Results 51 to 60 of about 22,763 (259)

Pasado y presente de la disputa del psicologismo y el logicismo. Hacia el proyecto de una normatividad del entendimiento humano

open access: yes, 2022
[ES]El estudio elabora una génesis del psicologismo y su relación con el logicismo en el contexto de la filosofía alemana del siglo XX. Se explora las distintas formas en las que el psicologismo se ha ido desarrando a los largo de los debates filosóficos
Hernández Marcelo, Jimmy
core  

Bidirectional Photoswitching of a Tailored Azobenzene with Red and Far‐Red Light Involving Triplet Sensitization in an Aqueous System

open access: yesAdvanced Science, EarlyView.
The action spectrum of a tailored azobenzene is shifted toward bio‐optical window through the chemical modification of its singlet and triplet energy levels. Consequently, the bidirectional photo‐switching of azobenzene in physiological conditions is achieved when excited by red and far‐red light, which offers greater tissue penetration.
Mila Miroshnichenko   +11 more
wiley   +1 more source

Examining the Volatility of Oil Revenue and its Impact on Algeria’s Macroeconomic Stability

open access: yesFolia Oeconomica Stetinensia
Algeria heavily relies on its oil revenues, being one of the leading crude oil producers in Africa and a key member of OPEC. This dependency exposes its economy to the volatility of oil prices in international markets, which can have significant ...
Bouyacoub Brahim
doaj   +1 more source

Social and economic development of Ukraine: Modelling the migration factor impact

open access: yesEconomics and Business Review, 2022
The paper aims to analyse the dependence of the economic and social development of Ukraine on migration factors (human resources and remittances) in the years 2002–2020.
Vasyltsiv Taras   +3 more
doaj   +1 more source

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

Blurring the Boundary between Bio- and Geohopanoids: Plakohopanoid, a C32-Biohopanoid Ester from Plakortis cf. lita

open access: yes, 2012
Plakohopanoid, a new type of hopanoid derivative composed of a C32 hopanoid acid ester linked to a mannosylmyo- inositol, was isolated from the sponge Plakortis cf. lita as its peracetyl derivative.
Valeria Costantino   +8 more
core   +1 more source

Innovative electrospun geopolymer/zeolite/PVA composite membranes

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Proposed scheme of gas adsorption mechanisms on electrospun geopolymer/zeolite/PVA composite membranes. Abstract Innovative electrospun poly(vinyl alcohol) (PVA)–geopolymer–zeolite 13X composite membranes were successfully fabricated and systematically characterized.
Mariana Schneider   +7 more
wiley   +1 more source

Estimativa da ingestão e digestibilidade de erva e bolota em porcos alentejanos pela técnica dos n-alcanos Estimation of intake and digestibility of pasture and acorns by alentejano pigs using n-alkanes

open access: yesRevista de Ciências Agrárias, 2007
Com o objectivo de estimar, em porcos Alentejanos, a ingestão e a digestibilidade de erva e bolota, foi realizado um ensaio utilizando n-alcanos de cadeia longa como marcadores fecais.
C. Mendes   +3 more
doaj  

Measuring Dynamics of Risk and Performance of Sector Indices on Zagreb Stock Exchange

open access: yesCroatian Review of Economic, Business and Social Statistics, 2015
Investors are interested in sector diversification on stock markets among other important portfolio topics. This paper looks at five sector indices on Croatian capital market as an example of a small, relatively illiquid market.
Škrinjarić Tihana
doaj   +1 more source

Real time detection of malicious DoH traffic using statistical analysis [PDF]

open access: yes, 2023
The DNS protocol plays a fundamental role in the operation of ubiquitous networks. All devices connected to these networks need DNS to work, both for traditional domain name to IP address translation, and for more advanced services such as resource ...
García Rubio, Carlos   +2 more
core   +1 more source

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