Results 21 to 30 of about 1,765,971 (288)

Lisbon in the Big Picture of the Slave Trade, 1701-1828

open access: yesLer História
This article is based on a new dataset —specifically focused on Lisbon’s role in outfitting ships and supplying cargo for the slave trade between 1701 and 1828— which complements the records of the Transatlantic Slave Trade Database.
Maximiliano Mac Menz   +2 more
doaj   +1 more source

Resenha de: The abolition of the Brazilian slave trade

open access: yesRevista de História, 1971
BETHELL (Leslie) . — The abolition of the Brazilictn slave trade, Brasil and the slave question 1807-1869. Cambridge at the University Press, 1970 (424 páginas).
E. M. Garcia Saéz
doaj   +1 more source

Efficient Cholesteric Liquid Crystal Waveguide Polarizing Splitters for High‐Sensitivity Chip‐Scale Atomic Magnetometry

open access: yesAdvanced Science, EarlyView.
An integrated polarimetry architecture based on a cholesteric liquid crystal waveguide polarization splitter overcomes the volumetric bottleneck in chip‐scale atomic magnetometers. By leveraging Bragg‐selective reflection and total‐internal‐reflection‐induced helicity inversion, this ultrathin device enables efficient circular polarization splitting ...
Zhibo Cui   +9 more
wiley   +1 more source

Routes des captifs pour la traite négrière transatlantique en Afrique centrale : du xve au xixe siècle.

open access: yesÉtudes Caribéennes, 2021
The transatlantic slave trade deported millions of captives across multiple and interregional trade routes. Central Africa has been the point of departure for captives from several sub-regions in the centre and east of the continent.
Arsène Francoeur Nganga
doaj   +1 more source

An Expertise Transfer Framework For Autonomous Surgical Assistance

open access: yesAdvanced Science, EarlyView.
This study introduces an expertise transfer framework for procedure‐spanning autonomous surgical assistance. By emulating expert logic through hierarchical perception, attention modeling, and knowledge graph‐based decision‐making, the system provides near‐expert surgical view assistance.
Yuan Gao   +12 more
wiley   +1 more source

A abolição do tráfico de escravos no Atlântico Sul: Portugal, o Brasil e a questão do contrabando de africanos

open access: yesAlmanack
Resumo Este artigo aborda a temática da abolição do tráfico de escravos realizado no Atlântico Sul. Cumpre destacar que o estudo que aqui se apresenta não traz uma discussão a partir do enquadramento das relações diplomáticas anglo-brasileiras com a ...
Gilberto da Silva Guizelin
doaj   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Bajo el negro velo de la ilegalidad. un análisis del mercado de esclavos dominicano 1746-1821

open access: yesNuevo mundo - Mundos Nuevos, 2016
The Dominican slave market was affected by illegality at the end of the colonial period. Difficulties to implement a legal slave trade and the different slave codes who ruled Santo Domingo after 1795 caused the slaveholders reaction.
José Luis Belmonte Postigo
doaj   +1 more source

The Gold Mining Boom, North European Capital, and the Reorganization of the Portuguese Slave Trade in Angola (1710-1730)

open access: yesCulture & History Digital Journal, 2023
The article explores the reorganization of the Portuguese slave trade in Angola in the early eighteenth century when an upsurge in traffic took place along with a gold mining boom in Brazil.
Maximiliano M. Menz
doaj   +1 more source

Video and Text‐Based Supplemental Health Information and Consumer Willingness to Pay for Nutrient‐Enhanced Eggs

open access: yesAgribusiness, EarlyView.
ABSTRACT Nutritional information is very important in the food choices of consumers. However, when they are too scientific or technical, they have the potential to confuse consumers, resulting in information asymmetry and dissuading them from making beneficial choices.
Edeoba W. Edobor   +3 more
wiley   +1 more source

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