By Pira International Ltd
ISBN-10: 1847358470
ISBN-13: 9781847358479
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Extra resources for Advances in Photonics for Information and Communication
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Researchers are working on chalcogenide glasses where a lowpower light pulse can be used to change the material’s refractive properties. Photonic band gap structures can be used as optical switches to control light transmission. Plastic optical fibres (POFs) are more robust than glass and offer bandwidths of gigabits per second. They combine the easy installation of copper wire with the good transmission properties of glass fibre. POFs can be bent into awkward spaces and run through harsh environments.
It is a refinement of CVD that helps in the fabrication of small, complex and composite parts. The energy from the laser produces localised heating on the substrate and causes the reactions to occur. LCVD can be used to create patterned deposits without the use of lithography. Direct writing deposits a pattern of thin lines on the substrate by moving the substrate perpendicular to the axis of the laser beam. These two-dimensional patterns can be formed on previous deposits to create a layered three-dimensional part.
It fabricates precision optical components and crystals for end users or OEMs from prototype to production quantities. It makes laser crystals, windows, mirrors, beam splitters, photonic burst switches, filters, colour glasses and polarisers. com Corning Inc. supplies glass substrates used in active matrix LCDs. It has expertise in materials, photonics and optics for telecommunications, biotechnology, aerospace, defence and instrumentation. com Crosslight Software Inc. offers software for simulating optoelectronic devices such as lasers, LEDs, photodetectors, amplifiers, modulators, solar cells, quantum wells, quantum wires, quantum dots and transistors.