Nanooptics and Nanophotonics News

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Improved Biosensor Sensitivity with Polymer Coated Plasmonic Nanoparticles

Utilizing a functional polymer coupled with disulfide-containing anchoring groups, a one-pot technique for manufacturing polymer-coated silver nanoparticles was established.

11 Jan 2022

Customizing Graphene Derivatives for Optoelectronic Applications

A recent study published in the journal Nanomaterials demonstrates the influence of in situ photodegradation using ultraviolet (UV) illumination on the nonlinear optical response (NLO) of various graphene derivatives.

5 Jan 2022

Nanowires Could Help to Degrade Organic Pollutants with Visible Light

Core/shell Ag/SnO2 nanowires as a novel photocatalytic material for the fast breakdown of organic molecules by light waves is the subject of a recent study.

4 Jan 2022

Helium Nanodroplets Collide with Surfaces and Act Like Water Droplets

Researchers found that helium nanodroplets, upon hitting a hard surface, behave similarly to drops of water.

29 Dec 2021

Switching Nanolasers On and Off with Magnetic Field Leads to Better Photonics

A magnetic field can be used to switch nanolasers on and off, shows new research from Aalto University. The physics underlying this discovery paves the way for the development of optical signals that cannot be disturbed by external disruptions, leading to unprecedented robustness in signal processing.

24 Dec 2021

Metal Acetylacetonates are Suitable Metal Precursors to Make Cs2HfCl6 Nanocrystals

The high stability, low toxicity, and exclusive optical properties of lead-free vacancy-ordered perovskite Cs2M4+X6 (X = Cl-, Br-, or I-) nanocrystals have gained considerable attention.

20 Dec 2021

Sustainable Cellulose Nanocrystals have Amino Acid Dependent Optical Properties

Chiral nematic cellulose nanocrystal (CNC) films for enhancing the optical properties of multi-functional materials have been produced.

16 Dec 2021

Suzuki Synthesized Polymer Dot Hydrogel with Thermoreversible Fluorescence

The Suzuki linking polymerization method was used to create a sequence of conjugated polymers that exhibit red, green, and blue fluorescence.

14 Dec 2021

Tailoring Nanostructures for Photonic Devices with Nanoimprint Lithography

The development of structurally and thermally sound marking stamps based on phase-separated nanostructures (PSNs) for nanoimprint lithography (NIL) systems was recently reported.

14 Dec 2021