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Nanotechnology news
Organic polymer blend microspheres exhibit ultra-low threshold lasing with highest reported quality factor
Researchers at IMDEA Nanociencia have fabricated high quality microspheres from conjugated organic polymer blends with excellent lasing properties. The laser emission of the microspheres has the highest quality factor reported ...
Nanophysics
22 minutes ago
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Aluminum scandium nitride films: Enabling next-gen ferroelectric memory devices
Imagine a thin film, just nanometers thick, that could store gigabytes of data—enough for movies, video games, and videos. This is the exciting potential of ferroelectric materials for memory storage. These materials have ...
Nanophysics
3 hours ago
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A new use for shellfish waste: Extending the shelf life of produce
Crab shells might just have another role besides fodder for the compost bin. University of Maryland researchers have engineered a seafood-waste material that removes chemical pesticides and herbicides from produce and extends ...
Nanomaterials
5 hours ago
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Improving the design of mRNA-loaded nanocarriers for targeted therapies
Among the vastly different ways of tackling a disease, controlling the genetic expression of cells is undoubtedly one of the most powerful. Over the past few decades, scientists have come up with dozens of innovative strategies ...
Bio & Medicine
4 hours ago
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New method achieves controllable tuning, assesses instability in 2D materials for engineering applications
Two-dimensional (2D) materials have atomic-level thickness and excellent mechanical and physical properties, with broad application prospects in fields such as semiconductors, flexible devices, and composite materials.
Nanophysics
7 hours ago
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Innovative microscopy reveals amyloid architecture, may give insights into neurodegenerative disease
Amyloid-beta (A-beta) aggregates are tangles of proteins most notably associated with neurodegenerative diseases such as Alzheimer's. Despite its constant stint in the limelight, however, researchers have been unable to get ...
Bio & Medicine
Jul 19, 2024
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New nanoparticle delivery method targets sickle cell mutations in bone marrow
Current gene therapies to treat sickle cell disease are complex, time-consuming, and are sometimes linked to serious side effects like infertility or blood cancer. To address these challenges, Johns Hopkins researchers have ...
Bio & Medicine
Jul 19, 2024
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Nanoscale trilayer exhibits ultrafast charge transfer in semiconductor materials
Successfully innovating optoelectronic semiconductor devices depends a lot on moving charges and excitons—electron-hole pairs—in specified directions for the purpose of creating fuels or electricity.
Nanophysics
Jul 18, 2024
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Nano-scale materials that mimic enzymes could convert CO₂ into chemical building blocks
Montana State University researcher James Crawford recently published a collaborative paper with the National Renewable Energy Laboratory that marks a step forward in their quest for what he calls a "holy grail" of chemistry: ...
Nanomaterials
Jul 18, 2024
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New technique to diagnose cancer metastasis uses origami nanoprobes
Johns Hopkins engineers have created a new optical tool that could improve cancer imaging. Their approach, called SPECTRA, uses tiny nanoprobes that light up when they attach to aggressive cancer cells, helping clinicians ...
Bio & Medicine
Jul 18, 2024
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Unlocking the power of nanopores: New design approach scales up opportunities for single-molecule analytics
Transmembrane β-barrel pores (TMBs) are extensively used for single-molecule DNA and RNA sequencing. They enable the miniaturization of a wide array of sensing and sequencing applications into portable USB-size devices and ...
Bio & Medicine
Jul 18, 2024
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Material with molecular trapdoor holds promise for highly selective gas adsorption
An international team led by scientists at City University of Hong Kong has found a flexible metal-organic framework (MOF) with one-dimensional channels that acts as a "molecular trapdoor" to selectively adsorb gases, such ...
Nanomaterials
Jul 18, 2024
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Nanomedicine researchers develop new technology to control neural circuits using magnetic fields
Researchers at the Center for Nanomedicine within the Institute for Basic Science (IBS) and Yonsei University in South Korea have unveiled a technology that can manipulate specific regions of the brain using magnetic fields, ...
Bio & Medicine
Jul 17, 2024
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Scientists develop dual-functional, high-efficiency antimicrobial nanozyme
A research team led by Prof. Gao Lizeng from the Institute of Biophysics of the Chinese Academy of Sciences proposed a bactericidal mechanism based on nanozymes that simulate antimicrobial peptides (AMPs) and antimicrobial ...
Bio & Medicine
Jul 17, 2024
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Study shows how organic molecules impact gold nanoparticles' electrochemical properties
A new study shows how organic molecules greatly influence the redox potential of gold nanoparticles, with differences up to 71 mV. Using experiments and computer simulations, the study highlights the important role of capping ...
Nanophysics
Jul 17, 2024
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Enzyme-powered 'snot bots' help deliver drugs in sticky situations
Snot might not be the first place you'd expect nanobots to be swimming around. But this slimy secretion exists in more places than just your nose and piles of dirty tissues—it also lines and helps protect the lungs, stomach, ...
Bio & Medicine
Jul 17, 2024
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Advanced nanofibrous membranes can tackle diabetic wounds with precision
Diabetic wounds are notoriously challenging to treat, due to prolonged inflammation and a high risk of infection. Traditional treatments generally offer only passive protection and fail to dynamically interact with the wound ...
Bio & Medicine
Jul 17, 2024
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Engineered nanovesicles from activated neutrophils show promise in treating infected wounds
Infectious wounds represent a critical challenge in health care, especially for diabetic patients grappling with ineffective antibiotics and escalating drug resistance. Conventional therapies often inadequately address deep ...
Bio & Medicine
Jul 17, 2024
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Strategy enhances breakdown strength and polarization in dielectric nanocomposites
Electrostatic capacitors are a key component in high-power pulse equipment, power transmission and transformation engineering, new energy vehicles, and 5G communication. Their capability for ultrafast charging-discharging ...
Nanomaterials
Jul 17, 2024
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Researchers achieve unprecedented nanostructuring inside silicon
Silicon, the cornerstone of modern electronics, photovoltaics, and photonics, has traditionally been limited to surface-level nanofabrication due to the challenges posed by existing lithographic techniques. Available methods ...
Nanophysics
Jul 16, 2024
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