Science

Spin current on topological insulator detected electrically at room temperature

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This image shows the schematics of the spin current on a topological insulator surface, with the spin direction (S) perpendicular to the...

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Portable device can quickly determine the extent of an eye injury

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The new sensor can detect differences in vitamin C concentration in fluids that leak from the eye. Higher concentrations indicate a more...

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Stretchy hydrogel 'Band-Aid' senses, lights up, delivers medicine: Water-based 'Band-Aid' senses temperature, lights up, and delivers medicine to the skin

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A new stretchy hydrogel can be embedded with various electronics. Here, a sheet of hydrogel is bonded to a matrix of polymer islands (red)...

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New approaches for hybrid solar cells: Nanostructured germanium for portable photovoltaics and battery electrodes

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Filled with suitable organic polymers the highly porous germanium nanofilm becomes a hybrid solar cell. Because the germanium nanostructure...

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Seeing viruses in a new light: New method for observing viruses may shed light on how to stop them

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Optical fiber with a nano-scale channel

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Cost-Effective Method Measures Industrial Water, Wastewater Pollutants Quickly, Accurately

The application of the sensor decreases the cost to detect toxic materials, including arsenic in test samples. In addition, the sensor analyzes the characteristics of chemicals faster than the conventional methods.

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Guided ultrasound plus nanoparticle chemotherapy cures tumors in mice

MRgFUS combines an ultrasound beam that heats and destroys tissue with a magnetic resonance imaging to guide the beam and monitor the effects of treatment. The effectiveness of the treatment can be limited by the need to spare normal tissue or...

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Tiny Amounts of Lysozyme Measurable by Using Nanobiosensors

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