Joao Carlos Machado
Instituição:
Universidade Federal do Rio de Janeiro
Centro:
Centro de Tecnologia
Unidade:
Coordenação dos Programas de Pós-Graduação de Engenharia
Departamento:
Programa de Engenharia Biomédica/COPPE
Formação:
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University of Toronto
| Pós-Doutorado | 1996 - 1997
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University of Washington
Engenharia Elétrica | Doutorado | 1979 - 1983
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Programa de Engenharia Biomédica
Engenharia Biomédica | Mestrado | 1977 - 1977
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Escola de Engenharia
Engenharia Eletronica | Graduação | 1972 - 1976
Laboratórios:
Nenhum laboratório cadastrado
Nuvens de Palavras:
Artigos:
(44.74% artigos com DOI)
Titulo | DOI | Ano |
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Ultrasound biomicroscopy in the quantification of brain perfusion parameters of a rat stroke model: Analysis of contrast agent bolus kinetic dynamics | 10.1016/j.jneumeth.2023.110005 | 2024 |
The P2X7 Receptor Promotes Colorectal Inflammation and Tumorigenesis by Modulating Gut Microbiota and the Inflammasome | 10.3390/ijms23094616 | 2022 |
Nonalcoholic fatty liver disease induced in rats by a high-fat diet and diagnosed with ultrasound biomicroscopy | 10.14366/usg.21182 | 2022 |
Detection of Mice Colorectal Tumors by Endoluminal Ultrasound Biomicroscopic Images and Quantification of Image Augmented Gray Values Following Injection of VEGFR-2 Targeted Contrast Agent | 10.1016/j.acra.2020.01.013 | 2021 |
3-D Endoluminal Ultrasound Biomicroscopic Imaging and Volumetry of Mouse Colon Tumors | 10.1016/j.ultrasmedbio.2021.06.004 | 2021 |
Shear Elastic Coefficient of Normal and Fibrinogen-Deficient Clotting Plasma Obtained with a Sphere-Motion-Based Acoustic-Radiation-Force Approach | 10.1016/j.ultrasmedbio.2021.09.017 | 2021 |
Dynamic assessment of plasma clotting in samples with distinct fibrinogen concentrations using impulsive acoustic radiation force | 10.1016/j.ultras.2021.106515 | 2021 |
Temperature estimation of inflamed bowel by the photoacoustic inverse approach | 10.1002/cnm.3300 | 2020 |
Gas vesicle isolated from microorganisms to act as ultrasound contrast agent | 10.1007/s42600-020-00093-5 | 2020 |
A novel model to simulate venous occlusion plethysmography data and to estimate arterial and venous parameters | 10.1007/s42600-020-00087-3 | 2020 |
New Ultrasonic Techniques for Colorectal Cancer Imaging | 2019 | |
Errors in phase velocity estimation owing to the method used for shear wave waveform phase extraction | 10.1088/2057-1976/ab0f5d | 2019 |
Nonlinear frequency modulated excitation signal and modified compressing filter for improved range resolution and side lobe level of ultrasound echoes | 10.1016/j.apacoust.2017.10.008 | 2018 |
Characterization of Viscoelasticity Due to Shear Wave Propagation: a Comparison of Existing Methods Based on Computational Simulation and Experimental Data | 10.1007/s11340-017-0254-6 | 2017 |
Comparison analysis of four processing methods employed in dynamic elastography to estimate viscoelastic parameters of a medium: tests using computational simulation and experiment | 10.1088/2057-1976/aa61b9 | 2017 |
Ultrasonic method of microvibration detection: part II - additional processing method and applications | 10.1590/2446-4740.01617 | 2017 |
Ultrasound biomicroscopy and claudication test for in vivo follow-up of muscle repair enhancement based on platelet-rich plasma therapy in a rat model of gastrocnemius laceration | 10.1590/S0102-865020160020000004 | 2016 |
