Search results for red fluorescent dye

General Physics Feb 28, 2022

Experimental evidence for long-distance electrodynamic intermolecular forces

While classical and quantum electrodynamics present the existence of dipole-dipole long-range electrodynamics forces, they remain to be experimentally observed. The discovery of completely new and unanticipated forces that ...

Bio & Medicine Feb 2, 2022

Simple, inexpensive, fast and accurate nanosensors pinpoint infectious diseases

In recent years, deadly infectious diseases, including Ebola and COVID-19, have emerged to cause widespread human devastation. Although researchers have developed a range of sophisticated methods to detect such infections, ...

Biochemistry Oct 27, 2021

Smartphone sensing platform provides early warning for lung cancer and ketosis/diabetes

A latest platform, developed by Prof. Jiang Changlong's research team from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, has realized visual detection analysis for lung cancer and ketosis/diabetes ...

Optics & Photonics Oct 26, 2021

Making short-wave infrared light visible with a single component

Infrared (IR) light is invisible to humans. However, some animals, such as rattlesnakes or bloodsucking bats, can perceive IR radiation and use it to find food. But even for humans, the ability to see in the short-wave IR ...

Materials Science Aug 25, 2021

Turning pollen into 3D printing ink for biomedical applications

Scientists at Nanyang Technological University, Singapore (NTU Singapore) have found a way to use sunflower pollen to develop a 3D printing ink material that could be used to fabricate parts useful for tissue engineering, ...

Materials Science Aug 9, 2021

Switched on IR-active organic pigments

In photosynthesis and organic photovoltaics, pigment molecules convert light into electrical charge. A team of chemists have now produced an unusual organic pigment, which is "switched on" by an electrical charge to become ...

Cell & Microbiology Aug 6, 2021

Newly developed, bioinspired cell delivery vehicles

Nanocontainers can transport substances into cells where they can then take effect. This is the method used in, for example, the mRNA vaccines currently being employed against COVID-19 as well as certain cancer drugs. In ...

Bio & Medicine Jun 21, 2021

Lanthanide nanoparticles enable continuous-wave NIR STED microscopy

National University of Singapore researchers have developed a new generation of near infra-red (NIR)-emitting nanoprobes for super-resolution imaging in deep tissues. These nanoprobes are based on lanthanide-doped nanomaterials ...

Biochemistry Apr 13, 2021

A new fluorescent probe that can distinguish B cells from T cells

Human blood contains several different components, including plasma, red blood cells (RBCs), white blood cells (WBCs), and platelets. Among these, WBCs are divided into numerous subcategories each with unique functions and ...

Polymers Apr 7, 2021

Chain length determines molecular color, allowing color-tuning for medical imaging

Around the world, a huge amount of research and development work is currently being done on carbon-containing, or organic, molecules that emit colored light after appropriate excitation. This research field is driven by the ...

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