Results 91 to 100 of about 21,045 (295)

Sustainable Manufacturing System Focusing on the Natural Growth of Bamboo

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2010
Recently, sustainable materials have attracted attention because of the need to alleviate environmental problems. Bamboo, in particular, has attracted attention as a sustainable material because it has the fastest natural growth rate among various ...
Keiji OGAWA   +4 more
doaj   +1 more source

Prediction of part shape and associated material properties in hot-press forming using finite element analysis [PDF]

open access: yes, 2018
The hot-press forming of a U-channel was conducted on a boron-steel blank. The die consisted of two separate parts in order to perform the partial quenching process.
Kim, H, Lee, M.-G, Barlat, F., Ha, J
core   +1 more source

Multimodal Soft Surgical Robots Enabled by Eco‐Degradable, Sterilizable Polymers and Transient Electronics

open access: yesAdvanced Functional Materials, EarlyView.
A compostable PGS soft surgical robot with interchangeable modules integrates transient Mo tactile and Si thermal sensors for dual feedback. The device preserves its function after clinical‐grade sterilization, demonstrates stable actuation and cardiac tissue grasping with real‐time in vivo pulsatile monitoring, and biodegrades post‐use with soil‐safe, 
Minseong Chae   +27 more
wiley   +1 more source

A Review of the Physical Metallurgy related to the Hot Press Forming of Advanced High Strength Steel

open access: yes, 2019
The automotive industry requirements for vehicle weight reduction, weight containment, improved part functionality and passenger safety have resulted in the increased use of steel grades with a fully martensitic microstructure.
Fan, DW, Kim, HS, De Cooman, BC
core   +1 more source

Speckle‐Engineered Upconversion Amplification in Nanoemulsion‐Templated Hydrogel Microdomes

open access: yesAdvanced Functional Materials, EarlyView.
Nanoemulsion‐confined PEGDA microdomes generate speckle‐like excitation fields that strongly amplify upconversion luminescence upon dehydration, enabling filter‐free visible readout with reversible on–off switching. DMD‐based lithography yields scalable, shape‐programmable arrays for moisture‐responsive displays and optical encryption.
Chaeyeong Ryu   +13 more
wiley   +1 more source

Flow Prediction and Simulation Analysis of Thermoplastic Composites PA6 Hot Moulding Resin

open access: yesApplied Sciences
This study characterised the hot-press forming process of long carbon fibre PA6 materials using laminates prepared from UD-CA708A prepregs manufactured by Nanjing Special Plastic Composites Materials Co., Ltd.
Qingyu Li   +11 more
doaj   +1 more source

Parameter Measurement and Conductive Heating During Press Hardening by Hot Metal Gas Forming

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract Press hardening of steels for the production of car body components is very common. The reason for this is that the process allows the use of blanks with low wall thickness and the production of ultra-high strength components with complex geometries.
Bach, Mirko   +5 more
openaire   +1 more source

Press hardening of a martensitic stainless steel sheet alloy for manufacturing a side sill demonstrator with tailored properties

open access: yes, 2022
S.765-773The present work deals with a technological study about the possibilities to integrate the 1.4034 martensitic stainless steel sheet alloy in the conventional press hardening process.
Landgrebe, Dirk   +3 more
core  

Unlocking Multi‐Valley Energy Pockets and Interface‐Induced Phonon Filtering in InSb Thermoelectrics by Reaction‐Driven Interface Engineering

open access: yesAdvanced Functional Materials, EarlyView.
InSb, a narrow‐bandgap semiconductor with high carrier mobility, is promising for thermoelectric energy conversion but suffers from high lattice thermal conductivity and strong bipolar conduction. Here, in situ interface engineering using Co2O3 nanoprecursors forms hierarchical CoSbx/In2O3/CoSb3 heterostructures that enhance phonon scattering and ...
Jiwu Xin   +10 more
wiley   +1 more source

Processing of new dual-phase (DP) and complex-phase (CP) steels for automotive applications by tailored hot forming routes

open access: yes, 2019
Publisher Copyright: © 2019 Author(s).Advanced high strength steels (AHSS) are being used in the automotive sector with the aim of supporting the current demands of reducing vehicle weight and structures, but cold forming of such steel grades shows some ...
Mangas, Ángela   +13 more
core   +1 more source

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