Results 41 to 50 of about 418,417 (186)

Modeling physiological processes in plankton on enzyme kinetic principles

open access: yesScientia Marina, 2004
Many ecologically important chemical transformations in the ocean are controlled by biochemical enzyme reactions in plankton. Nitrogenase regulates the transformation of N2 to ammonium in some cyanobacteria and serves as the entryway for N2 into the ...
Ted Packard   +2 more
doaj   +1 more source

Pseudognaphalium aldunateoides de nuevo bajo Gnaphalium (Compositae: Gnaphalieae)

open access: yesCollectanea Botanica, 2018
La clasificación genérica de varios miembros de la tribu Gnaphalieae (Compositae) y en particular la delimitación genérica del antiguo género Gnaphalium ha sido problemática durante mucho tiempo. El género Pseudognaphalium fue escindido de Gnaphalium por
A. Acosta-Maindo, M. Galbany-Casals
doaj   +1 more source

EU Emission trading – better job second time around? [PDF]

open access: yes, 2007
The EU Emission Trading Scheme (EU ETS) for CO2-emissions from energy and industry installations reflects a paradigm shift towards market-based instruments for environmental policy in the EU. The centerpieces of the EU ETS are National Allocation Plans (
Betz, Regina   +2 more
core   +1 more source

Options Introduction and Volatility in the EU ETS [PDF]

open access: yes
To improve risk management in the European Union Emissions Trading Scheme (EU ETS), the European Climate Exchange (ECX) has introduced option instruments in October 2006 after regulatory authorization.
Benoît Sévi   +2 more
core   +6 more sources

State-of-the-art retinal vessel segmentation with minimalistic models

open access: yesScientific Reports, 2022
The segmentation of retinal vasculature from eye fundus images is a fundamental task in retinal image analysis. Over recent years, increasingly complex approaches based on sophisticated Convolutional Neural Network architectures have been pushing ...
Adrian Galdran   +5 more
doaj   +1 more source

Dielectric relaxation of the ionic liquid 1-ethyl-3-methylimidazolium ethyl sulfate: microwave and far-IR properties [PDF]

open access: yes, 2017
Dielectric relaxation of the ionic liquid, 1-ethyl-3-methylimidazolium ethyl sulfate (EMI+ETS–), is studied using molecular dynamics (MD) simulations. The collective dynamics of polarization arising from cations and anions are examined.
Dhumal, Nilesh R.   +4 more
core   +1 more source

Historical games and recreational education: the case of the urban game “The prophecy of Adolfo Venturi”

open access: yesDidattica della storia
The article intends to examine the didactic potential and problems of the immersive historical game through the case study of the urban game La profezia di Venturi, realised by PopHistory ETS in the school year 2023-2024. The analysis will first focus on
Gian Luca Gonzato   +3 more
doaj   +1 more source

Test-Optional Policies: Impacts to Date and Recommendations for Equity in Admissions

open access: yesJournal of Postsecondary Student Success
Many institutions were forced by the COVID-19 pandemic to change admissions policies as a response to logistical challenges around testing. However, even as logistical challenges have resolved, pandemic-era changes to higher education testing policies ...
Reginald M. Gooch   +3 more
doaj   +1 more source

The Intergenerational Transmission of Divorce: A Fifteen-Country Study with the Fertility and Family Survey [PDF]

open access: yes
Studies mainly from the United States provide evidence that children of divorced parents face a higher risk of divorce in their own marriages. We estimate and analyze the effects of divorce transmission using comparative individual data from the United ...
Andreas Diekmann, Kurt Schmidheiny
core  

Bases metodológicas para el cálculo de muros entramados de madera con vegetación o muros Krainer

open access: yesInformes de la Construccion, 2014
El presente trabajo establece una serie de criterios para el cálculo de muros entramados de madera con vegetación, popularmente conocidos como muros Krainer.
A. García-Vega   +4 more
doaj   +1 more source

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