Results 21 to 30 of about 216,786 (207)

Study on the weld formation, microstructure and mechanical properties of AZ31B Mg alloy in AC/DC mixed gas tungsten arc welding process

Journal of Materials Research and Technology, 2022
In this work, a new welding electrical signal waveform of the AC/DC mixed waveform is purposed to improve the welding quality of magnesium alloy TIG. The method is named as AC/DC mixed tungsten inert gas arc (MIX-TIG) welding.
Huijing Zhang, Baosong Guo, Wenbo Du, Xinyue Cong, Chao Chen   +4 more
doaj   +1 more source

Effect of Fast-Frequency Pulsed Current Parameters on FFP-TIG Arc Behavior and Its Implications for Inconel 718 Welding

Metals, 2023
Tungsten inert gas (TIG) is currently one of the most widely applied welding technologies. However, the arc energy divergence and high heat input of conventional TIG can lead to welding defects in heat-input-sensitive alloys (such as Inconel 718 ...
Jianwen Wu, Zhenmin Wang, Zeguang Zhu, Wenyan Fan, Sanbao Lin, Xiaoyu Cai, Jiyu Tian, Chunfu Guo   +7 more
doaj   +1 more source

A Hemoglobin-Based Nanoparticle Delivery System Enhances the Pharmacokinetics and Efficacy of Tigecycline in <i>Klebsiella pneumoniae</i> Infections. [PDF]

BME Front
Objective: This study aims to engineer a tigecycline–hemoglobin nanoparticle (TIG–HBNP) system to enhance the targeting effect of tigecycline (TIG) on Klebsiella pneumoniae, thereby improving its antibacterial efficacy.
Qiao X, Hao Y, Yu Y, Qiang Z, Wen X, Guo Y, Wu Z, Shao H, Luo L.   +8 more
europepmc   +2 more sources

Characterization of Increased Extracellular Vesicle-Mediated Tigecycline Resistance in Acinetobacter baumannii

Pharmaceutics, 2023
Carbapenem-resistant Acinetobacter baumannii (CRAB) is the most detrimental pathogen that causes hospital-acquired infections. Tigecycline (TIG) is currently used as a potent antibiotic for treating CRAB infections; however, its overuse substantially ...
Hyejin Cho, Tesalonika Sondak, Kwang-sun Kim   +2 more
doaj   +1 more source

Estudio del comportamiento frente a la corrosión de soldaduras de aleación de magnesio mediante técnicas gravimétricas

Revista de Metalurgia, 2015
En este artículo se ha investigado el comportamiento frente a la corrosión en medios acuosos salinos de chapas soldadas de aleación AZ31 mediante técnicas gravimétricas y ensayo en cámara de niebla salina.
José A. Segarra, Borja Calderón, Antonio Portolés   +2 more
doaj   +1 more source

TIG Wire and Arc Additive Manufacturing of 5A06 Aluminum Alloy

Cailiao gongcheng, 2017
Wire and arc additive manufacturing(WAAM) was investigated by tungsten inert gas arc welding method(TIG), in which φ1.2mm filler wire of aluminum alloy 5A06(Al-6Mg-Mn-Si) was selected as deposition metal.
HUANG Dan, ZHU Zhi-hua, GENG Hai-bin, XIONG Jiang-tao, LI Jing-long, ZHANG Fu-sheng   +5 more
doaj   +1 more source

Methodological contributions for urban tree census in medium-sized cities. Case study: Pigüé, Argentina

Revista Cubana de Ciencias Forestales, 2021
Geographic Information Systems (GIS) are key methodological tools for land management and to have databases of urban trees that help to make better decisions about biodiversity in a built environment.
Alejandra Mabel Geraldi
doaj  

Role of A-TIG process in joining of martensitic and austenitic steels for ultra-supercritical power plants -a state of the art review

Nuclear Engineering and Technology, 2022
The need for Dissimilar Welded Joint (DWJ) in the power plant components arises in order to increase the overall efficiency of the plant and to avoid premature failure in the component welds.
Vishwa Bhanu, Ankur Gupta, Chandan Pandey   +2 more
doaj   +1 more source

A comparative analysis of friction stir and tungsten inert gas dissimilar AA5082-AA7075 butt welds

Materials Science for Energy Technologies, 2022
The aluminium alloys AA5082 and AA7075 were welded using friction stir welding (FSW) and tungsten inert gas (TIG) welding. The effect of these two (FSW and TIG) welding processes on the tensile and fatigue properties of dissimilar AA5082-AA7075 butt ...
Ratnesh Kumar, Gaurav Kumar, Abhijit Roy, Ravi Shankar Sinha, S.M. Mozammil Hasnain, Om Prakash, Asim Ahmad   +6 more
doaj   +1 more source

Effect of fast-frequency pulsed waveforms on the microstructure and mechanical properties of Ti–6Al–4V alloy welded by FFP-TIG

Journal of Materials Research and Technology, 2022
Ti–6Al–4V alloys have been widely adopted because of their good mechanical properties. TIG welding is a common method for Ti–6Al–4V alloys. However, the high heat input of conventional TIG can lead to a coarsening of grains within Ti–6Al–4V and thus a ...
Jianwen Wu, Zhenmin Wang, Sanbao Lin, Zhengchao Xie, Mengjia Xu, Jiyu Tian, Chunfu Guo   +6 more
doaj   +1 more source