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. Scientists use electrons to pattern light sources and wiring directly onto crystals Rice University researchers used a focused electron beam to pattern device functions with submicron precision directly into an ultrathin crystal. The approach produced traces narrower than the width of a DNA helix that glow with bright blue light and conduct electricity, showing it could be used to manufacture compact on-chip wiring and built-in light sources. /news/2025-09-scientists-electrons-pattern-sources-wiring.html Nanophysics Nanomaterials Wed, 24 Sep 2025 13:33:40 EDT news677939615 New light-powered gears fit inside a strand of hair Researchers at the University of Gothenburg have made light-powered gears on a micrometer scale. This paves the way for the smallest on-chip motors in history, which can fit inside a strand of hair. The research is published in the journal Nature Communications. /news/2025-09-powered-gears-strand-hair.html Nanophysics Nanomaterials Thu, 18 Sep 2025 09:47:03 EDT news677407621 Ultra-flat optic pushes beyond what was previously thought possible Cameras are everywhere. For over two centuries, these devices have grown increasingly popular and proven to be so useful, they have become an indispensable part of modern life. /news/2025-09-ultra-flat-optic-previously-thought.html Optics & Photonics Fri, 12 Sep 2025 09:16:25 EDT news676887380 Circuits invisible to the naked eye: New technique shrinks microchips beyond current size limits Johns Hopkins researchers have discovered new materials and a new process that could advance the ever-escalating quest to make smaller, faster and affordable microchips used across modern electronics—in everything from cellphones to cars, appliances to airplanes. /news/2025-09-circuits-invisible-naked-eye-technique.html Nanomaterials Thu, 11 Sep 2025 05:00:01 EDT news676783109 Core technology developed for ultra-high-resolution quantum dot displays A research team has developed a direct optical lithography (DOL) technology that patterns quantum dots (QDs) at ultra-high resolution using only light, without photoresist. Through this, they also provided guidelines for selecting cross-linkers essential for fabricating high-performance QLEDs. This achievement is regarded as a core fundamental technology that can be applied to a wide range of optoelectronic devices, including micro-QLEDs, ultra-high-resolution displays, transparent electronic devices, and next-generation image sensors. /news/2025-09-core-technology-ultra-high-resolution.html Nanophysics Nanomaterials Mon, 08 Sep 2025 15:19:03 EDT news676563542 Inkjet-style technique developed to produce high-sensitivity biosensors A research team has successfully developed the technology to fabricate high-sensitive biosensors by simply spraying, like an inkjet printer. The technology enables the fabrication of sensitive and precise sensors without expensive and complex equipment, and is expected to contribute to improving the fabrication scale and speed of biosensors in the future. /news/2025-09-inkjet-style-technique-high-sensitivity.html Bio & Medicine Nanomaterials Mon, 08 Sep 2025 15:15:04 EDT news676563302 Making diamonds with electron radiation There are various ways to create artificial diamonds, but a new method developed by researchers, including those at the University of Tokyo, yields some extra benefits. /news/2025-09-diamonds-electron.html Analytical Chemistry Materials Science Thu, 04 Sep 2025 14:00:12 EDT news676031342 A light-programmable, dynamic ultrasound wavefront The notion of a phased array was initially articulated by Nobel Prize recipient K. F. Braun. Phased arrays have subsequently evolved into a formidable mechanism for wave manipulation. This assertion holds particularly true in the realm of ultrasound, wherein arrays composed of ultrasound-generating transducers are employed in various applications, including therapeutic ultrasound, tissue engineering, and particle manipulation. /news/2025-09-programmable-dynamic-ultrasound-wavefront.html Condensed Matter Optics & Photonics Wed, 03 Sep 2025 09:20:03 EDT news676109640 Fabrication technique opens door to new materials for quantum hardware Researchers have demonstrated a new fabrication approach that enables the exploration of a broader range of superconducting materials for quantum hardware. /news/2025-09-fabrication-technique-door-materials-quantum.html Superconductivity Quantum Âé¶¹ÒùÔºics Wed, 03 Sep 2025 08:59:03 EDT news676108741 Self-assembling magnetic microparticles mimic biological error correction Everybody makes mistakes. Biology is no different. However, living organisms have certain error-correction mechanisms that enable their biomolecules to assemble and function despite the defective slough that is a natural byproduct of the process. /news/2025-09-magnetic-microparticles-mimic-biological-error.html General Âé¶¹ÒùÔºics Tue, 02 Sep 2025 14:09:04 EDT news676040941 Ultrathin metasurface enables high-efficiency vectorial holography Holography—the science of recording and reconstructing light fields—has long been central to imaging, data storage, and