-predicts-robot-motion-on-granular-media
VIDEO
Released: 22-Mar-2013 1:35 PM EDT
Terradynamics Predicts Robot Motion on Granular Media
Georgia Institute of Technology, Research Communications

Using a combination of theory and experiment, researchers have developed a new approach for understanding and predicting how small legged robots – and potentially also animals – move on and interact with complex granular materials such as sand.

Newswise: Mechanical Forces Play Major Role in Regulating Cells
Released: 19-Mar-2013 4:55 PM EDT
Mechanical Forces Play Major Role in Regulating Cells
Georgia Institute of Technology, Research Communications

Researchers have for the first time shown that mechanical forces can control the depolymerization of actin, a protein critical to cells. The research suggests that forces applied externally and internally may play a larger role than previously believed in regulating a range of processes inside cells.

Newswise: Synchrony May Be Key to Cracking Brain's Neural Code
Released: 12-Mar-2013 11:20 AM EDT
Synchrony May Be Key to Cracking Brain's Neural Code
Georgia Institute of Technology, Research Communications

In a perspective article published in the journal Nature Neuroscience, biomedical engineering professor Garrett Stanley detailed research progress toward “reading and writing the neural code.” The neural code details how the brain’s roughly 100 billion neurons turn raw sensory inputs into information we can use to see, hear and feel things in our environment.

Newswise: Neutron Scattering Provides Data on Ion Adsorption
Released: 27-Feb-2013 4:55 PM EST
Neutron Scattering Provides Data on Ion Adsorption
Georgia Institute of Technology, Research Communications

Researchers have demonstrated the use of a technique known as small angle neutron scattering (SANS) to study the effects of ions moving into nanoscale pores. The study is believed to be the first application of the SANS technique for studying ion surface adsorption in-situ.

Newswise: Study of Remora Fish Could Lead to New Bio-Adhesive
Released: 20-Feb-2013 8:00 PM EST
Study of Remora Fish Could Lead to New Bio-Adhesive
Georgia Institute of Technology, Research Communications

A new study provides details of the structure and tissue properties of the unique adhesion system used by remora fish to attach themselves to sharks and other marine animals. The information could lead to a new engineered reversible adhesive.

Newswise: Pollution Doesn’t Change the Rate of Droplet Formation
15-Feb-2013 8:45 AM EST
Pollution Doesn’t Change the Rate of Droplet Formation
Georgia Institute of Technology, Research Communications

When it comes to forming the droplets that make up clouds, a little oily and viscous organic material apparently doesn’t matter that much. And that’s good news for reducing the uncertainty of climate model predictions.

Newswise: Designer Blood Clots Could Improve Soldier Survival
11-Feb-2013 7:10 PM EST
Designer Blood Clots Could Improve Soldier Survival
Georgia Institute of Technology, Research Communications

When it comes to healing the terrible wounds of war, success may hinge on the first blood clot – the one that begins forming on the battlefield right after an injury. Researchers believe the initial response to injury may control subsequent healing.

Newswise: Study Helps Explain Why Cells Stick Together
Released: 14-Feb-2013 12:00 PM EST
Study Helps Explain Why Cells Stick Together
Georgia Institute of Technology, Research Communications

A new study provides insights into how cells stick to each other and to other bodily structures, an essential function in the formation of tissue structures and organs. It’s thought that abnormalities in their ability to do so play an important role in a broad range of disorders.

Newswise:Video Embedded picky-eater-fish-clean-up-seaweeds-on-coral-reefs
VIDEO
Released: 12-Feb-2013 1:00 PM EST
Picky Eater Fish Clean Up Seaweeds From Coral Reefs
Georgia Institute of Technology, Research Communications

Using underwater video cameras to record fish feeding on South Pacific coral reefs, scientists have found that herbivorous fish can be picky eaters – a trait that could spell trouble for endangered reef systems.

