Results 171 to 180 of about 8,064 (298)

Facing Obsolescence: Component Repair and Collaboration in the Independent ICT Commercial Repair Sector

open access: yesSustainable Development, EarlyView.
ABSTRACT Repairs are becoming more difficult to perform due to multiple factors, including obsolescence, complexity of designs, technological change and lack of information and spare parts. This underlines a conflict between repair and technological designs driven by accumulation logics that require increasing growth rates.
Francisco López‐Bermúdez   +1 more
wiley   +1 more source

Confrontations and wear and tear of academic life: a proposal for an undergraduate course. [PDF]

open access: yesRev Esc Enferm USP
Santoro R   +5 more
europepmc   +1 more source

Suspendable and Scalable Ultrasound‐Actuated ZnO‐Nanosheet‐Based Piezoelectric Microdevices for Wireless Electrical Stimulation of Cells

open access: yesSmall, EarlyView.
Silicon microtechnology enables the scalable fabrication of cytocompatible microdevices for wireless electrical stimulation. Microdevices smaller than a cell allow accurate interaction with single cells. By integrating piezoelectric nanostructures that can be actuated by ultrasound within the biomedical range, remote electrical cell stimulation is ...
Laura Lefaix   +6 more
wiley   +1 more source

Competitividade da construção

open access: yes, 2013
O setor da construção é estrategicamente importante para a União Europeia já que disponibiliza os edifícios e infraestruturas necessários para o resto da economia e sociedade. Sozinho, gera quase 10% do PIB e é responsável por 20 milhões de postos de trabalho maioritariamente nas PME, representando assim a maior atividade económica e o maior empregador
openaire   +1 more source

Multi‐Metallic Organic Framework‐Based Composites as Electrocatalysts

open access: yesSmall, EarlyView.
Multi‐metallic organic framework (MMOF) composites and their derivatives offer a versatile platform for electrocatalysis by coupling abundant active sites with improved conductivity and stability. This review summarizes recent advances in MMOF‐based heterostructures with metal, carbon, and multi‐partner components, highlighting synergistic interactions
Mohammad Mazraeh   +3 more
wiley   +1 more source

The Study of New NiTi Actuators to Reinforce the Wing Movement of Aircraft Systems. [PDF]

open access: yesMaterials (Basel), 2022
Braga R   +4 more
europepmc   +1 more source

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