Results 141 to 150 of about 2,782,219 (332)

Leader Behavior and the Natural Resource Curse [PDF]

open access: yes
We discuss political economy mechanisms which can explain the resource curse, in which an increase in the size of resource rents causes a decrease in the economy's total value added.
Francesco Caselli, Tom Cunningham
core  

Patterning the Void: Combining L‐Systems with Archimedean Tessellations as a Perspective for Tissue Engineering Scaffolds

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a novel multi‐scale scaffold design using L‐fractals arranged in Archimedean tessellations for tissue regeneration. Despite similar porosity, tiles display vastly different tensile responses (1–100 MPa) and deformation modes. In vitro experiments with hMSCs show geometry‐dependent growth and activity. Over 55 000 tile combinations
Maria Kalogeropoulou   +4 more
wiley   +1 more source

Impact of Soil and Water Conservation Measures on Soil Physicochemical Characteristics and Crop Productivity: Evidence From Korekore Watershed in the Central Highlands of Ethiopia

open access: yesThe Scientific World Journal
This study investigates the effects of physical and chemical soil degradation on crop productivity in the Korekore Watershed. The watershed was categorized into level, sloping, and steep slope gradients.
Abera Fantahun   +3 more
doaj   +1 more source

Evaluation of Halophyte Biopotential as an Unused Natural Resource: The Case of Lobularia maritima. [PDF]

open access: yesBiomolecules, 2022
Ben Hsouna A   +6 more
europepmc   +1 more source

ESTIMATING REGIONAL ENERGY AND NATURAL RESOURCE FLOWS [PDF]

open access: yes
Estimates of direct and indirect material and energy usage for New York State are derived from existing input-output and natural resource and energy databases.
Booker, James F.
core   +1 more source

Large Anomalous and Topological Hall Effect and Nernst Effect in a Dirac Kagome Magnet Fe3Ge

open access: yesAdvanced Functional Materials, EarlyView.
Fe3Ge, a Kagome‐lattice magnet, exhibits remarkable anomalous Hall and Nernst effects, with transverse thermoelectric conductivity surpassing or comaprable to some well‐known ferromagnets. First‐principles calculations attribute these to Berry curvature from massive Dirac gaps. Additionally, topological Hall and Nernst signals emerge from field‐induced
Chunqiang Xu   +11 more
wiley   +1 more source

Primate Diversity and Habitat Association in Guda Natural Forest, Southwestern Ethiopia

open access: yesInternational Journal of Zoology
Primate populations serve as pivotal components of ecosystem health and stability, undertaking crucial roles such as predation, seed dispersal, and maintaining ecological equilibrium. The objective of this study was to investigate the habitat association
Getahun Shanko Mamo   +3 more
doaj   +1 more source

Synthesis and Characterization of Eco-Friendly Bio-Composite from Fenugreek as a Natural Resource. [PDF]

open access: yesPolymers (Basel), 2022
Hossain N   +10 more
europepmc   +1 more source

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