Results 31 to 40 of about 9,803,493 (256)

A Database for the Extraction, Trade, and Use of Sand and Gravel

open access: yesResources, 2022
Increasing demand for sand and gravel globally is leading to social, environmental, and political issues that are becoming more widely recognised. Lack of data and poor accessibility of the few available data contribute to exacerbating these issues and ...
John D. Morley   +3 more
doaj   +1 more source

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo   +9 more
wiley   +1 more source

Environmental Performance of Emerging Photovoltaic Technologies: Assessment of the Status Quo and Future Prospects Based on a Meta-Analysis of Life-Cycle Assessment Studies

open access: yesEnergies, 2019
Emerging photovoltaic technologies are expected to have lower environmental impacts during their life cycle due to their extremely thin-film technology and resulting material savings.
Steffi Weyand   +2 more
doaj   +1 more source

Analysis of Information Flow for Job-Shop Production System [PDF]

open access: yesEngineering and Technology Journal, 2015
Controlling the flow of (information /materials) inside job-shop involves several decisions such as the acceptance or rejection orders, the orders due date definition, releasing and dispatching of job.
Zainab Taha Jabur, Lamyaa M.Dawood
doaj   +1 more source

Material flows and GHG emissions from housing stock evolution in US counties, 2020–60

open access: yesBuildings & Cities, 2021
The evolution of housing stocks determines demand for construction materials and energy, and associated emissions of greenhouse gasses (GHGs). The contribution of construction to building life-cycle emissions is growing as buildings become more energy ...
Peter Berrill, Edgar G. Hertwich
doaj   +1 more source

Central Nervous System Tumors Among Infants in Canada: A Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) tumors in infants are rare, pose unique clinical challenges, and lack large‐scale evidence‐based data to guide management. This study seeks to describe CNS tumors in Canadian infants and to compare their outcomes with those of older children.
Samuel Sassine   +17 more
wiley   +1 more source

Recovering Rare-Earth Magnets from Wind Turbines—A Potential Analysis for Germany

open access: yesEnergies
Wind power forms the major contributor to Germany’s goal of transforming the energy sector and becoming climate-neutral until 2045. The increasing installation of wind turbines comes with an increasing demand for rare-earth elements, especially neodymium,
Anton Jäger   +2 more
doaj   +1 more source

The Impact of the COVID‐19 Pandemic on Childhood Cancer Survival: A Population‐Based Assessment of Survival Patterns Between 2015 and 2023 in Germany

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Numerous international studies have reported declines in new cancer diagnoses, delayed diagnoses and disruptions in cancer treatment following the implementation of COVID‐19 pandemic public health measures, raising concerns that these effects may ultimately contribute to increased cancer mortality.
Friederike Erdmann   +8 more
wiley   +1 more source

Technical throughput of material flow systems required to achieve design flow – determined by simulation with aniteration algorithm

open access: yes, 2008
This article deals with complex material flow systems and series connections of conveyor and op-erating elements. These can be characterised by a specific availability.
Grösel, Bruno   +3 more
core   +1 more source

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