Researchers at EPFL have discovered that by shining different wavelengths (colors) of light on a material called magnetite, they can change its state, e.g., making it more or less conducive to electricity. The discovery could ...
Condensed Matter
Jun 21, 2024
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779
Molecules immersed in liquid helium can probe superfluidity since their electronic, vibrational and rotational dynamics can provide valuable cues about the superfluid at the nanoscale. In a new report in Science Advances, ...
A new straightforward method enables monitoring the response of nuclear proteins to DNA damage in time and space. The approach is based on nonlinear photoperturbation.
Biochemistry
Aug 9, 2013
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0
The strong terahertz (THz) waves generated by femtosecond laser pulse induced gas plasma have drawn extensive attention owing to the ultra-wide spectral bandwidth, the high electric field strength, and no material damage ...
Optics & Photonics
Sep 9, 2022
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44
The construction of the first laser in 1960 ushered in commercial applications with light that have become an integral part of our everyday lives. At the same time, this development opened up the scientific field of laser ...
Optics & Photonics
Mar 28, 2023
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83
Electrons move extremely rapidly inside atoms and molecules (the order of magnitude is the attosecond, i.e. 10-18 of a second). One way to observe these phenomena is to use isolated ultrashort pulses of light, which are successfully ...
Optics & Photonics
Nov 30, 2012
1
0
University of Florida chemists have pioneered a method to tease out promising molecular structures for capturing energy, a step that could speed the development of more efficient, cheaper solar cells.
Materials Science
Oct 8, 2009
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0
Researchers have succeeded in using the immensely powerful X-ray pulses from the free electron laser (XFEL) facility SACLA to investigate excited-state induced transient lattice dynamics on sub-picosecond time scales in phase-change ...
Nanophysics
Feb 22, 2016
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26
A theoretical study of the UV light induced reaction of the RNA-nucleobase uracil, carried out by LMU researchers, suggests that carefully shaped laser pulses can be used to trap the crucial intermediate state for detailed ...
Optics & Photonics
Mar 15, 2017
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15
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 ...
Bio & Medicine
Jun 21, 2021
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14
