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View article: Improving energy efficiency and Indoor Environmental Quality in the School of Mathematics at the Sapienza University campus in Rome
Improving energy efficiency and Indoor Environmental Quality in the School of Mathematics at the Sapienza University campus in Rome Open
SDG 7 “affordable and clean energy” aims at expanding infrastructure and upgrading technology to provide clean and more efficient energy in all countries, encouraging socio-economic growth and helping the environment. Its implementation th…
View article: Effect of Particle Size of a Powder upon the Properties and Microstructure of Boron-modified Fe-Ni-Mo-Cu Sinters
Effect of Particle Size of a Powder upon the Properties and Microstructure of Boron-modified Fe-Ni-Mo-Cu Sinters Open
The article discusses the effect of different particle fractions of prealloyed iron powder on the microstructure, density and hardness of sintered material. Each particle fraction (apart from 160–200 µm, which is a trace fraction) was modi…
View article: Hydrological Web Services for Operational Flood Risk Monitoring and Forecasting at Local Scale in Niger
Hydrological Web Services for Operational Flood Risk Monitoring and Forecasting at Local Scale in Niger Open
Emerging hydrological services provide stakeholders and political authorities with useful and reliable information to support the decision-making process and develop flood risk management strategies. Most of these services adopt the paradi…
View article: Development and Characterization of New Functionally Graded Aluminium Alloys
Development and Characterization of New Functionally Graded Aluminium Alloys Open
Nowadays, aluminium alloys are adopted mainly to produce engineering and automotive components. The present investigation aims to design, cast and characterize novel functionally graded materials (FGMs) produced using Al-Mg and Al-Si alloy…
View article: Setting-up an hydrometeorological early warning service in Niger: lessons learnt on the co-development approach 
Setting-up an hydrometeorological early warning service in Niger: lessons learnt on the co-development approach  Open
<p>During the last 20 years, floods have become a major hazard in West Africa, particularly in the Sahelian belt, affecting livelihoods, infrastructure and production systems, and hence heavily impacting on sustainable development. T…
View article: Recent Changes in Hydroclimatic Patterns over Medium Niger River Basins at the Origin of the 2020 Flood in Niamey (Niger)
Recent Changes in Hydroclimatic Patterns over Medium Niger River Basins at the Origin of the 2020 Flood in Niamey (Niger) Open
Niamey, the capital of Niger, is particularly prone to floods, since it is on the banks of the Niger River, which in its middle basin has two flood peaks: one in summer (the red flood) and one in winter (the black flood). In 2020, the Nige…
View article: Comparison of Multiple Maximum and Minimum Temperature Datasets at Local Level: The Case Study of North Horr Sub-County, Kenya
Comparison of Multiple Maximum and Minimum Temperature Datasets at Local Level: The Case Study of North Horr Sub-County, Kenya Open
Climate analyses at a local scale are an essential tool in the field of sustainable development. The evolution of reanalysis datasets and their greater reliability contribute to overcoming the scarcity of observed data in the southern area…
View article: Vegetation and Glacier Trends in the Area of the Maritime Alps Natural Park (Italy): MaxEnt Application to Predict Habitat Development
Vegetation and Glacier Trends in the Area of the Maritime Alps Natural Park (Italy): MaxEnt Application to Predict Habitat Development Open
Climate change is significantly affecting ecosystem services and leading to strong impacts on the extent and distribution of glaciers and vegetation. In this context, species distribution models represent a suitable instrument for studying…
View article: Effect of Alloying Elements on the Sr Modification of Al-Si Cast Alloys
Effect of Alloying Elements on the Sr Modification of Al-Si Cast Alloys Open
Strontium-based modifier alloys are commonly adopted to modify the eutectic silicon in aluminum-silicon casting alloys by changing the silicon shape from an acicular to a spherical form. Usually, the modifier alloy necessary to properly ch…
View article: Flood Vulnerability Analysis in Urban Context: A Socioeconomic Sub-Indicators Overview
Flood Vulnerability Analysis in Urban Context: A Socioeconomic Sub-Indicators Overview Open
Despite indicators-based assessment models for flood vulnerability being a well-established methodology, a specific set of indicators that are universally or widely accepted has not been recognized yet. This work aims to review previous st…
View article: Downscaling Regional Hydrological Forecast for Operational Use in Local Early Warning: HYPE Models in the Sirba River
Downscaling Regional Hydrological Forecast for Operational Use in Local Early Warning: HYPE Models in the Sirba River Open
In the last decades since the dramatic increase in flood frequency and magnitude, floods have become a crucial problem in West Africa. National and international authorities concentrate efforts on developing early warning systems (EWS) to …
View article: Rainwater Harvesting Techniques to Face Water Scarcity in African Drylands: Hydrological Efficiency Assessment
Rainwater Harvesting Techniques to Face Water Scarcity in African Drylands: Hydrological Efficiency Assessment Open
The sub-Saharan climate is experiencing a marked increase in temperature and intensification of precipitation intensity and variability. Besides, longer dry spells are compromising the reliability of local agricultural practices. The prese…
View article: A Vulnerability Assessment in Scant Data Context: The Case of North Horr Sub-County
