Articles tagged with Electrical Properties
Researchers have discovered that the strength of a coupling between nuclear spins depends on the chirality or handedness of a molecule. The study found that in molecules with the same handedness, the nuclear spin aligns in one direction, while in molecules with opposite handedness, it aligns in the opposite direction.
Researchers at Northwestern University developed soft, sustainable electroactive materials using peptides and a snippet of plastic. These materials can store energy or record digital information and have potential applications in low-power electronics, sensors, and medical implants.
An interdisciplinary study found associations between exposure to environmental phenols like BPA and triclocarban and altered cardiac electrical activity, particularly in women with higher body mass indexes. Researchers identified moderate changes to cardiac electrical activity that could exacerbate existing heart disease or arrhythmias.
Researchers at the Max Planck Institute have made a groundbreaking discovery in chiral materials, enabling the creation of orbital electronics. The study reveals that certain materials naturally possess orbital angular momentum monopoles, which can be harnessed for memory devices and other applications.
Scientists developed a streamlined approach to assemble 2D molecular structures using a supramolecular scaffold, enhancing the efficiency of singlet fission and paving the way for advancements in solar cells. The new method created two distinct 2D self-assembling structures with high quantum yields, outperforming previous designs.
Scientists from Brookhaven National Laboratory have developed a new type of qubit that can be easily manufactured without sacrificing performance. The constriction junction architecture offers a simpler alternative to traditional SIS junctions, using a thin superconducting wire instead of an insulating layer.
Researchers at Harvard University have developed a new device that can easily twist and study 2D materials, opening up new possibilities for discovering new phases of matter. This innovation uses micro-electromechanical systems to control the twist angle, making it easier to produce unique samples and study their properties.
A new substrate material developed at MIT, University of Utah, and Meta enables not only the recycling of materials and components but also scalable manufacture of complex multilayered circuits. The material's design allows for easy processing and dissolving, making it suitable for recycling precious metals and microchips.
Researchers developed a novel clustering technique that considers both basic characteristics and target material properties, enabling the categorization of over 1,000 oxides into material groups. This approach uses machine learning to predict target properties and incorporates basic feature information into the analysis.
Piezoelectric materials are used in sonar and ultrasound applications, but can deteriorate due to heat and pressure. Researchers have developed a technique to depole and repole these materials at room temperature, allowing for easier repair and paving the way for new ultrasound technologies.
A team of researchers from POSTECH has introduced a novel approach to balance strength and elongation in metallic materials. By using periodic spinodal decomposition, they created an alloy that boasts both high strength and high elongation, achieving a yield strength of 1.1 GPa with nearly the same elongation as before.
A groundbreaking quantum sensor capable of detecting minute magnetic fields has been developed through international scientific collaboration. The sensor utilizes a single molecule to sense electric and magnetic properties of atoms, offering spatial resolution on the order of a tenth of an angstrom.
A new study by Prof. Daniel Mandler and his team found that organic molecules can significantly influence the electrical properties of gold nanoparticles, up to 71 mV. The research highlights the importance of capping agents in controlling nanoparticle behavior and provides insights for customizing their interactions.
Researchers successfully controlled Andreev bound states in bilayer graphene-based Josephson junctions using gate voltage, observing changes in real-time and confirming theoretical predictions. The discovery enables adjustment of energy levels, opening potential for diverse applications.
Researchers at Pohang University of Science & Technology (POSTECH) made a small change to develop highly efficient SOT materials. By creating an imbalance in the spin-Hall effect, they controlled magnetization switching without magnetic fields, achieving 2-130 times higher efficiency and lower power consumption than known single-layer ...
Scientists have discovered that specific light wavelengths can induce non-equilibrium transitions in magnetite, a well-studied material. This breakthrough enables the control of electronic properties at ultrafast timescales, opening up new avenues for advanced materials and device development.
Researchers developed a unique electrochemical ultrasonic force microscopy (EC-UFM) technique to observe sodium-ion battery interfaces during operation. The new method guides passivating layer formation, preserving charge carrier transport and enhancing battery performance.
Researchers developed a novel scanning electron microscopy technique to visualize instantaneous material states in high-speed devices. The method achieves resolutions of up to 43 picoseconds, allowing for the measurement of electrical circuit performance across GHz frequencies.
Researchers have developed a method to create and control optical qubits in silicon with high precision, enabling the fabrication of reliable quantum computers. This breakthrough could advance quantum computing and networking capabilities, paving the way for breakthroughs in human health, drug discovery, and artificial intelligence.