Newswise: Study Finds Microorganism Populations in the Troposphere
23-Jan-2013 1:50 PM EST
Study Finds Microorganism Populations in the Troposphere
Georgia Institute of Technology, Research Communications

In what is believed to be the first study of its kind, researchers used genomic techniques to document the presence of significant numbers of living microorganisms – principally bacteria – in the middle and upper troposphere, that section of the atmosphere approximately four to six miles above the Earth’s surface.

Newswise:Video Embedded small-uav-supports-development-of-lightweight-sensors
VIDEO
Released: 15-Jan-2013 1:30 PM EST
Small UAV Supports Development of Lightweight Sensors
Georgia Institute of Technology, Research Communications

Engineers at the Georgia Tech Research Institute (GTRI) are developing an airborne testing capability for sensors, communications devices and other payloads. Their aerial test bed is known as the GTRI Airborne Unmanned Sensor System (GAUSS).

Newswise: Study Measures Holes Antibacterials Create in Cell Walls
Released: 9-Jan-2013 9:00 PM EST
Study Measures Holes Antibacterials Create in Cell Walls
Georgia Institute of Technology, Research Communications

Researchers have created a biophysical model of the response of a Gram-positive bacterium to the formation of a hole in its cell wall, then used experimental measurements to validate the theory.

Newswise: Researchers Work to Counter Spear Phishing Attacks
Released: 8-Jan-2013 12:30 PM EST
Researchers Work to Counter Spear Phishing Attacks
Georgia Institute of Technology, Research Communications

Researchers at the Georgia Tech Research Institute (GTRI) are working to counter threats from spear phishing. The attacks use knowledge of computer users to gain their trust to break into corportate networks.

Newswise:Video Embedded coral-records-suggest-el-nino-activity-rises-above-background
VIDEO
31-Dec-2012 4:00 PM EST
Coral Records Suggest El Nino Activity Rises Above Background
Georgia Institute of Technology, Research Communications

By examining a set of fossil corals that are as much as 7,000 years old, scientists have dramatically expanded the amount of information available on the El Nino-Southern Oscillation, a Pacific Ocean climate cycle that affects climate worldwide.

Newswise: Substrate Patterning Creates P-N Junctions in Graphene
Released: 9-Dec-2012 2:50 PM EST
Substrate Patterning Creates P-N Junctions in Graphene
Georgia Institute of Technology, Research Communications

Researchers are creating graphene p-n junctions by transferring films of the electronic material to substrates that have been patterned by compounds that are either strong electron donors or electron acceptors.

Newswise: Researchers Win $2.7 Million to Advance Big-Data Technology
Released: 29-Nov-2012 11:40 AM EST
Researchers Win $2.7 Million to Advance Big-Data Technology
Georgia Institute of Technology, Research Communications

A research team at the Georgia Institute of Technology has received a $2.7 million award from the Defense Advanced Research Projects Agency (DARPA) to develop technology intended to help address the challenges of "big data" – data sets that are both massive and complex.

Newswise: Online Tool Creates Catch-Up Immunization Schedules
Released: 28-Nov-2012 2:45 PM EST
Online Tool Creates Catch-Up Immunization Schedules
Georgia Institute of Technology, Research Communications

A new online tool takes the guesswork out of developing individualized catch-up immunization schedules by allowing parents and health care providers to easily create a schedule that ensures missed vaccines and future vaccines are administered according to approved guidelines.

Newswise: Measles Microneedle Vaccine Could Boost Immunization Effort
Released: 27-Nov-2012 11:00 AM EST
Measles Microneedle Vaccine Could Boost Immunization Effort
Georgia Institute of Technology, Research Communications

Measles vaccine given with painless and easy-to-administer microneedle patches can immunize against measles at least as well as vaccine given with conventional hypodermic needles, according to research done by the Georgia Institute of Technology and the Centers for Disease Control and Prevention (CDC).

