Results 91 to 100 of about 21,892 (296)

Effects of Pre-bending on Defect and Dimensional Precision in Hydroforming of Aluminum Alloy Tube

open access: yesCailiao gongcheng, 2017
Hydroformed aluminum hollow components with various sections have been widely used in the field of automotive lightweight engineering. The main manufacturing process of the component is that the tube is pre-formed by CNC bending, and then hydro-formed ...
CAI Yang, WANG Xiao-song, YUAN Shi-jian
doaj   +1 more source

Charge‐Reversed Lipid Nanoparticles Enable Encapsulation of Pt2L4 Nanocages for In vivo Anti‐Cancer Treatment

open access: yesAdvanced Materials, EarlyView.
Charge‐reversed lipid nanoparticles (revLNPs) enable efficient encapsulation and delivery of cationic Pt2L4 nanocages. Encapsulation preserves potent anticancer activity while improving circulation, reducing vascular leakage, and promoting favorable biodistribution in vivo.
Renzo A. Knol   +16 more
wiley   +1 more source

Wrinkling of sandwich panels for marine applications

open access: yes, 2003
The recent development in the marine industry with largerships built in sandwich construction and also the use of moreadvanced materials has enforced improvements of design criteriaregarding wrinkling. The commonly used Hoff\u92s formula isnot suited for
Fagerberg, Linus
core   +2 more sources

Non-Linear Analysis of Wrinkling Phenomenain Sandwich Beams with a Soft Core

open access: yesEngineering Transactions
This work is devoted to the local stability analysis of sandwich beams with a light core. A linear as well as a non-linear numerical analysis is carried out with the use of the finite element method (FEM). Both material and geometrical nonlinearities are
Paweł Jasion   +2 more
doaj   +1 more source

Tailor‐Made Protective LixAlSy Layer for Lithium Anodes to Enhance the Stability of Solid‐State Lithium–Sulfur Batteries

open access: yesAdvanced Materials Interfaces, EarlyView.
An intentionally added, chemically formed LixAlSy coating stabilizes the lithium–electrolyte interface in solid‐state Li–S batteries. The layer suppresses side reactions, preserves smooth charge transfer, and improves ion transport from the start. This approach offers a practical route to more durable solid‐state batteries and a clearer understanding ...
Xinyi Wang   +4 more
wiley   +1 more source

Wrinkling prediction with adaptive mesh refinement [PDF]

open access: yes, 2000
An adaptive mesh refinement procedure for wrinkling prediction analyses is presented. First the critical values are determined using Hutchinson’s bifurcation functional.
Huetink, Han   +3 more
core   +2 more sources

Development of a Simple Closed-Loop Type Algorithm for Determination of Variable Blank Holder Force Trajectory and Its Applications to Square Cup Deep Drawing

open access: yesAdvances in Mechanical Engineering, 2010
In deep drawing, a low blank holder force (BHF) can cause wrinkling, while a high BHF can lead to tearing. In this study, a variable blank holder force (VBHF) approach to deep drawing is employed, and a simple closed-loop type algorithm is developed for ...
Satoshi Kitayama   +2 more
doaj   +1 more source

Behaviour and design of sandwich panels subject to local buckling and flexural wrinkling effects [PDF]

open access: yes, 2003
Sandwich panels comprise a thick, light-weight plastic foam such as polyurethane, polystyrene or mineral wool sandwiched between two relatively thin steel faces. One or both steel faces may be flat, lightly profiled or fully profiled.
Pokharel, Narayan
core  

Graphene Layers as Functional Biomaterials. From Fabrication and Characterization to Biological Applications

open access: yesAdvanced Materials Interfaces, EarlyView.
Graphene layers are fabricated on Cu foil and transferred onto glass substrates to form double‐ and multi‐layer G‐glass. Raman spectroscopy confirms structural integrity, while SEM and fluorescence microscopy reveal favorable adhesion and spreading of L‐929 fibroblast cells.
Mariana Mihaela Apostol   +8 more
wiley   +1 more source

Smart Electrospun Nanofibers for Controlled Oil‐Water Separation

open access: yesAdvanced Materials Interfaces, EarlyView.
Stimuli‐responsive electrospun nanofibers are reviewed as advanced platforms for controlled oil/water separation. The effects of surface wettability, porous structure, and external stimuli, including pH, temperature, gas, and light, on separation performance are discussed.
Aynaz Sedaghatnia   +6 more
wiley   +1 more source

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