Results 31 to 40 of about 58,716,395 (183)

3D‐Printed Geopolymer as a Basic Heterogeneous Catalyst for the Synthesis of α‐Cyanoacrylates Through the Knoevenagel Condensation

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 16, 25 April 2026.
3D‐printed geopolymers are presented as efficient and reusable heterogeneous catalysts for the Knoevenagel condensation. Under mild and green conditions, they promote the high‐yield synthesis of diverse α‐cyanoacrylates with remarkable stability and scalability.
Francesca T. Albino   +5 more
wiley   +1 more source

UEG Week 2021 Poster Presentations

open access: yes, 2021
United European Gastroenterology Journal, Volume 9, Issue S8, Page 262-907, October 2021.
wiley   +1 more source

Alimentos orgânicos na alimentação escolar: perspectivas de atores sociais em municípios de Santa Catarina [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Nutrição, Florianópolis, 2013.A família e a escola são espaços onde as crianças passam a maior parte do dia e representam ...
Silverio, Gabriela de Andrade
core  

Innovative Aqueous Washing Agents for the Efficient Removal of Abamectin From Tomato (Solanum lycopersicum L.) Surface

open access: yesJournal of Food Process Engineering, Volume 49, Issue 4, April 2026.
This study presents an innovative and sustainable aqueous washing solution based on sodium dodecyl sulfate (SDS), capable of efficiently removing the pesticide abamectin from tomato surfaces. The method is reusable, preserves fruit integrity, and shows excellent potential for large‐scale industrial and domestic applications in fruit and vegetable ...
Isabela N. Souza   +6 more
wiley   +1 more source

Informação alimentar e nutricional de sódio em rótulos de alimentos ultraprocessados prontos e semiprontos para o consumo comercializados no Brasil [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em NutriçãoObjetivo: Analisar a informação alimentar e nutricional de sódio em rótulos de alimentos industrializados ultraprocessados ...
Martins, Carla Adriano
core  

Phytochemical and Biological Evaluation of Leaves, Stems, and Roots of Schinus weinmanniifolia Mart. Ex Engl.

open access: yesChemistry &Biodiversity, Volume 23, Issue 3, March 2026.
Ethanolic extracts from leaves, stems, and roots of Schinus weinmanniifolia Mart. ex Engl. were evaluated for phytochemical composition and biological activities. The extracts exhibited antioxidant, photoprotective, and antimicrobial activity, without hemolytic effects or cytotoxicity at active concentrations. Syringic acid, epicatechin, and rutin were
João Andrade   +14 more
wiley   +1 more source

Análise do programa de aquisição de alimentos na alimentação escolar em um município de Santa Catarina [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Nutrição, Florianópolis, 2011O Programa Nacional de Alimentação Escolar (PNAE) oferece refeições para 45,6 milhões de alunos ...
Soares, Panmela
core  

Physicochemical characteristics of organic honey samples of africanized honeybees from Paraná River islands. [PDF]

open access: yes, 2011
This research was carried out to evaluate the physicochemical composition of organic honey in Paraná River islands, in Porto Brasílio, State of Paraná. Honey was harvested directly from super of the colonies in three apiaries spread in the Floresta and ...
Neves, Carolina Antunes   +21 more
core   +1 more source

Análise da compra da agricultura familiar em restaurantes universitários no Rio Grande do Sul

open access: yesRevista Segurança Alimentar e Nutricional, 2021
No ano de 2015, foi publicado o decreto 8473/2015, que dispõe o percentual mínimo de compra de 30% para a aquisição de produtos da agricultura familiar para órgãos da administração pública federal.
Katielly Rissi Briato   +3 more
doaj   +1 more source

Testing the size‐grain hypothesis in a generalist predator: The case of an ant species in the Brazilian savannah

open access: yesJournal of Zoology, Volume 328, Issue 3, Page 234-247, March 2026.
In our recent study, we examined whether ants in the Brazilian Cerrado follow the “grain‐size hypothesis,” which proposes that larger ants should have proportionally longer legs to move efficiently across different environments. We used Ectatomma permagnum, a common predatory ant in the Cerrado, measuring hundreds of individuals collected from various ...
A. Sandim, R. Aranda
wiley   +1 more source

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