Researchers at Tokyo University of Science have developed a novel approach to directly observe electron transfer in solids using X-ray crystal structure analysis. This breakthrough could lead to advancements in energy storage, nanotechnology, and materials science research.
Researchers at Rice University developed a new material that mimics skin elasticity and motion types while preserving signal strength in electronics. The material, made by embedding ceramic nanoparticles into an elastic polymer, stabilizes radio-frequency communication and minimizes energy loss.
Researchers found that tiny displacements of picoscale atoms can significantly impact optical properties, leading to potential applications in imaging and remote sensing. By controlling the degree of atomic disorder, they aim to develop crystals with advanced infrared imaging capabilities.
Researchers have discovered a promising approach to engineer semiconductors by tweaking isotopes, which can influence optical and electronic properties. The study demonstrates that small changes in isotope masses can shift the optical bandgap, enabling tunability for designing new devices.
A team from Pohang University of Science & Technology has developed a memory transistor that can adjust its threshold voltage through photocrosslinking. The innovation combines two molecules with a polymeric semiconductor to form a stable bond, enabling precise control of the semiconductor layer's structure.
A research team at Waseda University has discovered a family of poly(thiourea)s (PTUs) with exceptional optical properties, including transparency over 92% and a refractive index of 1.81. The polymers can be easily degraded into simpler molecules, making them suitable for sustainable optoelectronic applications.
Researchers from the Institute for Basic Science created QLEDs using a ternary nanocomposite film that enhances carrier delivery to quantum dots, resulting in optimal device performance. The devices exhibit high brightness and low threshold voltage, with no damage when stretched up to 1.5 times.
A novel machine learning model has been developed to characterize material surfaces, accurately predicting key electronic properties. The model, which employs artificial neural networks and transfer learning, shows great promise for exploring new materials with superior properties.
Researchers pioneer technique to control polaritons, unlocking potential for next-generation materials and surpassing performance limitations of optical displays. The breakthrough enables stable generation of polariton particles with enhanced brightness and color control.
The new metafluid can transition between Newtonian and non-Newtonian states, allowing for programmable viscosity and compressibility. The researchers demonstrated the fluid's capabilities in a hydraulic robotic gripper, picking up objects of varying weights without crushing them.
Researchers developed a new method to predict thermoelectric materials using AI, avoiding trial-and-error and overfitting. The approach achieved remarkable accuracy in predicting newly available materials, providing guidance for experiments.
Researchers have made significant breakthroughs by harnessing AI in metamaterials research, leading to faster device development and more precise data analysis. This convergence of AI and metaphotonics has the potential to transform various domains, including diagnosis, environmental monitoring, and security.
Professor Kostya Trachenko develops a general theory for predicting melting points, resolving a century-long puzzle. The new framework incorporates recent advancements in liquid theory and reveals a surprising universality across different material types.
Researchers from USTC and University of Cambridge devised a novel strategy to boost blue perovskite LED efficiency by controlling perovskite phase distribution, defect states, and ion migration. This approach resulted in high-efficiency and stable blue LEDs with a peak external quantum efficiency of 21.4%.
Researchers at Rice University have developed a custom-built miniaturized chemical vapor deposition (CVD) system that can observe and record the growth of 2D MoS2 crystals in real-time. Through advanced image processing and machine learning algorithms, they were able to extract valuable insights into the growth processes of these mater...
Duke researchers have developed a new technique to engineer carbon-based semiconductors by wrapping metallic nanotubes in spiral polymers, transforming them into semiconducting forms that can be switched on and off. This method enables the creation of semiconductors that can control electricity with low-energy light wavelengths, openin...
Researchers have created tiny wireless light sources that could enable minimally invasive treatments for diseases. The devices combine organic light-emitting diodes with acoustic antennas to provide a compact, frequency-tuned power source for biomedical applications.
Researchers at UNIST have developed a method to measure nanometer-sized samples within a transmission electron microscope, utilizing nano-thermometers based on cathodoluminescence spectroscopy. The technique offers improved accuracy and spatial resolution compared to conventional methods.
Researchers at XPANCEO and Nobel laureate Konstantin S. Novoselov unveil new properties of rhenium diselenide and rhenium disulfide, enabling novel light-matter interaction. This breakthrough has huge potential for integrated photonics, healthcare and AR applications.
Scientists at Tokyo Institute of Technology discovered a method to generate three types of structural isomers in 3D-COFs, increasing their diversity and potential applications. The creation of these isomers allows for tunable properties such as density and pore size.
A research team has discovered a material that exhibits non-linear Hall effect, which could be applied in technologies for controlled use of terahertz high-frequency signals on electronic chips. The thin-layer films can be applied to plastic substrates and control the effect through micro-fabrication.
