Results 151 to 160 of about 2,003,369 (364)

Maillard Type Reaction for Electroless Copper Plating onto Ceramic Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
This work presents the manufacturing of copper‐plated ceramic nanoparticles in an environmentally friendly way. Supported by organic functionalizations with pectin an electroless plating step can be performed. Sustainable reagents like xylose, and several amino acids are used for the reduction process.
Lukas Mielewczyk   +8 more
wiley   +1 more source

Icephobic Gradient Polymer Coatings Coupled with Electromechanical De‐icing Systems: A Promising Ice Repellent Hybrid System

open access: yesAdvanced Engineering Materials, EarlyView.
A hybrid system for de‐icing made of gradient polymer coatings, deposited on aluminum coupled with an electromechanical system, is demonstrated as an effective and durable strategy for reducing drastically ice adhesion. The system is capable of detaching ice blocks over the coating in less than 1 s, regardless of the ice type and covered area ...
Gabriel Hernández Rodríguez   +8 more
wiley   +1 more source

As relações transimperiais na fronteira sul da América: Governo, comércio e alfândega (c. 1722–c. 1726)

open access: yesLatin American Research Review
O presente artigo tem por objetivo demonstrar as relações transimperiais no extremo sul da América, entre os anos de 1722 e 1726, considerando as alianças das autoridades da América portuguesa, da espanhola, com as do reino e com os homens de negócio ...
Valter Lenine Fernandes   +1 more
doaj   +1 more source

A Novel Simulation Approach for Damage Evolution during Tailored Forming

open access: yesAdvanced Engineering Materials, EarlyView.
Traditional damage models are struggling to accurately and efficiently simulate large‐scale three‐dimensional models with a great number of degrees of freedoms. A new gradient‐enhanced damage model based on the extended Hamilton principle can significantly reduce the computation time while ensuring mesh‐independence which is suitable to use in tailored
Fangrui Liu   +2 more
wiley   +1 more source

Commercial Data Privacy and Innovation in the Internet Economy: A Dynamic Policy Framework

open access: yesThe Journal of Privacy and Confidentiality, 2011
Department of Commerce Internet Policy Task Force
doaj   +1 more source

What impact will E-commerce have on the U.S. economy? [PDF]

open access: yes
In recent years, e-commerce has emerged as the fastest growing sector of the U.S. marketplace. Despite the contraction in the high-tech industry during the recent recession, firms have continued to enter and expand their presence in e-commerce, and ...
Jonathan L. Willis
core  

Scottish chambers’ business survey [July 2005] [PDF]

open access: yes, 2005
The Fraser of Allander Institute at the University of Strathclyde in collaboration with the Scottish Chambers of Commerce conducts the Scottish Chambers’ of Commerce Business Survey.
Lockyer, Cliff, Malloy, Eleanor
core  

Dimensionless Investigations on Energy Conversion and Analysis of Interlayer Time in Laser‐Based Powder Bed Fusion of Polymers for Polyamide 12 with Nanoadditives and Polypropylene

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the energy conversion in powder bed fusion of polymers using laser beam for polyamide 12 and polypropylene powders. It combines material and process data, using dimensionless parameters and numerical models, to enable the prediction of suitable printing parameters.
Christian Schlör   +9 more
wiley   +1 more source

A Novel Approach on Rapid Alloy Development of Tool Steels for Laser Powder Bed Fusion by In Situ Alloying

open access: yesAdvanced Engineering Materials, EarlyView.
A novel approach for alloy development in laser powder bed fusion is introduced. Instead of producing massive samples of one composition at a time, prepressed powder bed samples produced from powder mixtures are processed. Guidelines for the selection of precursor powders are developed.
Felix Großwendt   +6 more
wiley   +1 more source

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