Fluorescence imaging can be conducted with long Stokes shift dyes that minimize crosstalk between the excitation source and fluorescent emission to improve the signal-to-background ratio. Regardless, researchers still form ...
Before the huge potential of tiny nanocarriers for highly targeted drug delivery and environmental clean-up can be realized, scientists first need to be able to see them.
Nanophysics
May 25, 2021
0
204
Current state-of-the-art techniques have clear limitations when it comes to imaging the smallest nanoparticles, making it difficult for researchers to study viruses and other structures at the molecular level.
Nanophysics
Nov 16, 2020
0
326
Multicolor single-mode polarized microlasers containing an output range from visible light to the near-infrared have significant applications in photonic integration and multimodal chemical sensing or imaging applications. ...
New research provides the first direct evidence for the Gulf Stream blender effect, identifying a new mechanism of mixing water across the swift-moving current. The results have important implications for weather, climate ...
Earth Sciences
Jul 6, 2020
0
3829
Tufts University engineers have developed a novel fabrication method to create dyed threads that change color when they detect a variety of gases. The researchers demonstrated that the threads can be read visually, or even ...
Materials Science
Apr 4, 2019
1
397
An international team of scientists has demonstrated a breakthrough in the design and function of nanoparticles that could make solar panels more efficient by converting light usually missed by solar cells into usable energy.
Optics & Photonics
Apr 23, 2018
1
653
They can be tight, flared, ripped at the knee. Jeans come in all styles and colours these days, but one hue will always be synonymous with the world's favourite garment: indigo blue.
Materials Science
Jan 8, 2018
2
168
The green sulfur bacterium makes its home in the chilly waters of the Black Sea. To eke out its lonely existence, this life form scavenges energy from the feeble sunlight available to it at a depth of over 250 feet.
Materials Science
Nov 13, 2017
0
133
A highly sensitive chemical sensor based on Raman spectroscopy and using nitrogen-doped graphene as a substrate was developed by an international team of researchers working at Penn State. In this case, doping refers to introducing ...
Nanomaterials
Jul 22, 2016
2
1385
