Results 151 to 160 of about 179,423 (324)

A Deep Learning Framework for Forecasting Medium‐Term Covariance in Multiasset Portfolios

open access: yesJournal of Forecasting, EarlyView.
ABSTRACT Forecasting the covariance matrix of asset returns is central to portfolio construction, risk management, and asset pricing. However, most existing models struggle at medium‐term horizons, several weeks to months, where shifting market regimes and slower dynamics prevail.
Pedro Reis, Ana Paula Serra, João Gama
wiley   +1 more source

Nonthermal Food Processing Technologies: A Comprehensive Review

open access: yesFuture Postharvest and Food, EarlyView.
The graphical abstract illustrates the shift from traditional thermal food preservation methods to advanced nonthermal technologies. Traditional methods, represented by heating, often compromise the nutritional and sensory quality of foods. In contrast, nonthermal approaches such as high‐pressure processing (HPP), pulsed electric field (PEF ...
Ashok Kumar Yadav   +5 more
wiley   +1 more source

Teletrabalho na Agência Nacional de Vigilância Sanitária e a inovação na anuência de importação de produtos para saúde

open access: yesVigilância Sanitária em Debate: Sociedade, Ciência & Tecnologia, 2019
Introdução: A inserção do teletrabalho para os anuentes de processos de importação de produtos para saúde trouxe inovação a todos os envolvidos na importação.
Sara Fabiana Bittencourt Aguiar   +2 more
doaj   +2 more sources

Soberania nacional e privatização dos terminais portuários

open access: yesScientia Iuris, 2012
Inicia-se o presente artigo fazendo referência a soberania Estatal. Na seqüência abordam-se a questão dos portos públicos e dos portos privados, dando ênfase aos portos privados da Grã-Bretanha e da China.
Alvaro Borges de Oliveira   +1 more
doaj  

Multifactorial Screening for Fine‐Scale Selection of CCS Industrial Clusters and Hubs in Brazil

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT As Brazil moves toward implementing its decarbonization commitments, carbon capture and storage (CCS) hubs are emerging as a key pathway for large‐scale CO2 abatement in hard‐to‐abate sectors. This paper presents a multifactorial, data‐driven framework to screen and prioritize potential CCS industrial clusters and hubs across Brazilian regions,
Gustavo P. Oliveira   +5 more
wiley   +1 more source

Portopulmonary hypertension practice patterns after liver transplantation

open access: yesLiver Transplantation, EarlyView., 2022
Abstract Portopulmonary hypertension (POPH) is a type of pulmonary arterial hypertension occurring exclusively in those with portal hypertensive liver disease. Liver transplantation (LT) can significantly improve outcomes. Current guidelines counsel against immediate adjustments to targeted therapy after LT and suggest routine echocardiography as ...
Arun Jose   +3 more
wiley   +1 more source

Porto Solidário – Diagnóstico Social do Porto

open access: yes, 2009
Junto desta equipa colaboraram, de forma permanente, os membros da equipa de Pedagogia Social da Faculdade de Educação e Psicologia da UCP; os membros da Rede de Mediadores DSP, bem como membros do Conselho de Acompanhamento (UCP/FEP; FPS/CLASP).
Azevedo, Joaquim   +6 more
openaire   +2 more sources

Yeast diversity related with Touriga Nacional Grape variety [PDF]

open access: yes, 2011
The diversity of yeast species related with the grape variety Touriga Nacional was evaluated at four distinct vineyards of three Portuguese wine regions. Samples were collected 48 h after crushing, and when the loss of CO2 reached 70 g/L.
Alemão, F.   +6 more
core  

Dry Reforming of Biogas Over Li–Ni–Al Catalysts: Influence of Li Incorporation Method

open access: yesGreenhouse Gases: Science and Technology, EarlyView.
ABSTRACT Hydrogen is a promising source of energy, given the current context of depletion of fossil fuels and increased emissions of greenhouse gases. The technological route for obtaining this fuel from the dry reforming of biogas has received considerable attention from researchers, as it converts the polluting gases CH4 and CO2 into synthesis gas ...
Cristine Munari Steffens   +1 more
wiley   +1 more source

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