Articles tagged with Electric Fields
Researchers discovered that the electric field component of a terahertz pulse plays a key role in large magnetization modulation of ferromagnetic nanoparticles. This allows for ultrafast coherent magnetization reversal within a picosecond, essential for ultrahigh-speed spintronics.
A team from Michigan Technological University has developed a new way to produce customizable nanofibers for growing cell cultures, cutting out the need for toxic solvents and chemicals. By varying electric field strengths, they can create different pocket sizes in the fibers, ideal for various cell types.
Researchers at Lehigh University have discovered that electrically-heated silicate glass can exhibit highly inhomogeneous temperature profiles, melting near the anode while remaining solid elsewhere. This phenomenon challenges classical Joule's law and has implications for the fabrication and manufacturing of glass and ceramic materials.
Researchers at Tokyo Institute of Technology demonstrate magnetization reversal in thin films of BFCO at room temperature, overcoming previous limitations. This breakthrough paves the way for low-power-consumption magnetic memory devices.
Scientists from France, Spain, and Germany show that applying an electric field can induce superferromagnetism in iron nanograins on a BaTiO3 substrate. This 'straintronics' approach offers a scalable, fast, and energy-efficient alternative to traditional magnetic memories.
Researchers suggest that dark matter consists of axions, pseudo-Goldstone bosons capable of interacting with photons. The discovery could help identify the particles comprising dark matter and shed light on the nature of this mysterious component.
Researchers from UTokyo and RIKEN developed a device that performs logic operations using electric fields and UV light. The device has the potential to create less heat and power consumption than current semiconductor chips.
Researchers have developed a self-powered bandage that converts skin movements into an electric field, accelerating wound healing in rats. The e-bandage reduces healing time by up to 75% compared to traditional bandages.
Researchers studied electronic structures of van der Waals heterostructures under applied vertical electric field, revealing Coulomb interaction's impact on bandedges. This nonlinear variation is attributed to interlayer charge transfer, essential for nanoelectronic device applications.
A new method for measuring crystal response to electric fields was developed by an international scientific team from Peter the Great Saint-Petersburg Polytechnic University. The technique helps improve existing and create new functional materials.
Researchers at Kyoto University successfully created intense terahertz pulses to fine-tune the switching behavior of a phase-change memory material. This breakthrough could lead to faster and more stable memory technologies with increased density.
Researchers have developed a system that uses microfluidic-based systems and electric fields to understand vesicles. This technique can differentiate between infectious and non-infectious vesicles, such as HIV, and has potential applications in improving drug delivery techniques.
Researchers are using pulsed electric fields to treat tumors, inducing cell death and stimulating the immune system. The technology delivers genes encoding cancer-fighting proteins into tumor cells, increases drug efficiency, and affects cell signaling.
Researchers at OIST have discovered a new method to manipulate electrons on the nanometer scale using light. By inducing electric fields on material surfaces, they can control electron flow within specific areas, potentially leading to faster and better functioning devices.
A new nanoactuator system has been developed that can tune the conformation of biomolecules using an electric field. The system uses a gold nanoparticle tethered on a conducting surface, which can be moved reversibly using electric fields and monitored optically via changes in its plasmon resonance.
Researchers at Kanazawa University used satellite data to study the Earth's inner magnetosphere, gaining a better understanding of charged particles and electric fields. This knowledge can help protect satellites from damage caused by particle bursts, enabling more accurate space weather forecasts.
Researchers have characterized a new type of hybrid improper ferroelectric, Ca3Mn2O7, revealing its ferroelectric and magnetoelectric properties. The material exhibits weak ferromagnetism and strong visible light absorption, paving the way for potential optoelectronic applications.
Researchers discovered that spiders can detect and respond to electric fields, which provide lift and trigger ballooning behavior. The study suggests that variation in atmospheric electric fields may explain dispersal patterns in spiders and other animals.
Scientists from the University of Bristol have discovered that spiders can become airborne in the absence of wind when subjected to electric fields, defying current theories on aerodynamic drag. The researchers believe that electric fields trigger ballooning and provide lift, revolutionizing our understanding of spider dispersal.
Scientists at University of Illinois discovered that water molecules can be compressed by 3% under a high-gradient electric field, which may be useful for precise filtering of biomolecules. The compression occurs because the charges on water molecules align with the electric field, and the membrane's thinness focuses the force.
