Results 31 to 40 of about 1,616 (184)

Hybrid Fuzzy–DDPG Approach for Efficient MPPT in Partially Shaded Photovoltaic Panels

open access: yesApplied Sciences
Partial shading conditions reduce the efficiency of photovoltaic (PV) systems by introducing multiple local maxima in the power–voltage curve, complicating Maximum Power Point Tracking (MPPT).
Diana Ortiz-Munoz   +4 more
doaj   +1 more source

Estrés financiero en el sector manufacturero de Ecuador

open access: yesRevista Finanzas y Política Económica, 2020
El presente artículo clasifica a las empresas manufactureras del Ecuador en empresas con estrés financiero (ECE) y sin estrés financiero (ESE). Para tal efecto, se clarifica el significado de estrés financiero y el criterio bajo el cual una empresa sería
Freddy Benjamin Naula-Sigua   +3 more
doaj   +1 more source

Indentation Curves in Viscoplastic Alloys: Mathematical Model, Fitting Procedures, and Application to the Room-Temperature Creep of an Al-Sn Alloy

open access: yesAdvances in Materials Science and Engineering, 2016
Hardness is an important design parameter but, in rate-dependent materials, its value depends on the indentation speed and dwell time during measurement.
V. H. Jacobo, A. Ortiz, R. Schouwenaars
doaj   +1 more source

Compatibilization of Thermoplastic Starch and Poly (Butylene Succinate‐Co‐Adipate) Blends Using a Dual‐Coupling Strategy

open access: yesPolymer Engineering &Science, EarlyView.
Development of TPSA‐PBSA bio‐based polymer blends using a dual‐coupling strategy based on tartaric acid (TA) and dicumyl peroxide (DCP), followed by structural, thermal, rheological, and mechanical characterization toward sustainable flexible packaging applications. ABSTRACT This study analyzed the effect of employing coupling agents in the development
Manuela Vargas‐Rojas   +2 more
wiley   +1 more source

Comportamiento logístico de las empresas de manufactura en Querétaro, México

open access: yesEconomía, Sociedad y Territorio, 2007
Esta investigación examina la relación entre tipo de procesos productivos y prácticas logísticas en un área mexicana de reciente industrialización: el corredor industrial San Juan del Río en el estado de Querétaro.
OVIDIO GONZÁLEZ-GÓMEZ   +1 more
doaj   +1 more source

“The Future Is Ancestral”: The Environmental Cuir Utopias of Gabriela Cabezón Cámara

open access: yesFuture Humanities, Volume 4, Issue 1, May 2026.
ABSTRACT Argentinian author Gabriela Cabezón Cámara identifies as a “socio‐environmentalist and writer” and has been actively involved in the feminist movement #NiUnaMenos since 2015, alongside her growing engagement with environmental activism. She advocates for Indigenous land rights, water accessibility, and challenges offshore petroleum extraction ...
Victoria Jara
wiley   +1 more source

Aerodynamic Wing Design for an Unmanned Aerial Vehicle for Agricultural Applications

open access: yesDrones
This study presents the aerodynamic design of the wing system for a fixed-wing vertical take-off and landing (VTOL) unmanned aerial vehicle (UAV), developed to enhance energy efficiency and operational performance in agricultural applications. The design
Gibran Antonio Yáñez Juárez   +3 more
doaj   +1 more source

Overcoming Immunotolerance in Chronic Hepatitis B: Efficacy of Granulocyte‐Macrophage Colony‐Stimulating Factor–Based Immunotherapy in Achieving Hepatitis B Surface Antigen Seroclearance

open access: yesMedComm, Volume 7, Issue 4, April 2026.
Chronic hepatitis B patient (CHB) presents a challenge due to immune tolerance toward HBV surface antigen (HBsAg). This study aimed to achieve a functional cure by disrupting HBV tolerance through immunotherapy. CHB received standard NA therapy, or NA combined with IFN‐α, while a third group received the THRIL‐GM‐Vac regimen.
Shuang Geng   +16 more
wiley   +1 more source

Goodbye connections, hello Bagehot: democratization, lender of last resort independence and bank failures in Spain in 1931

open access: yesThe Economic History Review, Volume 79, Issue 1, Page 89-132, February 2026.
Abstract Did democratization reduce the likelihood of politically connected bank bailouts in the past? What role did private central banks play as independent lenders of last resort? To answer these questions, this article provides new detailed archival evidence on the causes of bank failures in Spain in July 1931.
Enrique Jorge‐Sotelo
wiley   +1 more source

Recommendation and Classification Systems: A Systematic Mapping Study

open access: yesScientific Programming, Volume 2019, Issue 1, 2019., 2019
Today, recommendation algorithms are widely used by companies in multiple sectors with the aim of increasing their profits or offering a more specialized service to their customers. Moreover, there are countless applications in which classification algorithms are used, seeking to find patterns that are difficult for people to detect or whose detection ...
J. G. Enríquez   +5 more
wiley   +1 more source

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