Researchers at Georgia Tech are developing silicon-germanium microchips that can operate in ultra-sophisticated radar systems and new generations of NASA spacecraft. These chips offer cost savings, compact size, and improved efficiency, making them ideal for phased-array radar systems.
Researchers discovered that changing an embryo's genetic elements can alter its adult fish jaw structure and function. The study revealed a complex link between embryonic development and biomechanical systems, with specific genes controlling different aspects of the lower jaw.
Researchers discovered a hidden unity between celestial mechanics and atomic physics, revealing similarities in the mathematics governing both. This connection enables new ways to design space missions with minimal fuel usage.
Scientists discovered a bacterial defense mechanism that reduces nitric oxide levels in response to the toxin, allowing bacteria to fend off the body's defenses. The NorR protein plays a crucial role in this process, and researchers hope to develop new antibiotics by disrupting this mechanism.
A study by Georgia Tech researchers found the number of Category 4 and 5 hurricanes worldwide has nearly doubled over 35 years, despite a decrease in total hurricanes. Global sea surface temperatures have increased, driving this shift.
Research at Georgia Tech suggests that native plant eaters prefer exotic meals over native plants, contradicting the enemy release hypothesis. This finding supports the 'new associations' hypothesis, which states that newly introduced plants may lack defenses against native consumers due to their evolutionary history.
A recent study found that a single water molecule can catalytically enhance the oxidation of carbon monoxide to carbon dioxide at low temperatures. This breakthrough could lead to new channels of reactivity using polar molecules like water.
Researchers at Georgia Tech will create new tools for fabricating 3D photonic crystals using optical patterning and polymeric structures. This project aims to make high-quality 3D crystals accessible to a wider range of researchers, increasing the potential for innovation in crystal research.
Researchers at Georgia Institute of Technology have pinpointed a chemical called triazole that can allow polymer electrolyte membrane (PEM) fuel cells to operate at much higher temperatures without moisture. This discovery could make polymer fuel cells cheaper and more practical for use in cars, laptops, and cell phones.
A large body of evidence highlights barriers to increasing female faculty numbers, including lack of encouragement, confidence, and role models. Specific strategies, such as speed mentoring and ADEPT tool kit, are provided to address these issues.
Researchers at Georgia Tech have developed a prototype handheld gas phase chemical sensing device and a liquid phase sensing device using small quantum cascade lasers. The devices can detect levels of chemicals as low as 30 parts-per-billion, enabling fast response times for applications such as breath diagnostics and water monitoring.
Researchers successfully entangled a photon and a single atom located in an atomic cloud, demonstrating the first time this has passed the rigorous test of Bell inequality violation. The findings are a significant step towards developing secure long-distance quantum communications.
Researchers developed a tool that combines atomic force microscopy (AFM) with scanning electrochemical microscopy (SECM) to monitor both topography and biochemical activity simultaneously. The technology promises to be valuable for various biomedical and biotechnological applications, including studying cystic fibrosis.
Researchers at Georgia Tech have developed a device that can analyze proteins much faster, more gently, and at a lower cost. This innovation could significantly shorten drug development time and bring down the overall cost of protein analysis technology.
Researchers found that nanotubes are stiff from the ends but soft from the middle, with larger tubes becoming softer. The study's findings are important for developing nanoelectronics and could lead to more efficient nanowires.
A math study examines the degree of partisanship among House committees and finds that the Homeland Security Committee has strong ties to the Rules Committee. The research also reveals the Judiciary Committee as one of the most partisan groups, with weak connections to other committees.
Researchers at Georgia Institute of Technology and University of California, San Francisco discovered that gold nanoparticles can bind to cancer cells using an antibody, making detection easier. The technique has a 600% greater affinity for cancer cells than noncancerous cells and doesn't require expensive microscopes or lasers.
A new research program aims to create advanced nanotechnologies to analyze plaque formation on the molecular level and detect it at early stages. The program will focus on detecting plaque and pinpointing its genetic causes with three types of nanostructured probes.
Georgia Tech researchers reveal that biomaterial surface chemistry influences cell behavior by altering adhesion proteins. This discovery can lead to the development of novel, rationally-designed biomaterials that control interactions between cells and materials.
A new study from Georgia Tech and Emory University suggests that the body's response to a combination device may be different and potentially detrimental when multiple components are involved. This can lead to an enhanced immune response, making it more difficult for the device to integrate smoothly into the patient.
A new Georgia Tech micro-CT imaging technique helps tissue engineers develop better bone grafts by analyzing vascularization and mineralization. The technique provides high-resolution 3D images of bone repair, enabling researchers to optimize implant design and improve bone healing.
The US is investing $3 million in Egyptian science, with a focus on biotechnology, manufacturing technology, and environmental technology. This partnership aims to foster an atmosphere of international trust and understanding, leading to economic stability in the region.
A two-sided market framework is used to compare the traditional 'Reader Pays' model with the newer 'Author Pays' or Open Access publishing model. The study finds that Open Access appears efficient when distribution costs are minimal, but editorial quality may affect profitability.
A study by Eliesh O'Neil Lane explores the roles of IRB members and how to improve the decision-making process. The composition of IRBs affects the types of issues discussed during reviews, with defined roles needed for scientists, non-scientists, and nonaffiliated members.
Computer simulations have revealed that gold is an effective catalyst when it's in clusters of eight to two dozen atoms, and electrical charging plays a crucial role. This breakthrough has opened up new avenues for exploring environmental effects on catalysis.
Scientists uncover how multi-walled carbon nanotubes are formed inside glass-coated liquid carbon via the pure carbon arc method. The research team discovered that carbon crystals form inside drops of glassy liquid carbon, which cool at a faster rate than the surrounding nanotube, resulting in a glassy appearance.
