Results 81 to 90 of about 949,210 (311)

Proceedings of the Conference on Human and Economic Resources [PDF]

open access: yes
Recent development of information technologies and telecommunications have given rise to an extraordinary increase in the data transactions in the financial markets.
Alper Özün
core  

Understanding and Optimizing Li Substitution in P2‐Type Sodium Layered Oxides for Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work explores Li‐substituted P2 layered oxides for Na‐ion batteries by crystallographic and electrochemical studies. The effect of lithium on superstructure orderings, on phase transitions during synthesis and electrochemical cycling and on the interplay of O‐ versus TM‐redox is revealed via various advanced techniques, including semi‐simultaneous 
Mingfeng Xu   +5 more
wiley   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Efficient Market Hypothesis in European Stock Markets [PDF]

open access: yes
This paper reports the results of tests on the weak-form market efficiency applied to stock market indexes of France, Germany, UK, Greece, Portugal and Spain, from January 1993 to December 2007. We use a serial correlation test, a runs test, an augmented
Maria Rosa Borges
core  

A Bespoke Programmable Interpenetrating Elastomer Network Composite Laryngeal Stent for Expedited Paediatric Laryngotracheal Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
A programmable interpenetrating double‐network architecture, created via 3D‐TIPS printing and resin infusion, synergistically combines thermoplastic and thermosetting elastomers to balance structural rigidity and surface softness—crucial for paediatric laryngeal stents.
Elizabeth F. Maughan   +14 more
wiley   +1 more source

Degree of (In)Efficiency in the Stock Market: Do Price-Earnings Ratios Matter?

open access: yesEconometric Research in Finance
Employing an innovative approach based on fractional integration, this study examines the potential heterogeneity in long memory (persistence) behavior among stocks of two groups of companies listed on stock markets: those with higher price-earnings (P ...
Edson Zambon Monte   +1 more
doaj   +1 more source

January effect on stock returns: Evidence from emerging Balkan equity markets [PDF]

open access: yesIndustrija, 2017
The motivation for testing anomalies in the selected financial markets in the region was primarily to help investors to devise a viable investment strategy.
Milošević-Avdalović Snežana   +1 more
doaj  

Toward Scalable Solutions for Silver‐Based Gas Diffusion Electrode Fabrication for the Electrochemical Conversion of CO2 – A Perspective

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the preparation techniques for silver‐based gas diffusion electrodes used for the electrochemical reduction of carbon dioxide (eCO2R) are systematically reviewed and compared with respect to their scalability. In addition, physics‐based and data‐driven modeling approaches are discussed, and a perspective is given on how modeling can aid ...
Simon Emken   +6 more
wiley   +1 more source

IS CAPM AN EFFICIENT MODEL? ADVANCED VERSUS EMERGING MARKETS [PDF]

open access: yesEURINT, 2015
CAPM is one of the financial models most widely used by the investors all over the world for analyzing the correlation between risk and return, being considered a milestone in financial literature.
Iulian IHNATOV , Nicu SPRINCEAN
doaj  

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