Second-order nonlinearity with silicon waveguides

nonlinear-silicon-optics

Newly published describes the generation of a second order nonlinear susceptibility in silicon by the introduction of an inhomogeneous strain.

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Preparing quantum-dot-dense liquid crystal composites

quantum-dot-dense-liquid-crystals

Researchers have demonstrated a method to prepare hybrid organic-inorganic multifunctional liquid crystal composites with high quantum dot content.

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Printing graphene for highly flexible electronics

Researchers develop a high concentration graphene ink suitable for screen printing and a screen printing method for fabricating high-resolution patterns.

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Improving supercapacitor rate performance with MXene/CNT composites

mxene-cnt-supercapacitor-electrodes

Flexible MXene/carbon composite electrodes composed of alternating layers of titanium carbide-based MXene and carbon nanotubes have been fabricated.

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Metamaterials 2014

copenhagen

A report from the Metamaterials 2014 conference, held from 25 to 30 August in Copenhagen, Denmark.

Photo-induced anomalous deformation of PNIPAM gels

photosensitive-hydrogels-featured-image

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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Controlling the oxygen content in nanometer thick oxide thin films

A MIT research group led by Prof. Harry L. Tuller has attempted to control the oxygen content of oxide thin films in situ through electrochemical methods.

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Transparent electrodes derived from copper and tungsten

copper-tungsten-transparent-electrodes

British researchers have reported a window electrode based on an ultra-thin bilayer of copper and amorphous tungsten sub-oxide.

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Data tattoos: integrating electronics onto human skin

electronics-integrated-human-skin

Unusual materials and design strategies enable NFC technology to be embedded into electronic systems that are ultrathin, soft and stretchable, like skin.

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Flexible and printable magneto-electronics

magnetic-sensors-for-flexible-electronics

A German research team have fabricated magneto-electronics that fulfill the performance and processing requirements for consumer electronics.

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