Results 91 to 100 of about 659,554 (215)

Current-Carrying Cosmic Strings in Scalar-Tensor Gravities [PDF]

open access: yes, 2000
We study the modifications on the metric of an isolated self-gravitating bosonic superconducting cosmic string in a scalar-tensor gravity in the weak-field approximation. These modifications are induced by an arbitrary coupling of a massless scalar field
Amsterdanski   +26 more
core   +2 more sources

GRUPO BONAPARTE: APRENDENDO COM UMA CADEIA DE RESTAURANTES DO NORDESTE BRASILEIRO

open access: yesAdministração: Ensino e Pesquisa, 2014
<p>Este caso de ensino visa mostrar os desafios enfrentados por uma empresa de food service, o Grupo Bonaparte,no processo de expansão internacional. A corporação está ampliando as suas atividades para um mercado mais competitivo que é o norte-americano, com isso, vem passando por novas e difíceis situações.
Viviane Santos Salazar   +2 more
openaire   +3 more sources

Empirical Rescue Eradication Therapy for Helicobacter pylori Infection in Second and Subsequent Treatment Lines: Experience From 500 Cases of the Brazilian Registry on H. pylori Management (Hp‐BrazilReg)

open access: yesHelicobacter, Volume 30, Issue 5, September/October 2025.
ABSTRACT Background The effectiveness of anti‐H. pylori treatment diminishes with therapy failure, making regional performance understanding crucial. Objective To evaluate the effectiveness of empirical therapy in second‐line and subsequent treatments in Brazil. Methods A multicenter, prospective, noninterventional registry assessed H.
B. S. F. Sanches   +50 more
wiley   +1 more source

Performance of cryptogenic new onset refractory status epilepticus score in a Brazilian cohort after testing for antineuronal antibodies with tissue‐based and cell‐based assays

open access: yesEpilepsia, Volume 66, Issue 7, Page 2285-2294, July 2025.
Abstract Objective This study was undertaken to describe a case series of Brazilian new onset refractory status epilepticus (NORSE) patients and evaluate the sensitivity and specificity of a clinical score to predict cryptogenic etiology (c‐NORSE score) after autoimmune encephalitis (AE) testing.
João Henrique Fregadolli Ferreira   +42 more
wiley   +1 more source

Turismo Ferroviário

open access: yesRevista Cenário, 2018
Este trabalho objetivou analisar as contribuições do Grupo de Trabalho Interministerial (GT) do Turismo Ferroviário proposto pelo Ministério do Turismo do Brasil e oficializado pela Portaria nº 18/2010.
Vânia Oliveira Antunes   +1 more
doaj   +1 more source

Qualidade de frutos de Tangelo Page sobre quatro porta-enxertos. [PDF]

open access: yes, 2013
A citricultura é uma das principais atividades do agronegócio brasileiro. No entanto, o uso predominante de uma única variedade copa (laranjeira ?Pera? Citrus sinensis (L.) Osbeck) enxertada em um único porta-enxerto (limoeiro ?Cravo? C.
GIRARDI, E. A.   +5 more
core  

Superpropagators for explicitly broken 3D-supersymmetric theories

open access: yes, 1999
A systematic algorithm to derive superpropagators in the case of either explicitly or spontaneously broken supersymmetric three-dimensional theories is presented.
Gates   +7 more
core   +1 more source

Avaliação de risco em mioloma múltiplo: resultados preliminares do grupo brasileiro de estudos de mieloma [PDF]

open access: yes, 2008
The Durie/Salmon staging system continues to be used worldwide in patients with multiple myeloma. However, in recent years, new systems have been proposed.
CHIATTONE, Carlos S.   +12 more
core   +1 more source

The photochemical inheritance of Eduardo Lissi and Juan Grotewold and the intersystem crossings with other inheritances

open access: yesPhotochemistry and Photobiology, Volume 101, Issue 4, Page 790-832, July/August 2025.
Eduardo Lissi, Dorita Adamo‐Lissi and Juan Grotewold in Aberystwyth, Wales, winter 1961. Upon their return to Buenos Aires in 1963, with their PhD degrees, Lissi and Grotewold started a Chemical Kinetics and Photochemistry group in the School of Sciences (University of Buenos Aires).
Silvia E. Braslavsky   +1 more
wiley   +1 more source

Lélia Gonzalez: aportes de gênero, raça e classe pensando a “Amefricaladinidade” do desenvolvimento no Brasil

open access: yesH-Industri@
Lélia Gonzalez (1935-1994) é uma pensadora da formação econômico-social brasileira. Constrói sua obra exercendo o papel de intelectual orgânica dos movimentos da classe trabalhadora, do movimento negro e do feminismo negro.
Carla Curty, Maria Malta
doaj   +1 more source

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