Scientists have developed a method to re-engineer nuclear receptors, allowing them to bind to specific small molecules. The technique enables the detection of common drugs, chemical weapons, and other important molecules. By hijacking cellular machinery, researchers can create new sensing mechanisms.
Scientists have created a new technique to write nanometer-scale patterns onto surfaces, extending the capabilities of dip pen nanolithography. The thermal dip pen nanolithography (tDPN) method uses solid inks and special AFM probes with built-in heaters to control ink flow, allowing for precise patterning in vacuum environments.
Using electron-stimulated desorption (ESD), researchers at Georgia Tech demonstrated that hydrochloric acid dissociates quickly upon contact with icy surfaces, even at temperatures below 100 degrees Kelvin. This study provides new insights into atmospheric chemistry and the surface activity of ice crystals.
Researchers found that unicellular organisms are fixing nitrogen at rates up to three times higher than previously reported for the Pacific Ocean. This influx of nitrogen has significant implications for global carbon sequestration and climate regulation.
Researchers have discovered a new class of water-soluble gold quantum dots with discrete excitation and emission spectra, making them potentially useful for biological labeling. The nanodots exhibit bright fluorescence and high fluorescence quantum yields, with controlled size-tunable emissions.
Researchers at Georgia Institute of Technology found that aquatic plant duckweed sequesters persistent organic compounds in its tissue, removing contaminants from natural waters and engineered wetlands. The study's implications include updates to water monitoring regulations and wastewater treatment practices.
FalconView has been adopted by a wide variety of aircraft and expanded to include new features such as illumination-planning and SkyView, allowing for more efficient mission planning and situational awareness. The software is now being adapted to the Joint Mission Planning System, further increasing its versatility.
The Geographic Tool for Visualization and Collaboration (GTVC) has improved incident planning and response for law enforcement and emergency management officials during the G-8 Summit. GTVC provided real-time information sharing, enhanced mapping capabilities, and secure encryption for communications.
Charles Liotta and Charles Eckert developed benign tunable solvents that couple reaction and separation processes, reducing waste and allowing recycling of catalysts. Their sustainable technology uses near-critical water, supercritical carbon dioxide, and other eco-friendly methods.
Scientists have found evidence of rapid climate change in the North Atlantic, but contradicting measurements exist for the Southern Hemisphere. The new study provides detailed information on ocean surface temperature off Chile, consistent with Antarctic ice core data.
A new study by Georgia Institute of Technology researchers found that China's rapid urbanization has led to a significant increase in the region's surface temperature, with a mean rise of 0.09 degrees Fahrenheit per decade since 1979. The nighttime low temperatures have also risen faster than daytime high temperatures, resulting in an ...
The Global Justice XML Data Model, released in Version 3.0, enables efficient data sharing between federal, state, and local agencies. By providing a common language and vocabulary, the model allows for automatic translation of information across different systems, facilitating faster response to potential criminal and terrorist activity.
Radatec's innovative sensors measure motion using microwave technology, operating at extremely high temperatures and unaffected by contaminants. The company's sensors provide real-time information about critical mechanical components, enabling operators to predict when repairs are needed and reducing maintenance costs.
A recent study by Merrill and colleagues found that soy GlcCer, a type of sphingolipid, can reduce the number of tumors in mice with colon cancer. The study's results suggest that consuming soybeans may help prevent colon cancer by targeting beta-catenin, a protein involved in cell growth.
Researchers found a broad range of nitrogen-to-phosphorus ratios possible in phytoplankton, contradicting the long-held Redfield ratio of 16:1. The new model takes into account varying growth conditions and optimal strategies for nutrient uptake, with implications for ocean ecosystem and climate change.
A Georgia Institute of Technology study found that older adults are willing to sacrifice some privacy for technologies that enable them to live independently longer. The study evaluated various technologies, including Cook's Collage and FaceBot, which sparked both positive and negative reactions among participants.
