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The Effects of Foreign Aid in Sub-Saharan Africa [PDF]

open access: yes
This paper contributes to the aid effectiveness debate by applying a vector autore- gression model to a panel of Sub-Saharan African countries. This method avoids the need for instrumental variables and allows one to analyse the impact of foreign aid on ...
Robert Gillanders
core  

Engineering Strategies for Stable and Long‐Life Alkaline Zinc‐Based Flow Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Alkaline zinc‐based flow batteries face persistent challenges from unstable zinc deposition, including dendrite growth, passivation, corrosion, and hydrogen evolution, which severely limit cycling stability. Current research addresses these issues through coordinated electrode structuring, electrolyte regulation, and membrane design to control zinc ...
Yuran Bai   +6 more
wiley   +1 more source

Risk measures, measures for insolvency risk and economical capital allocation. [PDF]

open access: yes
In the present paper we consider several measures for the risk that is present in an insurance environment. We look for desirable properties for two types of risk measures, the ones reflecting both negative and positive results, and the measures for ...
Dhaene, Jan   +2 more
core  

Single‐ and Dual‐Atom Configurations in Atomically Dispersed Catalysts for Lithium–Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Single‐atom and dual‐atom‐based atomically dispersed catalysts (ADCs) effectively address the shuttle effect and sluggish redox kinetics in Li–S batteries. With nearly 100% atomic utilization and tunable coordination environments, ADCs enhance LiPSs adsorption, lower conversion barriers, and accelerate sulfur redox reactions.
Haoyang Xu   +4 more
wiley   +1 more source

The Economic Policies Of The Fujimori Years: A Return To The Past? [PDF]

open access: yes
The paper analyses the economic policies of the Fujimori government in Peru, 1990-2000. It explores the extent to which such policies represented a return to Peru's historical dependence on the primary sector. In so far as it is a return to the past, are
Rosemary Thorp and Graciela Zevallos
core  

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

open access: yesAdvanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu   +10 more
wiley   +1 more source

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