News tagged with photostability
Stable Thanks to Dynamics - DNA Component Resists UV Radiation
(PhysOrg.com) -- Complex computer simulations have, for the first time, allowed scientists to examine in detail the processes that help to ensure the stability of DNA when exposed to UV light. The findings, ...
Feb 23, 2009 |
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Search results for photostability
Physicists uncover new data on adenine, a crucial building block of life
Early Earth's atmosphere provided little shielding for ultraviolet light from space, so many prebiotic molecules, bombarded by it and light of other wavelengths, had a hard time surviving at all. But some molecules became ...
Aug 18, 2011 |
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Breaking Kasha's rule: Scientists find unique luminescence in tetrapod nanocrystals
Observation of a scientific rule being broken can sometimes lead to new knowledge and important applications. Such would seem to be the case when scientists with the U.S. Department of Energy (DOE)'s Lawrence ...
Jul 01, 2011 |
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World’s first 3D plasmon ruler: Taking the 3-D measure of macromolecules
(PhysOrg.com) -- The world's first three-dimensional plasmon rulers, capable of measuring nanometer-scale spatial changes in macrmolecular systems, have been developed by researchers with the U.S. Department ...
Jun 16, 2011 |
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How do DNA components resist to damaging UV exposure?
The genetic material of DNA contains shielding mechanisms to protect itself from the exposure to the UV light emitted by the sun. This is of crucial importance, since without photostability – i.e. without ...
Nov 30, 2010 |
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Nanodiamonds could be used in disease diagnosis
(PhysOrg.com) -- Scientists in Taiwan have developed fluorescent nanodiamonds that may in the future be used in the diagnosis and treatment of human disease.
Nanotechnology / Bio & Medicine
Sep 09, 2010 |
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Researchers turn up brightness on fluorescent probes
Researchers from Carnegie Mellon University's Molecular Biosensor and Imaging Center (MBIC) are turning up the brightness on a group of fluorescent probes called fluoromodules that are used to monitor biological ...
Nanotechnology / Bio & Medicine
Aug 09, 2010 |
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Written in Red: Red-Emitting Dyes for Optical Microscopy and Nanoscopy
(PhysOrg.com) -- Far-field optical nanoscopy methods, especially STED (stimulated emission depletion), pose very strict and, at times, contradictory requirements on the utilized fluorescent markers. Photostable ...
Jul 07, 2010 |
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F is for Fluoresence and Fluorine: New dyes for optical nanoscopy
(PhysOrg.com) -- The imaging of living cells at the molecular level was barely a dream twenty years ago. Today, however, this dream is close to becoming reality.
Nanotechnology / Nanomaterials
Mar 26, 2010 |
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Carnegie Mellon scientists create rainbow of fluorescent probes
Scientists at Carnegie Mellon University's Department of Chemistry and Molecular Biosensor and Imaging Center (MBIC) are advancing the state-of-the-art in live cell fluorescent imaging by developing a new class of fluorescent ...
Chemistry / Analytical Chemistry
Mar 25, 2010 |
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Trading carats for nanometers - and defective diamonds for crystal clear microscopy
(PhysOrg.com) -- Large, perfect diamonds are precious to almost all of us but to some scientists, it is the defects that really matter. This is because defects can form nanoscopic color centers, which play ...
Mar 02, 2009 |
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List of search results for photostability
