Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Maria Helena Teles Lopes"'
Autor:
Álvaro Barbosa de Carvalho Júnior, Maria Helena Teles Lopes, Ana Caroline Nery Munoz Carvalho, Antônio Wilson Vieira, Denys Cunha Fonseca Garcia
Publikováno v:
Revista Brasileira de Ensino de Física, Vol 42 (2020)
Resumo Nesse estudo buscou-se desenvolver uma metodologia simples, capaz de caracterizar diferentes propriedades de telhas cerâmicas por meio da propagação de ondas acústicas. Para isso, foi utilizada a energia potencial gravitacional provocada p
Externí odkaz:
https://doaj.org/article/9452392ae16d49688e0d68ddd3f83c71
Autor:
Álvaro Barbosa de Carvalho Júnior, Maria Helena Teles Lopes, Maurílio José Inácio, Samara Guedes Ramos, Debora Santos Rodrigues, Gustavo Dias Froes, Vinícius Marques Botelho Fonseca, Jairo Andrei Vieira de Oliveira
Publikováno v:
International Journal of Advanced Engineering Research and Science. 9:249-255
The aim of this study was to characterize the elastic and mechanical properties of CA-50 steel using the ultrasonic through-transmission technique. The electronic system used is composed of piezoelectric transducers, one emitter and another receiver
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c474ab5d1d51abe77fbac2ec5068994a
https://doi.org/10.22161/ijaers.99.25
https://doi.org/10.22161/ijaers.99.25
Autor:
Álvaro Barbosa de Carvalho Júnior, Maria Helena Teles Lopes, Ana Caroline Nery Munoz Carvalho, Samara Guedes Ramos, Thiago de Castro Guimarães, Maurício Prado Martins
Publikováno v:
International Journal of Advanced Engineering Research and Science. 9:099-104
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b7097d9c9b3ca4248965658ce2e9dc09
https://doi.org/10.22161/ijaers.91.13
https://doi.org/10.22161/ijaers.91.13
Autor:
Álvaro Barbosa de Carvalho Júnior, Maurílio José Inácio, Adalto Soares da Fonseca Júnior, Geraldo Dias Pereira Júnior, Maria Helena Teles Lopes, Samara Guedes Ramos, José Higino Dias Filho, Mateus Souto Almeida
Publikováno v:
International Journal of Advanced Engineering Research and Science. 9:082-090
In this study we sought to develop a non-destructive test that uses the propagation of acoustic waves to characterize the stiffness and hardness of flat glasses. For this purpose, three different glass samples were investigated by using acoustic wave
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5617876680787118cefa45265747e4f6
https://doi.org/10.22161/ijaers.93.12
https://doi.org/10.22161/ijaers.93.12
Autor:
Ana Clara Freitas Santos, Álvaro Barbosa de Carvalho Júnior, Maria Helena Teles Lopes, Debora Santos Rodrigues, René Rojas Rocca
Publikováno v:
Brazilian Journal of Development. 7:74403-74426
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a8d64b3359879fb7a13464c10a1965ee
https://doi.org/10.34117/bjdv7n7-563
https://doi.org/10.34117/bjdv7n7-563
Autor:
Álvaro Barbosa de Carvalho Júnior, Maurílio José Inácio, Maria Helena Teles Lopes, Geraldo Dias Pereira Júnior, Adalto Soares da Fonseca Júnior, Samara Guedes Ramos
Publikováno v:
International Journal of Advanced Engineering Research and Science. 8:339-346
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9198af3cedcb8cc2a4e65a9913a8e14f
https://doi.org/10.22161/ijaers.812.34
https://doi.org/10.22161/ijaers.812.34
Autor:
Mikaella Pricila Alves Dias, Álvaro Barbosa de Carvalho Júnior, Ana Caroline Nery Munoz Carvalho, Maria Helena Teles Lopes, Samara Guedes Ramos, Maurílio José Inácio
Publikováno v:
International Journal of Advanced Engineering Research and Science. 8:227-234
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f874f3a466c31f66a5d883093bc88afb
https://doi.org/10.22161/ijaers.810.26
https://doi.org/10.22161/ijaers.810.26
Autor:
Ananda Lara Costa de Oliveira, Thiago de Castro Guimarães, Álvaro Barbosa de Carvalho Júnior, Caio Brandão Xavier Rocha, Maria Helena Teles Lopes, Stéphanie Oliveira Nina Rocha
Publikováno v:
Brazilian Journal of Development. 7:11851-11869
Os ensaios mecânicos sao importantes para o controle de qualidade de produtos acabados por fornecer diversas informacoes sobre as propriedades mecânicas dos materiais. Alem disso, nos projetos de engenharia, e importante conhecer as caracteristicas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e0c7bae11e3fbf569d66954edeafb924
https://doi.org/10.34117/bjdv7n2-013
https://doi.org/10.34117/bjdv7n2-013
Autor:
Maria Helena Teles Lopes, Denys Cunha Fonseca Garcia, Samara Guedes Ramos, Paulo Roberto Rodrigues Xavier, Álvaro Barbosa de Carvalho Júnior, Edell Anny Oliveira Cangussu
Publikováno v:
Brazilian Journal of Development. 6:62167-62179
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::564e148c967bcd5d79f06cba23666b44
https://doi.org/10.34117/bjdv6n8-589
https://doi.org/10.34117/bjdv6n8-589
Autor:
Álvaro Barbosa de Carvalho Júnior, Maria Helena Teles Lopes, Maurício Prado Martins, Ana Caroline Nery Munoz Carvalho
Publikováno v:
Brazilian Journal of Development. 6:45472-45478
Esse trabalho teve como objetivo verificar a viabilidade de obtencao do quartzo citrino a partir de cristais de ametista tradados apenas termicamente. Para isso, cristais de ametista procedentes do distrito de Brejinho no estado da Bahia foram submet
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::72a07e916aac5756ea3344d5c3394108
https://doi.org/10.34117/bjdv6n7-245
https://doi.org/10.34117/bjdv6n7-245