Results 81 to 90 of about 35,045 (185)

Cintilografia do miocárdio com tecnécio 99m-MIBI e administração de adenosina em portadores de doença arterial coronária: correlação dos resultados com a angiografia coronária e o ultra-som intracoronário Adenosine myocardial perfusion SPECT with Tc-99m-MIBI in patients with obstructive coronary artery disease: correlation between quantitative coronary angiography and intravascular ultrasound measurements

open access: yesArquivos Brasileiros de Cardiologia, 2006
OBJETIVO: Estabelecer a correlação da cintilografia de perfusão do miocárdio (CPM) com Tecnécio 99m-MIBI (MIBI) e injeção de adenosina, empregando a angiografia coronária quantitativa (ACQ) e o ultra-som intracoronário (UIC) como comparação.
Luiz Eduardo Mastrocolla   +11 more
doaj   +1 more source

Symmetry-protected dissipative preparation of matrix product states

open access: yes, 2017
We propose and analyze a method for efficient dissipative preparation of matrix product states that exploits their symmetry properties. Specifically, we construct an explicit protocol that makes use of driven-dissipative dynamics to prepare the Affleck ...
Choi, Soonwon   +2 more
core  

Single‐Crystalline Lateral p‐SnS/n‐SnSe van der Waals Heterostructures by Vapor Transport Growth with In Situ Bi Doping

open access: yesAdvanced Functional Materials, Volume 36, Issue 28, 7 April 2026.
In‐situ doping during growth of SnSe and subsequent attachment of SnS produces high‐quality lateral pn‐heterojunctions between van der Waals semiconductors. Electron beam induced current measurements demonstrate electrically active pn‐junctions, paving the way for devices that harness charge separation at lateral interfaces in layered heterostructures.
Peter Sutter   +4 more
wiley   +1 more source

Effects of lethal and non-lethal malaria on the mononuclear phagocyte system

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1983
The effects ofone non-lethal species ofmalarialparasite, Plasmodium yoelii, and one lethal species, P. berghei, on the mononuclear phagocyte system (MPS) of BALB/c mice were studied. P.
Carlos Eduardo Tosta   +2 more
doaj  

Circulation and suspended particulate matter transport in a tidally dominated estuary: caravelas estuary, Bahia, Brazil

open access: yesBrazilian Journal of Oceanography, 2010
The circulation and transport of suspended particulate matter in the Caravelas Estuary are assessed. Nearly-synoptic hourly hydrographic, current (ADCP velocity and volume transport) and suspended particulate matter data were collected during a full ...
Carlos Augusto França Schettini   +1 more
doaj   +1 more source

Assessment of enamel demineralization using conventional, digital, and digitized radiography Avaliação da desmineralização do esmalte por meio de radiografias convencional, digital e digitalizada

open access: yesBrazilian Oral Research, 2006
This experimental research aimed at evaluating the accuracy of enamel demineralization detection using conventional, digital, and digitized radiographs, as well as to compare radiographs and logarithmically contrast-enhanced subtraction images.
Rívea Inês Ferreira   +4 more
doaj   +1 more source

Symmetry-Protected Topological Entanglement

open access: yes, 2017
We propose an order parameter for the Symmetry-Protected Topological (SPT) phases which are protected by Abelian on-site symmetries. This order parameter, called the "SPT-entanglement", is defined as the entanglement between A and B, two distant regions ...
Marvian, Iman
core   +1 more source

Spatial changes in the water quality of Itajaí-Açú Fluvial-Estuarine System, Santa Catarina, Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2010
This study was carried out with the aim of evaluating the spatial variation of the water quality in the Itajaí-Açú River estuary. Seven stations along the estuary were monitored on a weekly basis, from October 2003 to December 2004, plus two stations in ...
Jurandir Pereira-Filho   +5 more
doaj   +1 more source

Propriedades mecânicas do gastrocnêmio eletroestimulado pós-imobilização Mechanical properties of gastrocnemius eletrostimulated after immobilization

open access: yesActa Ortopédica Brasileira, 2009
INTRODUÇÃO: As propriedades mecânicas (PM) consistem num instrumento de aplicabilidade clínica para profissionais de saúde que atuam no sistema músculo-esquelético.
Leonardo César Carvalho   +5 more
doaj   +1 more source

The emission and physicochemical properties of airborne microplastics and nanoplastics generated during the mechanical recycling of plastic via shredding

open access: yesScientific Reports
This study examined the emission and physicochemical properties of microplastics and nanoplastics (MPs/NPs) generated during shredding, which is regularly used in mechanical recycling.
S. Swinnerton, J. Su, Candace S. J. Tsai
doaj   +1 more source

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