A Vulnerability Assessment in Scant Data Context: The Case of North Horr Sub-County Open
In Kenyan rural areas belonging to the Arid and Semi-Arid Lands (ASALs), water quantity and water quality are major issues for the local population. In North Horr Sub-County water quality is threatened by nitrate contamination due to fecal…
View article: Effects of Casting-Additives on the Microstructure Evolution of Hypoeutectic Aluminium-Silicon Alloys
Effects of Casting-Additives on the Microstructure Evolution of Hypoeutectic Aluminium-Silicon Alloys Open
Since the industries are called to produce environmentally friendly products, the research is moving toward new improved materials. In this panorama, aluminium alloys find applications for a large range of products. In the automotive, as w…
View article: Community and Impact Based Early Warning System for Flood Risk Preparedness: The Experience of the Sirba River in Niger
Community and Impact Based Early Warning System for Flood Risk Preparedness: The Experience of the Sirba River in Niger Open
Floods have recently become a major hazard in West Africa (WA) in terms of both their magnitude and frequency. They affect livelihoods, infrastructure and production systems, hence impacting on Sustainable Development (SD). Early Warning S…
View article: Hydrological Model Application in the Sirba River: Early Warning System and GloFAS Improvements
Hydrological Model Application in the Sirba River: Early Warning System and GloFAS Improvements Open
In the last decades, the Sahelian area was hit by an increase of flood events, both in frequency and in magnitude. In order to prevent damages, an early warning system (EWS) has been planned for the Sirba River, the major tributary of the …
View article: Atlas cartographique des zones inondables de la Rivière Sirba
Atlas cartographique des zones inondables de la Rivière Sirba Open
The Cartographic Atlas represents the flood scenarios calculated through digital hydraulic modeling with the HEC-RAS software in version 5.0.6 and with a one-dimensional model. The detailed description of the calculation of flood scenarios…
View article: Atlas cartographique des zones inondables de la Rivière Sirba
Atlas cartographique des zones inondables de la Rivière Sirba Open
The Cartographic Atlas represents the flood scenarios calculated through digital hydraulic modeling with the HEC-RAS software in version 5.0.6 and with a one-dimensional model. The detailed description of the calculation of flood scenarios…
View article: Atlas cartographique des zones inondables de la Rivière Sirba
Atlas cartographique des zones inondables de la Rivière Sirba Open
The Cartographic Atlas represents the flood scenarios calculated through digital hydraulic modeling with the HEC-RAS software in version 5.0.6 and with a one-dimensional model. The detailed description of the calculation of flood scenarios…
View article: Junction Characterization in a Functionally Graded Aluminum Part
Junction Characterization in a Functionally Graded Aluminum Part Open
Aluminum alloys are widely used to produce automotive components, thanks to their great mechanical properties–to–density ratio. Engine components such as pistons are conventionally produced by casting of Al–Si eutectic alloys (Silumin allo…
View article: Flood Assessment for Risk-Informed Planning along the Sirba River, Niger
Flood Assessment for Risk-Informed Planning along the Sirba River, Niger Open
South of the Sahara, flood vulnerability and risk assessments at local level rarely identify the exposed areas according to the probability of flooding or the actions in place, or localize the exposed items. They are, therefore, of little …
View article: RASPBERRY PI 3 MULTISPECTRAL LOW-COST SENSOR FOR UAV BASED REMOTE SENSING. CASE STUDY IN SOUTH-WEST NIGER
RASPBERRY PI 3 MULTISPECTRAL LOW-COST SENSOR FOR UAV BASED REMOTE SENSING. CASE STUDY IN SOUTH-WEST NIGER Open
The technology of UAV (Unmanned Aerial Vehicles) is rapidly improving and UAV-integrated sensors have kept up with it, providing more efficient and effective solutions. One of the most sought-after characteristics of on-board sensors is th…
View article: Flood Hazard Scenarios of the Sirba River (Niger): Evaluation of the Hazard Thresholds and Flooding Areas
Flood Hazard Scenarios of the Sirba River (Niger): Evaluation of the Hazard Thresholds and Flooding Areas Open
In Sahelian countries, a vast number of people are still affected every year by flood despite the efforts to prevent or mitigate these catastrophic events. This phenomenon is exacerbated by the incessant population growth and the increase …
View article: Strategic Assessment and Economic Evaluation: The Case Study of Yanzhou Island (China)
Strategic Assessment and Economic Evaluation: The Case Study of Yanzhou Island (China) Open
This paper proposes an interdisciplinary multi-level decision-making procedure for supporting an ongoing process of rural development of Yanzhou Island (China). A multi-methodological evaluation approach based on the combined use of differ…
View article: Hydrology of the Sirba River: Updating and Analysis of Discharge Time Series
Hydrology of the Sirba River: Updating and Analysis of Discharge Time Series Open
The Sahelian regions are affected by an increasing number of catastrophic floods in recent years as a consequence of climate and land use/land cover changes. River flow data is key to understanding river behavior and develop flood mitigati…
View article: Focus on development of quality, high pressure die casting process
Focus on development of quality, high pressure die casting process Open
In contemporary high-pressure die casting foundries, the mastery of each sequence in the production cycle is more and more important. In the paper, an example of virtual analysis of gearbox casting from Al alloy will be presented. It inclu…