Quantum Efficiency
Quantum Efficiency news and technical articles from Solid State Technology Magazine. Search Quantum Efficiency latest and archived news and articles
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Beyond sapphire: LED substrates from GaN to ZnO, SiC, and Si
… efficiency is defined as the multiplication of internal quantum efficiency and external light extraction efficiency. Typical ..... smaller the lattice mismatch, the higher internal quantum efficiency can be. Table. LED-use ingot material properties …
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An eye on quality
… quickly with less illumination, and with higher accuracy than current camera technology. It has significantly higher quantum efficiency than silicon CCD cameras, and much higher sensitivity and lower dark current than InGaAs focal plane arrays. Not …
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Backside-illuminated image sensors: Optimizing manufacturing for a sensitivity payoff
… performance. Capturing more photons (improving the quantum efficiency , QE), capturing them in the correct pixels (reducing ..... front of the chip. Without special measures, the quantum efficiency (QE) will be less than 50% over a limited spectrum …
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Imec ITF: Reduce LEDs costs 10x, says Philips Lumileds
… achieved by both performance and cost improvements. More in detail, this will be achieved by increasing the internal quantum efficiency (IQE) at high drive current, by improving the Phosphor conversion and by increasing the wafer size with yield …
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IEDM Preview: CMOS imager works from light to night
… integrated a low-noise, high quantum - efficiency germanium (Ge) photodiode into ..... Source: NoblePeak) Pixel quantum efficiency (QE) is defined as the electrons ..... applications. Figure 2. Pixel quantum efficiency and dark current. Wafer probe …
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A c-Si solar cell technology with selective emitters
… human eye, are UV blind. The quantum efficiency drops at a wavelength of under ..... the invisible UV range, the quantum efficiency lies at ~0.67. This means ..... light better and the degree of quantum efficiency lies at 0.86, which means …
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Simulation of multi-junction solar cells for performance optimization
… matching of the sub-cells, losses affecting external quantum efficiency , temperature-dependent effects, etc. And when ..... match to the measured current-voltage and external quantum efficiency (EQE) versus wavelength characteristics, attesting …
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FDSOI-to-TSV-IEDM-preview-CEA-Leti research
… III-V self-aligned source/drain IBM, Macronix identify phase-change memory failure mode Record photodiode quantum efficiency from Taiwan lab How strain can protect devices from ESD SEMATECH tipping III-V MOSFET, FinFET, and resistive …
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Wafer level packaging of image sensors
… configuration yields superior performance in terms of quantum efficiency and reduced optical cross-talk, together with ..... ability is a function of the pixel area. Boosting the quantum efficiency from 25% to 70% permits the pixel size to be reduced …
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Andor optimizes NIR CCD for photovoltaic inspection
… photovoltaic cells. The 1024 × 1024 back-illuminated deep depletion sensor array of the PV Inspector offers >90% Quantum Efficiency (QE) beyond 800nm and incorporates Fringe Suppression Technology to minimize fringing effects in the NIR. Industry …
