Bimetallic MOF Electrode Sterilizes Airborne Bacteria in Milliseconds
Researchers at Ocean University of China have created a 3D bimetallic MOF electrode on copper mesh that inactivates over 99% of airborne E. coli within 0.0026 seconds at 24 V AC. The 0.3Co‑MOF/Cu@Cu design leverages electroporation and reactive‑oxygen‑species generation through a hierarchical nanorod array, delivering rapid sterilization with low energy input. Laboratory tests show stable performance over 25 hours and effective operation at 1.5 m·s⁻¹ airflow. The technology could be retrofitted into HVAC systems for energy‑efficient indoor air disinfection.
The Pennsylvania State University: Borrowing From Biology to Power Next-Gen Data Storage
Penn State researchers have engineered a bio‑hybrid memristor that couples synthetic DNA doped with silver nanoparticles to quasi‑2D perovskite semiconductors. The device operates at ultra‑low voltage (<0.1 V) and a record‑low power density of 0.01 W cm⁻², while maintaining an ON/OFF ratio above...
Magnetic Fields From Earphones and Mobile Phones 'Suck' Airborne Magnetic Particles Into the Brain, Impairing Cognition and Potentially Contributing to...
A Chinese Academy of Sciences team published in ACS Nano that static magnetic fields from everyday earphones and smartphones dramatically increase brain accumulation of airborne magnetite nanoparticles in mice. The combined exposure amplified nanoparticle uptake by roughly five times and caused...
Researchers Use Nanomaterials and Ultrasound to Create Light Inside the Body
Stanford researchers have created a noninvasive method that uses focused ultrasound to activate biocompatible ceramic nanoparticles, generating light at any point inside the body. The proof‑of‑concept, demonstrated in mice, produced blue 490 nm light that could stimulate neurons and mimic photodynamic...
Precision Boost for Quantum Sensor Technology
Physicists at Julius‑Maximilians‑Universität Würzburg have directly measured the 24‑nanosecond lifetime of a metastable intermediate state in hexagonal boron nitride (hBN) spin defects. By inserting a 150‑nanosecond delay between laser excitation and microwave control, they raised measurement contrast by 26 % and...
How Nanoscale Catalyst Design Could Improve Hydrogen Peroxide Production
A review by Tohoku University researchers details how nanoarchitectonics of graphitic carbon nitride (g‑C₃N₄) can dramatically improve photocatalytic hydrogen peroxide production. The paper outlines defect engineering, metal doping, and semiconductor heterostructure strategies that boost catalyst efficiency. It also stresses that...
Disorder and Illumination
Researchers have long used low‑temperature illumination to improve electronic transport in two‑dimensional (2D) systems. In GaAs‑based quantum wells, a red LED at ~10 K reduces disorder, raising electron mobility and sharpening fractional quantum Hall signatures. A new preprint shows that deep‑UV...
A Biodegradable Supercapacitor Delivers Acupuncture-Style Pain Relief
Researchers have created a biodegradable supercapacitor that uses single‑atom iron (Fe‑O₄) sites on a carbon scaffold to deliver acupuncture‑style pain relief in mice. The iron atoms boost capacitance to 279.5 mF cm⁻² while reducing ion adsorption energy, preserving fast charge‑discharge rates. The...
Magnetic Biochar Nanocomposite Rapidly Removes Antibiotic Pollution From Wastewater
Researchers at Shenyang Agricultural University have engineered a magnetic biochar nanocomposite incorporating Fe₃O₄ and SnO₂ that removes tetracycline from wastewater through combined adsorption and light‑driven photocatalysis. The optimized material achieved 91.8% removal in three hours and retained over 82% efficiency...
TSMC Is Upgrading Japan’s Second Plant to the 3-Nanometer Process. Kumamoto Is Transitioning From a Backup Site to a True...
Taiwan Semiconductor Manufacturing Co. (TSMC) has received approval to launch 3‑nanometer production at its second Japanese fab in Kumamoto, with equipment installation slated for 2026 and volume output expected in 2028. The plant will initially run at a capacity of...
Water Molecules Eliminate Brute Force From MXene Nanosheet Production
Researchers have introduced a water‑mediated scission method that exfoliates MXene into defect‑free single‑layer nanosheets without mechanical force. By intercalating lithium and soaking the material in water for 12 hours, the process achieves an 84.7% yield and produces sheets averaging 10.46 µm in...
The Role of Graphene in Photocatalytic Composites Revealed by Theoretical Modelling
Researchers at the University of Sheffield used advanced computational modelling to show that carbon vacancies in graphene create covalent bonds with TiO₂, forming hybrid electronic states. These hybrid states improve charge separation and suppress electron‑hole recombination, addressing the two main...
