Results 51 to 60 of about 1,763,962 (233)

X-ray study of bow shocks in runaway stars [PDF]

open access: yes, 2017
Massive runaway stars produce bow shocks through the interaction of their winds with the interstellar medium, with the prospect for particle acceleration by the shocks. These objects are consequently candidates for non-thermal emission.
Benaglia, Paula   +4 more
core   +4 more sources

Social Sustainability in Circular Bioeconomy Business Models: Insights From Argentina

open access: yesSustainable Development, EarlyView.
ABSTRACT Research on circular bioeconomy business models (CBEBM) has largely prioritised environmental and economic aspects, leaving out the social pillar. To address this gap, this paper analyses to what extent and in what ways social sustainability is integrated into CBEBM, based on 12 cases from northern Argentina, a region with high potential for ...
Celina N. Amato   +2 more
wiley   +1 more source

Heterogeneous Porous Media Simulation [PDF]

open access: yes, 2018
Intracranial aneurysms are vascular disorders in which weakness in the wall of a cerebral artery or vein causes a localized dilation of the blood vessel.
Boroni, Gustavo Adolfo   +3 more
core  

Self-existing objects and auto-generated information in chronology-violating space-times : a philosophical discussion [PDF]

open access: yes, 2001
Consistency demands an harmony between local and global affairs that excludes grandfather-like paradoxes. However, self-existing objects trapped in CTCs are not seemingly avoided by the standard interpretation of this principle, usually constrained to a ...
Romero, Gustavo Esteban   +1 more
core   +3 more sources

Assessing the Performance of European Union Regions in the “People” and “Prosperity” Pillars of the SDGs

open access: yesSustainable Development, EarlyView.
ABSTRACT This paper addresses the gap in subnational assessments of Sustainable Development Goals (SDGs) by benchmarking the performance of European Union NUTS‐2 regions in the People and Prosperity pillars of the 2030 Agenda for Sustainable Development.
Pablo Arocena   +2 more
wiley   +1 more source

Laura Demaría, Buenos Aires y las provincias. Relatos para desarmar

open access: yesEstudios de Teoría Literaria, 2015
Reseña del libro de Laura Demaría, Buenos Aires y las provincias. Relatos para desarmar, Rosario, Beatriz Viterbo, 2014, 544 pp.
Ailín María Mangas
doaj  

Effect of impurities and sintering temperature on properties of MgO-CaZrO3 ceramic [PDF]

open access: yes, 2013
CaZrO3 -MgO ceramics are useful as refractories in kilns for the cement production. One method of manufacture of such ceramics is by sintering from m-ZrO2 and dolomite MgCa(CO3 )2 mixtures. In this work electrofused m-ZrO2 grains (fraction
Aglietti, Esteban Fausto   +2 more
core   +2 more sources

Fair Markets and Resilient Supply Chains: Designing Sustainable Intermediation for Rural Communities

open access: yesSustainable Development, EarlyView.
ABSTRACT Agriculture in Ecuador's communes faces significant economic, social, and environmental challenges, intensified by supply chains dominated by traditional intermediaries. The lack of context‐specific sustainability studies further increases the vulnerability of smallholders.
Jacqueline del Rocío Bacilio Bejeguen   +3 more
wiley   +1 more source

Sustainable Tourism and Projectification: Evidence from South‐Eastern Italy

open access: yesThe Political Quarterly, EarlyView.
Abstract This article examines how public policy can be used to promote local tourism and steer it towards sustainability. It uses the municipality of Lecce—a medium‐sized city in south‐eastern Italy—and the broader Salento region as a critical case study, drawing on descriptive statistics, administrative data on local policy projects promoting culture
Lorenzo Mascioli
wiley   +1 more source

Cuadro del café que se cultiva en la provincia de Alajuela 1878

open access: yesRevista de Historia, 2007
Se sabe que a lo largo del siglo XIX, las autoridades municipales y los agentes fiscales provinciales se empeñaron en inventariar algunas facetas de la sociedad costarricense.
Carlos Naranjo Gutiérrez
doaj  

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