Search results for signal gain

Bio & Medicine 14 hours ago

Engineering a new color palette for single-molecule imaging

Researchers often study biomolecules such as proteins or amino acids by chemically attaching a "fluorophore," a sensitive molecule that absorbs and re-emits energy from light.

Condensed Matter 22 hours ago

Scientists raise minimum magnetic field of a single measurement to sub-femtotesla level

A research team has, for the first time, realized the quantum amplification of an extremely weak magnetic field by using dark spin, with the magnetic field magnification exceeding a factor of 5,000 and the single magnetic ...

Optics & Photonics May 13, 2024

Optical power evolution in fiber-optic networks: New framework for better modeling and control

With the emergence of internet services such as AI-generated content and virtual reality, the demand for global capacity has surged, significantly intensifying pressures on fiber-optic communication systems. To address this ...

Astrobiology May 11, 2024

AI may be to blame for our failure to make contact with alien civilizations

Artificial intelligence (AI) has progressed at an astounding pace over the last few years. Some scientists are now looking towards the development of artificial superintelligence (ASI)—a form of AI that would not only surpass ...

Optics & Photonics May 10, 2024

Parity-time symmetry: Unlocking faster and stronger optical signal processing

In the era of big data, signal processing faces significant challenges in terms of capacity and energy consumption due to the torrent of data to process. With over 90% of data transmitted through light, optical signal processing ...

Cell & Microbiology May 9, 2024

Research presents 2D dipole orientation method for mapping cells

Due to the high transparency of cells, it is very difficult to observe the organelles within them. Biologists can label specific organelles for observation through fluorescence staining. This is somewhat analogous to being ...

Biochemistry May 8, 2024

Shaping up how red blood cell deformability is assessed—researchers develop new approach

Red blood cells (RBCs) transport oxygen throughout the body and are able to pass through a complex of narrow capillaries due to their ability to deform. "The deformability of RBCs is an important indicator of their health ...

Plants & Animals May 7, 2024

Study demonstrate improved root growth in radio-cesium contaminated soil

Researchers at the RIKEN Center for Sustainable Resource Science (CSRS) have identified a way for plants to gain resistance to cesium, a radioactive toxin that can be found in contaminated soil. After manipulating a specific ...

Astronomy May 6, 2024

Astronomers observe elusive stellar light surrounding ancient quasars

MIT astronomers have observed the elusive starlight surrounding some of the earliest quasars in the universe. The distant signals, which trace back more than 13 billion years to the universe's infancy, are revealing clues ...

Molecular & Computational biology May 5, 2024

First steps toward a whole-body map of molecular responses to exercise

Research definitively confirms that muscle-moving, calorie-burning activity slows the advance of disease, improves cognitive function, boosts the immune system, and reduces rates of mortality from all causes.

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