Results 101 to 110 of about 1,862 (264)

Experimental Analysis of Heat Transfer at the Interface between Die Casting Molds and Additively Manufactured Cooling Inserts [PDF]

open access: hybrid, 2023
P. Capela   +5 more
openalex   +1 more source

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

Steelmaking Process and Quality Control of Cold-Heading Steel SWRCH35K by 120 t BOF-Argon Blowing-LF-CC Flowsheet

open access: yesTeshugang, 2015
With the process measures including KR pre-sulphurizing hot metal [S] ≤0.008% , to increase BOF preoxidizing adding aluminium amount from 0.010%-0.025% to 0.020%-0.035% , to increase adding Fe-Ca wire from 3.0 m/t to 4.0 m/t, LF refining time ≥35 min and
陈建东   +3 more
doaj  

Development and Production Practice of S55C Medium Carbon Bearing Steel for Automobile Wheel Hub

open access: yesTeshugang, 2022
The following process is used to produce wheel medium carbon bearing steel S55C: 120 t BOF smelting—► LF refining—► RH vacuum treatment —► 240 mm x 240 mm continuous casting billet—►Φ55 mm and Φ60 mm bar rolling.
李永超   +3 more
doaj  

Device Integration Technology for Practical Flexible Electronics Systems

open access: yesAdvanced Functional Materials, EarlyView.
Flexible device integration technologies are essential for realizing practical flexible electronic systems. In this review paper, wiring and bonding techniques critical for the industrial‐scale manufacturing of wearable devices are emphasized based on flexible electronics.
Masahito Takakuwa   +5 more
wiley   +1 more source

Investigation of the cooling system efficiency in aluminum low pressure die casting

open access: yes, 2020
Bu çalışmada, düşük basınçlı döküm yönteminde (ABDY) kullanılan hava soğutucularının, akış hızları incelendi. Alçak basınçlı döküm yöntemi birçok ürün tipi için kullanılır. Hafif alaşım jantlar, motor gövdeleri ve pistonlar bu ürünlere örnektir. Hava soğutma, döküm parçasındaki döküm hatalarını önlemek için, yönlü katılaşma sağlamak amacıyla kullanılır.
openaire   +1 more source

Covalent Organic Frameworks for Water Sorption: The Importance of Framework Physical Stability

open access: yesAdvanced Functional Materials, EarlyView.
This study explores the water‐vapor stability of 2D covalent organic frameworks (COFs) with varying pore sizes. Results reveal microporous COFs demonstrate superior stability compared to mesoporous ones, despite lower water uptake. Mesoporous keto‐enamine‐linked COFs show enhanced stability due to intralayer hydrogen bonds, confirmed by simulations and
Wei Zhao   +13 more
wiley   +1 more source

Bio‐Friendly Artificial Muscles Based on Carbon Nanotube Yarns and Eutectogel Derivatives

open access: yesAdvanced Functional Materials, EarlyView.
Solid‐state artificial muscles based on coiled commercial carbon nanotube yarns coated with eutectogel derivatives exhibit unipolar actuation through selective ion intercalation. Combining polyanionic and polycationic gels enables enhanced contractile stroke and high energy density.
Gabriela Ananieva   +6 more
wiley   +1 more source

Ultrahigh Strength with Suppressed Flow Instability at Liquid Helium Temperature via Coherent Nanoprecipitation in a Medium‐Entropy Alloy

open access: yesAdvanced Functional Materials, EarlyView.
It is demonstrated that severe lattice distortion and coherent nanoprecipitates overcome the strength–ductility dilemma and mitigate discontinuous plastic flow (DPF) at 4.2 K. Such microstructural design enhances both thermal and athermal stress components, leading to exceptional mechanical performance.
Min Young Sung   +11 more
wiley   +1 more source

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