High-resolution microscopy without a lens

(Phys.org)—Over the past several years, major advances have been made at UCLA in the field of lens-less computational imaging technology, particularly in the design of lens-free holographic microscopes, which, because of ...

Faster, smaller and more economical gallium nitride transistors

For the first time, researchers from CNRS France and ETH Zurich have succeeded in producing high-performance high-electron-mobility transistors (HEMTs) made of gallium nitride (GaN) on a silicon(110) wafer. This makes these ...

Smaller, cheaper cell phones possible

(PhysOrg.com) -- Ph.D. candidate Sataporn Pornpromlikit played a critical role in research at UC San Diego that made a big impact at a recent conference, and might provide manufacturers with the means for making cell phones ...

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