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Quorum sensing detected by atomic force microscopy imaging of corrals surrounding multicellular arrangement of bacteria
(WILEY-LISS, 2008)
Connectivity of the glycocalyx covering of small communities of Acidithiobacillus ferrooxidans bacteria deposited on hydrophilic mica plates was imaged by atomic force microscopy. When part of the coverage was removed by ...
Tip-enhanced Raman spectroscopy in graphene
(Universidade Federal de Minas GeraisBrasilENG - DEPARTAMENTO DE ENGENHARIA ELÉTRICAPrograma de Pós-Graduação em Engenharia ElétricaUFMG, 2019-12-20)
Este trabalho aborda aspectos fundamentais do uso da micro e da nanoespectroscopia óptica para a caracterização de materiais, em especial grafenos, com implicações potenciais em outras estruturas bidimensionais nanométricas. ...
Temperature effects on the nitric acid oxidation of industrial grade multiwalled carbon nanotubes
(SpringerDordrechtHolanda, 2013)
Graphene modification with gold nanoparticles using the gas aggregation technique
(ELSEVIER SCIENCE SALAUSANNE, 2012)
Gold nanoparticles (Au-NPs) were deposited on single layer graphene (SLG) and few layers graphene (FLG) by applying the gas aggregation technique, previously adapted to a 4-gun commercial magnetron sputtering system. The ...
Estudo dos parâmetros e mecanismos de cristalização de vidros e vitrocerâmicas aluminosilicato de cálcio dopados com Nd³+
(Universidade Estadual de MaringáBrasilUEMMaringá, PRPrograma de Pós-Graduação em Física, 2018)
Dentinal tubules obliteration using a toothpaste with nano-hyDroxyapatite obtaineD from chicken eggshell
(Polish Dental Association, 2022)
Introduction: Dentin hypersensitivity is a common pathology, produced by exposed dental tubules. Objectives: The aim of this study was the evaluation of the effectiveness of experimental toothpaste based on nano-hydroxyapatite ...
Documentoscopia por microespectroscopia Raman e microscopia de força atômica
Considerando o forte impacto social e financeiro causado pelas fraudes em documentos, principalmente o papel-moeda, e a diversidade de métodos empregados nas falsificações, sua crescente disseminação e sofisticação, é ...
Fructose derived oligosaccharides prevent lipid membrane destabilization and DNA conformational alterations during vacuum-drying of Lactobacillus delbrueckii subsp. bulgaricus
(Elsevier Science, 2020-12)
Dehydration of lactic acid bacteria for technological purposes conducts to multilevel damage of bacterial cells. The goal of this work was to determine at which molecular level fructose-oligosaccharides (FOS) and sucrose ...