Results 11 to 20 of about 3,577 (170)

Risperidone/Randomly Methylated β-Cyclodextrin Inclusion Complex—Compatibility Study with Pharmaceutical Excipients [PDF]

open access: yesMolecules, 2021
Risperidone (RSP) is an atypical antipsychotic drug used in treating schizophrenia, behavioral, and psychological symptoms of dementia and irritability associated with autism.
Laura Sbârcea   +9 more
doaj   +2 more sources

Análise por FT-IR (UATR e PAS) de microbicidas em filmes poliméricos de tintas comerciais

open access: yesPolímeros, 2014
Este trabalho mostra a avaliação de duas técnicas de espectroscopia no infravermelho por transformada de Fourier (FT-IR), Universal Reflexão Total Atenuada (UATR) e Detecção Fotoacústica (PAS), para a caracterização dos microbicidas, OIT, carbendazim e ...
Ricardo Pedro   +4 more
doaj   +3 more sources

TLC/IR (UATR) off-line coupling for the characterization of additives in EPDM rubber compositions [PDF]

open access: yesPolímeros, 2016
The knowledge of the components that constitutes a rubber composition is important to justify the properties of the final device, particularly when it comes to elastomeric compositions used in the aerospace industry. The development of methodologies that
Denis Damazio   +4 more
doaj   +3 more sources

ANÁLISE DA DEGRADAÇÃO DE REAGENTES QUÍMICOS DE USO ACADÊMICO POR ESPECTROSCOPIA NO INFRAVERMELHO FTIR-UATR

open access: yesRevista UniVap, 2017
No meio acadêmico é comum a utilização de alguns reagentes com o prazo de validade fora do indicado pelo fabricante. Neste trabalho foram analisados reagentes no prazo de validade e após o prazo de validade coletados em laboratórios químicos, com ...
Herbert Leite Souza   +3 more
doaj   +3 more sources

A Novel Underwater Acoustic Target Recognition Method Based on MFCC and RACNN [PDF]

open access: yesSensors
In ocean remote sensing missions, recognizing an underwater acoustic target is a crucial technology for conducting marine biological surveys, ocean explorations, and other scientific activities that take place in water.
Dali Liu   +3 more
doaj   +2 more sources

Determination of Polychloroprene Content in Rubber Blend Containing Ethylene Propylene Diene Monomer by Infrared Techniques [PDF]

open access: yesJournal of Aerospace Technology and Management, 2021
Ethylene propylene diene monomer rubber is used as flexible thermal protection for rocket engines, as well as in blends with polychloroprene, which can be applied in the aeronautical sector, and with great potential in the defense sector.
Paulo Santos Rigoli   +7 more
doaj   +3 more sources

UTILIZAÇÃO DE TÉCNICAS ESPECTROSCÓPICAS NO INFRAVERMELHO (FTIR-UATR), ACOPLADAS A ANÁLISES ESTATÍSTICAS MULTIVARIADAS, NA ANÁLISE DE QUALIDADE DE COLORÍFICOS ALIMENTÍCIOS CONTENDO URUCUM

open access: yesRevista UniVap
Os corantes alimentícios (CAs) possuem a importante função de melhorar a aparência e o sabor dos alimentos. Existem dois tipos de CAs, os artificiais, que são obtidos por síntese química e os naturais, que são extraídos de fontes naturais.
Devanir de Sousa Corrêa   +4 more
doaj   +2 more sources

A Survey of Underwater Acoustic Target Recognition Methods Based on Machine Learning

open access: yesJournal of Marine Science and Engineering, 2023
Underwater acoustic target recognition (UATR) technology has been implemented widely in the fields of marine biodiversity detection, marine search and rescue, and seabed mapping, providing an essential basis for human marine economic and military ...
Xinwei Luo   +3 more
doaj   +1 more source

Entre la movilización y la negociación: FAA y UATRE frente al agronegocio

open access: yesAvances del Cesor, 2021
La configuración del agronegocio no estuvo exenta de conflictos que estructuraron formas de organización y demandas frente al avance y consolidación del nuevo paradigma productivo. El objetivo del presente artículo es historizar cómo emergió la conflictividad en el mundo rural y de qué manera la misma fue procesada y canalizada por las organizaciones ...
Carini, Gabriel Fernando   +1 more
openaire   +5 more sources

A Novel Deep Learning Method for Underwater Target Recognition Based on Res-Dense Convolutional Neural Network with Attention Mechanism

open access: yesJournal of Marine Science and Engineering, 2023
Long-range underwater targets must be accurately and quickly identified for both defense and civil purposes. However, the performance of an underwater acoustic target recognition (UATR) system can be significantly affected by factors such as lack of data
Anqi Jin, Xiangyang Zeng
doaj   +1 more source

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