Results 91 to 100 of about 1,386,888 (305)

String Figuring young children's perspectives of quality in English early childhood education and care

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Quality in early childhood education and care (ECEC) is a contested concept and has generally been conceptualised by inter‐related indicators such as staff qualifications, educational environment, policy or child‐to‐staff ratios. There has been a more limited emphasis on how young children might perceive and experience quality.
Nikki Fairchild, Éva Mikuska
wiley   +1 more source

Short-duration rainfall extremes in Sweden: a regional analysis

open access: yesHydrology Research, 2019
We investigate short-duration rainfall extremes in a 22-year long (1996–2017) time series of 15-min values from 128 stations in Sweden. Two different approaches are used to fit extreme value distributions (EVDs) to the data: generalized extreme value ...
Jonas Olsson   +4 more
doaj   +1 more source

School readiness and the good level of development: Policy constructions in English early childhood education

open access: yesBritish Educational Research Journal, EarlyView.
Abstract This paper critically analyses how school readiness has been historically and discursively constructed in Early Childhood Education (ECE) policy in England over the past four decades. Using Bacchi's ‘What's the Problem Represented to be?’ framework and Foucauldian concepts of governmentality, the paper explores how school readiness has shifted
Louise Kay
wiley   +1 more source

No advantageous merging in minimum cost spanning tree problems [PDF]

open access: yes
In the context of cost sharing in minimum cost spanning tree problems, we introduce a property called No Advantageous Merging. This property implies that no group of agents can be better off claiming to be a single node.
Gomez-Rua, Maria, Vidal-Puga, Juan
core   +1 more source

Why Are Consumers Ambivalent About AI‐Generated Images? The Moderating Role of Commercial Versus Noncommercial Content Type

open access: yesJournal of Consumer Behaviour, EarlyView.
ABSTRACT Grounded in ambivalence theories, this research examined factors shaping consumer ambivalence toward AI‐generated content and investigated differences between commercial and noncommercial contexts. As a preliminary study, sentiment analysis of Reddit data using a support vector machine (SVM) revealed that most consumer sentiment toward AI ...
Garim Lee   +3 more
wiley   +1 more source

Continuous-time GARCH processes

open access: yes, 2006
A family of continuous-time generalized autoregressive conditionally heteroscedastic processes, generalizing the $\operatorname {COGARCH}(1,1)$ process of Kl\"{u}ppelberg, Lindner and Maller [J. Appl. Probab.
Brockwell, Peter   +2 more
core   +2 more sources

Mimicking The Photosynthetic Special Pair With Aluminum(III) Porphyrin Homodimer – Fullerene (C60) Supramolecular Assemblies Capable of Long‐Lived Charge Separation

open access: yesChemistry – A European Journal, EarlyView.
The axial‐bonding of aluminum(III) porphyrins was used to create two covalently linked special‐pair mimics to probe charge‐transfer between a porphyrin dimer and a C60 unit for artificial photosynthesis. Although excitonic coupling between the porphyrins is weak, incorporation of a second porphyrin markedly increases both the yield and lifetime of the ...
Stefan Charon   +7 more
wiley   +1 more source

Impact of Probiotic and Bioprotective Cultures on the Quality and Shelf Life of Butter and Buttermilk

open access: yesDairy
In this study, butter and the corresponding buttermilk samples were produced with cream fermented by aromatic (A) or probiotic (P) cultures with or without complementary bioprotective culture (BC). The samples were characterised for their composition and
Carlos Pereira   +5 more
doaj   +1 more source

High‐Temperature Heat Pump Test Bench with n‐Butane (R‐600) Generating Steam

open access: yesChemie Ingenieur Technik, EarlyView.
This work involves building a test bench for a high‐temperature heat pump (HTHP) and analyzing the measurements. The focus is on steam generation using an HTHP to decarbonize process steam demand. The findings indicate that stable steam generation is possible, providing a higher heat transfer coefficient in the heat pump's condenser.
Sebastian Benkert   +7 more
wiley   +1 more source

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