Results 31 to 40 of about 13,764 (229)

Micro and Nanostructural Diversity of Lizard Osteoderm Capping Tissue in Relation to Mechanical Performance

open access: yesAdvanced Functional Materials, EarlyView.
This study shows that lizard osteoderm capping tissue is a hyper‐mineralized hydroxyapatite layer consistently covering the superficial osteoderm surface in those species studied here, yet it varies greatly in morphology, nanostructure, and mechanical performance across species.
Adrian Rodriguez‐Palomo   +10 more
wiley   +1 more source

Metodologia para precificação de credit default swaps

open access: yesRevista de Economia Mackenzie, 2009
Although the global trading volume of credit derivatives has exceeded tenths of trillions of dollars, the market in Brazil for these instruments is still incipient.
Helcio Haruo Sasaki   +2 more
doaj  

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

A new credit derivatives pricing model under uncertainty process

open access: yesSystems Science & Control Engineering, 2018
Due to many uncertainties in the financial market, the pricing process of credit derivatives has not only the characteristic of randomness but also nonrandom uncertainties. Thus, the absence of uncertain factors will make the pricing model and the actual
Liang Wu, Ya-ming Zhuang
doaj   +1 more source

Metachromatic Butterfly Bile Pigments for Multi‐Level Optical Security Films

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐derived optical security materials are manufactured by embedding butterfly‐based pigments in polymer films. Tunable color and fluorescence responses arise from concentration‐controlled metachromasy, enabling spatially encoded patterns with distinct visible, UV‐active, and spectral signatures.
Limin Wang, Bodo D. Wilts
wiley   +1 more source

Assessing the Credit Risk of Crypto-Assets Using Daily Range Volatility Models

open access: yesInformation, 2023
In this paper, we analyzed a dataset of over 2000 crypto-assets to assess their credit risk by computing their probability of death using the daily range.
Dean Fantazzini
doaj   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Total Value Adjustment of Multi-Asset Derivatives under Multivariate CGMY Processes

open access: yesFractal and Fractional, 2023
Counterparty credit risk (CCR) is a significant risk factor that financial institutions have to consider in today’s context, and the COVID-19 pandemic and military conflicts worldwide have heightened concerns about potential default risk.
Fengyan Wu   +4 more
doaj   +1 more source

Crystal Engineering of Reticular Materials for Gas‐ and Liquid‐Phase Hydrocarbon Separation

open access: yesAdvanced Materials, EarlyView.
Crystal engineering enables systematic study of structure/function relationships as exemplified by pore engineering of reticular sorbents, including porous coordination networks and covalent organic frameworks. This review assesses such studies applied across the full scope of industrially relevant hydrocarbon separations to provide insight into how ...
Xia Li   +2 more
wiley   +1 more source

LONG-TERM LENDING FOR PUBLIC-PRIVATE PARTNERSHIP PROJECTS: OPPORTUNITIES AND PROSPECTS

open access: yesФінансово-кредитна діяльність: проблеми теорії та практики
The article is devoted to the topical issues of long-term lending to public-private partnership projects in the context of a permanent shortage of budget funds and the financial instability of business entities.
Bohdana Shuliuk   +2 more
doaj   +1 more source

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