Results 81 to 90 of about 5,052 (277)

Silver Ion‐Mediated [hk1]‐Oriented Sb2Se3 Crystal Growth for Efficient Photoelectrochemical Hydrogen Evolution

open access: yesAdvanced Functional Materials, EarlyView.
Ag+‐mediated hydrothermal crystal engineering promotes preferential [hk1]‐oriented growth of Sb2Se3 via an ultrathin MoOx interlayer, improving crystallinity and suppressing non‐radiative recombination. The optimized Ag+ treatment photocathode delivers 24.7 mA cm−2 at 0 VRHE and improved stability, revealing an ion‐modulated route to high‐performance ...
Ziying Zhang   +10 more
wiley   +1 more source

Hydrothermal generation scheduling package: A genetic based approach [PDF]

open access: yesIEE Proceedings - Generation, Transmission and Distribution, 1998
Novel solution algorithms and results based on a genetic algorithm for solving the hydrothermal generation scheduling (HTGS) problem are presented. This is a nonlinear, combinational optimisation problem which aims to minimise the total fuel costs of a power system while satisfying various local and coupling constraints.
Chang, H.-C., Chen, P.-H.
openaire   +1 more source

Short-term scheduling model for a wind-hydro-thermal electricity system [PDF]

open access: yes, 2012
This study addresses the problem of the self-scheduling of an electricity system mainly based on hydro, fossil fuel thermal and wind power plants. A binary mixed integer non-linear optimization model is described and applied to short-term electricity ...
Ferreira, Paula Varandas   +2 more
core  

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov   +3 more
wiley   +1 more source

Market Power Assessment and Mitigation in Hydrothermal Systems [PDF]

open access: yes
The objective of this work is to investigate market power issues in bid- based hydrothermal scheduling. Initially, market power is simulated with a single stage Nash-Cournot equilibrium model.
Luiz Barroso   +2 more
core  

Metodología de apoyo para la programación a corto plazo de la operación de unidades de generación tipo Francis en rangos extendidos [PDF]

open access: yes, 2015
La generación hidroeléctrica goza de una gran aceptación a nivel mundial debido a sus ventajas: es limpia, renovable, flexible, controlable y madura -- En Colombia, representa aproximadamente el 75% de las fuentes de energía -- A partir de los años ...
Castro Peralta, Adriana Milena
core  

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

open access: yesAdvanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian   +8 more
wiley   +1 more source

Bone Healing Around Implants in Normal and Medically Compromised Conditions: Osteoporosis and Diabetes

open access: yesAdvanced Healthcare Materials, EarlyView.
xx xx. ABSTRACT Osseointegration of orthopedic and dental implants is influenced by local and systemic factors, including their physicochemical surface properties and the patient's overall health status. Titanium and its alloys have been a longstanding standard for bone implants due to their innate biocompatibility and mechanical properties.
Dainelys Guadarrama Bello   +2 more
wiley   +1 more source

Determination of an Ultimate Pit Limit Utilising Fractal Modelling to Optimise NPV [PDF]

open access: yes, 2015
The speed and complexity of globalisation and reduction of natural resources on the one hand, and interests of large multinational corporations on the other, necessitates proper management of mineral resources and consumption.
Yasrebi, Amir Bijan
core  

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