optics express
World’s first microlaser emitting in 3-D
WASHINGTON, Dec. 8 — Versatile electronic gadgets should employ a number of important criteria: small in size, quick in operation, inexpensive to fabricate, and deliver high precision output. A new microlaser, developed at the Joef Stefan Instit…
Optics Express focus issue on chalcogenide photonics: Fabrication, devices and applications
WASHINGTON, Dec. 6 — Recent progress in chalcogenide glass photonics has been driven by scientific and technological challenges in a variety of areas. These range from increased demand for bandwidth in optical communications, to the emergence of bi…
A tracking device that fits on the head of a pin
Optical gyroscopes, also known as rotation sensors, are widely used as a navigational tool in vehicles from ships to airplanes, measuring the rotation rates of a vehicle on three axes to evaluate its exact position and orientation. Prof. Koby Scheue…
Energy Express focus issue: Thin-film photovoltaic materials and devices
WASHINGTON, September 13 — Developing renewable energy sources has never been more important, and solar photovoltaic (PV) technologies show great potential in this field. They convert direct sunlight into electricity with little impact on the envi…