A parallel fabrication method creates scalable optical neural networks for fast, accurate machine vision while sharply ...

Energy-efficient visible-band intelligent vision processors demands both optical neural network (ONN) design and high-speed nanofabrication advances. Chinese researchers proposed a random-projection ...

Photonic integrated circuits (PICs) are compact devices that combine multiple optical components on a single chip. They have a wide range of applications in communications, ranging, sensing, computing ...

Multiphoton lithography (often called multiphoton 3D lithography) is an additive manufacturing approach for fabricating intricate micro- and nanostructures. It relies on nonlinear optical absorption, ...

Researchers have created a photonic device that provides programmable on-chip information processing without lithography, offering the speed of photonics augmented by superior accuracy and flexibility ...

Laser pushed sails—ultrathin need reflective structures that are square meters but weight a gram. If the sails and the payload each weigh a gram, such a spacecraft could accelerate to one fifth of the ...

Building an integrated circuit (IC) requires various physical and chemical processes to be performed on a semiconductor (e.g., silicon) substrate. Millions of transistors can be fabricated and wired ...

Bye-bye lens, hello metasurface. So-called metasurfaces can help to make optical systems thinner in the future, while at the same time increasing their functionality. "After 500 years of lenses and ...

M. K. Sears, J. Bekaert, B. W. Smith, "Pupil wavefront manipulation for optical nanolithography", Proc. SPIE 8326, (2012) paper M. K. Sears, G. Fenger, J. Mailfert, B ...

Lithography, based on conventional ink-printing processes, is a technique for patterning a variety of layers, such as conductors, semiconductors, or dielectrics, on a surface. Nanopatterning stretches ...