Newswise: Researchers Study How Diversity Helps Microbial Communities Respond to Change
Released: 26-Nov-2012 1:00 PM EST
Researchers Study How Diversity Helps Microbial Communities Respond to Change
Georgia Institute of Technology, Research Communications

Researchers at the Georgia Institute of Technology have received a five-year, $1.8 million grant from the National Science Foundation (NSF) to study how complex microbial systems use their genetic diversity to respond to human-induced change.

Newswise: Technique Produces Bandgap to Advance Graphene Electronics
14-Nov-2012 4:00 PM EST
Technique Produces Bandgap to Advance Graphene Electronics
Georgia Institute of Technology, Research Communications

By fabricating graphene structures atop nanometer-scale “steps” etched into silicon carbide, researchers have for the first time created a substantial electronic bandgap in the material suitable for room-temperature electronics.

Newswise: Threatened Corals Use Chemical 911 to Summon Help
6-Nov-2012 8:45 AM EST
Threatened Corals Use Chemical 911 to Summon Help
Georgia Institute of Technology, Research Communications

Corals under attack by toxic seaweed do what anyone might do when threatened – they call for help. A study reported this week in the journal Science shows that threatened corals send signals to fish “bodyguards” that quickly respond to trim back the harmful seaweed.

Newswise: New Test Predicts Level of Disease-Facilitating Enzyme
Released: 1-Nov-2012 1:00 PM EDT
New Test Predicts Level of Disease-Facilitating Enzyme
Georgia Institute of Technology, Research Communications

Researchers are developing a technique for predicting from a simple blood sample the amount of cathepsins—protein-degrading enzymes known to accelerate certain diseases—a specific person would produce.

Newswise: New Technique Connects Multi-Walled Carbon Nanotubes
Released: 29-Oct-2012 6:00 PM EDT
New Technique Connects Multi-Walled Carbon Nanotubes
Georgia Institute of Technology, Research Communications

Using a new method for precisely controlling the deposition of carbon, researchers have demonstrated a technique for connecting multi-walled carbon nanotubes to the metallic pads of integrated circuits without the high interface resistance produced by traditional fabrication techniques.

Newswise: Study Shows How Hopping Robots Could Conserve Energy
Released: 29-Oct-2012 8:00 AM EDT
Study Shows How Hopping Robots Could Conserve Energy
Georgia Institute of Technology, Research Communications

A new study shows that jumping can be more complicated than it might seem. In research that could extend the range of future rescue and exploration robots, scientists have found that hopping robots could dramatically reduce the amount of energy they use by adopting a unique two-part “stutter jump.”

Newswise: iPad App Shows How Conditions Affect Blackbody Radiation
Released: 10-Oct-2012 8:55 AM EDT
iPad App Shows How Conditions Affect Blackbody Radiation
Georgia Institute of Technology, Research Communications

Understanding blackbody radiation – electromagnetic emissions that play a role in a broad range of physical systems – is an important part of physics instruction at both the high school and college levels. A new iPad app helps explain this to students.

Newswise: Study Suggests Immune System Can Boost Nerve Regrowth
Released: 2-Oct-2012 6:00 AM EDT
Study Suggests Immune System Can Boost Nerve Regrowth
Georgia Institute of Technology, Research Communications

Modulating immune response to injury could accelerate the regeneration of severed peripheral nerves, a new study in an animal model has found. By altering activity of the macrophage cells that respond to injuries, researchers dramatically increased the rate at which nerve processes re-grew.

Newswise:Video Embedded intuitive-visual-control-provides-faster-robot-operation
VIDEO
Released: 25-Sep-2012 1:45 PM EDT
Intuitive Visual Control Provides Faster Robot Operation
Georgia Institute of Technology, Research Communications

Using a novel method of integrating video technology and familiar control devices, a research team from Georgia Tech and the Georgia Tech Research Institute (GTRI) is developing a technique to simplify remote control of robotic devices.

