Results 101 to 110 of about 567,901 (306)

What do the 2025 G20 Decisions Mean for Africa?

open access: yesAfrican Journal of Political Science
The 2025 G20 Summit held on 22-23 November 2025 in Johannesburg under South Africa’s presidency marked a turning point in how global financial and development issues are framed, particularly for Africa.
Siphamandla Zondi
doaj   +1 more source

Private Provision of Highways: Economic Issues [PDF]

open access: yes
This paper reviews issues raised by the use of private firms to finance, build, and/or operate highways — issues including cost of capital, level and structure of tolls, and adaptability to unforeseen changes.
Kenneth A. Small
core  

Combined Process‐ and Phase‐Field‐Simulation to Predict the Microstructure of Single‐Crystal Ni‐Based Superalloys

open access: yesAdvanced Engineering Materials, EarlyView.
A combined finite element and phase‐field approach predicts the evolution of microstructure during the directional solidification of Ni‐based superalloys. The model reveals how withdrawal rate, temperature gradient, and wall thickness control the dendrite spacing, highlighting the strong effect of surface regions in thin sections where dendrite growth ...
Sean Böhm   +3 more
wiley   +1 more source

A Digital Twin Architecture for Forest Restoration: Integrating AI, IoT, and Blockchain for Smart Ecosystem Management

open access: yesFuture Internet
Meeting global forest restoration targets by 2030 requires a transition from labor-intensive and opaque practices to scalable, intelligent, and verifiable systems.
Nophea Sasaki, Issei Abe
doaj   +1 more source

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Structured Finance Influence on Financial Market Stability – Evaluation of Current Regulatory Developments [PDF]

open access: yes
In 2007 the world faced one of the biggest financial crises ever. It was the third important financial crisis in the last 12 years. Spillovers to the real economy and moral hazard behaviour of carpetbaggers resulted in enormous pressure on worldwide ...
Schuetz, Sebastian Alexander
core   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Financial intermediation theory and implications for the sources of value in structured finance markets [PDF]

open access: yes
Structured finance instruments represent a form of securitization technology which can be defined by the characteristics of pooling of financial assets, delinking of the credit risk of the asset pool from the credit risk of the originating intermediary ...
Janet Mitchell
core  

Asset securitization in Europe [PDF]

open access: yes, 1994
Until the late 1980s, asset securitisation was an US-American finance technique. Meanwhile this technique has been used also in some European countries, although to a much lesser extent.
Baums, Theodor
core  

Raman Spectroscopic Identification of Oxide Phases in a Corroded MgO–Steel Composite Anode Used in Aluminum Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Micro‐Raman spectroscopy is applied to characterize corrosion products in a recycled‐based MgO–316L steel composite anode after molten salt electrolysis. A depth‐dependent Fe–O/Fe–Al–O layer sequence of magnetite, hercynite, and an Al‐doped magnetite transition zone is identified.
Felix Drechsler   +9 more
wiley   +1 more source

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