Results 51 to 60 of about 703,045 (309)

Nonsingular black holes in nonlinear gravity coupled to Euler-Heisenberg electrodynamics [PDF]

open access: yes, 2020
We study static, spherically symmetric black holes supported by Euler-Heisenberg theory of electrodynamics and coupled to two different modified theories of gravity. Such theories are the quadratic $f(R)$ model and Eddington-inspired Born-Infeld gravity,
Guerrero, Merce, Rubiera-Garcia, Diego
core   +3 more sources

Leveraging Generative Artificial Intelligence to Enhance Carbon Performance in Supply Chains Through Green Product Innovation and End‐of‐Life Product Management: AI‐Driven Carbon Performance

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study illustrates how organizations reconcile their information processing capabilities with uncertainty within the supply chain (SC) through generative artificial intelligence (GAI) to achieve carbon performance (CP). A quantitative research methodology is applied, and 155 responses from manufacturing firms are analyzed through ...
Syed Muhammad Shariq   +3 more
wiley   +1 more source

Obtención de consorcios bacterianos celulolíticos ruminales y su simulación in vitro de manipulación de la microbiota ruminal

open access: yesAgronomía Mesoamericana
Introducción. El aislamiento y manipulación de consorcios bacterianos celulolíticos ruminales (CBC) mejoran la degradación de fibra en condiciones in vitro. Objetivo.
Paulino Sánchez-Santillán   +3 more
doaj   +1 more source

IN MEMORIAM “Martín Guerrero, siempre campo abierto [PDF]

open access: yes, 2014
Homenaje a la persona y al trabajo de D. Martín Guerrero Rodríguez, participante y colaborador de la revista "Campo Abierto". Destacando toda su labor en dicha revista durante 16 años.Tribute to the person and work of D.
Consejo de Redacción (Campo Abierto)
core   +1 more source

Pteris Nipponica (pteridaceae), un nuevo registro para la flora exótica de Buenos Aires, Argentina [PDF]

open access: yes, 2017
Fil: Guerrero, Elián Leandro. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo.
Guerrero, Elián Leandro
core   +4 more sources

When the Remedy Is Worse Than the Illness: Carbon Performance and Growth Opportunities Under the EU ETS

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This paper examines how the European Union Emissions Trading System allowance prices reshape the link between corporate environmental performance (CEP) and firms' growth expectations, measured by Tobin's Q. Using a panel of 1370 listed firms across 15 European countries from 2005 to 2024 and high‐dimensional fixed‐effects models, we first ...
Adrián Ferreras
wiley   +1 more source

Cascos hallados en necrópolis celtibéricas conservados en el Museo Arqueológico Nacional de Madrid

open access: yesGladius, 2003
En este trabajo revisaremos los cascos que se conservan en el Museo Arqueológico Nacional, de Madrid, procedentes de las necrópolis celtibéricas de Aguilar de Anguita, en Guadalajara y Alpanseque y Almaluez en Soria; excavadas las dos primeras por D ...
Magdalena Barril Vicente
doaj   +1 more source

Technological Turbulence, Circular Economy Practices, and Digitalization as Determinants of Innovative Culture in High‐Growth Firms

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT In a business environment characterized by technological turbulence and an increasing societal demand for greater sustainability, companies seeking to enhance their growth are compelled to foster organizational cultures that promote continuous innovation.
José Bocoya‐Maline   +2 more
wiley   +1 more source

Unpublished works and other notes about Manuel Aguilar Guerrero, a silversmith of neoclassicism Cordoba [PDF]

open access: yes, 2010
En este artículo vamos a presentar diversas obras inéditas del platero cordobés Manuel Aguilar Guerrero, maestro indiscutible de la orfebrería neoclásica cordobesa.
Rodríguez Miranda, María del Amor
core  

Geometry of subduction and depth of the seismogenic zone in the Guerrero gap, Mexico [PDF]

open access: yes, 1990
L'étude sismique de la zone côtière de Guerrero (Mexique) permet d'interpréter la géométrie de la subduction dans cette ...
David, C.   +3 more
core   +1 more source

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