Nanooptics and Nanophotonics News

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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

Advances in Resonant SEIRA Technologies Using Nanoantenna and Metamaterials

A new finding in infrared (IR) spectroscopy using nanotechnology is described in the journal Nanophotonics.

12 Dec 2021

Synthesizing Chiral Plasmonic Nanocrystals With Circularly Polarized Light

Research on the potential of generating chiral plasmonic nanocrystals from several kinds of rigorously nonchiral seeds utilizing polarized radiation as the chirality-inducing method has been published.

12 Dec 2021

Graphene Nanoribbon Edge Defects Unveil Potential to Manipulate Optical Properties for Nano-Imaging

Researchers can control how the edge-defect affects the electrical and optical characteristics of armchair graphene nanoribbons.

30 Nov 2021

New Nano-Sized Camera can Produce Crisp, High-Quality Images

Micro-sized cameras have great potential to spot problems in the human body and enable sensing for super-small robots, but past approaches captured fuzzy, distorted images with limited fields of view.

30 Nov 2021