Breathing New Life Into Tubercolosis Treatment with Iinhalable Nanomedicine
Scientists at the University of Witwatersrand’s Wits Advanced Drug Delivery Platform have created an inhalable nanocarrier that can encapsulate all four first‑line tuberculosis drugs and release them directly in the lungs. The system bypasses the liver and bloodstream, aiming to...
Octopus-Shaped Nanomachine Reprograms ATP Flow to Starve Cancer Cells
Researchers unveiled an octopus‑shaped nanomachine, HSA‑ABC, that anchors to cancer cell membranes and uses an ATP‑sensing aptamer to trigger photodynamic therapy and rapid doxorubicin delivery. The device creates a self‑amplifying cycle: ATP binding activates a photosensitizer, damaging the membrane, which...
Silver Nanowire Electrodes Achieve 86% Efficiency in CO2 to Ethylene Conversion
Researchers at KAIST unveiled a three‑layer electrode that uses silver nanowire networks as both conductors and catalysts, achieving up to 86% selectivity for converting CO₂ into ethylene and other multi‑carbon products. The design tackles electrode flooding by pairing a hydrophobic...
Tumor-Inspired Microparticles Reprogram Fat Cells and Improve Insulin Sensitivity
Researchers have engineered injectable silica microparticles that mimic the nanoscale surface roughness of invasive cancer cells, stripping away all biological material. When cultured on these tumor‑inspired topographies, mouse adipocytes rapidly lose their mature phenotype, become multipotent stem‑like cells, and exhibit...
Synthetic Worm-Like Metamaterials that Learn, Adapt and Evolve Like Living Systems
Researchers at the University of Amsterdam unveiled worm‑like metamaterials composed of motorised hinges that can learn, forget, and toggle between multiple shapes without any central controller. Each hinge houses a microcontroller that records rotation, shares data with neighbors, and adjusts...
Visible Light Replaces Metal Catalysts in New Method for Making Porous Semiconducting Polymers
Researchers at Koç University introduced a visible‑light‑driven synthesis that uses bismuthene as a photocatalyst to create porous semiconducting polymers without metal catalysts, operating under ambient conditions. The approach revives century‑old diazonium chemistry, yielding high‑molecular‑weight polymers and allowing direct halogen incorporation....
'Perfectly Symmetrical' 2D Perovskites Boost Energy Transport
Rice University researchers have engineered a multilayered two‑dimensional perovskite that approaches perfect crystal symmetry, enabling exciton transport beyond 2 µm at room temperature. The material’s distortion‑free lattice eliminates energy traps, delivering an order‑of‑magnitude improvement over earlier perovskites and matching the performance...
Pentacene Dimers Boost Quantum Sensing Towards Single-Proton Detection
Researchers at the Institute of Translational Medicine have shown that pentacene dimers, created via singlet fission, provide a 30% larger interaction cross‑section than traditional pentacene monomers for detecting small ensembles of nuclear spins. Computational modeling using a Lindblad master equation...
University of Eastern Finland Demonstrates 2D-Material Photodetectors on Silicon Nitride Chips
Researchers at the University of Eastern Finland have demonstrated photodetectors built from two‑dimensional semiconductor materials directly on silicon nitride waveguide chips. The work, detailed in a doctoral dissertation, shows that cleanroom nanofabrication can integrate ultrathin 2D absorbers with low‑loss waveguides,...
Watching Sunlight Turn Into Fuel and Oxygen, in Real Time
Yale researchers have unveiled a nanoscale method to watch solar photocatalysis in real time, capturing water‑splitting reactions and charge transport at roughly 10 nm resolution. The approach merges amperometric and potentiometric measurements using a quartz nanotip with a platinum core, allowing...
Broadband Nanoprobe Sharpens Optical Imaging Beyond the Diffraction Limit
Researchers at Xi’an Jiaotong University have unveiled a fiber‑based double‑slit plasmonic probe that uses linearly polarized light and Fabry–Pérot energy recycling to achieve broadband nanofocusing. The device delivers a six‑fold electric‑field enhancement and resolves a 28.6 nm slit, essentially matching atomic...
Fullerene's Spherical Symmetry Enables a Reliable Three-State Molecular Switch
Researchers have leveraged the spherical symmetry of C₆₀ fullerene to create a reliable three‑state molecular switch. By mechanically stacking one, two, or three C₆₀ molecules between gold electrodes, they achieved three distinct, fully reversible conductance levels spanning nearly four orders...