encryption. Traditional holographic systems, however, rely on bulky optical setups and interference experiments, making them impractical for compact or integrated devices. Computational methods such as the Gerchberg–Saxton (GS) algorithm have simplified hologram design by eliminating the need for physical interference patterns, but these approaches typically produce scalar holograms with uniform polarization, limiting the amount of information that can be encoded. /news/2025-08-ultrathin-metasurface-enables-high-efficiency.html Optics & Photonics Thu, 21 Aug 2025 12:53:07 EDT news674999577 Wafer-scale nano-fabrication of multi-layer diffractive optical processors enables unidirectional visible imaging Researchers at the UCLA Samueli School of Engineering, in collaboration with the Optical Systems Division at Broadcom Inc., report a broadband, polarization-insensitive unidirectional imager that operates in the visible spectrum, capable of high-efficiency image transmission in one direction while effectively suppressing image formation in the reverse direction. /news/2025-08-wafer-scale-nano-fabrication-multi.html Optics & Photonics Mon, 11 Aug 2025 16:27:02 EDT news674148421 Titanium oxide nanostructuring transcends boundaries, enabling precise formation on metal coatings Large metal surfaces coated with precisely formed nanostructures have so far remained in the realm of fantasy. The obstacle standing in the way of their production seemed fundamental, as it resulted from the presence of crystal grains in metals: their boundaries disrupted the growth of the nanostructures. At the Institute of Nuclear Âé¶¹ÒùÔºics of the PAS, using titanium and its oxide by way of example, it has been proven that this obstacle can be overcome. /news/2025-08-titanium-oxide-nanostructuring-transcends-boundaries.html Nanomaterials Thu, 07 Aug 2025 12:06:04 EDT news673787161 Plastic-based spectrometers offer low-cost, compact solution for broadband spectral imaging A multinational research team, including engineers from the University of Cambridge and Zhejiang University, has developed a breakthrough in miniaturized spectrometer technology that could dramatically expand the accessibility and functionality of spectral imaging in everyday devices. /news/2025-07-plastic-based-spectrometers-compact-solution.html Optics & Photonics Fri, 11 Jul 2025 09:15:51 EDT news671444135 Microrobots shaped and steered by metal patches could aid drug delivery and pollution cleanup Researchers at the University of Colorado Boulder have created a new way to build and control tiny particles that can move and work like microscopic robots, offering a powerful tool with applications in biomedical and environmental research. /news/2025-07-microrobots-metal-patches-aid-drug.html Nanomaterials Tue, 08 Jul 2025 15:40:04 EDT news671207794 Glass nanostructures reflect nearly all visible light, challenging photonics assumptions A research team led by SUTD has created nanoscale glass structures with near-perfect reflectance, overturning long-held assumptions about what low-index materials can do in photonics. /news/2025-06-glass-nanostructures-visible-photonics-assumptions.html Nanophysics Nanomaterials Mon, 23 Jun 2025 14:12:04 EDT news669906721 Âé¶¹ÒùÔºicists create 'the world's smallest violin' using nanotechnology Âé¶¹ÒùÔºicists at Loughborough University have used cutting-edge nanotechnology to create what they believe may be "the world's smallest violin," which is small enough to fit within the width of a human hair. /news/2025-06-physicists-world-smallest-violin-nanotechnology.html Nanophysics Nanomaterials Tue, 03 Jun 2025 11:26:29 EDT news668168779 Chip-scale soliton microcombs reach femtosecond precision Laser frequency combs are light sources that produce evenly spaced, sharp lines across the spectrum, resembling the teeth of a comb. They serve as precise rulers for measuring time and frequency, and have become essential tools in applications such as lidar, high-speed optical communications, and space navigation. Traditional frequency combs rely on large, lab-based lasers. However, recent advancements have led to the development of chip-scale soliton microcombs, which generate ultrashort pulses of light within microresonators. /news/2025-05-chip-scale-soliton-microcombs-femtosecond.html Optics & Photonics Wed, 21 May 2025 15:40:30 EDT news667060828 Cool science: Researchers craft tiny biological tools using frozen ethanol Imagine drawing on something as delicate as a living cell—without damaging it. Researchers at the University of Missouri have made this discovery using an unexpected combination of tools: frozen ethanol, electron beams and purple-tinted microbes. /news/2025-05-cool-science-craft-tiny-biological.html Bio & Medicine Nanomaterials Tue, 20 May 2025 12:26:04 EDT news666962762 Silicon spin qubits gain ground as a leading candidate for quantum computing In the rapidly evolving field of quantum computing, silicon spin qubits are emerging as a leading candidate for building scalable, fault-tolerant quantum computers. /news/2025-05-silicon-qubits-gain-ground-candidate.html Quantum Âé¶¹ÒùÔºics Mon, 12 