Hyperbranched polymers help nanoparticles migrate to the surface of composite materials to improve their antimicrobial properties.
Technology
Growing graphene better for future electronics
Researchers in China have developed a method for synthesizing large graphene grains, for application in advanced electronics.
Doped graphite powder: room-temperature superconductors at last?
German scientists have found evidence for granular room-temperature superconductivity in water-treated graphite powder.
LED Light Source for Microscopes
Compact LED light source “ilumLED” with four integrated LED chips for, e.g., microscopes.
New milestone set in laser design
Quantum design strategy pushes high-power vertical external-cavity surface-emitting lasers (VECSELs) beyond the 100 W milestone.
Single-Crystal, Organic Nanowire High-Performance Phototransistors
The photoelectronic characteristics of high-performance phototransistors based on single-crystalline n-hannel organic nanowires are studied.
More signal less noise: inproved nonlinear optical imaging
A superior signal to noise ratio for heterodyne detected nonlinear optical imaging can be attained by a newly developed tuned amplifier system in a lock-in free manner, as demonstrated through stimulated Raman scattering imaging of live cells and tissues.
Detection of Explosives: An All-in-Fiber Chemical Sensor for Peroxide Vapors
Scientists report a new method for remote tracing of vapors escaping from the liquid-peroxide explosives used in terror bombing incidents.
Click coupled graphene: fabricating nanocomposites
Click coupled graphene sheets allow a high grafting ratio and extended applications.
Researchers Create ‘Nanoflowers’ for Energy Storage, Solar Cells
Researchers create flower-like structures out of the semiconductor germanium sulfide that have extremely thin petals with an enormous surface area.
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