Showing 20 articles starting at article 561
< Previous 20 articles Next 20 articles >
Categories: Chemistry: Inorganic Chemistry, Computer Science: General
Published New reagent improves the process of making sulfur-containing compounds that may be used in medicines
(via sciencedaily.com) Original source Researchers describe their development of a new reagent that allows a more efficient approach to make sulfoximines, sulfonimidoyl fluorides and sulfonimidamides that may be used in medicines.
Published Scientists advance affordable, sustainable solution for flat-panel displays and wearable tech
(via sciencedaily.com) Original source Scientists have developed 'supramolecular ink,' a new 3D-printable OLED (organic light-emitting diode) material made of inexpensive, Earth-abundant elements instead of costly scarce metals. The advance could enable more affordable and environmentally sustainable OLED flat-panel displays as well as 3D-printable wearable technologies and lighting.
Published Researchers unveil new way to counter mobile phone 'account takeover' attacks
(via sciencedaily.com) Original source Computer science researchers have developed a new way to identify security weaknesses that leave people vulnerable to account takeover attacks, where a hacker gains unauthorized access to online accounts.
Published Plumber's nightmare structure in block polymers
(via sciencedaily.com) Original source Scientists solve a long-standing block copolymer research conundrum through polymer chain end modifications. The study garners substantial academic attention by achieving tangible manifestations of intricate polymer structures that were previously solely theoretical.
Published Groundbreaking discovery enables cost-effective and eco-friendly green hydrogen production
(via sciencedaily.com) Original source A research team has developed a novel catalyst for the high-efficiency and stable production of high-purity green hydrogen.
Published DNA origami folded into tiny motor
(via sciencedaily.com) Original source Scientists have created a working nanoscale electomotor. The science team designed a turbine engineered from DNA that is powered by hydrodynamic flow inside a nanopore, a nanometer-sized hole in a membrane of solid-state silicon nitride. The tiny motor could help spark research into future applications such as building molecular factories or even medical probes of molecules inside the bloodstream.
Published Clutch-stack-driven molecular gears in crystals could propel material innovation
(via sciencedaily.com) Original source Temperature-controlled, reversible shifting of molecular gear motion in a solid crystal opens new possibilities for material design.
Published Self-powered sensor automatically harvests magnetic energy
(via sciencedaily.com) Original source Researchers have designed a self-powering, battery-free, energy-harvesting sensor. Using the framework they developed, they produced a temperature sensor that can harvest and store the energy from the magnetic field that exists in the open air around a wire.
Published Researchers create faster and cheaper way to print tiny metal structures with light
(via sciencedaily.com) Original source Researchers have developed a light-based means of printing nano-sized metal structures that is 480 times faster and 35 times cheaper than the current conventional method. It is a scalable solution that could transform a scientific field long reliant on technologies that are prohibitively expensive and slow. Their method is called superluminescent light projection (SLP).
Published DNA becomes our 'hands' to construct advanced nanoparticle materials
(via sciencedaily.com) Original source A new paper describes a significant leap forward in assembling polyhedral nanoparticles. The researchers introduce and demonstrate the power of a novel synthetic strategy that expands possibilities in metamaterial design. These are the unusual materials that underpin 'invisibility cloaks' and ultrahigh-speed optical computing systems.
Published Chemical synthesis: New strategy for skeletal editing on pyridines
(via sciencedaily.com) Original source A team has introduced a strategy for converting carbon-nitrogen atom pairs in a frequently used ring-shaped compound into carbon-carbon atom pairs. The method has potential in the quest for active ingredients for new drugs, for example.
Published Unlocking the secrets of quasicrystal magnetism: Revealing a novel magnetic phase diagram
(via sciencedaily.com) Original source Non-Heisenberg-type approximant crystals have many interesting properties and are intriguing for researchers of condensed matter physics. However, their magnetic phase diagrams, which are crucial for realizing their potential, remain completely unknown. Now, a team of researchers has constructed the magnetic phase diagram of a non-Heisenberg Tsai-type 1/1 gold-gallium-terbium approximant crystal. This development marks a significant step forward for quasicrystal research and for the realization of magnetic refrigerators and spintronic devices.
Published Efficiently moving urea out of polluted water is coming to reality
(via sciencedaily.com) Original source Researchers have developed a material to remove urea from water and potentially convert it into hydrogen gas. By building these materials of nickel and cobalt atoms with carefully tailored electronic structures, the group has unlocked the potential to enable these transition metal oxides and hydroxides to selectively oxidize urea in an electrochemical reaction. The team's findings could help use urea in waste streams to efficiently produce hydrogen fuel through the electrolysis process, and could be used to sequester urea from water, maintaining the long-term sustainability of ecological systems, and revolutionizing the water-energy nexus.
Published Study identifies new findings on implant positioning and stability during robotic-assisted knee revision surgery
(via sciencedaily.com) Original source An innovative study explores the use of robotic-assisted joint replacement in revision knee scenarios, comparing the pre- and post-revision implant positions in a series of revision total knee arthroplasties (TKA) using a state-of-the-art robotic arm system.
Published Chemists create a 2D heavy fermion
(via sciencedaily.com) Original source Researchers have synthesized the first 2D heavy fermion. The material, a layered intermetallic crystal composed of cerium, silicon, and iodine (CeSiI), has electrons that are 1000x heavier and is a new platform to explore quantum phenomena.
Published Higher measurement accuracy opens new window to the quantum world
(via sciencedaily.com) Original source A team has developed a new measurement method that, for the first time, accurately detects tiny temperature differences in the range of 100 microkelvin in the thermal Hall effect. Previously, these temperature differences could not be measured quantitatively due to thermal noise. Using the well-known terbium titanate as an example, the team demonstrated that the method delivers highly reliable results. The thermal Hall effect provides information about coherent multi-particle states in quantum materials, based on their interaction with lattice vibrations (phonons).
Published Ultrafast laser pulses could lessen data storage energy needs
(via sciencedaily.com) Original source A discovery from an experiment with magnetic materials and ultrafast lasers could be a boon to energy-efficient data storage.
Published Let it glow: Scientists develop new approach to detect 'forever chemicals' in water
(via sciencedaily.com) Original source Researchers have created a new way to detect 'forever chemical' pollution in water, via a luminescent sensor.
Published New deepfake detector designed to be less biased
(via sciencedaily.com) Original source New algorithms close the gap in deepfake detectors' accuracy across races and genders.
Published New insight into frictionless surfaces is slippery slope to energy-efficient technology
(via sciencedaily.com) Original source Scientists have made an insight into superlubricity, where surfaces experience extremely low levels of friction. This could benefit future technologies by reducing energy lost to friction by moving parts.