Articles tagged with Mechanical Energy
Researchers found that ice makers in four different refrigerators increased rated energy consumption by 12 to 20 percent, with three-fourths of the extra energy used for heaters. This study aims to improve efficiency and inform federal minimum efficiency standards for refrigerators.
Researchers at Northwestern University have found that piezoelectricity in GaN and ZnO nanowires increases by two orders of magnitude as the diameter decreases. This could lead to more efficient energy harvesting devices.
Dr. Yong Shi's innovative nano-generators convert mechanical energy into electrical energy, powering wireless devices and implantable biosensors. This technology has vast potential for various industries and research fields.
Researchers at Washington State University have created a compact, never-before-seen material capable of storing vast amounts of energy by applying extremely high pressures. The new material, similar to nuclear energy, has potential applications in creating energetic materials, fuels, and superconductors.
A team of Marshall University researchers has successfully developed bionanomotors that can efficiently transport and manipulate single molecules at the nanoscale. Using myosin and actin proteins, they created a system that can move cargo with controlled movement and stop it at designated points.
Researchers developed energy-harvesting rubber films that generate electricity from flexing and are highly efficient at converting mechanical energy to electrical energy. The material, composed of ceramic nanoribbons embedded onto silicone rubber sheets, could power pacemakers, mobile phones, and other electronic devices using breathin...
The Virginia Tech-CIMSS-PAC team develops a suite of new technologies to monitor bridge structural integrity. The proposed 'Bridge Prognostic System' uses piezoelectric materials and acoustic emission sensing to detect cracks, providing real-time data for decision-making.
Scientists at Argonne National Laboratory developed a lensless X-ray technique that can image ultra-small structures buried in nanoparticles and biocells. The method uses high-intensity X-ray beams to create images with resolution of up to 20 nanometers, enabling research on material properties and biological processes.
Researchers have developed a shirt that harnesses energy from the wearer's motion to power portable devices, generating up to 80 milliwatts of power per square meter of fabric. The technology, called the piezoelectric effect, converts mechanical stress into electrical energy.
Researchers at University of Illinois created nanowire that produces power through piezoelectric material, generating voltage when mechanically deformed. The breakthrough uses extremely sensitive and precise mechanical testing stage to accurately measure the nanowire's response to vibrations.
Researchers at the University of Illinois have found a novel way to manipulate matter and drive chemical reactions along a desired direction. The new technique utilizes mechanical force to alter the course of chemical reactions, yielding products not obtainable through conventional conditions.
Researchers have discovered a flexible coiled-coil region in dynein that enables rapid conversion of chemical energy into mechanical force, powering cell division and mitochondrial transport. This breakthrough sheds light on the protein's function and may hold implications for understanding neurodegenerative disorders.
Researchers have developed nanogenerators that can convert mechanical energy into electricity, opening up possibilities for battery-free implants, sensors, and portable electronics. The devices use zinc oxide nanowires to produce current through the piezoelectric effect.
Researchers from UT Dallas' NanoTech Institute have developed two types of artificial muscles that convert chemical energy into mechanical energy, addressing limitations of traditional battery-powered robots. The breakthroughs could lead to advancements in autonomous humanoid robots, prosthetic limbs and exoskeletons.
Researchers at the University of Pennsylvania have developed a wearable device that harnesses mechanical energy from walking to charge mobile phones and other small electronics. The Suspended-load Backpack uses vertically oriented springs to capture energy from the wearer's movement, generating up to 7.4 Watts of power.
Researchers used sensitive detection techniques to study energy dissipation during bubble collapse, finding that less than 1% of energy is converted into light and most goes into chemical reactions or mechanical energy. This understanding has implications for future work on sonochemistry and the possibility of sonofusion.
Researchers at INEEL develop systems model to accurately assess greenhouse gas emissions from energy use. The model considers various factors, including energy efficiency and facility operations.
Researchers found that Australopithecines used less energy while walking than modern humans, thanks to their shorter legs which took less energy to move. The analysis suggests that Lucy's anatomy was well-suited for her environment and not a hindrance.
Researchers at Sandia National Laboratories have created a quantum mechanical transistor that can process information faster and consume less power than current transistors. The device has the potential to be used in high-speed computing, chemical detection, and other applications.
Researchers at the University of Illinois developed a new theory to account for energy flow within large molecules, finding that slow energy transfer can modify reaction rates. The study applied this theory to the kinetics of stilbene isomerization, showing good agreement between calculated and experimental data.
Researchers find preferred shapes and sizes of lead inclusions in aluminum, which affect melting behavior and material properties. The discovery has implications for understanding and engineering the behavior of nanoparticles in various alloys.
The Sandia Z accelerator has quintupled its output from 40 to 210 terawatts, achieving a temperature of 1.5 million degrees, crucial for nuclear fusion. This breakthrough advances basic scientific research and contributes to US defense without physically exploding large-scale devices.
The CUBIC observatory aims to learn more about the unknown sources of a diffuse glow of X-rays reaching the Earth. By studying the energy spectrum of these X-rays, scientists hope to gain insights into the makeup of hot gas that emitted them.