detection
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Nanotechnology
Mxene-Antibody sensor allows for low cost and accurate vitamin D detection in remote areas
Combining Mxene 2D nanomaterials and vitamin D selective antibodies, the new highly sensitive electrochemical sensor allows for low-cost, rapid, dispersed vitamin D detection in the blood. Credit: Kaust (2025) Designed to address global health issues that have a particular impact on people in the Middle East and North Africa (MENA), the electrochemical sensors were created by Kaust’s interdisciplinary team. The…
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Nanotechnology
The biosensor uses pH-responsive DNA nanoswitch for detection of highly sensitive bladder cancer in urine
Schematic diagram of a pH-responsive trix DNA nanoswitch that regulates the release of AUNP-labeled reporter units for dual detection of bladder cancer-associated miRNAs on the SPR platform. Credit: National Taiwan University A study published in ACS Nano presents a novel biosensor of a new biosensor (Milna, a short non-coding RNA that regulates gene expression) for isothermally and highly sensitive detection…
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Chemistry
Fluorescent color change strategy allows for rapid detection of tertiary amines and opioids
Graphical abstract. Credit: Journal of the American Chemical Society (2025). doi:10.1021/jacs.5c00425 Researchers at Chinese Science and Technology (USTC), led by Professor Zhang Guoqing, have developed a rapid fluorochromic sensing method for detecting tertiary amines and opioids. Their research has been published in the Journal of the American Chemical Society. The detection of organic amines is essential for pharmaceutical analysis, food…
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Nanotechnology
Ultra-precision sensor technology developed for single molecule detection
(a) Schematic diagram of the SERS sensing mechanism showing molecules trapped in nanogups. (b) Schematic diagram of the migration process of nanogups with micrometer periodicity to flexible substrates. (d) distortion (scale bar: 10 µm) of sem images before and after the top view of nanogups (c). (Inset shows a close-up of a single gap from above (scale: 1 µm). Credit:…
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Physics
Quantum sensing achieves unprecedented accuracy with optical displacement detection
Credit: Pixabay/CC0 Public Domain A study led by the University of Portsmouth has achieved unprecedented accuracy in detecting small changes in light displacement at the nanoscale. This is related to characterization of birefringent materials and high accuracy measurements of rotation. Quantum sensing breakthroughs are featured in Journal Physical Review A and can revolutionize many aspects of everyday life, industry and…
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Chemistry
Defect engineered metal organic framework provides rapid detection of nerve agents
(a) EDS analysis of MOF-525-1, (b) SEM images of MOF-525-1, (c) Distribution of specific elements of MOF-525-1. Credit: Advanced Functional Materials (2025). doi:10.1002/adfm.202425082 Neurological agents are highly toxic chemical warfare agents that inhibit acetylcholinesterase (AChE) in the nervous system, causing severe symptoms such as seizures and respiratory failure. Timely detection of these agents is important for protecting human health. Current…
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Nanotechnology
Smartphones and nanotechnology allow rapid detection of neonatal yellowunds
Sensor fluorescence and colorimetric operation principles. Credit: Zhang Lanpeng The research team, led by Professor Jiang Langlong of the Institute of Physical Sciences at the Chinese Academy of Sciences, has developed an innovative dual-mode sensing platform using UpConversion nanoparticles (UCNPs). This platform integrates fluorescence and colorimetric methods and provides a highly sensitive and low detection limiting regime solution for the…
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Nanotechnology
First-of-Its-cind Nanosensor enables real-time iron detection in plants
DISTAP researchers develop sensors for rapid iron detection and monitoring in plants, enabling precise agriculture and sustainable crop management. Credit: Smart Distap Researchers have developed a near-infrared (NIR) fluorescent nanosensor that can simultaneously detect and distinguish iron forms (Fe(II) and Fe(III)) in living plants. The title “The Nanosensor for Fe(II) and Fe(III) Nanosensor for Fe(II) enables spatio-temporal sensing in Planta”…
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Nanotechnology
Contamination detection tools integrate ultra-sensitive water testing with synthetic biology and nanotechnology
Graphical abstract. Credit: ACS Nano (2025). doi: 10.1021/acsnano.4c17598 The platform, developed nearly 20 years ago, has been previously used to detect protein interactions with DNA, perform accurate COVID-19 tests, and has been reused to create highly sensitive water contamination detection tools. The technology merges two exciting areas (synthetic biology and nanotechnology) to create a new platform for chemical monitoring. Once…
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Nanotechnology
3D nanoprinting technology can convert ceramics in high-performance systems, from disease detection to space travel
Schematic diagram of 3D-AJP: Aerosol Jet 3D Nanoprinting Nanoprinting with zero reduction in complex 3D ceramic microarchitectures. Credit: Advanced Science (2025). doi:10.1002/advs.202405334 The same ingredients you drink coffee in the morning can change the way scientists detect disease, purify water, and insulate the space shuttle thanks to a whole new approach to ceramic manufacturing. 3D-AJP, published in Advanced Science, is…
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