Results 81 to 90 of about 3,221,844 (374)

Intrinsically Disordered Protein‐Inspired Nanovector‐Based Coacervates for the Direct Cytosolic Transport of Biomacromolecules

open access: yesAdvanced Materials, EarlyView.
Intrinsically disordered protein‐inspired nanovectors (IDP‐NVs) form stable nanocoacervates (NCs) with diverse biomacromolecules. In situ conformational changes confer stability and adaptability to NCs under dynamically changing physiological conditions.
Soyeong Jin   +14 more
wiley   +1 more source

Brazilian and Chinese Cooperation in African Agriculture. A Practice-based Study

open access: yesÍconos, 2013
In this article we analyze Brazilian and Chinese practices in terms of cooperation in Africa, focusing on the agricultural sector. While a great deal of work has analyzed the engagement of these emerging players from an international relations ...
Frédéric Goulet   +2 more
doaj   +1 more source

Electrochemical Carbon Dioxide Reduction to Methanol on Copper‐Based Catalysts: Mechanistic Insights and Industrial Prospects

open access: yesAdvanced Materials, EarlyView.
This review presents a focused and integrated perspective on copper‐based catalysts for the selective electrochemical reduction of CO2 to methanol. It elucidates active site dynamics, mechanistic pathways, and structure–activity relationships, while connecting fundamental insights with catalyst design, reactor engineering, and techno‐economic ...
Debabrata Bagchi   +7 more
wiley   +1 more source

South-South cooperation in health: bringing in theory, politics, history, and social justice.

open access: yesCadernos de Saúde Pública, 2017
Since the mid-2000s, the practice of South-South cooperation in health (SSC) has attracted growing attention among policymakers, health and foreign affairs ministries, global health agencies, and scholars from a range of fields. But the South-South label
A. Birn, C. Muntaner, Z. Afzal
semanticscholar   +1 more source

Liquid Metal Microrobots for Magnetically Guided Transvascular Navigation

open access: yesAdvanced Materials, EarlyView.
Liquid metal‐based microrobots combine magnetic steering, intrinsic X‐ray visibility and softness, to navigate blood vessels even against flow. Under clinically relevant magnetic fields, liquid metal microrobots roll along vessel walls, cross endothelial barriers, and accumulate in target tissues.
Xiaohui Ju   +7 more
wiley   +1 more source

Processing and marketing raw materials: Structures, opportunities and obstacles [PDF]

open access: yes, 2008
The concept of South-South cooperation in development policy seeks not only to enlarge traditional trading relations but also to strengthen the negotiating position of the Third World vis-à-vis the First World.
Halbach, Axel J.
core   +1 more source

Versatile Gasochromic Hydrogen Detection via Supraparticle‐Based Applied Composite Materials

open access: yesAdvanced Optical Materials, EarlyView.
Silica‐platinum‐resazurin supraparticles are embedded into PMMA to form suprabeads and thin films. The thereby obtained indicators change color from purple to pink to colorless on hydrogen exposure. The indicator systems are tested under various environmental conditions, and their performance is related to their microscopically visualized structure ...
Sarah Wenderoth   +7 more
wiley   +1 more source

Lula na África

open access: yesMeridiano 47, 2011
A presente análise tem como foco analisar os possíveis rumos da política exterior brasileira no que tange às relações com a África.
Wolfgang Döpcke
doaj  

Aprendendo com a história: críticas à experiência da Cooperação Norte-Sul e atuais desafios à Cooperação Sul-Sul

open access: yesCaderno CRH
O principal objetivo deste artigo é, com base nas limitações críticas apontadas à experiência histórica da Cooperação Norte-Sul (CNS), analisar alguns dos dilemas com que se confrontam as atuais estratégias de Cooperação Sul-Sul (CSS), concebidas e ...
Carlos R. S. Milani
doaj   +1 more source

The Future of Research in Cognitive Robotics: Foundation Models or Developmental Cognitive Models?

open access: yesAdvanced Robotics Research, EarlyView.
Research in cognitive robotics founded on principles of developmental psychology and enactive cognitive science would yield what we seek in autonomous robots: the ability to perceive its environment, learn from experience, anticipate the outcome of events, act to pursue goals, and adapt to changing circumstances without resorting to training with ...
David Vernon
wiley   +1 more source

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