In Vivo Endoluminal Ultrasound Biomicroscopy and Endoscopy of Inflamed Rat Esophagus | 10.1016/j.ultrasmedbio.2016.07.001 | 2016 |
Laceration in rat gastrocnemius. Following-up muscle repairing by ultrasound biomicroscopy (in vivo), contractility test (ex vivo) and histopathology | 10.1590/S0102-86502015001000003 | 2015 |
Primary reciprocity-based method for calibration of hydrophone magnitude and phase sensitivity: Complete tests at frequencies from 1 to 7MHz | 10.1016/j.ultras.2014.12.006 | 2015 |
Output bandwidth enhancement of a pulsed ultrasound system using a flat envelope and compensated frequency-modulated input signal: Theory and experimental applications | 10.1016/j.measurement.2015.03.019 | 2015 |
Generation of 3D ultrasound biomicroscopic images: technique validation and in vivo volumetric imaging of rat lateral gastrocnemius | 10.1590/1517-3151.0209 | 2015 |
Biomicroscopia Ultrassônica ? Um aliado no diagnóstico da metástase no melanoma ? estudo em animais | 2015 | |
Hydrophone's sensitivity calibration based on its complex transfer function | 10.1088/1742-6596/575/1/012004 | 2015 |
Structural adaptations of rat lateral gastrocnemius muscle-tendon complex to a chronic stretching program and their quantification based on ultrasound biomicroscopy and optical microscopic images | 10.1016/j.clinbiomech.2013.11.002 | 2014 |
Reliability of Measurements of Rat Lateral Gastrocnemius Architectural Parameters Obtained from Ultrasound Biomicroscopic Images | 10.1371/journal.pone.0087691 | 2014 |
Evaluation of Solid Content in Petroleum and Water in Oil Emulsion by Ultrasonic Spectroscopy | 10.5935/1984-6835.20140025 | 2014 |
In Vivo Endoluminal Ultrasound Biomicroscopic Imaging in a Mouse Model of Colorectal Cancer | 10.1016/j.acra.2012.07.013 | 2013 |
Endoluminal ultrasound biomicroscopy as a reliable tool for in vivo assessment of colonic inflammation in rats | 10.1007/s00384-013-1755-0 | 2013 |
Simultaneous follow-up of mouse colon lesions by colonoscopy and endoluminal ultrasound biomicroscopy | 10.3748/wjg.v19.i44.8056 | 2013 |
Statistical Analysis of High Frequency Ultrasonic Backscattered Signals from Basal Cell Carcinomas | 10.1016/j.ultrasmedbio.2012.06.001 | 2012 |
Método ultrassônico de detecção de microvibração: Parte I - Desenvolvimento da técnica | 10.4322/rbeb.2011.005 | 2011 |
Ultrasound Biomicroscopy for Biomechanical Characterization of Healthy and Injured Triceps Surae of Rats | 10.1242/jeb.059808 | 2011 |
A System for Nuclear Fuel Inspection based on Ultrasonic Pulse-echo Technique | 10.1109/TNS.2011.2164557 | 2011 |
FEATURES OF IN VITRO ULTRASOUND BIOMICROSCOPIC IMAGING AND COLONOSCOPY FOR DETECTION OF COLON TUMOR IN MICE | 10.1016/j.ultrasmedbio.2011.09.003 | 2011 |
Study of cutaneous cell carcinomas ex vivo using ultrasound biomicroscopic images | 10.1111/j.1600-0846.2010.00448.x | 2010 |
In Vitro Ultrasound Biomicroscopy Imaging of Colitis in Rats | 2009 | |
Propriedades acústicas(velocidade de propagação e coeficiente de atenuação) de sedimentos marinhos coletados nas proximidades da Ilha do Cabo Frio, RJ | 2009 | |
Assessment of characteristic of the vasomotor control dynamics based on plethysmographic blood flow measurement | 2008 | |
An ultrasonic theoretical and experimental approach to determine thickness and wave speed in layered media | 2007 | |
Análise da velocidade e atenuação do som no fundo marinho e sua contribuição para a previsão do alcance Sonar | 2007 | |
Sistema de Biomicroscopia Ultra-Sônica para Imagens com Alta Resolução de Tecidos Biológicos | 2007 | |