Researchers at EPFL demonstrated electric field control of spin in germanium telluride and multiferroic semiconductors using SARPES technique. This breakthrough enables programmable semiconductor-based spintronics with reduced energy consumption.
Researchers discovered that sharks' electrosensing organs react in an all-or-none manner to tiny electrical fields, unlike skates which respond with graded currents. The study suggests that genes controlling ion channels may be responsible for this difference.
Researchers created a technology that boosts graphene's non-linear optical effects using electrical fields, leading to faster and more reliable ultra-broad bandwidth transfers. This breakthrough could enable larger volumes of information to be processed or transmitted.
A team of researchers at the Institute for Basic Science developed a new method to measure laser pulse shapes in ambient air. The patented technique, TIPTOE, uses tunnel ionization and achieves temporal characterization of laser pulses without X-ray pulses or vacuum conditions.
Scientists from Lobachevsky University study Aurivillius phases for potential non-volatile memory chips. They determine operating temperature ranges and structural features, finding that linear dimensions increase more evenly throughout the material during transition to paraelectric state.
Researchers have devised a new diagnostic tool to measure the brightness and size of high-brightness beams at particle accelerators. The 'charge density monitor' can accurately measure micron-sized beams with femtosecond pulses, enabling precise measurements of fundamental physics in high-energy beam experiments.
Researchers have designed a magnetoelectric device that uses chromia to store information without requiring an externally applied magnetic field. This could lead to more energy-efficient and compact memory devices.
MIT researchers have discovered the factors that determine whether a DNA knot moves along the strand or jams in place. By manipulating the electric field strength, they can induce knots to move towards one end of the molecule, potentially enabling more accurate genome sequencing and knot removal methods.
Researchers at UNIGE and MBI successfully place an electron in a dual state, neither free nor bound, and regulate its electronic structure. They also discover that high-intensity lasers can amplify light, enabling new possibilities for intense laser propagation in gases.
Researchers at Cornell University have made a breakthrough in controlling atomically thin magnets using an electric field, opening the door to more powerful and efficient data storage. This technology has the potential to replace current methods that consume electrical power and create heat.
University of Colorado Boulder engineers are developing a proof of concept for wireless power transfer that can transmit electrical energy through electric fields at high frequencies. This technology has the potential to enable electric vehicles to charge on the go, reducing the need for frequent charging stations and increasing drivin...
Researchers observed the full range of superconducting states from insulator to superconductor and back to re-entrant insulator in a WS2 monolayer. The discovery could lead to rational design of 2D superconducting devices at relatively high temperatures.
Electrically charging a plane could significantly reduce its risk of being struck by lightning, according to MIT researchers. The proposed system would charge the aircraft to a negative level to dampen the more highly charged positive end, preventing it from reaching a critical level and initiating a lightning strike.
Researchers from IOCB Prague and IP CAS demonstrate a strong converse piezoelectric effect at individual molecules of heptahelicene derivative on a silver surface. The study provides new insights into the electromechanical behavior of individual molecules, opening up possibilities for nanoscale molecular devices.
Researchers at Tohoku University successfully recreated conditions similar to those in space without an electric field-trapping boundary. The study shows the electron gas expands adiabatically when electric fields are removed, demonstrating the extension of classical thermodynamics to out-of-equilibrium systems.
Scientists at Waseda University have developed a novel reaction mechanism for the oxidative coupling of methane, enabling the efficient synthesis of ethylene at a lower temperature. This breakthrough could significantly reduce production costs and make the process more accessible to small-scale manufacturers.
A new silicon-based sensor developed by TU Wien measures electric field strength without distortion, with potential applications in weather forecasting, industrial process control, and high-voltage power line safety. The sensor achieves impressive levels of precision, reliably measuring weak fields of less than 200 volts per meter.
Researchers at the University of Sydney have developed a new class of implantable devices that utilize synthetic peptides to mimic surrounding tissue. The peptides can be attached to surfaces using electric fields, enabling optimal orientation and density control.
Researchers at TUM have developed a novel electric propulsion technology for nanorobots, allowing them to move at speeds 100,000 times faster than traditional biochemical processes. This breakthrough enables the creation of molecular assembly lines, paving the way for future nanotechnology applications.
Researchers have developed a new method to power nanoscale DNA robots using electric fields, enabling fast and precise movement. This breakthrough enables the creation of digital memory, cargo transfer, and 3D printing of molecules.