Researchers have found that gold nanoclusters can become electrically charged when anchored to defects in a magnesium oxide catalytic bed. This charging mechanism enables the transfer of an electron to reacting molecules, weakening chemical bonds and allowing reactions to occur at low temperatures.
Researchers at Georgia Tech have developed a new approach to creating lightweight organic solar cells using pentacene, converting sunlight into electricity with high efficiency. The cells' flexibility and minimal weight make them suitable for powering various devices, from RFID tags to electronic devices.
Researchers at Georgia Tech discovered that bosons placed in two-dimensional harmonic traps will crystallize when their repulsive interactions are increased. Theoretical simulations showed six bosons forming a polygonal crystal with one boson in the center.
A new microgenerator has been successfully developed by Georgia Tech researchers, capable of producing useful amounts of electricity and powering small electronic devices. The device's high-speed spinning magnet produces 1.1 watts of power, a significant advancement in microengines that could replace conventional batteries.
A new study found that fine particulate matter in Hong Kong's air is four times the U.S. standard, with significant contributions from industrial activity in Guangdong Province, China. The think tank recommends implementing emission controls and upgrading vehicle standards to reduce pollution levels.
Researchers found that bilateral motor performance improvements were seen in patients with Parkinson's disease, regardless of where the stimulation was applied. The study suggests that unilateral deep brain stimulation could be a more effective and lower-risk treatment option for some patients.
A team at Georgia Institute of Technology has developed heat-controlled drug implants that can release medication over an extended period, targeting conditions like diabetes. The films, made from microparticles, could be triggered by blood glucose monitors to administer insulin or other medications.
Researchers have developed core/shell nanogels that can target cancer cells using folic acid, a nutrient that cancer cells absorb more than healthy cells. The nanoparticles can be heated to kill cancer cells, but applying targeted heat sources like ultrasound can spare healthy cells.
A study by J. Todd Streelman found that human-induced disturbance accelerated the evolutionary process of cichlid fish, leading to two genetically distinct populations with distinct color patterns. The findings suggest a potential for rapid speciation and highlight the impact of human activity on evolutionary processes.
Researchers at Georgia Tech and partnering institutions are studying the effects of high electromagnetic stress on launchers, aiming to reduce damage caused by intense heat and friction. The goal is to develop reliable railguns for the Navy's next-generation electric battleships.
Researchers at Georgia Institute of Technology and NASA found that nanosprings exhibit mechanical properties similar to macroscale springs. The findings suggest other nano materials may behave similarly to their macroscale counterparts.
Georgia Tech will focus on aeropropulsion and power technologies, bridging technology gaps for revolutionary engine components. The institute aims to develop innovative propulsion and power technologies, enabling NASA and industry to produce more efficient engines.
Climate models predict significant temperature increases and sea level rise over the next century. The effects of carbon dioxide emissions from fossil fuels will last for at least 100 years, regardless of current reductions.
Researchers at Georgia Institute of Technology have developed the first storage ring to confine and guide ultra-cold neutral atoms in a circular path. The Nevatron ring marks a step toward creating atom fiber optics that could improve aircraft guidance systems and open new areas of study in basic physics.
Researchers describe how sodium ions control electron hole migration through DNA, potentially initiating damage to genetic coding. The study suggests that water molecules, sodium ions, and DNA backbone work together to regulate electrical charge transport.
A new paper predicts that silicon semiconductors can continue miniaturization for at least two decades, driven by clever engineering and nanotechnology innovations. The researchers identify the fundamental limits governing future miniaturization, including energy requirements and material constraints.
A new study from Georgia Institute of Technology suggests that buoyancy plays a crucial role in causing hot, partially molten rocks to rise and erupt through the surface at mid-ocean ridges. This finding contradicts the long-held assumption of passive sea-floor spreading.
Scientists studying Jupiter's moons using laboratory simulations and spacecraft data reveal unique chemical reactions driven by high-energy electrons and ions. The findings support the presence of frozen brine on Europa's surface and provide insights into radiation-induced processes in outer space.
Researchers discovered high levels of hydroxyl (OH) radical in the near-surface atmosphere over the South Pole, exceeding equatorial values. The findings suggest that glacio-chemists must be cautious when interpreting Antarctic ice cores, as changes in chemical species may continue for years after being trapped in the snowpack.
Physicists at Georgia Institute of Technology create Bose-Einstein condensates using an all-optical technique, confining rubidium-87 atoms with carbon dioxide lasers. This method is simpler and faster than magnetic confinement, allowing for a wider range of atoms to be used.
Researchers at Georgia Institute of Technology have demonstrated binary optical storage using nanoclusters of 2-8 silver atoms. The clusters can fluoresce when exposed to blue light, allowing for nondestructive reading with green light. This technique has the potential for high-density storage and parallel reading.
Researchers at Georgia Tech, HP Labs, and UCLA receive the Feynman Prize in Nanotechnology for their work on building devices with atomic precision. The team, led by Uzi Landman and R. Stanley Williams, successfully created a molecular switch, a key step towards building entire memory chips at the nanoscale.
Researchers at Georgia Tech have applied aerodynamic concepts from aircraft to tractor-trailers, reducing drag by up to 50% and improving directional control, traction, and braking. The Circulation Control system uses compressed air to create lift and reduce rolling resistance, with potential fuel savings of up to 12%.
Researchers have measured the comparative bending strength of tiny carbon nanotubes using a technique based on mechanical resonance induced by an oscillating electrical voltage. The study provides information that will help materials scientists select the best variety of nanotube for new applications.