Researchers have demonstrated free-space laser excitation of whispering gallery modes in vertically suspended oil droplets, recording Q-factors of over 105.
Optics
Lanthanide nanoprobes for biomedical applications
Lanthanide(III) complexes have steadily found increasing use in both biosensing and bioimaging due to their advantageous emission properties.
Advanced Optical Materials – November Issue Covers
Check out the articles highlighted on the covers of the latest issue of Advanced Optical Materials.
Measuring skin rejuvenation with two-photon microscopy
In vivo and non-invasive: Collagen remodeling after micro-ablative fractional laser resurfacing can be monitored by two-photon microscopy.
A synergetic pairing: epifluorescent microscopy and electrophoretic microarrays
Detection of nanoparticles and DNA biomarkers at clinically relevant low levels can be achieved by combining epifluorescent microscopy with dielectrophoretic microarrays.
Organic semiconductors for visible light communications
Star-shaped organic semiconductors based on boron dipyromethene cores could be alternative color conversion materials for VLC.
Second-order nonlinearity with silicon waveguides
Newly published describes the generation of a second order nonlinear susceptibility in silicon by the introduction of an inhomogeneous strain.
Preparing quantum-dot-dense liquid crystal composites
Researchers have demonstrated a method to prepare hybrid organic-inorganic multifunctional liquid crystal composites with high quantum dot content.
Metamaterials 2014
A report from the Metamaterials 2014 conference, held from 25 to 30 August in Copenhagen, Denmark.
Photo-induced anomalous deformation of PNIPAM gels
PNIPA gels are hybridized with uniaxially aligned inorganic liquid crystalline nanosheet and adsorbed with a dye deform anisotropically by photo-irradiation.
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