Applied Physics Letters

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Extending VCSEL wavelength coverage to the mid-infrared

WASHINGTON, D.C., February 14, 2017 — Vertical-cavity surface-emitting lasers (VCSELs) are small, semiconductor-based lasers that emit optical beams from their top surface, and one of their main […]

A New Sensitive and Stable Self-Powered Photodetector

WASHINGTON D.C., February 9, 2017 — Researchers in Singapore and China have collaborated to develop a self-powered photodetector that can be used in a wide range of […]

Material Can Turn Sunlight, Heat and Movement Into Electricity — All at Once

WASHINGTON, D.C., February 7, 2017 — Many forms of energy surround you: sunlight, the heat in your room and even your own movements. All that energy — […]

Portable Superconductivity Systems for Small Motors

WASHINGTON, D.C., February, 7, 2017 — Superconductivity, where electrical currents course unhindered through a material, is one of modern physics’ most intriguing scientific discoveries. It has many […]

Spider Silk Demonstrates Spider Man-Like Abilities

WASHINGTON, D.C., January, 31, 2017 — Our muscles are amazing structures. With the trigger of a thought, muscle filaments slide past each other and bundles of contracting […]

How to 3-D Print Your Own Sonic Tractor Beam

WASHINGTON, D.C., January 3, 2017 — Last year Asier Marzo, then a doctoral student at the Public University of Navarre, helped develop the first single-sided acoustic tractor […]

Improving the Resolution of Lithography

WASHINGTON, D.C., December 6, 2016 – Flow-lithography is a lithographic method for continuously generating polymer microstructures for various applications such as bioassays, drug-delivery, cell carriers, tissue engineering […]

Understanding the Way Liquid Spreads Through Paper

WASHINGTON, D.C., November 29, 2016 – Molecules move randomly, colliding with each other in continual motion. You can even smell this process at times; it’s how perfume […]

Creating New Physical Properties in Materials

WASHINGTON D.C., November 29, 2016 – A collaborative effort between research groups at the Technical University of Freiberg and the University of Siegen in Germany demonstrates that […]