Scientists at Georgia Tech Research Institute are developing a non-destructive radar system to detect mold behind walls, which can emit harmful compounds and cause serious health issues. The goal is to create a handheld prototype that can map mold and help contractors pinpoint damaged areas.
By applying combinatorial techniques, scientists can test thousands of polymeric materials in a single experiment, reducing the time and effort required to develop new materials. This technology has the potential to revolutionize fields such as biomedical and electronic engineering.
Scientists at Georgia Tech are testing compounds that may inhibit the enzyme essential for the HTLV-I virus's reproduction, with potential as treatments for the fatal adult T-cell leukemia. The research aims to develop better inhibitors of the protease enzyme, which could lead to a new pharmaceutical agent in about five years.
Researchers suggest that small molecules, known as molecular midwives, played a crucial role in the production of the first RNA-like molecules. These midwives would have worked together to form RNA by spontaneously mixing with chemical building blocks.
Researchers at Georgia Institute of Technology discover a way to boost the efficiency of polymer organic light-emitting diodes by biasing spin statistics. The new method could lead to more efficient devices with an increased percentage of light-emitting singlets.
Researchers have developed composite fibers containing varying percentages of carbon nanotubes, which can double stiffness, reduce shrinkage by 50%, and improve solvent resistance. Breaking up nanotube bundles could make these materials more accessible for commercial products.
The new system uses high-frequency seismic waves to detect buried mines, distinguishing them from soil and ground clutter. Researchers have demonstrated its advantage in laboratory and limited field tests, with promising results at government testing facilities.
Researchers at Georgia Institute of Technology have developed seamless circular 'nanorings' made of piezoelectric zinc oxide. These structures can be used to test electrical and mechanical coupling at the nanoscale and offer unique properties for fabricating nanoscale electromechanical systems.
A new statistical technique called wavelet bootstrapping enables researchers to extract meaningful information from a single data run by applying re-sampling methods in the wavelet domain. This technique has applications in geophysical sciences, bioinformatics, and medical imaging, among others.
A new 3D fabrication technique uses light-activated molecules to create complex microstructures with sub-micron features. The technique, called two-photon 3D lithography, has the potential to compete with existing processes for fabricating microfluidic devices and optical elements.
A national study of 44 African-American Ph.D. chemists found that despite experiencing discriminatory practices and attitudes, most respondents had positive feelings about chemistry and built successful careers. The study highlights the importance of mentoring as a key factor in overcoming obstacles.
The number of women faculty of color in academia is low and stagnant, with implications for students, research quality, and the educational experience. Strategies such as individual mentorship, institutional support programs, and clear criteria for tenure can help address this deficit and promote diversity in STEM fields.
Research by Ann Bostrom reveals that people's willingness to accept vaccine risks depends on what they do and don't know. Personal experiences with adverse reactions also impact risk perception. The study highlights the need for both technical analysis and deliberation in decision-making processes.
The Georgia Institute of Technology's NSF ADVANCE program is addressing subtle inequities that affect women's advancement in academia. The research-driven approach focuses on how environments shape positive or negative outcomes, with a emphasis on improving collaboration, equitable evaluations, and access to tacit knowledge.
A new book by Sue V. Rosser identifies obstacles preventing women engineers and scientists from advancing in academia, including balancing work and family responsibilities. The study reveals that women faculty members are crucial for attracting and retaining female graduate students.
The next generation of speech recognizers will go beyond conversion to text, using information detectors that provide a machine with digestible information. Researchers are working on new mathematical algorithms and paradigms to tackle the broader problem of human-to-machine and machine-to-human speech.
The new ATDC Biosciences Center at Georgia Tech fosters collaboration between entrepreneurs, university faculty, and investors. The center provides wet labs and integrates with the Life Sciences Complex to accelerate tech transfer and commercialization of bioscience startups.
