Nano-Silica Helps Steel Fiber Concrete Reach Its Strongest Tested Mix in ssalimpour

A comprehensive review examined how nanomaterials could protect healthy tissues from radiation damage through targeted drug delivery, reactive oxygen species scavenging, anti-inflammatory activity, and physical radiation shielding. Although experimental studies show promising protection across several tissues and organ systems, most approaches remain preclinical, with long-term safety, biodistribution, scalability, and selective protection of healthy tissue still requiring investigation. 09/08/2026

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A signal that appears to show ions moving inside a battery may, in fact, be an illusion caused by an uneven surface. A KAIST research team has identified the origin of this type of artifact, which can lead researchers to ... 09/08/2026

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Polar wurtzite nitride semiconductors, such as aluminum nitride (AlN) and gallium nitride (GaN), are central to modern high-power and high-frequency electronic devices because of their wide band gaps, high breakdown electric ... 09/07/2026

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One big dream of ultrafast science has been to watch changes in nanoparticles or biomolecules on their natural timescale. Experimentally, this can be realized by taking two snapshots of the same object only femtoseconds apart. ... 09/07/2026

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Researchers first screened steel-fiber geometry and length for concrete impermeability, identifying 50-mm hooked-end and 40-mm crimped fibers as the best performers among those tested, before combining them with nano-silica to assess 28-day mechanical properties and microstructure. The hybrid mixtures performed best at 2% steel fiber and 1% nano-silica among the tested levels, with hooked-end fibers providing the strongest overall tensile and bending performance and microstructural analyses supporting a denser cementitious matrix. 09/07/2026

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As the electronics in our technology keep shrinking, traditional silicon-based chips are approaching their fundamental physical limits. Yet the wires connecting them might be able to shrink beyond conventional dimensions, ... 09/06/2026

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Augmented reality (AR) glasses, lenses thinner than a human hair, and holograms floating above your fingertips may sound like technologies from science fiction. At the heart of these emerging technologies, however, lies a ... 09/04/2026

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Researchers showed that an ultrathin, nanolayered boron nitride interlayer can improve the stability of perovskite quantum dot LEDs by passivating defects, suppressing ion migration, and enhancing heat dissipation. BN-optimized devices achieved an average peak EQE of 30.05% and a measured T50 lifetime of 102 hours at 2,000 cd m-2, with accelerated testing projecting a T50 of 25,263 hours at 100 cd m-2. 09/04/2026

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Researchers developed modular organ-targeting metal-phenolic network coatings that altered where diverse nanoparticles accumulated after intravenous administration in mice. By tuning metal ions, phenolic ligands, and PEG molecular weight, the researchers redirected nanoparticles toward the lungs, kidneys, heart, and brain while preserving functional mRNA delivery in coated lipid nanoparticles. 09/04/2026

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PILine® positioning systems utilize ultrasonic piezo motors for unmatched precision and speed, essential for advanced scientific and medical applications. 08/14/2026

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Microspectrophotometry combines microscopy and UV-visible-NIR spectrophotometry for precise analysis of microscopic samples, enhancing quantitative measurement. 08/19/2026

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PILine® positioning systems utilize ultrasonic piezo motors for unmatched precision and speed, essential for advanced scientific and medical applications. 08/14/2026

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The skin serves as a primary barrier against external threats, and inadequate wound management can delay healing and promote the transition of acute... 08/06/2026

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An attempt has been made to develop fish gelatin-based nanofiber with 30% gelatin in acetic acid via electrospinning. And to functionalize the... 07/31/2026

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Polyethylene oxide (PEO) chitosan (CS) nanofiber membranes are promising for air filtration due to their biodegradability and antibacterial... 07/30/2026

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The growing demand for sensitive, rapid, and reliable analytical techniques for human health and environmental monitoring has driven the development... 07/26/2026

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