Nanolight sources based on resonant excitons of plasmons near a sharp metallic nanostructure have attracted great interest in optical nanoimaging. However, the resonant phenomenon only works for one type of wavelength that ...
Over the course of the last half century, BPA has gone from miracle to menace. Its popularity soared after the 1950s, when scientists discovered that it could be used to make polycarbonate plastic—a hard, durable, and transparent ...
Nanomaterials
Jul 21, 2015
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54
An award-winning Vanderbilt University researcher used plasmonics to develop a new kind of nanotweezers that can rapidly trap and detect molecules, viruses and DNA – a device transformative for medicine that also has color ...
Nanophysics
Jun 26, 2018
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113
Silk inks containing enzymes, antibiotics, antibodies, nanoparticles and growth factors could turn inkjet printing into a new, more effective tool for therapeutics, regenerative medicine and biosensing, according to new research ...
Engineering
Jun 17, 2015
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39
Molecular chirality refers to the geometrical property of molecules with broken mirror symmetry. Characterizing molecular chirality and understanding their roles in physiochemical situations has been important in broad research ...
Nanophysics
Dec 22, 2022
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37
A nanoscale gold butterfly provides a more precise route for growing/synthesizing nanosized semiconductors that can be used in nano-lasers and other applications.
Nanophysics
Feb 6, 2020
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34
In the quest to image exceedingly small structures and phenomena with higher precision, scientists have been pushing the limits of optical microscope resolution, but these advances often come with increased complication and ...
Nanophysics
Nov 6, 2020
0
127
A sensor that relies on reflected light to analyze biomedical and chemical samples now has greater sensitivity, thanks to a carpet of gold nanoparticles. Xia Yu of the A*STAR Singapore Institute of Manufacturing Technology, ...
Nanophysics
Jun 5, 2013
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0
Manipulating nanoscale light in scanning tunneling microscope junctions is attained by nanofabrication of gold tips using a focused ion beam technique. Researchers at Fritz-Haber Institute, Berlin, Germany, demonstrated that ...
Nanomaterials
Jun 6, 2019
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7
Tip-enhanced Raman spectroscopy resolved "resonance" Raman scattering with 1-nm resolution in ultrathin zinc oxide films epitaxially grown on a single-crystal silver surface. Tip-enhanced "resonance" Raman scattering can ...
Nanomaterials
Sep 4, 2019
0
9
