Âé¶¹ÒùÔº - latest science and technology news stories / en-us Âé¶¹ÒùÔº internet news portal provides the latest news on science including: Âé¶¹ÒùÔºics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Magnetism recharged: A new method for restoring magnetism in thin films Modern low-power solutions to computer memory rely heavily on the manipulation of the magnetic properties of materials. Understanding the influence of the chemical properties of these materials on their magnetization ability is of key importance in developing the field. /news/2025-07-magnetism-recharged-method-thin.html Condensed Matter Thu, 03 Jul 2025 14:41:03 EDT news670772462 Ultra-thin metallic oxide reveals unexpected magnetic behavior for spintronic applications In a new study, researchers at the University of Minnesota Twin Cities discovered surprising magnetic behavior in one of the thinnest metallic oxide materials ever made. This could pave the way for the next generation of faster and smarter spintronic and quantum computing devices. /news/2025-06-ultra-thin-metallic-oxide-reveals.html Condensed Matter Mon, 16 Jun 2025 12:37:35 EDT news669296252 Scientists discover one of the world's thinnest semiconductor junctions forming inside a quantum material Scientists studying a promising quantum material have stumbled upon a surprise: within its crystal structure, the material naturally forms one of the world's thinnest semiconductor junctions—a building block of most modern electronics. The junction is just 3.3 nanometers thick, about 25,000 times thinner than a sheet of paper. /news/2025-05-scientists-world-thinnest-semiconductor-junctions.html Condensed Matter Quantum Âé¶¹ÒùÔºics Tue, 20 May 2025 17:18:03 EDT news666980281 Turning non-magnetic materials magnetic with atomically thin films The rules about magnetic order may need to be rewritten. Researchers have discovered that chromium selenide (Cr2Se3)—traditionally non-magnetic in bulk form—transforms into a magnetic material when reduced to atomically thin layers. This finding contradicts previous theoretical predictions, and opens new possibilities for spintronics applications. This could lead to faster, smaller, and more efficient electronic components for smartphones, data storage, and other essential technologies. /news/2025-05-magnetic-materials-atomically-thin.html Condensed Matter Thu, 08 May 2025 09:56:39 EDT news665916997 Olympicene molecular chains create quantum spin systems with spintronics applications In a new publication in Nature Materials, an international team of researchers has developed groundbreaking artificial chains of the iconic "olympicene" molecules to realize the antiferromagnetic (AF) spin-½ Heisenberg model, a flagship quantum spin model that has been the cornerstone of quantum magnetism, since the seminal work of Bethe, for almost a century now. This study makes nanographenes (NGs) an ideal platform for realizing and studying highly entangled quantum spin systems, with potential applications in insulator-based AF spintronics. /news/2025-03-olympicene-molecular-chains-quantum-spintronics.html Condensed Matter Quantum Âé¶¹ÒùÔºics Fri, 14 Mar 2025 11:23:03 EDT news661170181 Spinning, twisted light could power next-generation electronics Researchers have advanced a decades-old challenge in the field of organic semiconductors, opening new possibilities for the future of electronics. The researchers, led by the University of Cambridge and the Eindhoven University of Technology, have created an organic semiconductor that forces electrons to move in a spiral pattern, which could improve the efficiency of OLED displays in television and smartphone screens, or power next-generation computing technologies such as spintronics and quantum computing. /news/2025-03-power-generation-electronics.html Condensed Matter Optics & Photonics Thu, 13 Mar 2025 14:00:19 EDT news661066262 Interface flexibility: Scientists discover key mechanism driving molecular network formation Covalent bonding is a widely understood phenomenon that joins the atoms of a molecule by a shared electron pair. But in nature, patterns of molecules can also be connected through weaker, more dynamic forces that give rise to supramolecular networks. These can self-assemble from an initial molecular cluster, or crystal, and grow into large, stable architectures. /news/2025-02-interface-flexibility-scientists-key-mechanism.html Bio & Medicine Thu, 13 Feb 2025 12:06:04 EST news658670761 Researchers uncover 1D-like spin behavior in a triangular molecular lattice, challenging traditional views Quantum spin liquids (QSLs) are fascinating and mysterious states of matter that have intrigued scientists for decades. First proposed by Nobel laureate Philip Anderson in the 1970s, these materials break the conventional rules of magnetism by never settling into a stable magnetic state, even at temperatures close to absolute zero. /news/2025-02-uncover-1d-behavior-triangular-molecular.html Condensed Matter Quantum Âé¶¹ÒùÔºics Wed, 05 Feb 2025 12:40:32 EST news657981628 New avenues in quantum research: Supramolecular chemistry detects qubit candidates A Franco-German research team, including members from the University of Freiburg, shows that supramolecular chemistry enables efficient spin communication through hydrogen bonds. The work is published in the journal Nature Chemistry. /news/2025-01-avenues-quantum-supramolecular-chemistry-qubit.html Condensed Matter Quantum Âé¶¹ÒùÔºics Tue, 28 Jan 2025 12:38:03 EST news657290282 Janus graphene nanoribbons poised to advance quantum technologies Researchers from the