Researchers at Georgia Tech have built a test facility to evaluate and enhance sensors designed to detect buried land mines. The unique automated system measures the response of individual electromagnetic induction sensors or arrays of sensors against land mines buried at many possible angles.
A study by Georgia Institute of Technology researchers suggests that swift recall, restitution, and effective crisis management can minimize harm to a company's bottom line and reputation. Companies should engage the public immediately after announcing a recall, take shared responsibility for errors, and provide easy compensation options.
Researchers used DESI-MS to analyze seaweed surfaces for defensive chemicals, finding 28 compounds that inhibit fungal growth. These compounds have potential applications against cancer, HIV, malaria, and other diseases.
Biomedical engineers have developed a new probe that allows visualization of single RNA molecules within live cells, enabling scientists to study RNA's operation and interaction with binding proteins. The tool overcomes issues with fluorescent probes, allowing for hours-long imaging and distinguishing between targeted and unbound probes.
Researchers developed a surface treatment that increases light absorption by trapping light in three-dimensional structures and making the surfaces self-cleaning, allowing rain or dew to wash away dust and dirt. The treatment mimics the superhydrophobic surface of the lotus leaf, boosting photovoltaic cell efficiency by up to 2%.
Engineered sensors mimic the hair structures of blind cavefish, detecting underwater objects and navigation. The researchers found that adding a gel-like capsule improved sensitivity and detection range.
A team of researchers from Georgia Tech has identified the genetic machinery responsible for producing thiostrepton, a powerful antibiotic effective against MRSA and vancomycin-resistant enterococci. The discovery sets the stage for genetic manipulations to improve solubility and create new antibacterial agents.
A study published in Psychology and Aging found that older adults can regulate emotions more efficiently than young adults, allowing them to perform better on memory tasks. This ability helps older adults maintain quality of life by minimizing the negative impact of emotions.
Researchers at Georgia Tech developed nanogenerators that convert irregular biomechanical energy into electricity, generating up to 0.5 nanoamps from a hamster's movement or finger tap.
A new study reveals that robots struggle to traverse sandy terrain due to rotational motion of their limbs. To overcome this, researchers recommend slowing down leg movement, especially when the sand is loosely packed, and adjusting parameters such as limb rotation frequency and angle.
Researchers describe a technique to determine tumor blood vessel leakiness using digital mammography, allowing prediction of chemotherapy efficacy. The method is closely correlated with the ability of clinically approved chemotherapy agents to enter tumors.
Researchers at Georgia Tech Research Institute are investigating a new kind of stealth technology that can evade enemy ears. By characterizing UAV noise using ground-based methods and vehicle flight tests, they have identified specific acoustic measures that could lead to truly covert, low-altitude UAVs.
Researchers have developed a new class of fluorescent probes called hydrocyanines to detect reactive oxygen species. The dyes can be used for deep tissue imaging in vivo and show promise for detecting overproduction of reactive oxygen species at an early stage, potentially leading to earlier diagnosis of inflammatory diseases.
Researchers at Georgia Tech establish a new record for quantum information storage and retrieval lifetime, advancing quantum networking. The record-breaking 7-millisecond storage time enables the transmission of data across a thousand kilometers on an optical network.
The new flexible charge pump generator can produce an oscillating output voltage of up to 45 millivolts, converting nearly seven percent of the mechanical energy applied into electricity. This advancement resolves key issues with previous generators, such as moisture infiltration and wear, enabling more robust designs.
Researchers developed models using sensor data to calculate a system's remaining useful life. These predictions are integrated with maintenance management policies for improved logistics.
Researchers developed models to estimate meal requirements and school closures to minimize the number of people infected. The simulations showed that school closures reduced the number of people infected with the virus, while voluntary quarantine and food distribution interventions had varying effects on disease spread and resource all...
Researchers at Georgia Tech developed a low-cost, high-resolution imaging system that can be attached to a helicopter to create detailed pictures of devastated areas. The system enables accurate population estimates and demographic analysis, helping aid organizations plan for health and humanitarian services.
Engineers at Georgia Tech Research Institute create a new approach to noise reduction using micro honeycomb structures that dissipate acoustic waves through viscous shear. The innovative material, developed from nickel-base superalloys, could also protect aircraft from impact by dispersing energy.
A new computer program trains itself to predict genes in fungal DNA sequences, improving accuracy and efficiency. The program uses a probabilistic mathematical model to pinpoint boundaries between coding and non-coding sequences.
Researchers at Georgia Tech's Center for Bio-Imaging Mass Spectrometry have developed new bio-imaging mass spectrometry techniques to analyze complex biological samples. These techniques allow for the visualization and localization of specific molecules in tissues, enabling a better understanding of biological systems.
Researchers plan to develop exascale machines that can process over 10^18 calculations per second, with a focus on virtualization and managing multiple programs on a single platform. The goal is to lay the groundwork for future systems that can guarantee service levels even in the event of machine failure or overload.
Researchers found that multiple viral genomes can increase overall viral gene expression, leading to a nonlinear effect on gene networks controlling cell fate. This can result in the host cell entering a latent state rather than immediately being killed by the virus.
Researchers at Georgia Institute of Technology have developed a prosthetic vein valve to replace damaged valves in people with chronic venous insufficiency. The valve has shown promise in preclinical trials, demonstrating biocompatibility and performance similar to natural body tissue.
Researchers have developed biodegradable polymers called polyketals that can deliver drugs, proteins, and snippets of ribonucleic acid to specific areas in the body. The microparticles degrade quickly into biocompatible compounds, reducing inflammation.
