Mask-less MOVPE of arrayed n-GaN nanowires on site- and polarity-controlled AlN/Si templates
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DOI: 10.1039/c9ce01151j
Abstract: Process diagram for achieving pure Ga-polar and site-controlled growth of n-GaN nanowires on conductive n-Si-AlN templates using MOVPE. read more here.
Keywords: mask less; gan nanowires; less movpe; site ... See more keywords
Mask‐less oral and nasal audio recording and air flow estimation for speech analysis
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DOI: 10.1049/el.2018.5567
Abstract: Here is demonstrated Rivener , a mask-less oral and nasal audio recorder and air flow estimation system. This system records audio and low-frequency pseudo-sound from the nares and mouth. The system does not interfere with… read more here.
Keywords: mask less; speech; air; oral nasal ... See more keywords
Laser-Patterned Alumina Mask and Mask-Less Dry Etch of Si for Light Trapping with Photonic Crystal Structures
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DOI: 10.3390/mi14030550
Abstract: Ultra-short 230 fs laser pulses of a 515 nm wavelength were tightly focused onto 700 nm focal spots and utilised in opening ∼0.4–1 μm holes in alumina Al2O3 etch masks with a 20–50 nm thickness.… read more here.
Keywords: mask less; photonic crystal; light trapping; laser patterned ... See more keywords