Results 31 to 40 of about 24,646 (253)

Comparative Performance Analysis of PV Module Positions in a Solar PV Array Under Partial Shading Conditions

open access: yesIEEE Access, 2023
The irradiation intensity is the primary catalyst for energy production in photovoltaic (PV) systems. Nevertheless, it alleviates partial shading (PS) by inhibiting power production, primarily in habitable metropolitan areas, owing to surrounding objects
Hicham Oufettoul   +5 more
doaj   +1 more source

Identifying the lights position in photometric stereo under unknown lighting

open access: yes, 2021
Reconstructing the 3D shape of an object from a set of images is a classical problem in Computer Vision. Photometric stereo is one of the possible approaches.
Concas, A.   +4 more
core  

A Scalable Random Forest-Based Scheme to Detect and Locate Partial Shading in Photovoltaic Systems

open access: yesIEEE Access
Photovoltaic (PV) systems are prone to partial shading (PS) due to the environmental factors that they function in such as vegetation, nearby structures, and clouds.
Zain Mustafa   +4 more
doaj   +1 more source

A Novel Array Configuration Technique for Improving the Power Output of the Partial Shaded Photovoltaic System

open access: yesIEEE Access, 2022
Power conversion efficiency is the most important factor to be considered in PV systems because it is affected by various environmental conditions. The effect of partial shading is the most influenced factor in the reduction of power output.
Santhan Kumar Cherukuri   +6 more
doaj   +1 more source

cDNA Cloning Demonstrates the Expression of Pregnancy-Specific Glycoprotein Genes, a Subgroup of the Carcinoembryonic Antigen Gene Family, in Fetal Liver [PDF]

open access: yes, 1989
The pregnancy-specific glycoprotein (PSG) genes constitute a subgroup of the carcinoembryonic antigen (CEA) gene family. Here we report the cloning of four cDNAs coding for different members of the PSG family from a human fetal liver cDNA library.
Thompson, John A.   +2 more
core   +1 more source

Onasemnogene Abeparvovec in Type I Spinal Muscular Atrophy: 24‐Month Follow‐Up From the Italian Registry

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Onasemnogene abeparvovec (OA) is an AAV9‐based gene therapy for spinal muscular atrophy type I (SMA I). Real‐world outcomes show increased response variability compared to clinical trials, and follow‐up data beyond 12–18 months are limited.
Marika Pane   +43 more
wiley   +1 more source

Estimation and Assessment of Partial Shading Patterns in Large PV Farms Using ANN Algorithm

open access: yesIEEE Access
The use of technology to optimize electricity from photovoltaic (PV) farms is growing. Partial shading often occurs in PV farms owing to cloud movement or dust on the PV modules.
Efendi S Wirateruna   +2 more
doaj   +1 more source

A Reduced Search Space Exploration Metaheuristic Algorithm for MPPT

open access: yesIEEE Access, 2022
The necessity for clean and sustainable energy has shifted the energy sector’s interest in renewable energy sources. Photovoltaics (PV) is the most popular renewable energy source because the sun is ubiquitous.
Imran Pervez   +2 more
doaj   +1 more source

Frequency shifts and depth dependence of premotor beta band activity during perceptual decision-making [PDF]

open access: yes, 2019
Neural activity in the premotor and motor cortices shows prominent structure in the beta frequency range (13–30 Hz). Currently, the behavioral relevance of this beta band activity (BBA) is debated. The underlying source of motor BBA and how it changes as
Bray, Iliana E.   +2 more
core   +1 more source

Triplet‐Triplet Annihilation Enhances Photochemical Curing Contrast for Vat‐Based 3D Printing

open access: yesAdvanced Functional Materials, EarlyView.
Triplet–triplet annihilation photopolymerization (TTAP) resins enhance curing contrast for digital light processing (DLP) 3D printing compared to conventional Type I and II photopolymerizations at matched optical densities. By exploiting a superlinear initiation response, TTAP preserves fine details, allowing reliable fabrication of complex structures ...
Connor J. O'Dea   +2 more
wiley   +1 more source

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