Microplastic and Nanoplastic Exposure in the Context of Aging
Recent animal research shows that high-dose nanoplastic accumulation can trigger cellular dysfunction, including oxidative stress and senescence. While these harmful exposure levels exceed current environmental concentrations, older adults may experience greater cumulative burden due to lifelong exposure and age‑related physiological...
Nanofluidic Chip Holder Integrates Thermal, Electrical, and Optical Control
Researchers at Chalmers University unveiled a compact nanofluidic chip holder that merges heating, cooling, electrical actuation, and real‑time optical spectroscopy into a single platform. The device accommodates 10 mm silicon chips with up to 12 fluidic connections and can maintain temperatures...
Nanotechnology Sensor Reads Creatinine in Seconds for Rapid Kidney Testing
Researchers at Tohoku University and City College of New York unveiled a nanotechnology‑based creatinine biosensor that reads concentrations from 1 to 300 mg/dL in about 35 seconds. The device uses a platinum‑nanoparticle polymer composite tuned near the percolation threshold, eliminating the...
Durable Nanofilm Electrodes for Monitoring Leaf Health
Researchers at Institute of Science Tokyo unveiled a carbon‑nanotube nanofilm electrode only 70‑320 nm thick that can be pierced by leaf trichomes while remaining transparent and water‑resistant. The device maintains stable electrical contact for weeks, and in some tests stayed functional...
Industrial Papermaking Process Yields a Sorbent that Pulls Drinking Water Even From Dry Air
Researchers have leveraged conventional papermaking lines to produce a hygroscopic sheet infused with lithium chloride and polypyrrole‑chloride, creating a sorbent that captures water from air and releases it using solar heat. The material powers a lightweight, continuously rotating crawler that...
2D Materials Enable Artificial Charged Domain Walls for Nanoelectronics
Researchers at the University of Illinois Urbana‑Champaign have engineered the first artificial charged domain wall (CDW) in a two‑dimensional ferroelectric material by stacking oppositely polarized α‑In₂Se₃ layers. The interface becomes a highly conductive channel with resistance orders of magnitude lower...
Right Through the Skull
Researchers have unveiled a novel calvarial delivery platform that injects drug‑laden nanoparticles into the skull’s bone marrow. Immune cells within the diploic space capture the particles and migrate across skull‑meninges channels, ferrying the therapeutic cargo into the brain. In mouse...
One Nanometer Sits Between Neural Stimulation and Silence
A multi‑institutional team has published a theoretical framework that explains the nonlinear physics of magnetoelectric nanoparticles (MENPs), clarifying why tiny variations in size or composition cause dramatic differences in neural stimulation. The model shows that a single‑nanometer change in a...
Adding Letters to the DNA Alphabet Expands Nanotechnology's Design Options
Researchers have demonstrated that expanding DNA's alphabet with synthetic AEGIS bases enables nanostructures that break the traditional purine‑pyrimidine pairing rule. By pairing large purines with large purines (fat) and small pyrimidines with small pyrimidines (skinny), they created wider helices that...
Diamond Sensors Pinpoint Spins with 0.28 Nanometre Precision
Researchers at the University of Science and Technology of China have achieved sub‑nanometer Fourier magnetic imaging, locating nitrogen‑vacancy (NV) centres in diamond with a spatial resolution of 0.28 ± 0.10 nm and a magnetic‑field measurement deviation of just 9 nT. The compact, ambient‑stable platform...
All-Optical Neuron Breaks the Nanosecond Barrier Using Tellurium Phase Transition
Researchers have demonstrated an all‑optical neuron built from a thin tellurium film that melts in under 260 picoseconds, breaking the nanosecond barrier for photonic activation. The device operates with threshold energies as low as 0.4 picojoules and occupies less than 5 µm², enabling...
Transistor-Inspired Triboelectric Nanogenerator Powers Human-Machine Interfaces without Batteries
Researchers at Chonnam National University unveiled an air‑breakdown triboelectric nanogenerator (AB‑TENG) that harvests static electricity from human skin to power ultrathin input devices without batteries. The device delivers up to 290 V and 22 mW at a modest 24 N contact force, outperforming...
Programmable Metasurface Achieves Beam Scanning and Multi-Band Radar Cross-Section Reduction
Researchers at Xidian University unveiled a programmable metasurface only 0.065 wavelengths thick—87% slimmer than traditional stealth designs—that can dynamically steer beams and suppress radar signatures. The 12 × 12 prototype scans ±45° at 5.2 GHz with a 17.23 dBi peak gain while delivering more than ‑6 dB...
