Results 111 to 120 of about 3,490,561 (312)

Deterministic chaos in an ytterbium-doped mode-locked fiber laser

open access: yes, 2018
We experimentally study the nonlinear dynamics of a femtosecond ytterbium doped mode-locked fiber laser. With the laser operating in the pulsed regime a route to chaos is presented, starting from stable mode-locking, period two, period four, chaos and ...
Acioli, Lúcio H.   +5 more
core   +1 more source

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

Bangladesh-India relations: Honeymoon period returned?

open access: yesJournal of Advances in Humanities and Social Sciences, 2020
This article aims to provide a better understanding how deeply Bangladesh and India are maintaining good relations between them in recent time. Furthermore, this study has investigated and identified the factors that motivated both India and Bangladesh to revive their sound relations.
openaire   +1 more source

Is a deep one-cell meridional circulation essential for the flux transport Solar Dynamo?

open access: yes, 2014
The solar activity cycle is successfully modeled by the flux transport dynamo, in which the meridional circulation of the Sun plays an important role.
Choudhuri, Arnab Rai   +2 more
core   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Utilising Microsimulation to Estimate New Marginal Returns to Education: Ireland 1987-2005 [PDF]

open access: yes
In this paper we utilise microsimulation techniques in the form of an income generation model and a tax/benefit model to estimate both the fiscal and net private return to education at a marginal level.
Flannery, Darragh, O'Donoghue, Cathal
core  

Programmable DNA‐Peptide Hybrid Nanostructures for Potent Neutralization of Multiple Influenza a Virus Subtypes

open access: yesAdvanced Functional Materials, EarlyView.
A multivalent antiviral platform based on honeycomb‐shaped DNA nanostructures (HC–Urumin) is developed to enhance the potency and breadth of the host defense peptide Urumin. Through spatially patterned trimeric presentation, HC–Urumin disrupts influenza A virus entry, improves cell viability, and reduces disease severity in vivo‐offering a modular and ...
Saurabh Umrao   +11 more
wiley   +1 more source

Booms and Busts in Asset Prices [PDF]

open access: yes
We show how low-frequency boom and bust cycles in asset prices can emerge from Bayesian learning by investors. Investors rationally maximize infinite horizon utility but hold subjective priors about the asset return process that we allow to differ ...
Albert Marcet, Klaus Adam
core   +3 more sources

Estimation of Relationship between Frequency-Duration and Return Period of Extreme Climatic Events in Khorasan Razavi Province

open access: yesتحقيقات جغرافيايی, 2017
Nowadays there is more attention to extreme climatic events because of its consequent financial, social and economic damages. It is proved that changes in frequency and intensity of extreme events have more damaging effects on human life, social and ...
Maryam Erfanian   +3 more
doaj  

Nonextensive statistical features of the Polish stock market fluctuations

open access: yes, 2006
The statistics of return distributions on various time scales constitutes one of the most informative characteristics of the financial dynamics. Here we present a systematic study of such characteristics for the Polish stock market index WIG20 over the ...
Bartolozzi   +27 more
core   +1 more source

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