Results 51 to 60 of about 120,251 (324)

(WP 2013-09) Virtual Currency and the Financial System: The Case of Bitcoin [PDF]

open access: yes, 2013
Technological development and the increased use of the internet have led to the proliferation of virtual communities. Some of these communities have created and circulated their own currency for exchanging goods and services.
Chowdhury, Abdur, Mendelson, Barry K.
core   +1 more source

Mapping Nanoscale Protein‐Corona Kinetics of DoE‐Optimized Perfluorocarbon Encapsulated‐PLGA Nanoparticles by In Situ, Time‐Resolved Synchrotron SAXS

open access: yesAdvanced Healthcare Materials, EarlyView.
A two‐phase workflow (OFAT screening followed by central composite design) maps how processing variables tune PFCE‐PLGA nanoparticle size, dispersity, surface charge, loading, and 19F‐MRI signal. In situ, time‐resolved synchrotron SAXS tracks albumin‐corona growth on intact dispersions and reveals PFCE‐dependent adsorption pathways.
Joice Maria Joseph   +11 more
wiley   +1 more source

Central Bank Digital Currencies: Experience of Introducing a Digital Yuan and Development of a Digital Ruble Conception

open access: yesRussian Journal of Economics and Law, 2022
Objective: to determine the essential foundations of digital currencies of central banks and, based on the experience of the digital Yuan introduction in China, to substantiate the directions for improving the concept of the digital ruble introduction in
D. A. Kochergin
doaj   +1 more source

Central Bank Digital Currencies: A Survey

open access: yesCoRR
With the advancement of digital payment technologies, central banks worldwide have increasingly begun to explore the implementation of Central Bank Digital Currencies (CBDCs). This paper presents a comprehensive review of the latest developments in CBDC system design and implementation.
Qifeng Tang, Yain-Whar Si
openaire   +2 more sources

Conductive Hydrogels for Exogenous Sensing and Cell Fate Control

open access: yesAdvanced Materials, EarlyView.
We engineer electrically conductive hydrogels by combining sulfated glycosaminoglycans with semiconducting polymers. These hydrogels bind bioactive proteins, including growth factors, whose release or retention can be modulated by low‐voltage stimulation. The hydrogels are also integrated as 3D channels in organic electrochemical transistors as part of
Teuku Fawzul Akbar   +15 more
wiley   +1 more source

China's transition to a digital currency does it threaten dollarization?

open access: yesAsia and the Global Economy, 2022
This article provides a detailed introduction to China's launching of a digital currency. We conduct a comparative analysis concerning whether digital currency is a more stable and reliable currency than cryptocurrency and investigate whether a digital ...
Ahmet Faruk Aysan, Farrukh Nawaz Kayani
doaj   +1 more source

Parallel Electrical Integration of Photo Bio Electrochemical Systems (photo‐BESs): Performance Gains and Load Dependency

open access: yesAdvanced Materials Technologies, EarlyView.
Parallel wiring of bioelectrochemical devices with conventional generators unexpectedly boosts output. A biophotovoltaic paired with a solar cell delivers up to 50% more power at low loads than their separate contributions; a plant microbial fuel cell shows similar current gains.
Valeria Marsaglia   +4 more
wiley   +1 more source

Development of a research environment for the operational and computational architecture of central bank digital currency software

open access: yesРоссийский технологический журнал, 2023
Objectives. The development and implementation of information and computing architecture and information support for a state central bank digital currency (CBDC) is based on the selection of a software and hardware platform, including technologies and ...
A. S. Albychev, S. A. Kudzh
doaj   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Evaluating the effectiveness of monetary policy for retail central bank digital currency

open access: yesLatin American Journal of Central Banking
This paper evaluates the macroeconomic effects of monetary policy for a central bank digital currency rule with traditional monetary policy in an open environment.
Cheng Zhou
doaj   +1 more source

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