Técnicas de Calibração de Hidrofones | 2007 | |
Measurement of the ultrasonic attenuation coefficient of human blood plasma during clotting in the frequency range of 8 - 22 MHz | 2006 | |
A Method to Identify Acoustic Reverberation in Multilayered Homogeneous Media | 2004 | |
Mapeamento de Feixe Ultra-sônico Utilizando as Propriedades Cromotérmicas dos Cristais Líquidos Colestéricos | 2004 | |
Ultrasonic Scattering Cross Sections of Shell-Encapsulated Gas Bubble Immersed in a Viscoelastic Liquid: First and Second Harmonics | 2003 | |
Ultrasound Characterization of Coronary Artery Wall In Vitro Using Temperature-Dependent Wave Speed | 2003 | |
Ultrasonic wave speed measurement using the time-delay profile of rf-backscattered signals: simulated and experimental results | 2002 | |
Análise do Desempenho de Equipamentos de Ultra-som para Fisioterapia, operando na cidade do Rio de Janeiro, conforme a Norma NBR/IEC 1689 da ABNT | 2002 | |
Measurement of the Ultrasonic Properties of Human Coronary Arteries In Vitro with a 50 MHz Acoustic Microscope | 2002 | |
Phantoms para ultrasonido con variación continua de la velocidad de propagación de la onda | 2002 | |
Ultrasonic integrated backscatter coefficient profiling of human coronary arteries in vitro | 2001 | |
Implementação do Protocolo para a Obtenção de Parâmetros do Feixe Acústico de Transdutores Ultra-sônicos Biomédicos | 2001 | |
Métodos para Classificação de Ecos Reais e de Reverberação em Meios Homogêneos, Multicamadas | 2000 | |
Ultrasonic wave speed measurement using the time-delay profile of RF-backscattered signals | 2000 | |
Validation of Theoretical Diffraction Correction Functions for Strongly Focused High Frequency Ultrasonic transducers | 1999 | |
Analysis of the Motion of Particles Agitated by Ultrasound and Immersed in a Host Medium, with Application to Viscosity Measurement | 1999 | |
Evaluation of an ultrasonic method applied to the measurement of blood coagulation time | 1997 | |
High frequency intracoronary ultrasound imaging | 1997 | |
Modelo de Propagação Ultra-sônica para a Estimação Simultânea da Espessura e da Velocidade da Onda em Meios Multicamadas | 1997 | |
Focalização e Deflexão Eletrônica do Feixe Ultra-Sônico de um Transdutor Linear | 1996 | |
Modelos de Propagação Ultra-sônica por Acústica Geométrica: Comparação e Desempenho | 1995 | |
Um Equipamento de Imagens Ultra-sônicas em tempo-real Baseado em Computador Pessoal | 1995 | |
Método de Mínimos Quadrados Baseado em Acústica Geométrica para a Estimação do Ponto Focal de Feixes Ultra-sônicos | 1995 | |
Basic Considerations of Acoustic Lenses for Ultrasonic Transducers | 1994 | |
Measurement of plasma clotting time using ultrasonic shear waves | 1994 | |
Phantom para Ultra-Som | 1993 | |
Medição da Velocidade de Propagação do Ultra-som em Materiais com Espessuras da Ordem de um Comprimento de Onda | 1992 | |
An Ultrasonic Method to Measure Human Plasma Coagulation Time | 1991 | |
Proposta de um Novo Método para Tomografia Ultra-sônia por Pulso-eco | 1989 | |
Obtenção Automática de Parâmetros Piezoelétricos de Cerâmicas e Polímeros: o caso das cerâmicas nacionais para uso em ultra-sonografia | 1989 | |
Influência da Espessura das Camadas de Acoplamento no Comportamento Eletromecânico de Transdutores de Ultra-som | 1989 | |
Sistema Computadorizado para o Mapeamento do Campo Ultra-sônico | 1987 | |
Spectral Analysis of Ultrasonic Wave Backscattered from Randomly Distributed Spherical Particles | 1984 | |
Acoustic Wave Propagation in Randomly Distributed Spherical Particles | 1983 |
Eventos:
(0.00% eventos com DOI)