Spin-Flip Emitter Harvests Doubled Excitons for Higher Solar Cell Efficiency
Researchers at Kyushu University and JGU Mainz have created a molybdenum‑based spin‑flip emitter that harvests singlet‑fission triplet excitons with a quantum yield of about 130%. By tuning the metal complex’s energy levels, they suppressed competing Förster resonance energy transfer, allowing...
Chemical Origins of Environmental Modifications to MOR Lithographic Chemistry
Researchers at imec presented new findings on metal‑oxide resists (MORs) for EUV lithography, showing that atmospheric oxygen, not CO₂ or humidity, drives post‑exposure chemical changes. Using the BEFORCE platform, they demonstrated that O₂ induces carbonyl formation and accelerates ligand loss...
Programmable DNA Origami Nanodevice Reveals Force-Dependent Protein Interactions
Yale researchers have engineered a DNA‑origami nanodevice equipped with programmable hairpin springs that apply 5–9 pN tension to target proteins. The platform generates millions of identical units, enabling bulk pull‑down assays and mass‑spectrometry identification of force‑dependent binding partners. Using the talin1...
3D Nanoscale Imaging Maps Lipid Organization in Cellular Membranes
An international team has unveiled Lipid‑CLEM, a correlative light‑electron microscopy workflow that visualizes individual lipid molecules in three dimensions at nanometer resolution. By using bifunctional lipid probes, photo‑crosslinking, and click chemistry, the method maps lipid distribution within cellular membranes without...
Atoms Linked to Light on a Nanofiber Promise Scalable Quantum Tech
Researchers at Waseda University and NICT have demonstrated a quantum interface that couples photons traveling in a 310 nm optical nanofiber to an array of about 155 individually addressable cesium atoms. The system achieves single‑atom trapping verified by photon‑correlation measurements with...
Vanadium Dioxide Single Crystals Enable Room-Temperature Gas Sensing with High Sensitivity
Researchers at Tohoku University have created belt‑shaped VO₂(B) single crystals that detect ethanol vapor at room temperature with roughly 19 times higher sensitivity than conventional V₂O₅ nanofibers. The crystals are produced via a hydrothermal reduction process, eliminating the need for...
New Design Guidelines for Atom-Thin Oxide Transistors Enable Reliable 3D Chip Integration
Researchers at National Taiwan University introduced a unified analytical framework that captures how channel thickness, trap states, interface quality, and surface roughness together dictate the performance of ultrathin indium‑oxide and tungsten‑doped indium‑oxide transistors. The model accurately reproduces I‑V characteristics across...
Electric Current Stabilizes Spins at Unstable Points, Opening a Path to New Computing
A team of researchers demonstrated that an electric current can actively stabilize spins in energetically unfavorable states within a near‑isotropic tungsten‑cobalt‑iron‑boron‑magnesium‑oxide thin film. By fine‑tuning the film’s heat treatment, the material allows spins to point in any direction, producing large...
Ion Pump for Clean Water
Scientists at UC Irvine, Tel Aviv University, UMass Boston and Lawrence Berkeley Lab have created a nanoporous membrane that transports ions using a capacitive electrochemical ratchet, eliminating the need for chemical reactions or moving parts. By applying rapid low‑voltage pulses,...
Fluorescent Microneedle Biosensors Turn Skin Biochemistry Into Scannable QR Codes
The article reports a new biodegradable microneedle patch that uses binary fluorescent probes to turn interstitial pH and glucose levels into a scannable QR code. Each of the 25 needles acts as an on/off switch at a predefined concentration, eliminating...
Low-Power Lasers Now Control Material Vibrations for Faster Electronics
Scientists at the Max Planck Institute and collaborators have introduced a phase‑sensitive nonlinear spectroscopic method that monitors and manipulates coherent phonons in few‑layer 2H‑MoTe₂ using only ~10 kW cm⁻² laser power, a reduction of more than three orders of magnitude compared with previous...
DNA-Engineered Silver Nanoclusters Enable Precision Killing of Drug-Resistant Bacteria
A team led by Kirill Afonin at UNC Charlotte engineered programmable DNA scaffolds that organize silver nanoclusters into highly potent antimicrobial agents. The spatially arranged DNA‑AgNCs showed up to 78‑fold greater killing efficiency against ESKAPE pathogens and meningitis‑causing bacteria compared...
4D-Printed Magneto-Plasmonic Microrobots De-Ice Exactly Where and when Needed
Researchers have created 4D‑printed microrobots that embed gold‑magnetite nanofillers, enabling magnetic‑field navigation and near‑infrared‑triggered plasmonic heating. The devices can melt ice with millimeter precision, demonstrated by a miniature ice‑breaker ship that traversed frozen surfaces while heating its hull above freezing....