Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Antonio Jose Ramirez"'
Autor:
Jair Carlos Dutra, Kaue Correa Riffel, Regis Henrique Gonçalves e Silva, Antonio Jose Ramirez
Publikováno v:
Metals, Vol 13, Iss 8, p 1387 (2023)
GTAW welding with pulsed current has been misinterpreted in some of the classic literature and scientific articles. General conclusions are presented, stating that its use provides greater penetration compared to the use of constant current and that
Externí odkaz:
https://doaj.org/article/9797a6ccf36e4e17ad404ab211afda02
Autor:
Tiago Felipe de Abreu Santos, Edwar Andrés Torres López, Eduardo Bertoni da Fonseca, Antonio Jose Ramirez
Publikováno v:
Materials Research, Vol 19, Iss 1, Pp 117-131 (2016)
Friction stir welding was used to produce butt joints on 6 mm thick plates of UNS S32101 lean duplex stainless steel, S32205 duplex stainless steel, and S32750 and S32760 superduplex stainless steels. Fully consolidated joints were achieved, with ful
Externí odkaz:
https://doaj.org/article/075629a4a2e0418aa219d3df0c3188d1
Autor:
Eugenio E. Vogel, Patricio Vargas, Gonzalo Saravia, Julio Valdes, Antonio Jose Ramirez-Pastor, Paulo M. Centres
Publikováno v:
Entropy, Vol 19, Iss 9, p 499 (2017)
In the present paper, we discuss the interpretation of some of the results of the thermodynamics in the case of very small systems. Most of the usual statistical physics is done for systems with a huge number of elements in what is called the thermod
Externí odkaz:
https://doaj.org/article/0d7e79097b3349778817fdbaee49c55d
The GTAW welding with pulsed current has been misinterpreted in some classic literature and scientific articles. General conclusions are presented, stating that its use provides greater penetration compared to the use of constant current and that the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5e352f324c1d09ac1a1eb3a10cd6fe6c
https://doi.org/10.21203/rs.3.rs-2865245/v1
https://doi.org/10.21203/rs.3.rs-2865245/v1
Publikováno v:
ANTONIO JOSE RAMIREZ MELGAREJO
espanolLa Vega Alta del rio Segura en la Region de Murcia es una comarca rural que, durante el ultimo siglo, se ha ido conformando en un importante enclave productivo agricola. Actualmente esta plenamente inserto en las grandes cadenas globales de co
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bfe5d387a8242a18f99f03d07a6dd852
https://doi.org/10.6035/kult-ur.2020.7.14.2
https://doi.org/10.6035/kult-ur.2020.7.14.2
Autor:
Antonio Jose Ramirez Londono, Erenilton Pereira da Silva, Omar Maluf, Victor Ferrinho Pereira, Brianda Rangel Francisco, Ricardo Henrique Buzolin, Haroldo Cavalcanti Pinto
Publikováno v:
Materials Science Forum. 879:2306-2311
The microstructure and mechanical properties of dissimilar butt-joints between a high-strength low alloyed (HSLA) grade and an austenitic high Mn TRIP steel were investigated. The tool rotation and the tool offset toward the TRIP steel were varied be
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3421522e27a0ac90affc42cfab7bff3a
https://doi.org/10.4028/www.scientific.net/msf.879.2306
https://doi.org/10.4028/www.scientific.net/msf.879.2306
Autor:
Cleiton Carvalho Silva, Conrado Ramos Moreira Afonso, Antonio Jose Ramirez, Marcelo Ferreira Motta, Hélio Cordeiro de Miranda, Jesualdo Pereira Farias
Publikováno v:
Soldagem & Inspeção, Vol 17, Iss 3, Pp 251-263 (2012)
Prolongar a vida útil e aumentar a confiabilidade de equipamentos e tubulações de plantas de produção e processamento de petróleo é uma busca constante no setor de petróleo e gás. Tais aspectos dependem essencialmente do uso de ligas resiste
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::23103272347b5cd0ebc52b6f4914bc6f
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242012000300009
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242012000300009
Publikováno v:
Soldagem & Inspeção, Vol 16, Iss 3, Pp 265-273 (2011)
Foram obtidas juntas dissimilares da liga de alumínio 6063-T5 e do aço AISI SAE 1020 com espessura de 2,0 mm soldadas por atrito com pino não consumível. O objetivo deste trabalho é avaliar o efeito da penetração e o deslocamento da ferramenta
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::7b8ddc63be71214ec3ae882c16803927
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242011000300008
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242011000300008
Publikováno v:
Soldagem & Inspeção, Vol 14, Iss 3, Pp 207-214 (2009)
A susceptibilidade à fragilização induzida pelo Hidrogênio (FIH) foi avaliada em soldas de aço para blindagem temperado e revenido (T&R) de 4,5mm de espessura. As soldas foram desenvolvidas utilizando o processo SMAW com um baixo aporte de calor
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doajarticles::f73627a3ab4deac52c966bcc176b6f4a
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242009000300004
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0104-92242009000300004
We evaluate the distribution of female physicists in the Argentinean workforce, analyzing the distribution of women at different levels of education and research using several indicators. Although important imbalances still occur, our findings are en
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5a80f9b232daf9094906e6b0583a35d7
https://aip.scitation.org/doi/abs/10.1063/1.4937649
https://aip.scitation.org/doi/abs/10.1063/1.4937649