In a proof-of-concept study, authors in Italy have demonstrated electric field-controlled switching between stable states in a porous material containing nematic liquid crystals.
Optics
From carrots to flat-screen TVs: 125 years of liquid crystals
A topical issue of Angewandte Chemie and a GDCh Colloquium in Darmstadt, Germany.
Topical Issue "Optoacoustic Imaging and Spectroscopy for Biomedical Diagnosis"
Bio-optical methods have been an essential tool for biological observation and clinical diagnosis, and optoacoustic (photoacoustic) imaging is now emerging.
New optical sensor can detect individual nanoscale objects
Special polydimethylsiloxane-coated deformed microcavity acts as an optical “whispering gallery”.
Raman spectroscopy pixel by pixel
Raman spectroscopy provides molecular specificity through spectrally-resolved measurement of the inelastic scattering under monochromatic excitation.
Welcome our new Advanced Materials Editorial Advisory Board member Prof. Cefe López
Cefe López talks about his passion for optics and solid state physics, photonic crystals, and future developments in materials science.
Laser pulses reveal DNA repair mechanisms
A new straightforward method, based on nonlinear photoperturbation, enables monitoring the response of nuclear proteins to DNA damage in time and space.
Nanotube carpets can detect broadband polarized light
Rice, Sandia team uses carbon nanotubes for polarized-light detection.
Potential telecoms application for graphene investigated
Use of material in telecommunications could dramatically accelerate internet speeds by up to a hundred times, according to new research.
A better chalcopyrite for optical oscillation
Use of a defect chalcopyrite might become practical at pump levels sufficiently lower than the optical damage threshold.
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