Results 141 to 150 of about 29,880 (391)

Oxide accumulation effects on wire + arc layer-by-layer additive manufacture process [PDF]

open access: green, 2017
Xiangfang Xu   +4 more
openalex   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

Stud and wire arc additive manufacturing—Development of a combined process for the high-productivity additive manufacturing of large-scale lattice structures

open access: yesJournal of Advanced Joining Processes
Metallic large-scale freeform lattice structures can be manufactured by wire arc additive manufacturing (WAAM). These structures are especially interesting for applications in civil engineering, such as lightweight structural elements and reinforcement ...
F. Riegger, D.L. Wenzler, M.F. Zaeh
doaj   +1 more source

Fatigue response of as built DMLS processed Maraging Steel and effects of machining and heat and surface treatments [PDF]

open access: yes, 2018
The main motivations for this study arise from the need for an assessment of the fatigue performance of DMLS produced Maraging Steel MS1, when it is used in the \u201cas fabricated\u201d state. The literature indicates a lack of knowledge from this point
Bogojevic, Nebojsa   +8 more
core  

Soft and Strong: Elastic Conductors with Bio‐Inspired Self‐Protection

open access: yesAdvanced Materials, EarlyView.
A general reverse‐engineering approach is demonstrated for designing functional yarns that uses woven fabric architecture as a structural framework. The fabric‐based stretchable conductive yarns combine flexibility, high elasticity, low stiffness, self‐protection, and weavability with conventional textile processes. By fine‐tuning the number of elastic
Chenglong Zhang   +12 more
wiley   +1 more source

Effect of mechanical vibration on microstructure and mechanical properties of wire arc additively manufactured 2319 aluminum alloy [PDF]

open access: yesJournal of Hebei University of Science and Technology
In order to solve the problems of coarse grain and poor mechanical properties of wire arc additive manufacturing specimens, mechanical vibration was applied in the process of wire arc additive for manufacturing 2319 aluminum alloy, and the effects of ...
Liang ZHANG   +3 more
doaj   +1 more source

Estudio preliminar de los parámetros de fabricación en las propiedades finales de piezas de titanio comercialmente puro con geometrías sencillas producidos mediante la técnica de “additive manufacturing” [PDF]

open access: yes, 2019
La necesidad de fabricar piezas de geometrías complejas empleando materiales ligeros con altas propiedades, en el sector aeroespacial conlleva al uso de técnicas cada vez más flexibles y con mayor complejidad técnica.
Arévalo Mora, Cristina María   +6 more
core  

Self‐Cleaning Dual‐Scale Heterostructured Polyethylene Terephthalate (PET) Sheet With Anti‐Icing and UV Resistant Functionalities

open access: yesAdvanced Materials Interfaces, EarlyView.
By integrating a thermal engraving method with polymer modification through reversible addition‐fragmentation chain transfer (RAFT) polymerization to introduce fluorinated functional groups, micro‐nano superhydrophobic PET surfaces are prepared. These newly developed surfaces demonstrate outstanding water repellency and effective removal of both water ...
Yingkun Sheng   +5 more
wiley   +1 more source

Halide Perovskite Memristor Crossbar Arrays for Low Voltage in Memory Computing

open access: yesAdvanced Materials Interfaces, EarlyView.
From early devices to centimeter‐scale crossbars, halide‐perovskite memristors now deliver ultra‐low‐energy, multilevel switching. Yet ion migration, device variability, and sneak currents hinder scaling. Advances in self‐rectifying junctions, nonlinear interfaces, bias maps, and hybrid oxides enhance array stability.
Hyojung Kim
wiley   +1 more source

Effects of arc mode on morphology, microstructure and mechanical properties of titanium alloy wire arc additive manufacturing

open access: yesJournal of Materials Research and Technology
Wire arc additive manufacturing (WAAM) offers a practical approach for the manufacture of large, complex, and specialized components for structural applications, with high deposition efficiency and cost-effectiveness.
Yi Feng   +4 more
doaj   +1 more source

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