Newswise: Study Finds Pathways Governing Instability of GAA/TTC Repeats
Released: 10-Sep-2012 8:00 AM EDT
Study Finds Pathways Governing Instability of GAA/TTC Repeats
Georgia Institute of Technology, Research Communications

A study of more than 6,000 genes in a common species of yeast has identified the pathways that govern the instability of GAA/TTC repeats. In humans, the expansions of these repeats is known to inactivate a gene – FXN – which leads to Friedreich’s ataxia, a neurodegenerative disease that is currently incurable.

Newswise: Self-Charging Power Cell Converts and Stores Energy
Released: 21-Aug-2012 2:00 PM EDT
Self-Charging Power Cell Converts and Stores Energy
Georgia Institute of Technology, Research Communications

Researchers have developed a self-charging power cell that directly converts mechanical energy to chemical energy, storing the power until it is released as electrical current. The development eliminates the need to convert mechanical energy to electrical energy for charging a battery.

Newswise: Artificial Intelligence Allows Automated Worm Sorting
16-Aug-2012 1:55 PM EDT
Artificial Intelligence Allows Automated Worm Sorting
Georgia Institute of Technology, Research Communications

Scientists have demonstrated an automated system that uses artificial intelligence and cutting-edge image processing to rapidly examine large numbers of individual nematodes -- a species widely used in biological research.

Newswise: Enzymes Attack One Another In
Released: 13-Aug-2012 7:00 AM EDT
Enzymes Attack One Another In "Cathepsin Cannibalism"
Georgia Institute of Technology, Research Communications

Researchers for the first time have shown that members of a family of enzymes known as cathepsins – which are implicated in many disease processes – may attack one another instead of the bodily proteins they normally degrade.

Newswise:Video Embedded micro-swimmers-robots-could-deliver-cargo-drugs
VIDEO
Released: 6-Aug-2012 9:00 AM EDT
Micro-Swimmer Robots Could Deliver Cargo & Drugs
Georgia Institute of Technology, Research Communications

Researchers have used complex computational models to design micro-swimmers that could overcome the challenges of swimming at the micron scale. These autonomous micro-robots could carry cargo and navigate in response to stimuli such as light.

Newswise: How to Avoid Traps in Plastic Electronics
Released: 30-Jul-2012 9:00 AM EDT
How to Avoid Traps in Plastic Electronics
Georgia Institute of Technology, Research Communications

Plastic electronics hold the promise of cheap, mass-produced devices. But plastic semiconductors have an important flaw: the electronic current is influenced by “charge traps” in the material. New research reveals a common mechanism underlying these traps and provides a theoretical framework to design trap-free plastic electronics.

Newswise: Data Visualization Tool Finds
Released: 26-Jul-2012 9:15 AM EDT
Data Visualization Tool Finds "Unknown Unknowns"
Georgia Institute of Technology, Research Communications

A research team at the Georgia Tech Research Institute (GTRI) has developed a software tool that enables users to perform in-depth analysis of modeling and simulation data, then visualize the results on-screen. The new data analysis and visualization tool offers improved ease of use compared to similar tools, the researchers say.

Newswise: Study Shows Feasibility of Capturing CO2 Directly from Air
Released: 23-Jul-2012 8:00 PM EDT
Study Shows Feasibility of Capturing CO2 Directly from Air
Georgia Institute of Technology, Research Communications

With a series of papers published in chemistry and chemical engineering journals, Georgia Tech researchers have advanced the case for extracting carbon dioxide directly from the air using newly-developed adsorbent materials.

Newswise: Microneedles Target Therapeutics to Back of the Eye
Released: 22-Jul-2012 8:00 PM EDT
Microneedles Target Therapeutics to Back of the Eye
Georgia Institute of Technology, Research Communications

Thanks to tiny microneedles, eye doctors may soon have a better way to treat diseases such as macular degeneration that affect tissues in the back of the eye.


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