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Power quality enhancement in a grid-integrated photovoltaic system using hybrid techniques
(Multidisciplinary Digital Publishing Institute, 2021-10-28)
Article
Open AccessIn recent years, the photovoltaic (PV) system was designed to supply solar power through photovoltaic arrays. The PV generator exhibits nonlinear voltage–current characteristics and its maximum power point tracking (MPPT), ... -
Feasibility of a full chalcopyrite tandem solar cell: a quantitative numerical approach
(Wiley, 2021-07-08)
Article
Open AccessThe potential of tandem solar cells combining two chalcopyrite absorbers is evaluated using numerical modeling based on an exhaustive set of experimental parameters, offering a high degree of confidence in the numerical ... -
Dual-loop continuous control set model predictive control for a three-phase unity power factor rectifier
(Institute of Electrical and Electronics Engineers (IEEE), 2021-08-24)
Article
Restricted access - publisher's policyIn this paper, a novel cascade model predictive control for a three-phase unity power factor rectifier is presented. Unlike the traditional control techniques for rectifiers, the proposed method uses a cascade dual-model ... -
Hole Transport Layer based on atomic layer deposited V2Ox films: paving the road to semi-transparent CZTSe solar cells
(2021-09-15)
Article
Restricted access - publisher's policyThis work explores the use of very thin transparent vanadium oxide films deposited by atomic layer deposition (ALD) technique as hole transport layer for CZTSe solar cells as alternative of opaque molybdenum based contacts. ... -
Manufacturing Issues of BEOL CMOS-MEMS Devices
(Institute of Electrical and Electronics Engineers (IEEE), 2021-06-07)
Article
Open AccessIn this paper we present a comprehensive report on the issues found during the manufacturing of high-yield CMOS-MEMS sensors based on vapor-phase hydrogen fluoride (vapor- HF ) oxide etching. During the study we have ... -
Deposition and characterisation of sputtered molybdenum oxide thin films with hydrogen atmosphere
(2021-10)
Article
Open AccessSputtered films of reduced molybdenum oxide (MoOx) with a molybdenum trioxide target in different pressures and atmospheres were deposited in varying temperatures. Compositional, optic, and electric characteristics of the ... -
Alternative memristor-based interconnect topologies for fast adaptive synchronization of chaotic circuits
(2020-09)
Article
Restricted access - publisher's policyResistive switching devices (memristors) constitute an emerging device technology promising for a vari- ety of applications that are currently being studied. In this context, the use of memristors as coupling el- ements ... -
Probabilistic resistive switching device modeling based on Markov jump processes
(Institute of Electrical and Electronics Engineers (IEEE), 2020-12-02)
Article
Open AccessIn this work, a versatile mathematical framework for multi-state probabilistic modeling of Resistive Switching (RS) devices is proposed for the first time. The mathematical formulation of memristor and Markov jump processes ... -
Power-efficient noise-Induced reduction of ReRAM cell’s temporal variability effects
(2021-04)
Article
Open AccessResistive Random Access Memory (ReRAM) is apromising novel memory technology for non-volatile storing, with low-power operation and ultra-high area density. However, ReRAM memories still face issues through commerciali ... -
A distributed control for accurate active-power sharing in islanded microgrids subject to clock drifts
(2021-01-28)
Article
Open AccessInverters-based islanded microgrids are operated by local digital signal processors, driven by their own local clocks. These local clocks have drifts affecting the clock signals which are used to control the inverters in ... -
Comprehensive analysis of hexagonal sigma-delta modulations for three-phase high-frequency VSC based on wide-bandgap semiconductors
(Institute of Electrical and Electronics Engineers (IEEE), 2021-06)
Article
Open AccessThe efficiency of wide-bandgap (WBG) power converters can be greatly improved using high-frequency modulation techniques. This article proposes using single-loop and double-loop hexagonal sigma-delta (H-S¿ and DH-S¿, ... -
LED-Based Wake-Up circuit for microcontrollers
(2020-07-15)
Article
Open AccessThis article proposes, analyzes, and tests a wake-up circuit for a microcontroller (MCU) that uses a light-emitting diode (LED), operating as a photodetector, illuminated by a smartphone flashlight. The wake-up circuit ...
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