Results 61 to 70 of about 70,085 (286)

Estudo dos efeitos da polaridade na soldagem com corrente contínua e alternada pelos processos TIG e MIG/MAG [PDF]

open access: yes, 2009
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-graduação em Engenharia MecânicaEste trabalho abrange o estudo do efeito da polaridade sobre alguns aspectos da soldagem com os processos TIG e MIG/MAG ...
Cirino, Luciano Machado
core  

Effect of beam defocusing on porosity formation in laser-MIG hybrid welded TA2 titanium alloy joints

open access: yesJournal of Manufacturing Processes, 2020
The influence of defocusing distance on porosity formation during laser-MIG hybrid welding of TA2 titanium alloy joints was studied by both experimental and numerical methods. The experimental results showed that the population of porosities decreased in
Shuling Chen   +6 more
semanticscholar   +1 more source

Stability and Heat Input Controllability of Two Different Modulations for Double-Pulse MIG Welding

open access: yesApplied Sciences, 2019
Aluminum alloy welding frequently experiences difficulties such as heat input control, poor weld formation, and susceptibility to pore generation. We compared the use of two different modulations for double-pulse metal inert gas (MIG) welding to reduce ...
Jiaxiang Xue   +5 more
doaj   +1 more source

The Endothelial CXCR Family in Vascular Health and Disease

open access: yesiNew Medicine, EarlyView.
ABSTRACT Endothelial cells (ECs) form the dynamic interface between blood and tissue, serving as key regulators of vascular homeostasis, inflammation, and repair. Among the molecular systems governing endothelial behavior, the C‐X‐C motif chemokine receptor (CXCR) family—originally characterized in immunology for its roles in leukocyte trafficking and ...
Zhiming Wu   +4 more
wiley   +1 more source

Desenvolvimento tecnológico para soldagem MIG de ligas de alumínio 5083 H116 [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência e Engenharia de Materiais, Florianópolis, 2014.As ligas de alumínio-magnésio apresentam uma posição de destaque na indústria naval ...
Savi, Bruna Martinello
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Build Back Better Regional Challenge planning and building code barriers analysis: final report (task six)

open access: yes, 2022
prepared for Oregon Department of Land Conservation & Development, Port of Portland ; prepared by MIG, APG, Code Unlimited.This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program.

core  

Mig‐6 could inhibit cell proliferation and induce apoptosis in esophageal squamous cell carcinoma

open access: yesThoracic Cancer, 2022
Background To investigate the expression and biological functions of mitogen‐induced gene 6 (Mig‐6) in esophageal squamous cell carcinoma (ESCC). Methods The expression of Mig‐6 in ESCC tissues and normal esophageal epithelial tissues were measured by ...
Yuantao Cui   +6 more
doaj   +1 more source

Proteomic Changes in Cancer Cell Lines as a Result of Bacterial Infection

open access: yesPROTEOMICS, EarlyView.
ABSTRACT Bacterial infections have been implicated in shaping the tumor microenvironment (TME), but their effects on cancer cell proteomes remain unexplored. In this study, we analyzed proteomic changes in melanoma (A375) and ovarian cancer (OVCAR3) cell line models following infection with Staphylococcus aureus strain USA300 or Salmonella enterica ...
Bo Ren   +7 more
wiley   +1 more source

Desenvolvimento de tecnologias no processo MIG/MAG para aumento de produtividade e melhoria da qualidade mediante o uso da polaridade negativa [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós Graduação em Engenharia Mecânica, Florianópolis. 2011Este trabalho trata do estudo feito sobre a aplicabilidade da polaridade negativa no processo MIG ...
Puhl, Eduardo Bidese
core  

Range‐wide sampling reveals cryptic lineages but largely conserved mycorrhizal associations in the Japanese fairy lantern Thismia kobensis

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The jewel‐like flowers of Thismia are as rare as they are beautiful, often recorded from only a single site per species. Access to 15 populations of T. kobensis has enabled an uncommon, range‐wide assessment of morphology, genetics, and fungal partners. Our analyses showed that T.
Kenji Suetsugu   +4 more
wiley   +1 more source

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