Scientists have successfully controlled magnetic oscillations of certain ferrous materials using electrical fields, enabling faster and more precise data storage. This breakthrough has huge implications for future electronics applications, where magnetic effects are currently difficult to write and store.
Scientists have developed a multiresponsive nanosurfactant that can manipulate liquid droplets using magnetic fields, electric fields, and light. The droplets can be assembled into complex structures and mixed to create chemical reactions.
Patients with glioblastoma who received TTFields therapy plus chemotherapy had better overall survival and progression-free survival compared to those receiving chemotherapy alone. The study showed significant improvement in treatment outcomes for this aggressive brain tumor.
Researchers are using a new 3D mapping technique to assess the risk of space weather events on the US power grid. The method uses data from EarthScope to create detailed maps of ground conductivity, which can help identify vulnerable sections of transmission lines and inform real-time power-flow management.
A research team from MSU found that stretching diamond crystallites under an electric field causes changes in luminescence spectrum, making them suitable for use in quantum optic devices. The discovery could lead to the development of detectors for contact-free measuring of electric and magnetic fields with high spatial resolution
Researchers have developed a high-quality magnetoelectric material that can store information using both electric and magnetic fields. The material enables the creation of low-power devices with multifunctional capabilities, paving the way for more efficient electronics.
The study reveals that bismuth doping in PbSnSe films causes a ferroelectric phase transition, changing the allowable energy levels of electrons. This effect enables the development of new functionality, including lossless conduction of electricity.
Physicists at JILA have confirmed the leading results on electron roundness using a unique spinning molecule technique, measuring its symmetry to provide new insights into fundamental physics and potential fossils of ancient asymmetry. The method offers future potential for more sensitive searches and tests of natural constants.
Researchers at MIT discovered that imperfections in metal oxide materials can alter their properties, enabling new types of low-energy computer memory and processing devices. The findings provide a theoretical framework to understand the effects of defects on material stability and structure under strong electric fields.
Researchers at the Weizmann Institute of Science have created a novel method for cooling ions using electrostatic fields, allowing them to reach temperatures near absolute zero. This breakthrough enables the study of large biological molecules and nanoparticles, with potential applications in medicine and materials science.
Researchers have directly observed high-speed sub-microsecond ferroelastic domain switching in Pb(Zr0.4Ti0.6)O3 thin films, paving the way for ultrafast electromechanical switches and sensors. This finding is crucial for the development of high-performance piezoMEMS devices.
Scientists at the University of California - Davis have discovered a way to steer neural stem cells transplanted into the rat brain towards specific locations using electric fields. This breakthrough opens up new possibilities for effectively guiding stem cells to repair brain damage and treat diseases such as stroke and injuries.
American scientists have developed a new method to measure electric fields using atomic resonance-based technology, allowing for accurate and traceable measurements. This technique has improved spatial resolution and can measure frequencies up to one terahertz, relevant for future wireless mobile telecommunication systems.
Researchers have developed an inexpensive printed sensor that can track millimeter-scale changes in tire tread depth with high accuracy. The technology has the potential to increase safety, improve vehicle performance, and reduce fuel consumption by detecting sub-millimeter resolution of tire wear.
A team of researchers has developed a method to completely characterize the evolution of weak electric fields in light pulses. This allows for the measurement of electric field characteristics such as direction, duration, and intensity.
Researchers at NC State University have discovered a method to control light with electric fields, allowing for significant, tunable changes in the refractive index of materials. This breakthrough could lead to applications in virtual reality, animation, and camouflage.
The MMS mission has discovered a hybrid motion exhibited by electrons in intermediate strength magnetic fields, characterized by spiraling and bouncing motions. This phenomenon plays a key role in magnetic reconnection, a process that can explosively release large amounts of stored magnetic energy.
Researchers aim to harness the power of CRISPR/Cas9 in electric fish for model biology studies, enabling breakthroughs in bioelectrogenesis and genome function. The grant will enable development of genetic tools for monitoring and manipulating gene activity.
Researchers created long chains of micron-sized metal spheres using an electric field, which then maintained their structure without the need for further application. The discovery could lead to new electronic devices and methods for fabricating conductive paths on different substrates.
University of Massachusetts Amherst engineers develop a physical processing method to reduce surface roughness in conducting thin films. This approach uses electrical surface treatment to smooth out the metallic surface, reducing its ability to conduct electrical and thermal energy.