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Nanomaterials Nov 9, 2023

Researchers develop cheap and efficient ethanol catalyst from laser-melted nanoparticles

Ethanol fuel cells are regarded as promising sources of green electricity. However, expensive platinum catalysts are used in their production. Research on laser melting of suspensions carried out at the Institute of Nuclear ...

Bio & Medicine Nov 8, 2023

Research team designs injectable nanoparticles that release naloxone when triggered by blue light

By rapidly reversing the effects of an opioid overdose, naloxone saves lives―if it's available at the right time. To eliminate this element of chance, researchers are exploring ways to have the medication available in the ...

Optics & Photonics Oct 30, 2023

High-performance MoS₂-based infrared photodetector induced by the photogating effect

Recently, Professor Qi Weihong of Northwestern Polytechnical University and Academician Liu Weimin of Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, found that nickel nanoparticle-modified defective molybdenum ...

Bio & Medicine Oct 26, 2023

New nanoparticles found to be effective for the treatment of rheumatoid arthritis

A team of scientists has developed a new solution for the treatment of rheumatoid arthritis (RA). The work has been published in Nature Nanotechnology.

Nanomaterials Oct 24, 2023

Examining the synergistic roles of platinum nanoparticles and sodium ions within beta zeolites

Organic N-alkyl amines are important chemical products and intermediate with wide applications in the fields of daily chemicals, pesticides, pharmaceuticals, surfactants, and life sciences. The C–N bonds formed by alkylating ...

Bio & Medicine Oct 18, 2023

Nanoparticle vaccine could curb cancer metastasis to lungs by targeting a protein

Engineers at the University of California San Diego have developed an experimental vaccine that could prevent the spread of metastatic cancers to the lungs. The key ingredients of the vaccine are nanoparticles—fashioned ...

Bio & Medicine Oct 16, 2023

Drug-delivery technique with vessel-targeted gold nanoparticles shows growing promise for brain cancer treatment

A technique developed by University of Texas at Dallas and UT Southwestern Medical Center researchers to deliver medication through the blood-brain barrier has shown promise in a preclinical study for treating glioblastoma, ...

Nanophysics Oct 13, 2023

Lanthanide-doped KMgF₃ upconversion nanoparticles for photon avalanche luminescence

Lanthanide (Ln3+)-doped photon avalanche (PA) upconversion nanoparticles (UCNPs) can be applied in super-resolution bioimaging, miniaturized lasers, single-molecule tracking and quantum optics.

Bio & Medicine Oct 6, 2023

Super-efficient laser light-induced detection of cancer cell-derived nanoparticles achieved

Can particles as minuscule as viruses be detected accurately within a mere five minutes? Osaka Metropolitan University scientists say yes, with their innovative method for ultrafast and ultrasensitive quantitative measurement ...

Bio & Medicine Sep 25, 2023

Researchers challenge long-standing theory guiding nanoparticle treatment of tumors

Researchers at the University of Toronto have developed a new theory to explain how nanoparticles enter and exit the tumors they are meant to treat, potentially rewriting an understanding of cancer nanomedicine that has guided ...

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