Results 61 to 70 of about 133,408 (262)

A non-invasive node-based form finding approach with discretization-independent target configuration

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2018
Form finding is used to optimize the shape of a semi-finished product, i.e. the material configuration in a forming process. The geometry of the semi-finished product is adapted so that the computed spatial configuration corresponds to a prescribed ...
Michael Caspari   +2 more
doaj   +1 more source

Optimizing Post Friction Stir Welding Heat Treatment in Dissimilar Friction Stir Welded 6061/AlSi10MgMn Joints for Electrical Vehicle Battery Housing

open access: yesAdvanced Engineering Materials, EarlyView.
Microstructural evolution and hardness optimization along the cross‐section of friction stir welded AA6061/AlSi10MgMn joints, for electric vehicle battery housings, were investigated. Postweld aging between 170°C and 220°C enhances hardness uniformity within the nugget zone.
Emanuele Ghio, Emanuela Cerri
wiley   +1 more source

Metal Forming Tool Monitoring Based on a 3D Measuring Endoscope Using CAD Assisted Registration

open access: yesSensors, 2019
In order to provide timely, reliable, and comprehensive data for the maintenance of highly stressed geometries in sheet-bulk metal forming tools, this article features a possible setup by combining a 3D measuring endoscope with a two-stage kinematic. The
Lennart Hinz   +2 more
doaj   +1 more source

3D quantum Hall effect of Fermi arcs in topological semimetals

open access: yes, 2017
The quantum Hall effect is usually observed in 2D systems. We show that the Fermi arcs can give rise to a distinctive 3D quantum Hall effect in topological semimetals.
Lu, Hai-Zhou   +3 more
core   +1 more source

Manufacturing Continuous Fiber‐Reinforced Printing Filaments: Development of a Post‐Consolidation Unit

open access: yesAdvanced Engineering Materials, EarlyView.
A novel, temperature‐controlled post‐consolidation unit is developed to test its potential to improve the melt impregnation process used to manufacture continuous fiber‐reinforced filaments for additive manufacturing of high‐performance thermoplastics.
Daniel Beermann   +2 more
wiley   +1 more source

Investigation on extrusion processes in sheet-bulk metal forming from coil

open access: yesCIRP Journal of Manufacturing Science and Technology, 2020
Abstract The increasing demand for functional-integrated lightweight components is bringing established manufacturing technologies to their limits and motivates research into the innovative process class of sheet-bulk metal forming (SBMF). By applying bulk forming operations to sheet metal, thin-walled components with integrated functional elements ...
Johannes Henneberg, Marion Merklein
openaire   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

A Review of Progressive and Compound Forming of Bulk Microparts by Using Sheet Metals

open access: yesMATEC Web of Conferences, 2018
In the last decade, the concept of progressive microforming has emerged and developed gradually, which is considered as an efficient and promising method to fabricate the micro-scaled part.
Fu M.W., Zheng J.Y., Meng B.
doaj   +1 more source

Orientational tuning of the Fermi sea of confined electrons at the SrTiO3 (110) and (111) surfaces

open access: yes, 2014
We report the existence of confined electronic states at the (110) and (111) surfaces of SrTiO3. Using angle-resolved photoemission spectroscopy, we find that the corresponding Fermi surfaces, subband masses, and orbital ordering are different from the ...
Bareille, C.   +11 more
core   +2 more sources

Manufacturing of hybrid gears by incremental sheet-bulk metal forming

open access: yesProcedia Manufacturing, 2019
Abstract The weight of automotive components has to be reduced and additionally a higher integration of functions is aspired. In the case of geared components, the incremental sheet-bulk metal forming technology enables the manufacturing of load- and weight-adapted functional parts.
S. Wernicke, S. Gies, A.E. Tekkaya
openaire   +1 more source

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