Results 41 to 50 of about 265 (158)

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

The great exchange: Rapid demonetization in Trinidad and Tobago

open access: yesLatin American Journal of Central Banking, 2020
Trinidad and Tobago executed a surprise demonetization of its largest currency note in December 2019 to address financial crimes. This evaluation of the outcome finds that the exercise was relatively well managed by the authorities within the short time ...
Alvin Hilaire, Reshma Mahabir
doaj   +1 more source

How Is FinTech Shaping Household Portfolio Behaviour?

open access: yesInternational Journal of Finance &Economics, EarlyView.
ABSTRACT This paper examines how FinTech adoption influences household portfolio allocation across major advanced economies. Using a flow‐of‐funds framework and the Almost Ideal Demand System (AIDS), we model household demand for currency, deposits, loans, debt securities, and equity in the United States, United Kingdom, Euro Area, Japan and Australia.
Victor Murinde, Athina Petropoulou
wiley   +1 more source

Chemical Ionization Mass Spectrometry: Fundamental Principles, Diverse Applications, and the Latest Technological Frontiers

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The review examines the evolution of chemical ionization mass spectrometry (CI‐MS), a technique developed in 1966 by Field and Munson. CI is a soft‐ionization method that produces more intense molecular ions with less fragmentation than electron ionization (EI).
Malvika Dutt   +4 more
wiley   +1 more source

White light emitting molecular logic gates

open access: yesSmart Molecules, EarlyView.
White light emitting smart molecules with Boolean logic computing ability are surveyed. Abstract White light emitting (WLE) materials are of considerable interest with commercial and societal applications in video displays and lighting devices. A characteristic property of WLE materials is the luminescence profile spanning from 380 to 700 nm.
Davide Benedetto Tiz   +2 more
wiley   +1 more source

THE PROCESS OF RENDERING FINGERPRINTS ON BANKNOTES

open access: yesACROSS
The detection of fingerprints on banknotes plays a critical role in forensic science, particularly in investigations related to corruption, counterfeiting, and money laundering.
Alina COMAN, Constantin RUSNAC
doaj   +1 more source

L’euro, una moneta completa (The Euro Becomes a Complete Money)

open access: yesMoneta e Credito, 2012
The euro changeover has been a success as millions of Europeans have become accustomed to using the new coins and banknotes. What comes next? So far the benefits of the euro are a product of the "vices" which have been taken away from us.
Giacomo Vaciago
doaj   +1 more source

Introduction: On the fickleness of friendship Introduction : de l'inconstance en amitié

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
In this Introduction to the special section, I provide a brief overview of the anthropology of friendship, particularly from the 1960s to the present, before focusing on the four articles that form the main body of the section. I argue that anthropologists who do not regard themselves as specialists in friendship will still find much to gain from ...
Simon Coleman
wiley   +1 more source

Transfer Learning Utilization for Banknote Recognition: a Comparative Study Based on Bosnian Currency

open access: yesSoutheast Europe Journal of Soft Computing, 2019
Transfer learning introduces the ability to perform deep learning models over a small set of data. This paper investigates the utilization of three fine-tuned Convolutional Neural Networks (CNNs), namely, Alexnet, Googlenet, and Vgg16. Alexnet and Googlenet consider as the state-of-the-art models in deep learning, while Vgg16 preference due to its ...
Ali Abd Almisreb, Mohamed A. Saleh
openaire   +2 more sources

Understanding Digital Financial Literacy Among Older Adults in Sweden

open access: yesAccounting &Finance, EarlyView.
ABSTRACT This study examined digital financial literacy (DFL) among older adults in Sweden, with the aim of refining its conceptualisation for highly digitised welfare states. Sixteen semi‐structured interviews with individuals aged 65–93 across two municipalities were analysed inductively. While online banking and Swish were nearly universal, adoption
Fredrik Lundell, A. F. M. Jalal Ahamed
wiley   +1 more source

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