National University of Singapore (NUS) have recently achieved a significant breakthrough in the development of next-generation carbon-based quantum materials, opening new horizons for advancements in quantum electronics. /news/2025-01-janus-graphene-nanoribbons-poised-advance.html Nanophysics Nanomaterials Thu, 09 Jan 2025 11:25:40 EST news655644337 Organic LED material achieves faster organic phosphorescence for better display tech Screens for TVs, smartphones or other displays could be made with a new kind of organic LED material developed by an international team, co-led by University of Michigan engineers. The material maintains sharp color and contrast while replacing the heavy metal with a new hybrid material. /news/2024-12-material-faster-phosphorescence-display-tech.html Analytical Chemistry Materials Science Mon, 09 Dec 2024 14:39:57 EST news652977584 Researchers succeed in taking 3D X-ray images of a skyrmion A difficult-to-describe nanoscale object called the magnetic skyrmion might one day yield new microelectronic devices that can do much more—for example, massive data storage—all while consuming much less power. /news/2024-10-succeed-3d-ray-images-skyrmion.html Condensed Matter Tue, 22 Oct 2024 12:36:04 EDT news648819358 Hidden harmonies: Team discovers magnon–phonon Fermi resonance in an antiferromagnet Soon, data storage centers are expected to consume almost 10% of the world's energy generation. This increase is, among other things, due to intrinsic limitations of the materials used—ferromagnets. Consequently, this problem has ignited a quest for faster and more energy-efficient materials. /news/2024-08-hidden-harmonies-team-magnonphonon-fermi.html Condensed Matter Optics & Photonics Wed, 07 Aug 2024 09:40:15 EDT news642242411 Scientists observe record-setting electron mobility in a new crystal film A material with a high electron mobility is like a highway without traffic. Any electrons that flow into the material experience a commuter's dream, breezing through without any obstacles or congestion to slow or scatter them off their path. /news/2024-07-scientists-electron-mobility-crystal.html Condensed Matter Quantum Âé¶¹ÒùÔºics Mon, 01 Jul 2024 11:33:04 EDT news639052381 New method may facilitate the use of graphene nanoribbons in nanoelectronics An international collaborative study that features researchers from Tel Aviv University (TAU), presented a new method for growing ultra-long and ultra-narrow strips of graphene (a derivative of graphite), which exhibit semiconducting properties that can be harnessed by the nanoelectronics industry. The researchers believe that the development may have many potential technological applications, including advanced switching devices, spintronic devices, and in the future, even quantum computing architectures. /news/2024-05-method-graphene-nanoribbons-nanoelectronics.html Nanomaterials Mon, 20 May 2024 11:56:03 EDT news635424961 Small yet mighty: Showcasing precision nanocluster formation with molecular traps Nanoclusters (NCs) are crystalline materials that typically exist on the nanometer scale. They are composed of atoms or molecules in combination with metals like cobalt, nickel, iron, and platinum, and have found several interesting applications across diverse fields, including drug delivery, catalysis, and water purification. /news/2024-01-small-mighty-showcasing-precision-nanocluster.html Nanomaterials Tue, 30 Jan 2024 13:33:46 EST news625844023 Dynamics of skyrmion spin states confirmed in neutron-scattering experiments RIKEN researchers have brought low-energy devices based on spintronics one step closer, by measuring the dynamics of tiny magnetic vortices. /news/2023-11-dynamics-skyrmion-states-neutron-scattering.html Condensed Matter Sat, 11 Nov 2023 09:10:01 EST news618829383 In some materials, immutable topological states can be entangled with other manipulable quantum states Rice University physicists have shown that immutable topological states, which are highly sought for quantum computing, can be entangled with other manipulable quantum states in some materials. /news/2023-08-materials-immutable-topological-states-entangled.html General Âé¶¹ÒùÔºics Quantum Âé¶¹ÒùÔºics Wed, 02 Aug 2023 16:10:29 EDT news610211424 Low-pass filters based on thin films of van der Waals ferromagnets Two-dimensional (2D) magnets, also known as magnetic van der Waals materials, have advantageous electrical and mechanical properties, such as antiferromagnetic or ferromagnetism. These properties make them particularly promising for the development of new technologies and systems, including spintronic devices and 2D nanoelectromechanical systems (NEMS). /news/2023-04-low-pass-filters-based-thin-van.html Nanophysics Nanomaterials Wed, 19 Apr 2023 09:19:02 EDT news601114734 Distinguishing between right and left with magnets Using a chiral superconductor, scientists at Institute for Molecular Science and Shizuoka University have demonstrated that the magnet can distinguish right and left forms of the chiral crystal despite the common belief that the magnet only distinguishes between the north and the south. They showed that the handedness of the chiral superconductor was translated to a special spin configuration, which enabled chirality-dependent sensing. This result provides a fundamental understanding of the left-right segregation of chiral molecules using magnets. /news/2023-01-distinguishing-left-magnets.html Condensed Matter Superconductivity Wed, 18 Jan 2023 11:00:03 EST news593253911 Researchers use light to control magnetic fields at nanoscale In thin, two-dimensional