Results 101 to 110 of about 55,635 (309)

Study of recycled concrete aggregate quality and its relationship with recycled concrete compressive strength using database analysis

open access: yesMateriales de Construccion, 2016
This work studies the physical and mechanical properties of recycled concrete aggregate (recycled aggregate from concrete waste) and their influence in structural recycled concrete compressive strength.
I. González-Taboada   +3 more
doaj   +1 more source

Navigating the ESG Paradox: Strategic Pathways Between Innovation and Washing Under Stakeholder Scrutiny

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT As firms increasingly incorporate environmental, social, and governance (ESG) concerns into their strategic agendas, stakeholder legitimacy—an audience‐conferred judgment of organizational appropriateness—has become pivotal. We theorize legitimacy as expanding a hybrid response portfolio in which firms may pursue substantive change (business ...
Min‐Jae Lee   +3 more
wiley   +1 more source

Durability of Concrete with Recycled Aggregate

open access: yesNordic Concrete Research
A demand for a more sustainable use of resources entails that recycled aggregate material need to be used in advanced applications, as in concrete. Even if regulations and standards permit the use of recycled aggregate in concrete, the amount used for ...
Helsing Elisabeth   +2 more
doaj   +1 more source

Punching shear behavior of recycled aggregate reinforced concrete slabs

open access: yesAlexandria Engineering Journal, 2018
Preservation of environment and natural resources has recently attracted researchers to study the use of recycled aggregates from demolished concrete in new concrete structures.
Zaki I. Mahmoud   +2 more
doaj   +1 more source

Green Innovation and Firm Efficiency: The Role of Institutional Quality in Italian High‐Tech Manufacturing Sectors

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The aim of this research is to verify whether institutional quality affects the relationship between green innovation and firm efficiency within the high‐tech manufacturing sectors. To estimate jointly the parameters of a stochastic frontier and the coefficients of a model explaining technical inefficiency, we employed the one‐step estimation ...
Mariarosaria Agostino   +2 more
wiley   +1 more source

Structural Performance of Recycled Aggregate Concrete Confined by Spiral Reinforcement

open access: yesJournal of Asian Architecture and Building Engineering, 2018
This paper estimates the structural behavior of recycled aggregate concrete confined by spiral reinforcement. The main test parameters are designed to be the type of aggregates, replacement ratio of recycled aggregates, steel ratio and yield strength of ...
Sang-Woo Kim   +4 more
doaj   +1 more source

A study on the mix design and fundamental properties of pre-cast concrete artifacts prepared with coarse and fine recycled aggregates [PDF]

open access: yes, 2010
This paper analyzes the use of Construction and Demolition Waste as aggregate in precast concrete artifacts production incorporating coarse and fine fractions.
Cervantes Villamuelas, Miguel   +2 more
core  

The characterization of recycled concrete aggregate as filter in removal of phosphorus [PDF]

open access: yes, 2020
Phosphorus (P) is one of the key nutrients that lead to eutrophication problem in surface water. However, the existing conventional wastewater treatment system to remove phosphorus is expensive and require a complex process. Therefore, a system using low
Abd Roni, Norwardatun   +3 more
core  

Circular Economy Pathways for Airport Climate Change Mitigation

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Airport operators face growing climate‐change pressures; the circular economy offers pathways to reduce impacts and recover resources. We examine how airport operators apply the circular economy in practice. We use an exploratory qualitative multicase design based on practitioner‐generated documents (e.g., press releases and sustainability ...
Michele Oppioli   +3 more
wiley   +1 more source

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