Results 51 to 60 of about 182,970 (169)

Formação docente, práticas inclusivas e proposta de um kit magnético para o ensino de química orgânica a estudantes TEA

open access: yesDebates em educação
O Transtorno do Espectro Autista (TEA) pode afetar habilidades sociais, linguísticas e comportamentais, trazendo desafios adicionais ao ensino de Química Orgânica.
Fabiani Cristina de Oliveira Santana   +2 more
semanticscholar   +1 more source

Benzylamines as highly potent inhibitors of the sterol biosynthesis pathway in Leishmania amazonensis leading to oxidative stress and ultrastructural alterations

open access: yesScientific Reports, 2022
Leishmaniasis is a neglected disease caused by protozoan parasites of the Leishmania genus. Benzylamines are a class of compounds selectively designed to inhibit the squalene synthase (SQS) that catalyzes the first committed reaction on the sterol ...
Sara Teixeira de Macedo-Silva   +6 more
doaj   +1 more source

“CASADINHO DA QUÍMICA”: UMA EXPERIÊNCIA COM O USO DA GAMIFICAÇÃO NO ENSINO DE QUÍMICA ORGÂNICA

open access: yesRevista Prática Docente, 2020
Professores e pesquisadores estão sempre em busca de recursos para dinamizar o ensino de Química. A gamificação consiste no uso de elementos de jogos para desenvolver a aprendizagem e pode promover aulas mais dinâmicas e interativas.
Alessandra Timóteo Cardoso   +3 more
semanticscholar   +1 more source

Consecutive hydrazino-Ugi-azide reactions: synthesis of acylhydrazines bearing 1,5-disubstituted tetrazoles

open access: yesBeilstein Journal of Organic Chemistry, 2017
Isocyanide-based multicomponent reactions (IMCRs) allow the construction of relatively complex molecules through a one-pot synthesis. The combination of IMCRs in a consecutive or sequential fashion further extends the complexity of the molecules obtained.
Angélica de Fátima S. Barreto   +2 more
doaj   +1 more source

Integración de TIC, Actividades Lúdicas y Estilos de Aprendizaje en la Enseñanza de la Química Orgánica: Una Revisión Bibliográfica

open access: yesTechnology Rain Journal
La Química Orgánica es una materia fundamental en numerosas carreras universitarias, ya que proporciona la base para comprender procesos biológicos, analíticos e industriales relevantes en disciplinas como Química, Bioquímica, Farmacia, Agronomía ...
Daniela Margoth Caichug Rivera   +3 more
semanticscholar   +1 more source

Stepwise On‐Surface Synthesis and Transformations of Two‐Dimensional Covalent Organic Frameworks by Controlled Thermal Stimuli

open access: yesAdvanced Materials, EarlyView.
The seminal transformation of a 2D‐COF (SURFCOF‐IMDEA1) into a 2D porous COF (SURFCOF‐IMDEA2) on Au(111) by a sequential C‐C coupling and ladderization triggered by thermal annealing steps at increasing temperatures is reported. Abstract The development of covalent organic frameworks (COFs) is currently a primary objective in materials science, taking ...
Ana Barragán   +11 more
wiley   +1 more source

Uso de aplicativos no ensino de química orgânica na percepção de discentes

open access: yes, 2020
O objetivo do presente artigo foi investigar a percepcao de um grupo de discentes ao avaliarem e discutirem as potencialidades e limitacoes de dois aplicativos explorados no ensino do conteudo de Hidrocarbonetos. Nesse estudo, foi utilizada uma abordagem
Fabio Caires de Oliveira   +2 more
semanticscholar   +1 more source

Counterintuitive Fluorescence Blue Shift in Symmetry Breaking Dicationic Bis(indolium) with Two‐Photon Absorption Properties for NIR Living Cell Imaging

open access: yesAdvanced Materials, EarlyView.
Highly water‐soluble dicationic bis(indolium) dyes have been prepared, showing excellent two‐photon absorption and light emission. Their fluorescence behavior discloses an unusual increasing blue shift with increasing solvent polarity, which, in parallel, is beneficial for enhanced detection in biological media.
Carlos Benitez‐Martin   +5 more
wiley   +1 more source

Rational Design and Multicomponent Synthesis of Lipid–Peptoid Nanocomposites towards a Customized Drug Delivery System Assembly

open access: yesMolecules, 2023
Nanotechnology has assumed a significant role over the last decade in the development of various technologies applied to health sciences. This becomes even more evident with its application in controlled drug delivery systems.
Thaissa Pasquali F. Rosalba   +3 more
doaj   +1 more source

Self‐Cooling Molecular Spin Qudits

open access: yesAdvanced Materials, EarlyView.
A material made of [GdEr] molecular dimers can encode a qudit and perform as a magnetic refrigerant. Microwave resonant pulses coherently manipulate its 16 spin states, while direct demagnetization measurements cool the material and a device down to temperatures below 1 K.
Elías Palacios   +12 more
wiley   +1 more source

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