semiconductors, electrons move, spin and synchronize in unusual ways. For researchers, understanding the way these electrons carry out their intricate dances—and learning to manipulate their choreography—not only lets them answer fundamental physical questions, but can yield new types of circuits and devices. /news/2022-10-magnetic-fields-nanoscale.html Nanophysics Nanomaterials Mon, 03 Oct 2022 12:42:24 EDT news584019740 Researchers show that chiral oxide catalysts align electron spin Controlling the spin of electrons opens up future scenarios for applications in spin-based electronics (spintronics), for example in data processing. It also presents new opportunities for controlling the selectivity and efficiency of chemical reactions. Researchers recently presented first successes with the example of water splitting for producing "green" hydrogen and oxygen. A joint project involving working groups from the Center for Soft Nanoscience at the University of Münster (Germany) and from the Institute of Chemistry at the University of Pittsburgh (Pennsylvania; Prof. David Waldeck) now has the task of advancing the systematic development of spin-selective catalyst materials. /news/2022-09-chiral-oxide-catalysts-align-electron.html Nanophysics Nanomaterials Thu, 22 Sep 2022 08:49:51 EDT news583055387 Making mini-magnets that induce a quantum anomalous Hall effect A new device has been fabricated that can demonstrate the quantum anomalous Hall effect, in which tiny, discrete voltage steps are generated by an external magnetic field. This work may enable extremely low-power electronics, as well as future quantum computers. /news/2022-09-mini-magnets-quantum-anomalous-hall-effect.html Quantum Âé¶¹ÒùÔºics Mon, 12 Sep 2022 14:58:45 EDT news582213522 The structure of the smallest semiconductor elucidated A semiconductor is a material whose conductivity lies somewhere between that of a conductor and an insulator. This property allows semiconductors to serve as the base material for modern electronics and transistors. It is no understatement that the technological progress in the latter part of the 20th century was largely spearheaded by the semiconductor industry. /news/2022-07-smallest-semiconductor-elucidated.html Nanomaterials Mon, 25 Jul 2022 11:00:03 EDT news577952959 Marking a magnetic memory milestone Computers and smartphones have different kinds of memory, which vary in speed and power efficiency depending on where they are used in the system. Typically, larger computers, especially those in data centers, will use a lot of magnetic hard drives, which are less common in consumer systems now. The magnetic technology these are based on provides very high capacity, but lack the speed of solid state system memory. Devices based on upcoming spintronic technology may be able to bridge that gap and radically improve upon even theoretical performance of classical electronic devices. /news/2022-07-magnetic-memory-milestone.html General Âé¶¹ÒùÔºics Quantum Âé¶¹ÒùÔºics Wed, 20 Jul 2022 11:36:03 EDT news577535762 Study details why 2D molybdenum disulfide formation gets a speed boost from salt Skipping ahead in a line is rude, but sometimes it's acceptable. Especially for salt. /news/2022-04-2d-molybdenum-disulfide-formation-boost.html Analytical Chemistry Materials Science Mon, 18 Apr 2022 12:44:49 EDT news569504687 Rapid spin-flip in colloidal nanocrystals to generate molecular triplets A research group led by Prof. Wu Kaifeng from the Dalian Institute of Chemical Âé¶¹ÒùÔºics (DICP) of the Chinese Academy of Sciences (CAS) revealed the mechanism for molecular spin-triplets formation from rapid spin-flip in colloidal nanocrystals and demonstrated its photochemical applications. /news/2022-03-rapid-spin-flip-colloidal-nanocrystals-molecular.html Nanophysics Nanomaterials Thu, 24 Mar 2022 11:09:59 EDT news567338989 Leveraging electron spin adds a new dimension to data encoding Remember flip phones? Our smartphones may one day look just as obsolete thanks to spintronics, an incipient field of research promising to revolutionize the way our electronic devices send and receive signals. /news/2022-02-leveraging-electron-dimension-encoding.html Quantum Âé¶¹ÒùÔºics Tue, 01 Feb 2022 16:05:15 EST news562953900 New technique tunes into graphene nanoribbons' electronic potential Ever since graphene—a thin carbon sheet just one-atom thick—was discovered more than 15 years ago, the wonder material became a workhorse in materials science research. From this body of work, other researchers learned that slicing graphene along the edge of its honeycomb lattice creates one-dimensional zigzag graphene strips or nanoribbons with exotic magnetic properties. /news/2021-12-technique-tunes-graphene-nanoribbons-electronic.html Nanophysics Nanomaterials Wed, 22 Dec 2021 11:16:47 EST news559394202 Spintronics: Exotic ferromagnetic order in two-dimensions The thinnest materials in the world are only a single atom thick. These kinds of two-dimensional or 2D materials—such as graphene, well-known as consisting of a single layer of carbon atoms—are causing a great deal of excitement among research teams worldwide. This is because these materials promise unusual properties that cannot be obtained using three-dimensional materials. As a result, 2D materials are opening the door to new applications in fields such as information and display technology, as well as for critical components in extremely sensitive sensors. /news/2021-11-spintronics-exotic-ferromagnetic-two-dimensions.html Nanophysics Nanomaterials Mon, 01 Nov 2021 12:17:13 EDT news554987830