Results 41 to 50 of about 467,696 (171)

The Spanish Electricity Industry: Plus ca Change [PDF]

open access: yes, 2004
Working paper públicado por el Instituto de Economía Industrial. serie nº 317,IDEI Working papersIn this paper we describe the Spanish electricity industry and its current regulatory regime. Special emphasis is given to the description and discussion of
Crampes, Claude, Fabra, Natalia
core   +1 more source

Effect of a Spray Containing Occlusive Agents, Humectants and Physiological Lipids on Skin Hydration of Healthy Dogs When Applied After Bathing With a Chlorhexidine 2%/Miconazole 2% Shampoo

open access: yesVeterinary Dermatology, Volume 37, Issue 1, Page 140-147, February 2026.
Background: Normal hydration of the canine epidermis is imperative for cutaneous homeostasis. Xerosis may be encountered in canine atopic dermatitis and may be aggravated by topical antiseptics. Hypothesis and Objectives: To evaluate the hydrating properties and the safety of a spray (Sensiderm spray; MP Labo) when applied after shampooing healthy dogs
Adamantia Pseftogka   +3 more
wiley   +1 more source

Diseño de línea 34,5 kV para respaldo de energía de los servicios auxiliares de la S/E La Arenosa 765 kV

open access: yesRevista Ingeniería UC, 2021
El propósito de este artículo es presentar el estudio de reconstrucción de la línea 34,5 kV, originalmente diseñada para el respaldo de energía de los servicios auxiliares de la S/E La Arenosa 765 kV, una vez que quedó fuera de servicio por una falla ...
Santiago Abreu   +5 more
doaj   +1 more source

Estimating Soil Electrical Parameters in the Canadian High Arctic From Impedance Measurements of the MIST Antenna Above the Surface

open access: yesGeophysical Research Letters, Volume 53, Issue 2, 28 January 2026.
Abstract The MIST experiment aims to detect the cosmological 21‐cm signal through sky observations at 25–125 MHz using a wide‐beam antenna. The antenna is mounted above the soil and the beam characteristics are highly dependent on the soil's electrical properties.
I. Hendricksen   +15 more
wiley   +1 more source

Forecasting from one day to one week ahead for the Spanish system operator [PDF]

open access: yes, 2007
This paper discusses the building process and models used by Red Eléctrica de España (REE), the Spanish system operator, in short-term electricity load forecasting. REE's forecasting system consists of one daily model and 24 hourly models with a common
Cancelo, José Ramón   +2 more
core   +8 more sources

Risks of Time and Chronology as an Underpinning Infrastructure for Critical Systems: Emerging Chronorisks and Chronosecurity Needs

open access: yesJournal of Critical Infrastructure Policy, Volume 7, Issue 1, Spring/Summer 2026.
ABSTRACT Time and chronology form the invisible architecture upon which modern civilization depends, governing synchronization across markets, power grids, communication networks, transportation, and defense. Yet, this shared temporal framework, engineered through atomic clocks, satellites, and digital synchronization, faces growing vulnerabilities ...
Bilal M. Ayyub
wiley   +1 more source

Fuzzy Regression VS. Ordinary Least Squares Regression: Case Study

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2011
The objective of this paper is to disseminate the technique of fuzzy regression and to give a practical example of its use. To this end, classical regression is compared to several fuzzy regression models on a problem concerning the consumer confidence ...
Sergio Gerardo De los Cobos Silva   +2 more
doaj   +1 more source

VLSI implementation of an energy-aware wake-up detector for an acoustic surveillance sensor network [PDF]

open access: yes, 2006
We present a low-power VLSI wake-up detector for a sensor network that uses acoustic signals to localize ground-base vehicles. The detection criterion is the degree of low-frequency periodicity in the acoustic signal, and the periodicity is computed from
Andreou, Andreas   +5 more
core   +1 more source

InSAR Ground Deformation and Pumping Energy Consumption Reveal Urban Water Security

open access: yesWater Resources Research, Volume 62, Issue 1, January 2026.
Abstract Water resource assessments are critical for ensuring water security (WS), particularly in rapidly urbanizing regions with increasing water demand and limited water monitoring capabilities. Earth observations and indirect indicators of surface and groundwater changes are valuable tools for developing such assessments.
Martín Marañón   +7 more
wiley   +1 more source

Seguridad eléctrica eficiente mediante UPS en sistemas hospitalarios

open access: yesPrisma Tecnológico, 2016
La confiabilidad y eficiencia del sistema eléctrico que alimenta a un hospital son características imprescindibles, ya que se utilizan equipos altamente sensibles y con un grado de precisión elevado, por lo que este punto juega un papel vital en este ...
Adda Ureña Solís
doaj  

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