Results 41 to 50 of about 882,994 (288)

Investment prospects in marine capture fisheries [PDF]

open access: yes, 1987
An examination is made of investment prospects in the Nigerian marine fisheries, considering the following sectors: inshore demersal fishery; inshore pelagic fishery; and the offshore pelagic fishery.
Fadayomi, N.O.
core  

Nonlocomotory Robotic Strategies for Dynamic Rotation Control in Terrestrial Robots: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Terrestrial robots increasingly require rapid body rotation to maintain stability and agility in complex environments. This review shows nonlocomotory rotational control strategies that operate without ground contact, including reaction wheels, tails, bars, limbs, and thrusters.
Y. Liang   +14 more
wiley   +1 more source

Social Immersion for Women After Repair for Obstetric Fistula: An Experience in Guinea

open access: yesFrontiers in Global Women's Health, 2021
Background: Reintegration of women after repair of their female genital fistula remains a challenge. The objective of this study was to document the medical pathway and the reintegration process of women through the “social immersion” program of ...
Alexandre Delamou   +7 more
doaj   +1 more source

Characteristic of Individual Indicators of Endogenous Intoxication in the Experimental Asthma Dynamics and Their Correction by Thiotriasolin [PDF]

open access: yes, 2016
The aim of this work was to find out the specifics of changes in endogenous intoxication, middle mass molecules (MMM) and erythrocyte intoxication index (EII) in the blood of animals for experimental asthma in different periods of its development and to ...
Kolishetska, M. (Marta)
core   +2 more sources

Waveguide Photoactuators: Materials, Fabrication, and Applications

open access: yesAdvanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi   +4 more
wiley   +1 more source

Genetic Diversity and Spatiotemporal Distribution of SARS-CoV-2 Variants in Guinea: A Meta-Analysis of Sequence Data (2020–2023)

open access: yesViruses
In Guinea, genomic surveillance has been established to generate sequences of and to identify locally circulating SARS-CoV-2 variants. This study aims to describe the distributions, genetic diversity, and origins of SARS-CoV-2 lineages circulating in ...
Thibaut Armel Chérif Gnimadi   +14 more
doaj   +1 more source

Political Turmoil in ECOWAS: When Politics Prevails Over Law [PDF]

open access: yesУченые записки Института Африки Российской академии наук
Several military regimes have recently come to power within the Economic Community of West African States (ECOWAS). This article on the political crisis in ECOWAS examines the main causes of these developments in the region and the approaches of regional
Adu Yao Nikez   +1 more
doaj   +1 more source

Odd momentum pairing and superconductivity in vertical graphene heterostructures

open access: yes, 2012
Vertical graphene heterostructures made up of graphene layers separated by BN spacers allow for novel ways of tuning the interactions between electrons. We study the possibility of electron pairing mediated by modified repulsive interactions.
Guinea, Francisco, Uchoa, Bruno
core   +1 more source

Astrocyte Enrichment of 3D Cortical Constructs Enhances Brain Repair

open access: yesAdvanced Science, EarlyView.
This study highlights the role of astrocytes in supporting neural progenitor cell survival and differentiation after traumatic brain injury. Astrocytes enhanced neuronal differentiation, improved cell survival in co‐cultures, and promoted integration of microfluidics‐based implants with host tissue following implantation. Additionally, increased axonal
Elisa M. Cruz   +20 more
wiley   +1 more source

Electronic dephasing in wires due to metallic gates [PDF]

open access: yes, 2004
The dephasing effect of metallic gates on electrons moving in one quasi--one--dimensional diffusive wires is analyzed. The incomplete screening in this geometry implies that the effect of the gate can be described, at high energies or temperatures, as an
Francisco Guinea, Y. M. Blanter
core   +1 more source

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