Browsing CSEM Archive by Title
Now showing items 645-664 of 981
-
Optical enhancement of a printed organic tandem solar cell using diffractive nanostructures
(2018)Solution processable organic tandem solar cells offer a promising approach to achieve cost-effective, lightweight and flexible photovoltaics. In order to further enhance the efficiency of optimized organic tandem cells, ... -
Optical monitoring of breathing disorders and sleep phases at the wrist
(2019-10)Sleep quality is a valuable indicator of human health since various pathologies can disturb the normal sleep pattern. Today, the gold-standard measurement for sleep analysis is polysomnography. It provides a full picture ... -
Optical security features and filters using plasmonic nanostructures
(2017)Plasmonics involves the interaction of light with metallic structures at the nanoscale, which enables in particular the generation of strong reflection and absorption effects in the visible and near infrared range. The ... -
Optical wrist-worn device for sleep monitoring
(2018)This paper presents and clinically validates a new method to accurately classify sleep phases within a wrist-worn device (e.g., smartwatch, ?tnessband). The method combines inertial and optical sensors to compute the ... -
Optically pumped long external cavity InGaN/GaN surface-emitting laser with injection seeding from a planar microcavity
(2012-10-01)Optically pumped InGaN/GaN quantum well vertical-external-cavity surface-emitting laser emitting at 420?nm has been realized. Lasing at external cavity lengths of up to 50?mm is demonstrated, making integration of practical ... -
Optics and Photonics
(2021)Integrated photonics, freeform micro-optics, diffractive optical elements, AI vision systems, high-performance laser sources, instrumentation, and processing tools. -
Optimised Heat Pump Management for Increasing Photovoltaic Penetration into the Electricity Grid
(2019)Advanced control of heat pumps with thermal storage and photovoltaics has recently been promoted as a promising solution to help decarbonise the residential sector. Heat pumps and thermal storage offer a valuable flexibilisation ... -
Optimization of thin-film highly-compliant elastomer sensors for contractility measurement of muscle cells
(2016)Test assays capable of providing quantitative characterization of the contraction of cardiac and smooth muscle cells are of great need for drug development and screening. Several methodologies have been proposed for achieving ... -
Optimization of tunnel junction IBC solar cells based on a series resistance model
(2019)This work presents the upscaling of the tunnel IBC technology on large area, Czochralski (Cz) n-type wafers. At the junction level, a self-aligned PECVD masking technology has been developed for the deposition of hydrogenated ... -
Optimizing the Consumption of Spiking Neural Networks with Activity Regularization
(2022-05)Reducing energy consumption is a critical point for neural network models running on edge devices. In this regard, reducing the number of multiply-accumulate (MAC) operations of Deep Neural Networks (DNNs) running on edge ... -
Organic–inorganic halide perovskite/crystalline silicon four-terminal tandem solar cells
(2014)Tandem solar cells constructed from a crystalline silicon (c-Si) bottom cell and a low-cost top cell offer a promising way to ensure long-term price reductions of photovoltaic modules. We present a four-terminal tandem ... -
Organs-on-a-chip engineering
(2020)