A research team at Georgia Tech is developing foundational research in massive data analysis and visual analytics. The project aims to improve the visual analytics of massive data sets through machine learning, numerical algorithms, and optimization.
Researchers found two independent ways to modify metal work function using self-assembled monolayers, improving device characteristics. The study also showed that different metals have virtually identical work functions when covered with the same type of organic molecules.
A new biologically inspired material enhances tissue healing, improves bone growth around the implant, and strengthens its attachment to the bone. The coating presented controlled amounts of an engineered protein that mimics fibronectin, directing cell surface receptors to enhance bone formation.
The Tongue Drive system allows individuals with severe disabilities, such as high-level spinal cord injuries, to control a computer and powered wheelchair using only their tongues. The system uses a small magnet attached to the tongue to direct cursor movement on a screen or joystick function in a powered wheelchair.
Researchers developed ultraviolet avalanche photodiodes to detect anthrax and other bioterrorism agents in the air. The devices offer high gain, reliability, and robustness, making them ideal for rapid containment of incidents like the 2001 anthrax attacks.
A new microfluidic device developed by Georgia Tech engineers can automatically position, image, determine the phenotype of and sort small animals such as Caenorhabditis elegans for genetic studies. The device achieves high accuracy at a rate of several hundred animals per hour, greatly reducing processing time and increasing throughput.
Researchers at Georgia Institute of Technology are developing fuel-saving technologies that could improve fuel efficiency by 8-12 percent in heavy trucks. These active flow control techniques, combined with conventional aerodynamic streamlining, have the potential to save between 1.6 and 2.4 billion gallons of fuel per year.
Researchers developed a device to measure complex ultrashort light pulses in space and time at the focus of lenses, addressing distortions caused by optical components. The SEA TADPOLE system uses interferometry to determine pulse shape and intensity changes in space and time, enabling accurate correction for aberrations.
Researchers have designed an RFID testbed that can measure hundreds of radio frequency identification tags simultaneously. The system allows for rapid testing of new antenna configurations and enables the evaluation of different signaling schemes without fabricating new chips or constructing multiple antennas.
Research found nanoparticles can adhere tightly to soil particles in salty water but flow easily with stabilizers like natural organic compounds. This affects municipal filtration systems' ability to retain nanoparticles, with up to 77% retained by sand and 8-49% by glass beads.
New research using atomic force microscopy reveals that liquids can respond to environmental changes by adjusting their viscosity. When confined to a nanometer-sized space and shaken, these liquids exhibit structural and mechanical properties similar to those in thicker layers.
Researchers developed an improved OLED sealing process to reduce moisture intrusion, improving device lifetime. The new method uses a thin-film barrier made from a high-density SiON film, resulting in no degradation after seven months in an open-air environment.
Researchers developed novel probe technology that replaces conventional AFM cantilevers, enabling fast topographic imaging, quantitative material characterization, and single molecule mechanics measurements. These probes can simultaneously measure material properties like adhesion, stiffness, elasticity, and viscosity.
Researchers develop biodegradable microspheres to deliver molecules directly into embryonic stem cells, enhancing efficient and pure differentiation. The method, funded by the National Science Foundation, showed improved results in controlling signaling events and promoting specific cell types.
Researchers developed a new, low-cost material to capture CO2 from coal-fired power plants. The hyperbranched aluminosilica (HAS) material has high capacity and can be reused multiple times, offering a cost-effective solution for large-scale carbon capture.
Researchers have designed a sensor necklace called MagneTrace that records the exact time and date when specially-designed pills are swallowed, helping to increase drug compliance and reduce unnecessary healthcare costs. The device can notify both the patient and their doctor if prescribed dosage is not taken at the proper time.
Researchers found that male yellow jacket paternity has no impact on colony dynamics, with females exhibiting cooperative behavior despite multiple mating. The study suggests a benefit to colonies for queens having multiple partners, leading to increased success and reproductive output.
Researchers have discovered a peptide in scorpion venom that controls chloride channel movement, potentially treating cystic fibrosis. The novel GaTx1 peptide could inhibit CFTR channels, increasing water production and thinning mucus in airway cells.
Researchers develop fiber-based nanogenerators that harness energy from physical movement, generating up to 80 milliwatts of power per square meter of fabric. The devices use piezoelectric and semiconducting properties of zinc oxide nanostructures to convert mechanical motion into electrical energy.
A new method to create all-copper connections between computer chips and external circuitry was developed by researchers at Georgia Tech. The technique uses electroless plating to form strong copper pillars that reduce signal loss and enable faster data transmission.
Researchers have developed a rapid and non-disruptive decontamination system that can kill anthrax spores in two to three hours without lingering effects. The system uses X-rays and ultraviolet-C light simultaneously to attack and destroy the bacteria, making it an improvement over existing methods.
A new study by Georgia Tech predicts China will soon pass the US in technological standing, driven by its growing emphasis on research and development. China's rapid advancements in science, technology, engineering, and mathematics (STEM) fields are expected to make it a major player in the global economy.
Researchers developed a sensor system that measures airborne pollutants, temperature, and humidity to understand asthma attack causes. The system, worn in a vest, detected higher volatile organic compounds in one volunteer's home, revealing a pollutant pathway causing asthma attacks.
A collaborative mapping tool developed by the Georgia Tech Research Institute (GTRI) allows emergency management officials to better coordinate event and incident planning. The system can track resources such as hospitals, transportation equipment, and water in real-time, enabling effective response and evacuation plans.
Researchers at Georgia Institute of Technology are developing shape-memory polymers for biomedical applications, including cardiovascular stents and neural probes. These polymers can change shape upon heating, making them attractive for implantation in the body.