Results 91 to 100 of about 122,168 (347)

[Review of] Alexandru Moscu (Director/Co-Producer) and Joel Geyer (Writer/Co-Producer). In Search of Freedom: Nebraskans from Latvia [PDF]

open access: yes, 1988
Alexandru Moscu and Joel Geyer have produced a program which provides many penetrating insights into the dimensions of ethnicity in the United States. Furthermore they packaged the program in a manner which is not only instructive but also emotionally ...
Gradwohl, David M.
core   +1 more source

Optimal model‐based design of experiments for parameter precision: Supercritical extraction case

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study investigates the process of chamomile oil extraction from flowers. A parameter‐distributed model consisting of a set of partial differential equations is used to describe the governing mass transfer phenomena in a cylindrical packed bed with solid chamomile particles under supercritical conditions using carbon dioxide as a solvent ...
Oliwer Sliczniuk, Pekka Oinas
wiley   +1 more source

Synthesis and Characterization of Novel Polyurethanes Based on Tall Oil

open access: yesMedžiagotyra, 2013
Amide and ester type polyols were synthesized from different kinds of tall oil and two types of ethanolamine (diethanolamine and triethanolamine). Poly(urethane amides) and polyester urethanes based on the synthesized polyols were prepared. The influence
Vladimir YAKUSHIN   +5 more
doaj   +1 more source

Low‐intensity exercise stimulates bioenergetics and increases fat oxidation in mitochondria of blood mononuclear cells from sedentary adults

open access: yesPhysiological Reports, 2020
Aim Exercise training induces adaptations in muscle and other tissue mitochondrial metabolism, dynamics, and oxidative phosphorylation capacity. Mitochondrial fatty acid oxidation was shown to be pivotal for the anti‐inflammatory status of immune cells ...
Edgars Liepinsh   +9 more
doaj   +1 more source

Restricted Tweedie stochastic block models

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract The stochastic block model (SBM) is a widely used framework for community detection in networks, where the network structure is typically represented by an adjacency matrix. However, conventional SBMs are not directly applicable to an adjacency matrix that consists of nonnegative zero‐inflated continuous edge weights.
Jie Jian, Mu Zhu, Peijun Sang
wiley   +1 more source

Impact of orphan drugs on Latvian budget

open access: yesOrphanet Journal of Rare Diseases, 2016
BackgroundNumber of orphan medicinal products on the market and number of rare disease patients, taking these usually expensive products, are increasing. As a result, budget impact of orphan drugs is growing.
K. Logviss, D. Krievins, S. Purviņa
semanticscholar   +1 more source

The IMF's Stand-by Arrangements and the Economic Downturn in Eastern Europe: The Cases of Hungary, Latvia, and Ukraine [PDF]

open access: yes, 2009
This paper looks at three countries that have been hard-hit by the world economic recession, and have turned to the IMF for assistance: Hungary, Latvia, and Ukraine.
Jose Antonio Cordero
core  

Registered Clinical Trials of Ayahuasca and DMT: A Scoping Review

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Interest in ayahuasca and its main component, N,N‐Dimethyltryptamine (DMT), has currently moved from historical and experimental use into modern clinical development. Yet, current evidence is fragmented, and systematic mapping of trial methods and design choices remains limited.
Tijana Stojanović   +4 more
wiley   +1 more source

Artificial Intelligence as a Catalyst for Environmental and Social Sustainability Practices in SMEs: The Moderating Role of Sustainability, Digitalization, and Innovation Barriers

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study examines the relationship between artificial intelligence and both environmental and social sustainability practices in small and medium‐sized enterprises, with a specific focus on the moderating effects of implementation barriers relating to sustainability, digitalization, and innovation.
Gülçinay Mumcu, Steven A. Brieger
wiley   +1 more source

"Latvieši un Latvija" (Latvians and Latvia), chief editor: Jānis Stradiņš, Latvijas Zinātņu Akadēmija, Rīga, no. of pages: 526 (volume I), 559 (volume II), 479 (volume III), 814 (volume IV)

open access: yesActa Baltico-Slavica, 2014
In 2013 in Riga the monumental study entitled Latvieši un Latvija (Latvians and Latvia) was published. The book under review consists of four volumes: Latvians; Statehood in Latvia and the Latvian State – established and lost; The restored Latvian state;
Mirosław Jankowiak
doaj   +1 more source

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