A recent study by Georgia Tech shows China has doubled its score on technological standing since 1999, moving from 20.7 to 49.3, and is now above Singapore and the Netherlands. The country's progress stems from its manufacturing facilities, economic institution reforms, and human capital development.
A team led by Tucker Balch at Georgia Institute of Technology has developed a computer vision system that automates the analysis of animal movement. With an accuracy rate of 81.5%, the system can analyze bee movements and label them based on examples provided by human experts.
Researchers developed synthetic jets that produce two to three times as much cooling with two-thirds less energy input, overcoming fan limitations. Vibration-induced droplet atomization technology also uses tiny cooling liquid droplets to carry heat away from components.
A digital imaging system is being developed to automate the inspection process at a bakery, allowing for faster and more accurate quality control. The system uses computerized vision technology to identify imperfections in bread rolls and automatically remove them from production lines.
Researchers at Georgia Tech have made significant progress in developing hollow and solid microneedles that can deliver proteins, nanoparticles, and large molecules through the skin with minimal pain. The technology has potential applications in treating various diseases, including diabetes.
Researchers have developed nanoscale helical 'nanosprings' from zinc oxide that exhibit piezoelectric and electrostatic polarization properties. These structures could be used as sensors to detect small fluid flows, strain forces, and air flows, and as actuators in micro-systems. The new materials also display unusual electrostatic pol...
The reconnaissance round is a novel device that allows infantry soldiers to see past obstacles from a vertical perspective. It transmits images of nearby terrain back to a laptop computer, enabling soldiers to view the enemy's position in real-time.
Researchers have developed a new approach to cleaning up contaminated aquifers by reducing pollutant density and separating contaminants from soil particles. The technique, known as 'density modified displacement,' can cut the cost of environmental remediation by up to 90%.
Researchers at Georgia Tech have developed a method to create complex patterns in photonic crystals using hydrogel nanoparticles. The technique uses a photo-patterning method combined with self-assembly, allowing for the creation of optically transparent materials with unique properties.
Recent gentrification in Atlanta is characterized by more extensive neighborhoods, greater volatility, and state-sponsored projects that displace low-income residents. This contrasts with previous waves of restoration, where historic preservation drove gentrification and racial transition involved blacks moving into white neighborhoods.
Georgia Tech researchers develop packet-level simulation capable of modeling over 1 million web browsers in near real time. The breakthrough offers new capabilities for engineers and scientists to analyze large-scale computer networks and find solutions to Internet problems.
Researchers at Georgia Tech have developed an optical control technique that can enable the production of new types of microfluidic devices without etching channels. By using lasers to create complex patterns of varying-intensity light on a substrate material, differential heating can be achieved, resulting in thermocapillary action an...
Researchers found that reducing salt concentrations shrinks DNA toroids by shrinking both diameter and thickness. This discovery could improve gene delivery efficiency in gene therapy and DNA-based vaccines.
Researchers at Georgia Institute of Technology have isolated a novel bacterium, Dehalococcoides strain BAV1, that can degrade toxic chlorinated compounds like PCE and TCE into non-toxic ethene. The discovery holds promise for cleaning contaminated groundwater and subsurface environments, offering a new hope for bioremediation strategies.
Researchers at Georgia Institute of Technology have developed a solution to stop noisy brakes once and for all. The new system uses a simple piezoceramic actuator to apply bursts of a 'dithering' frequency, suppressing vibrations that cause squeal.
Researchers at Georgia Tech have developed an oxide system that can produce hydrogen from water vapor and methane at lower temperatures, potentially allowing it to be powered by solar energy. This could provide a lower-cost alternative to traditional reforming processes for small-scale fuel cells in homes or vehicles.
The Georgia Tech research aims to develop advanced Computational Fluid Dynamics (CFD) techniques to study blood flow turbulence in heart valves. The team will create a virtual environment that accurately models the turbulent flow environment, which could lead to better design and reduced thromboembolic complications.