Results 71 to 80 of about 362,174 (286)

An overview of national-level excise taxes on e-cigarettes across the world

open access: yesTobacco Induced Diseases, 2023
Qinghua Nian, Kevin Welding, Zheng Dai
doaj   +1 more source

Effect of Ce content on microstructure and its evolution of deposited metal in submerged arc welding of 1000 MPa grade high strength steel

open access: yesHanjie xuebao
The application of 1 000 MPa-grade high strength steel in the hydropower sector has become increasingly mature. However, the development of corresponding high-performance welding consumables in China remains limited.
Kai XU   +6 more
doaj   +1 more source

Welding torch and wire feed manipulator [PDF]

open access: yes, 1967
Welding torch and wire feed manipulator increase capability for performing automatic welding operations. The manipulator rotates on its horizontal axis to avoid obstacles as they approach the torch.
Williams, R. T.
core   +1 more source

Electroactive Liquid Crystal Elastomers as Soft Actuators

open access: yesAdvanced Functional Materials, EarlyView.
Electroactive liquid crystal elastomers (eLCEs) can be actuated via electromechanical, electrochemical, or electrothermal effects. a) Electromechanical effects include Maxwell stress, electrostriction, and the electroclinic effect. b) Electrochemical effects arise from electrode redox reactions.
Yakui Deng, Min‐Hui Li
wiley   +1 more source

Membrane Wrapping for High Capacity and Rapidly Switchable Adhesives

open access: yesAdvanced Functional Materials, EarlyView.
A membrane‐wrapping mechanism enables high‐capacity, rapidly switchable adhesion by coupling suction, friction, and adhesion. Broadband performance is achieved in dry and underwater conditions, allowing fast, reversible manipulation of objects of diverse sizes and shapes, from delicate eggs and berries to flat, complex, or heavy objects. These outcomes
Yeunhee Kim   +2 more
wiley   +1 more source

Laser‐Welded Cellulose‐Carbon Nanotube Nanocomposites as a 3D Scaffold of Si Anodes for High‐Performance Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A Si anode comprising entangled networks of cellulose and SWCNT (C‐CNT) nanocomposites as an anode electrode for a high‐performance LIB is realized by fully utilizing the generated microstructure of a novel conductive 3D scaffold via a low‐temperature and eco‐friendly process. Additionally, localized heating via photo‐thermal conversion can be utilized
Boeun Ryu   +5 more
wiley   +1 more source

Overview of the mean of production used for FSW [PDF]

open access: yes, 2010
The Friction Stir welding process is now introduced in production plants. More and more applications are developed and the most part of the work is now centered on the mean of production to be used.
BIGOT, Régis   +3 more
core   +2 more sources

Part Fabrication Using Laser Machining and Welding [PDF]

open access: yes, 1993
This paper describes the current work on a laser cutting and welding system for the fabrication of prototype parts in mild and .. stainless steels.
Pridham, M.S., Thomson, G.
core   +1 more source

Conductive Bonding and System Architectures for High‐Performance Flexible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
This review outlines bonding technologies and structural design strategies that support high‐performance flexible and stretchable electronics. Bonding approaches such as surface‐activated bonding and anisotropic conductive films, together with system‐level architectures including buffer layers and island‐bridge structures, possess distinct mechanical ...
Kazuma Nakajima, Kenjiro Fukuda
wiley   +1 more source

Analysis of the Microstructure and Mechanical Properties during Inertia Friction Welding of the Near-α TA19 Titanium Alloy

open access: yesChinese Journal of Mechanical Engineering, 2020
The current research of titanium alloy on friction welding process in the field of aero-engines mainly focuses on the linear friction welding. Compared to the linear friction welding, inertial friction welding of titanium alloy still has important ...
Yanquan Wu   +4 more
doaj   +1 more source

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