Researchers at Uppsala University and First Solar European Technology Center have achieved a world record of 23.64 per cent efficiency in CIGS solar cells, surpassing the previous record of 23.35 per cent. The study demonstrates that CIGS thin-film technology is a competitive alternative as a stand-alone solar cell.
Scientists at Nagoya University have created a new material based on fullerene indanones (FIDO) to enhance the durability of next-generation solar cells. The new material is more efficient, stable, and lightweight than conventional silicon solar cells, making it suitable for vertical installations.
A new instrument called CLIMAT was developed by HZB physicist Dr Artem Musiienko to characterise semiconductors. It measures 14 parameters of transport properties in a single measurement, including mobility, diffusion lengths and lifetime, for positive and negative charge carriers.
Researchers have developed a novel 'nano active control platform' to control excitons and trions, providing valuable insights into the optical properties of two-dimensional semiconductors. The breakthrough discovery enables real-time analysis of nano-light properties with exceptional spatial resolution.
A research team led by Professor Yang Yong found that severely oxidized metallic glass nanotubes can attain an ultrahigh recoverable elastic strain of up to 14% at room temperature. The discovery implies that oxidation in low-dimension metallic glass can result in unique properties for applications in sensors, medical devices, and othe...
Researchers at Rutgers University have developed a new method to create high-temperature superconductors by twisting materials, enabling the creation of unusual forms of superconductivity in previously unattainable materials. The technique has confirmed predictions made by theoretical calculations and opens doors to further experiments.
Researchers at Kyoto University have developed a novel method for quantum infrared spectroscopy, generating a wider range of infrared photons with improved sensitivity. This breakthrough enables compact, high-performance scanners for various applications in environmental monitoring, medicine, and security.
Researchers at Brookhaven National Laboratory have developed a universal method for producing functional 3D metallic and semiconductor nanostructures using DNA. The new method produces robust nanostructures from multiple material classes, opening opportunities for 3D nanoscale manufacturing.
Researchers at GIST designed two novel polymers to explore the properties of organic mixed ionic–electronic conductors. The polymers exhibited unique molecular orientation-dependent transient behaviors in organic electrochemical transistors.
A computational method called Disordered Enthalpy-Entropy Descriptor (DEED) predicts the synthesizability of 900 new ceramic materials. The results demonstrate enhanced stability and properties, suitable for applications such as electronics, wear-resistant coatings, and thermoelectrics.
Researchers at UNIST have achieved a significant breakthrough in organic semiconductor synthesis by synthesizing a novel molecule called BNBN anthracene. This derivative exhibits unique properties, including precise modulation of electronic properties without structural changes.
Researchers develop methods to introduce chirality into materials, enabling tunable properties in thin films. The discovery has potential applications in pharmaceuticals, biomedicine, communication and energy.
Researchers from MIT have developed a new method to integrate fragile 2D materials into devices, opening the path to next-generation devices with unique optical and electronic properties. The technique relies on engineering surface forces available at the nanoscale, allowing for pristine interfaces.
Scientists at National University of Singapore developed a hybrid generative machine learning model to explore structural disorders in complex materials. The model unveiled pathways to material disorder, shedding light on factors affecting piezoelectric response. It also found evidence that domain boundaries maximize entropy.
Researchers developed three diffractive deep neural networks using orbital angular momentum to recognize objects in images, achieving accuracy comparable to wavelength and polarization-based models. The technology has potential for real-time processing applications like image recognition and data-intensive tasks.
Researchers at the University of Manchester have discovered a way to accelerate proton transport through graphene using light. This breakthrough could lead to more efficient hydrogen fuel cells and solar water-splitting devices.
Scientists develop antiaromatic molecules that exhibit absorption and fluorescence bands in the near-infrared region, enabling deep biological imaging and photothermal therapy. This breakthrough holds potential for diverse NIR luminescent materials and applications in fields like healthcare, optoelectronics, and materials science.
Researchers create biphasic gel iontronics that mimic neural networks, enabling diverse ionic signal transmission. The system is capable of regulating cardiac electrical activity and converting electronic signals into bioionic signals.
The study reveals sizeable variations and instabilities in electron energies for freshly cleaved MoS2 surfaces, but also shows that atomic hydrogen treatment can effectively neutralize these effects. The findings have potential applications in electronics, photonics, sensors, and catalysis.
Scientists generate and control coherent polaron oscillations, enabling the manipulation of dynamic electric properties of polar liquids. The study demonstrates the importance of many-body interactions in polar molecular ensembles.