Results 121 to 130 of about 4,738 (255)

“We Have to Find What We're Doing Right to Move Forward”: Enacting Secondary Level Writing Reform in a Sea of Change

open access: yesJournal of Adolescent &Adult Literacy, Volume 70, Issue 1, July/August 2026.
ABSTRACT Despite calls for writing reform over the past two decades, few of the recommendations from this work have made their way into high school classrooms in the United States where concerns about the paucity and quality of writing instruction remain.
Mellinee Lesley
wiley   +1 more source

Neutral point clamped transformerless grid connected inverter having voltage buck-boost capability for solar photovoltaic systems

open access: yes, 2016
This study proposes a neutral point clamped grid-connected transformerless inverter for solar photovoltaic (PV) systems. This inverter has the capability to function in buck-boost mode.
CHATTERJEE, K   +3 more
core   +1 more source

Brain Drain and Productivity Growth: Evidence From South Africa, 1947–2019

open access: yesEconomics of Transition and Institutional Change, Volume 34, Issue 3, Page 605-631, July 2026.
ABSTRACT This paper provides empirical evidence of how high‐level human capital outflow could affect TFP‐based economic development and vice versa. The concern of potential endogeneity between brain drain and economic development is addressed directly.
Johannes Fedderke, Xiaodi Dong
wiley   +1 more source

Co‐Design at the Boundary: Understanding the Dynamics of Open Innovation Between Companies and Communities

open access: yesJournal of Product Innovation Management, Volume 43, Issue 4, Page 641-664, July 2026.
ABSTRACT For over two decades, firms have built platforms and engaged open innovation communities to improve and customize their products through widened participation in the design process. While the benefits of involving those outside a firm as co‐designers have been well described, how co‐design processes unfold over time at the boundary between ...
Eric Reynolds Brubaker   +3 more
wiley   +1 more source

Shocks to Income in a Lifecycle Model: An Undervalued Risk

open access: yesFINANCIAL PLANNING REVIEW, Volume 9, Issue 2, June 2026.
ABSTRACT Lifecycle models are increasingly popular in financial planning, but many planning‐oriented implementations simplify the significant risk posed by income shocks—such as career disruptions, economic downturns, or technological advancements—that can affect financial plans, including retirement.
Sebastian Gomez‐Cardona
wiley   +1 more source

Open-Circuit Fault-Tolerant Method for Half-Bridge Switches of Three-Level Quasi-Switched Boost T-Type Inverter to Improve Voltage Gain

open access: yesIEEE Access
The three-level quasi-switched boost T-type inverter (3L-qSBT2I) can feature buck-boost operating and shoot-through (ST) immunity with high voltage gain and low component voltage rating.
Duc-Tri Do   +2 more
doaj   +1 more source

Disturbance‐Resilient Voltage/Power‐Quality Management for Islanded Inverters Using Self‐Tuning Type‐3 Fuzzy Controller

open access: yesEnergy Science &Engineering, Volume 14, Issue 6, Page 2816-2838, June 2026.
An adaptive fuzzy controller using an interval type‐3 fuzzy logic system replaces the SMC switching term to mitigate chattering while preserving global stability for islanded inverters. Simulations show lower THD, greater robustness to disturbances and parameter variations, and improved voltage‐tracking accuracy, with applicability to other uncertain ...
Man‐Wen Tian   +7 more
wiley   +1 more source

Real‐Time Data‐Driven Fault Diagnosis of Photovoltaic Arrays Using an Edge‐Server Machine‐Learning Framework

open access: yesEnergy Science &Engineering, Volume 14, Issue 6, Page 2961-2982, June 2026.
A real‐time, data‐driven framework detects and classifies photovoltaic array faults using edge sensing and server‐side machine learning. Ensemble tree models achieve near‐perfect accuracy with low latency, enabling practical, low‐cost deployment for reliable PV monitoring and intelligent maintenance.
Premkumar Manoharan   +4 more
wiley   +1 more source

Field-Oriented Control of a Mathematically Modelled PMa-SynRM for Two-Wheeler EV Application

open access: yesWorld Electric Vehicle Journal
This study details the modelling and simulation analyses performed on a mathematically modelled permanent magnet-assisted synchronous reluctance motor (PMa-SynRM) driven by a field-oriented controlled (FOC) voltage source inverter (VSI) coupled with a ...
Athulya Jyothi V   +2 more
doaj   +1 more source

A Single-Phase Common-Ground Buck – Boost Inverter

open access: yesJournal of Technical Education Science
This paper presents a new single-phase inverter topology capable of eliminating common-mode voltage (CMV) called the Single-Phase Common Ground Boost/Buck-Boost Inverter (1P-CG-BBI), which aims to overcome the limitations of traditional common ground systems.
Kien Truc Doan   +5 more
openaire   +1 more source

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