Results 41 to 50 of about 72,611 (243)

Parameters of wood welding: A study with infrared thermography [PDF]

open access: yes, 2017
Welding of wood is a well-known joining procedure that offers several advantages over traditional mechanical fasteners or gluing. During welding, extensive solid-state transformation phases occur in the so-called melting zone and the heat-affected zone ...
Ganne-Chédeville, Christelle   +4 more
core  

Hierarchical Artificial Muscle with Nonlinear Elasticity for Antagonistic and Cyclic Robotics

open access: yesAdvanced Science, EarlyView.
We construct hierarchical muscles by plying nylon fibers around a heating wire. The hierarchical muscle shows a J‐shaped passive curve, which shows benefit in antagonistic muscle pair and work accumulation mechanism. We also develop a computational, first‐principle model to understand the physics of both active actuation stroke and passive J‐curve ...
Samuel Tsai   +15 more
wiley   +1 more source

Tribological mechanisms involved in friction wood welding

open access: yesTribology International, 2020
Abstract Friction wood welding (FWW) is an innovative process allowing wooden parts to be joined without any external material addition. Surprisingly, whereas extensive investigations on chemical reactions involved in FWW were carried out, no tribological studies have ever been performed to characterize the underlying frictional mechanisms.
Cornuault, Pierre-Henri, Carpentier, Luc
openaire   +2 more sources

Parameters of wood welding: A study with infrared thermography [PDF]

open access: yesHolzforschung, 2006
Abstract Welding of wood is a well-known joining procedure that offers several advantages over traditional mechanical fasteners or gluing. During welding, extensive solid-state transformation phases occur in the so-called melting zone and the heat-affected zone. The nature and the extension of such transformations are correlated to the energy input and
Ganne-Chédeville, Christelle   +4 more
openaire   +2 more sources

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

Investigating the CO2 laser cutting parameters of MDF wood composite material [PDF]

open access: yes, 2011
Laser cutting of medium density fibreboard (MDF) is a complicated process and the selection of the process parameters combinations is essential to get the highest quality of the cut section.
A.G. Olabi   +18 more
core   +1 more source

AI in chemical engineering: From promise to practice

open access: yesAIChE Journal, EarlyView.
Abstract Artificial intelligence (AI) in chemical engineering has moved from promise to practice: physics‐aware (gray‐box) models are gaining traction, reinforcement learning complements model predictive control (MPC), and generative AI powers documentation, digitization, and safety workflows.
Jia Wei Chew   +4 more
wiley   +1 more source

Influence of Welding Time on Tensile-Shear Strength of Linear Friction Welded Birch (Betula pendula L.) Wood

open access: yesBioResources, 2015
The purpose of this work was to determine the optimal welding time for linear friction welding of birch (Betula pendula L.) wood while keeping the other parameters constant and at similar levels compared to other species in a similar density range ...
Jussi Ruponen   +5 more
doaj   +1 more source

POLYMERIC MATERIALS IN GLUING TECHNIQUES

open access: yesJournal of Sustainable Technologies and Materials, 2023
Polymeric materials have an important role in gluing technology due to their broad application in the wood industry, metal industry, glass, and ceramics industry as well as medicine.
Šaćira Mandal, Aida Šapčanin
doaj   +1 more source

Effects of soil variation between peat soil and mineral soil on fruit quality of pineapple (Ananas Comosus) cultivars: N36 and josapine [PDF]

open access: yes, 2017
Consumption of pineapple is predicted to increase in the near future in which the demand for continuous supply of the fruit becomes of major interest. This research is focused on finding the influence of growth medium between peat soil and mineral soil ...
Abu Kasim, Amirul Imran   +1 more
core  

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