Peptide position determines whether gold nanoparticles branch or stay spherical in ssalimpour

Helicobacter pylori bacteria infect around half the global population and are a leading cause of stomach ulcers and gastric cancer. While antibiotics remain the standard treatment, they often fail to reach bacteria hidden ... 09/16/2026

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A single application of a "smart" self-repairing coating is being developed to dramatically extend rust protection for buildings, bridges, cars and other steel components. 09/15/2026

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A Nature Communications review maps how crystal symmetry, material synthesis, and structural control shape polaritons in two-dimensional metal oxides, a diverse family of materials with optical responses spanning the visible to terahertz range. The authors assess fabrication challenges and propose photonic-chip concepts involving reconfigurable waveguides, polariton logic, biosensing, photodetection, and thermal management. 09/15/2026

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A pixel-controlled programmable metasurface capable of dynamically reshaping terahertz (THz) waves could open new possibilities for compact imaging, communications and optical systems. 09/15/2026

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A new silicon metasurface capable of rapidly controlling wide-bandwidth light pulses could help advance compact technologies for optical communications, computing, LiDAR and photonic information processing. 09/15/2026

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This article reviews the mutual empowerment between artificial intelligence and metasurfaces, characterizing that artificial intelligence enables intelligent nanophotonics, while metasurfaces facilitate optical intelligence. 09/15/2026

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Artificial intelligence is transforming how information is generated, processed and stored, but its rapid expansion is also driving unprecedented demand for computing power and electricity. Developing hardware that can process ... 09/15/2026

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A team of researchers from University of Toronto Engineering has created a new type of dye-sensitized nanoparticle that can detect target chemicals at very low concentrations while also distinguishing between molecules with ... 09/15/2026

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Access to clean water depends not only on preventing pollution but also on being able to detect contaminants quickly and reliably. Among the pollutants of concern are metal ions such as mercury, lead and zinc, which can enter ... 09/15/2026

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All-atom molecular dynamics simulations examined how gold tracks embedded in cylindrical silver substrates could guide the diffusive motion of C60, flexible-chassis nanocars, and rigid-chassis nanotrucks across temperatures from 75 K to 600 K. The results show that chassis flexibility, track width, and temperature jointly determine how effectively these molecular machines maintain directed motion. 09/13/2026

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Advanced microspectroscopy techniques enable non-destructive characterization of carbon nanotubes and graphene, essential for research and quality assurance. 09/10/2026

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Microspectrophotometry offers a non-destructive method for measuring thin film thickness, crucial for the performance of semiconductor devices and optics. 09/08/2026

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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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