May 2025 14:23:38 EDT news666278614 Deep-trench 3D printing enables next-gen RF devices with unprecedented precision For decades, traditional lithography techniques—such as electron beam lithography and nanoimprinting—have struggled to meet the demand for ultra-fine, high-aspect-ratio structures in general. Similar difficulty also applies to metal-based radio-frequency (RF) components. Issues like poor thickness control, uneven sidewalls, and material limitations have constrained performance and scalability. /news/2025-05-deep-trench-3d-enables-gen.html Nanophysics Nanomaterials Tue, 06 May 2025 13:22:10 EDT news665756519 Simplifying solid biosample processing for field-ready diagnostics The Korea Institute of Machinery and Materials (KIMM) has developed a compact, rapid pretreatment system capable of liquefying and homogenizing solid biological samples in under one minute. /news/2025-04-solid-biosample-field-ready-diagnostics.html Biochemistry Analytical Chemistry Tue, 29 Apr 2025 13:49:09 EDT news665153344 Quantum-controlled few-photon strategy powers next-generation optical nanoprinting In a development that could reshape the future of microelectronics, optics, and biomedicine, researchers from Jinan University, in collaboration with the Institute of Chemistry at the Chinese Academy of Sciences, have unveiled a new nanoprinting technology that simultaneously achieves unprecedented resolution and efficiency. /news/2025-04-quantum-photon-strategy-powers-generation.html Nanophysics Nanomaterials Mon, 28 Apr 2025 11:06:04 EDT news665057161 Ultrafast plasmon-enhanced magnetic bit switching at the nanoscale Researchers from Max Born Institute have demonstrated a successful way to control and manipulate nanoscale magnetic bits—the building blocks of digital data—using an ultrafast laser pulse and plasmonic gold nanostructures. The findings were published in Nano Letters. /news/2025-04-ultrafast-plasmon-magnetic-bit-nanoscale.html Nanophysics Thu, 24 Apr 2025 10:03:24 EDT news664707798 Scientists have found a way to 'tattoo' tardigrades If you haven't heard of a tardigrade before, prepare to be wowed. These clumsy, eight-legged creatures, nicknamed water bears, are about half a millimeter long and can survive practically anything: freezing temperatures, near starvation, high pressure, radiation exposure, outer space and more. Researchers reporting in the journal Nano Letters took advantage of the tardigrade's nearly indestructible nature and gave the critters tiny "tattoos" to test a microfabrication technique to build microscopic, biocompatible devices. /news/2025-04-scientists-tattoo-tardigrades.html Bio & Medicine Wed, 23 Apr 2025 09:20:04 EDT news664618802 Chiral plasmonic nanostructures push the limits of light manipulation on the nanoscale Researchers from ICMAB are revolutionizing how we manipulate light at the nanoscale using chiral plasmonic structures—nanomaterials designed to interact with polarized light in extraordinary ways. /news/2025-04-chiral-plasmonic-nanostructures-limits-nanoscale.html Nanophysics Nanomaterials Thu, 10 Apr 2025 11:58:03 EDT news663505081 Efficient light control: Meta-optics replace conventional lenses Conventional curved lenses, which direct light by refraction in glass or plastic, are often bulky and heavy, offering only limited control of light waves. Metasurfaces, in contrast, are flat and consist of an array of tiny structures known as meta-atoms. Meta-atoms influence light at a subwavelength scale and thus allow for highly precise control of the phase, amplitude, and polarization of light. /news/2025-03-efficient-meta-optics-conventional-lenses.html Optics & Photonics Fri, 28 Mar 2025 13:34:02 EDT news662387641 Compact solid-state laser system generates 193-nm vortex beam for the first time Deep ultraviolet (DUV) lasers, known for their high photon energy and short wavelengths, are essential in various fields such as semiconductor lithography, high-resolution spectroscopy, precision material processing, and quantum technology. These lasers offer increased coherence and reduced power consumption compared to excimer or gas discharge lasers, enabling the development of more compact systems. /news/2025-03-compact-solid-state-laser-generates.html Optics & Photonics Fri, 21 Mar 2025 11:30:03 EDT news661775402 Blending art and science in new Mojave Seedling Guide: Q&A Nevada's desert landscape is filled with life that is hidden to human eyes. But when conditions are just right, typically following a particularly wet winter, billions of seeds burst to life in vibrant, colorful displays of blooms that can even be seen from space. /news/2025-03-blending-art-science-mojave-seedling.html Plants & Animals Ecology Thu, 20 Mar 2025 07:23:06 EDT news661674182 Researchers develop glass sensors for the Einstein Telescope From 2035, the Einstein Telescope will be able to study gravitational waves with unprecedented accuracy. For the telescope, researchers from Jena have manufactured highly sensitive sensors made entirely of glass for the first time. /news/2025-03-glass-sensors-einstein-telescope.html Astronomy Wed, 12 Mar 2025 15:20:01 EDT news661011418