Results 61 to 70 of about 38,247 (192)

Progress in Thermomechanical Analysis of Friction Stir Welding

open access: yesChinese Journal of Mechanical Engineering, 2020
This article reviews the status of thermomechanical analysis of the friction stir welding (FSW) process for establishing guidelines for further investigation, filling the available research gaps, and expanding FSW applications.
Bahman Meyghani, Chuansong Wu
doaj   +1 more source

FSW varjenje bakra

open access: yes, 2021
V diplomskem delu smo prikazali varjenje dveh bakrenih zlitin Cu-HCP (CW0021A/C10300) in Cu-ETP (CW004A/C11000). Podrobneje smo opisali kemijsko sestavo bakra in opisali njegove fizikalne lastnosti. Na kratko smo podali opis legiranja bakra z drugimi elementi in nastanek zlitin po legiranju.
openaire   +1 more source

Statistical model of the tool/workpiece mechanical interactions in FSW [PDF]

open access: yes, 2012
The robotization of the FSW process is facing two challenges which are to support the amplitude of the tool / workpiece mechanical interaction generated by welding and to apply the process parameters and in particular the axial force.
ABBA, Gabriel   +4 more
core   +3 more sources

Optimization of FSW parameters for maximum UTS of AA6082/SiC/10 composites

open access: yesAdvanced Composites Letters, 2019
Friction stir welding (FSW) offers significant advantage when compared with fusion joining process such as no shield gas or flux are used, no harmful gases are produced, thereby making the FSW environmentally friendly.
Rajesh Kumar Bhushan, Deepak Sharma
doaj   +1 more source

Advances in friction stir welding of steel : Project HILDA [PDF]

open access: yes, 2014
A microstructure and property evaluation of friction stir welded DH36 6mm plate has been undertaken. The study examined a wide range of process parameters and, from this, a process parameter envelope has been developed and an initial process parameter ...
Arbaoui, Larbi   +6 more
core  

Utilisation of sexual health services by female sex workers in Nepal [PDF]

open access: yes, 2011
Background The Nepal Demographic Health Survey (NDHS) in 2006 showed that more than half (56%) of the women with sexually transmitted infections (STIs), including HIV, in Nepal sought sexual health services. There is no such data for female sex workers (
B Vuylsteke   +30 more
core   +4 more sources

Program brief: HIV vulnerability and prevention needs of young female sex workers in Kumasi, Ghana [PDF]

open access: yes, 2013
This study was implemented by Boston University in collaboration with the Kwame Nkrumah University of Science and Technology with support from the President’s Emergency Plan for AIDS Relief (PEPFAR) through the U.S.
Adhiambo Onyango, Monica   +6 more
core  

Is the HCV-HIV co-infection prevalence amongst injecting drug users a marker for the level of sexual and injection related HIV transmission?

open access: yes, 2013
BACKGROUND: Amongst injecting drug users (IDUs), HIV is transmitted sexually and parenterally, but HCV is transmitted primarily parenterally. We assess and model the antibody prevalence of HCV amongst HIV-infected IDUs (denoted as HCV-HIV co-infection ...
Beattie, Tara   +8 more
core   +1 more source

Experimental External Force Estimation Using a Non-Linear Observer for 6 axes Flexible-Joint Industrial Manipulators [PDF]

open access: yes, 2013
This paper proposes a non-linear observer to estimate not only the state (position and velocity) of links but also the external forces exerted by the robot during Friction Stir Welding (FSW) processes.
ABBA, Gabriel   +2 more
core   +6 more sources

Addressing inequity in health and health care in Mexico.

open access: yes, 2002
Despite the fact that life expectancy at birth in Mexico has improved from forty-two years in 1940 to seventy-three in 2000, major inequalities persist in health and access to health care.
Barraza-Lloréns, Mariana   +3 more
core   +1 more source

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