Engineers invent method to control light propagation in waveguides

A team of Columbia Engineering researchers, led by Applied Physics Assistant Professor Nanfang Yu, has invented a method to control light propagating in confined pathways, or waveguides, with high efficiency by using nano-antennas. ...

New 3-D transistors promising future chips, lighter laptops

(PhysOrg.com) -- Researchers from Purdue and Harvard universities have created a new type of transistor made from a material that could replace silicon and have a 3-D structure instead of conventional flat computer chips.

First molybdenite microchip

(PhysOrg.com) -- Molybdenite, a new and very promising material, can surpass the physical limits of silicon. EPFL scientists have proven this by making the first molybdenite microchip, with smaller and more energy efficient ...

Graphene circuit ready for wireless

(Phys.org) —IBM researchers have built the world's most advanced fully functional integrated circuit made of wafer-scale graphene – a novel semiconductor material that has the potential to improve today's wireless devices ...

New, Unusual Semiconductor is a Switch-Hitter

(PhysOrg.com) -- A research group in Germany has discovered a semiconducting material that can switch its semiconducting properties -- turning from one type of semiconductor to another -- via a simple change in temperature. ...

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