Results 191 to 200 of about 122,185 (331)

Reserve management and sovereign debt cost in a world with liquidity crises [PDF]

open access: yes
The accumulation of large amount of sovereign reserves has fuelled an intense debate on the associated costs. In a world with liquidity crises and strategic default, we model a contracting game between international lenders and a country, which delivers ...
Emanuele Tarantino, Flavia Corneli
core  

The Impact of Catalyst Layer Composition and Structure on Performance and Durability of PEMWE Anodes

open access: yesAdvanced Materials Technologies, EarlyView.
This article explores a new type of anode for water electrolysis that uses less iridium, a rare and expensive metal. By combining stable iridium oxide with platinum and carbon‐based materials, the authors create a catalyst layer that maintains strong performance.
Lena V. Bühre   +5 more
wiley   +1 more source

Fiscal Policy and Default Risk in Emerging Markets. [PDF]

open access: yes
Emerging economies usually experience procyclical public expenditures, tax rates and private consumption, countercyclical default risk, interest rate spreads and current account and higher volatility in consumption than in output.
Gabriel Cuadra, Horacio Sapriza
core  

Characterization of Droplet Formation in Ultrasonic Spray Coating: Influence of Ink Formulation Using Phase Doppler Anemometry and Machine Learning

open access: yesAdvanced Materials Technologies, EarlyView.
This study explores how machine learning models, trained on small experimental datasets obtained via Phase Doppler Anemometry (PDA), can accurately predict droplet size (D32) in ultrasonic spray coating (USSC). By capturing the influence of ink complexity (solvent, polymer, nanoparticles), power, and flow rate, the model enables precise droplet control
Pieter Verding   +5 more
wiley   +1 more source

Willingness to pay and the sovereign debt contract [PDF]

open access: yes
This paper uses a contract theory model to argue that covenants ruling debt renegotiations are important to assure the sovereign willingness to pay. The model includes the following features: first, collective action clauses, exit consents, aggregation ...
Katherina Fernández   +1 more
core  

Terahertz Waveform‐Selective Antenna Using a Patch Structure Loaded with Nonlinear Circuits

open access: yesAdvanced Photonics Research, EarlyView.
A waveform‐selective antenna that integrates the functions of waveform selectivity, electromagnetic shielding, and EM wave radiation has been proposed. By integrating different nonlinear circuits and selecting appropriate component values, the antenna can achieve high reflection of either a pulse wave or a continuous wave, while allowing the other ...
Zeting Li, Kai‐Da Xu, Pin Wen
wiley   +1 more source

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